How popular is this Hong Kong to Vietnam flight route?

Flights from Hong Kong to Vietnam have been viewed 300 times in the past calendar month.

How long is the flight from Hong Kong to Vietnam?

A quick flight from Hong Kong to Vietnam can take about 2h 45m. VietJet Air provides one of the quickest options available for as low as HK$1,710. Airlines will cover a distance of 1714 km. Most flights are nonstop.

What are the cheapest airlines to fly from Hong Kong to Vietnam one-way?

HK$334 is the cheapest one-way deal found within the past few days, from Vietnam Airlines. You may also be able to find cheap deals on HK Express and VietJet Air, with prices starting from HK$463 and HK$638, respectively.

In terms of precipitation, rainfall in Vietnam ranges from 0.0 - 340.0 inches per month. September is typically the wettest month, when rainfall can reach 340.0 mm. February is typically the driest time to visit Vietnam when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Vietnam, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

Can I find deals for flights from Hong Kong to Vietnam that include hotel bookings?

Yes. In addition to deals on Hong Kong to Vietnam flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Hong Kong to Vietnam?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to Vietnam.

Can I find deals for business class flights from Hong Kong to Vietnam?

Yes. Cheapflights offers flight deals from Hong Kong to Vietnam by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

HK$683+ Cheap Flights from Hong Kong to Vietnam

Cheap flight deals from Hong Kong to Vietnam

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Hong Kong to Vietnam
Explore the most affordable flight options available from Hong Kong to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Thu 8-1016:40 -

Nonstop2h 45m

Tue 13-1011:55 -

Nonstop2h 45m

Deal found 30-9HK$1,208

Wed 21-1016:45 -

Nonstop2h 50m

Mon 26-1012:05 -

Nonstop2h 40m

Deal found 28-9HK$1,216

Thu 19-1116:40 -

Nonstop2h 45m

Tue 24-1111:55 -

Nonstop2h 45m

Deal found 30-9HK$1,224

Mon 12-1007:45 -

Nonstop2h 55m

Sat 17-1011:55 -

Nonstop2h 45m

Deal found 28-9HK$1,232

Sun 18-1016:10 -

Nonstop2h 55m

Thu 22-1011:55 -

Nonstop2h 45m

Deal found 29-9HK$1,240

Mon 16-1116:10 -

Nonstop2h 55m

Sat 21-1111:55 -

Nonstop2h 45m

Deal found 1-10HK$1,248

Fri 30-1007:55 -

Nonstop2h 50m

Tue 3-1111:55 -

Nonstop2h 45m

Deal found 30-9HK$1,255

Fri 4-1216:10 -

Nonstop2h 55m

Sat 12-1211:55 -

Nonstop2h 45m

Deal found 1-10HK$1,263

Fri 11-1207:55 -

Nonstop2h 50m

Tue 15-1211:55 -

Nonstop2h 45m

Deal found 28-9HK$1,271

Fri 27-1116:10 -

Nonstop2h 55m

Tue 1-1211:55 -

Nonstop2h 45m

Deal found 28-9HK$1,279

Thu 5-1116:40 -

Nonstop2h 45m

Wed 18-1118:55 -

Nonstop3h 15m

Deal found 28-9HK$1,295

Tue 6-1016:40 -

Nonstop2h 45m

Sat 10-1010:40 -

Nonstop3h 10m

Deal found 28-9HK$1,302

Best flights from Hong Kong to Vietnam
Discover carefully curated flight deals from Hong Kong to Vietnam that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 October 2026.

Tue 1-1216:40 -

Nonstop2h 45m

Mon 7-1210:30 -

Nonstop3h 10m

Deal found 1-10HK$1,350

Tue 27-1016:40 -

Nonstop2h 45m

Sat 31-1011:55 -

Nonstop2h 45m

Deal found 29-9HK$1,710

Wed 4-1121:00 -

Nonstop2h 55m

Wed 11-1116:20 -

Nonstop2h 40m

Deal found 29-9HK$1,946

Sat 14-1121:15 -

Nonstop2h 55m

Fri 20-1106:00 -

Nonstop2h 35m

Deal found 26-9HK$2,095

Mon 16-1114:30 -

Nonstop2h 15m

Thu 19-1110:30 -

Nonstop2h 00m

Deal found 29-9HK$2,142

Mon 16-1119:45 -

1 stop17h 10m

Thu 19-1111:40 -

1 stop22h 05m

Deal found 29-9HK$2,770

Thu 8-1013:05 -

Nonstop1h 55m

Sun 11-1014:35 -

1 stop5h 35m

Deal found 26-9HK$1,703

Tue 1-1216:40 -

Nonstop2h 45m

Mon 7-1208:25 -

1 stop9h 25m

Deal found 1-10HK$1,758

Sat 28-1119:15 -

1 stop15h 05m

Sat 5-1209:50 -

1 stop7h 25m

Deal found 30-9HK$1,765

Wed 2-1221:15 -

Nonstop2h 55m

Fri 4-1206:00 -

Nonstop2h 35m

Deal found 26-9HK$2,095

Sat 31-1007:35 -

1 stop6h 45m

Tue 3-1117:45 -

1 stop24h 05m

Deal found 28-9HK$2,016

Mon 16-1118:40 -

1 stop16h 20m

Sat 21-1116:55 -

1 stop23h 30m

Deal found 1-10HK$2,252

Sun 29-1112:55 -

Nonstop2h 05m

Mon 30-1105:35 -

1 stop9h 10m

Deal found 28-9HK$2,260

Thu 15-1020:30 -

Nonstop2h 35m

Tue 20-1007:00 -

Nonstop2h 40m

Deal found 1-10HK$2,111

Fri 9-1019:50 -

1 stop20h 45m

Thu 15-1016:05 -

1 stop25h 45m

Deal found 1-10HK$2,016

Thu 12-1116:40 -

2 stops15h 45m

Thu 19-1107:55 -

1 stop9h 55m

Deal found 28-9HK$2,064

Fri 11-1218:40 -

1 stop15h 20m

Mon 14-1222:15 -

1 stop18h 10m

Deal found 29-9HK$2,291

Sun 1-1112:55 -

1 stop27h 10m

Sun 8-1116:20 -

Nonstop2h 40m

Deal found 29-9HK$2,526

Sun 15-1119:50 -

1 stop21h 25m

Sun 22-1109:50 -

1 stop8h 00m

Deal found 1-10HK$2,142

Thu 22-1018:45 -

1 stop14h 20m

Mon 26-1020:55 -

1 stop19h 30m

Deal found 28-9HK$2,511

Sat 28-1107:35 -

1 stop5h 45m

Sat 5-1220:55 -

2 stops15h 20m

Deal found 30-9HK$2,299

Mon 16-1112:55 -

Nonstop2h 05m

Thu 19-1111:35 -

1 stop7h 25m

Deal found 27-9HK$2,589

Fri 13-1119:50 -

1 stop14h 30m

Fri 20-1116:45 -

1 stop24h 30m

Deal found 28-9HK$2,142

Sun 15-1121:00 -

2 stops21h 15m

Sun 22-1107:55 -

1 stop9h 55m

Deal found 1-10HK$2,315

Wed 14-1014:30 -

2 stops19h 50m

Sun 25-1013:40 -

Nonstop2h 45m

Deal found 30-9HK$2,566

Fri 30-1019:50 -

2 stops38h 55m

Tue 3-1111:55 -

Nonstop2h 45m

Deal found 1-10HK$2,252

Fri 9-1019:50 -

1 stop20h 45m

Thu 15-1007:10 -

2 stops13h 00m

Deal found 1-10HK$2,432

Fri 4-1214:30 -

1 stop19h 20m

Sat 5-1218:55 -

1 stop21h 30m

Deal found 30-9HK$2,683

Fri 13-1121:00 -

2 stops23h 55m

Fri 20-1107:05 -

1 stop7h 40m

Deal found 28-9HK$2,989

Wed 28-1019:50 -

2 stops42h 45m

Wed 4-1106:10 -

1 stop11h 40m

Deal found 27-9HK$2,275

Find flight deals from Hong Kong to Vietnam

Round-trip from	HK$1,208
One-way from	HK$683
Popular in	April
Cheapest in	November
Average price	HK$1,836
Good round-trip deal	HK$1,434 or less
Good one-way deal	HK$678 or less

VietJet Air
17-10-22-10
Nonstop
5h 30m total
Hong Kong to Vietnam

Search Deals

VietJet Air
10-11-31-12
Nonstop
2h 45m total
Hong Kong to Vietnam

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (HK$498 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (HK$295 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Price to beat on a round-trip flight from Hong Kong to Vietnam.

Search Deals

Price to beat on a one-way flight from Hong Kong to Vietnam.

Search Deals

Fly from

Fly to

Route

Departure

Return

Price

Cheapest return flight

Hong KongPhu Quoc

HKG Hong Kong Intl - PQC Phu Quoc Duong Dang

HKGPQC

Hong Kong Intl

Sun 1-11

21:00-22:55

Nonstop2h 55m

Phu Quoc Duong Dang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$777

Hong KongHo Chi Minh City

HKG Hong Kong Intl - SGN Ho Chi Minh City

HKGSGN

Hong Kong Intl

Wed 21-10

19:50-21:30

Nonstop2h 40m

Ho Chi Minh City

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$800

Hong KongNha Trang

HKG Hong Kong Intl - CXR Nha Trang Cam Ranh

HKGCXR

Hong Kong Intl

Tue 10-11

07:35-17:35

1 stop11h 00m

Nha Trang Cam Ranh

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$1,020

Hong KongDa Nang

HKG Hong Kong Intl - DAD Da Nang

HKGDAD

Hong Kong Intl

Fri 9-10

19:50-10:20

1 stop15h 30m

Da Nang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$1,020

Hong KongPhu Quoc

HKG Hong Kong Intl - PQC Phu Quoc Duong Dang

HKGPQC

Hong Kong Intl

Sun 11-10

19:50-09:55

1 stop15h 05m

Phu Quoc Duong Dang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$1,020

Hong KongNha Trang

HKG Hong Kong Intl - CXR Nha Trang Cam Ranh

HKGCXR

Hong Kong Intl

Thu 12-11

07:35-12:55

1 stop6h 20m

Nha Trang Cam Ranh

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$1,036

Hong KongDa Nang

HKG Hong Kong Intl - DAD Da Nang

HKGDAD

Hong Kong Intl

Wed 21-10

19:50-19:50

1 stop25h 00m

Da Nang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$1,059

Hong KongDalat

HKG Hong Kong Intl - DLI Dalat Lien Khuong Intl

HKGDLI

Hong Kong Intl

Sun 15-11

19:50-07:25

1 stop12h 35m

Dalat Lien Khuong Intl

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$1,075

Hong KongPhu Quoc

HKG Hong Kong Intl - PQC Phu Quoc Duong Dang

HKGPQC

Hong Kong Intl

Sun 1-11

19:50-08:00

1 stop13h 10m

Phu Quoc Duong Dang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$1,091

Hong KongDalat

HKG Hong Kong Intl - DLI Dalat Lien Khuong Intl

HKGDLI

Hong Kong Intl

Tue 17-11

19:15-07:25

1 stop13h 10m

Dalat Lien Khuong Intl

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$1,091

Flights are sorted by cheapest return flights first.

Deals found on 1-10

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Hong Kong to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Hong Kong with our price prediction graph.

HKG-PQC

HKG-SGN

HKG-CXR

HKG-DAD

HKG-HAN

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to Vietnam

HK0-VN0

HKG-PQC

HKG-SGN

HKG-CXR

HKG-DAD

What is the cheapest month to book a flight from Hong Kong to Vietnam?

Currently, January is the cheapest month in which you can book a flight from Hong Kong to Vietnam (average of HK$1,224). Flying from Hong Kong to Vietnam in February is currently the most expensive (average of HK$2,252). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HK to VN?

It’s optimal to fly from Hong Kong to Vietnam in the evening. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight at midday.

Weekly flight availability from Hong Kong to Vietnam

The most flights from HK0 to VN0 are scheduled on a Wednesday (25 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (13 on average).

How often are flights from Hong Kong to Vietnam delayed?

About 23% of weekly flights between Hong Kong and Vietnam have experienced delays in the past year, with the average delay time being 109 minutes.

What is the most punctual flight time for Hong Kong to Vietnam flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Hong Kong to Vietnam flights?

Over the past year, HK Express have had the lowest number of delays on this route, with just 14% of flights being delayed.

How far ahead should I book a flight from Hong Kong to Vietnam?

To ensure you get the cheapest price possible for a flight from Hong Kong to Vietnam, you should look to book at least 63 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest day to fly from Hong Kong to Vietnam?

Travellers seeking maximum savings on their Hong Kong to Vietnam flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Vietnam

Get a feel of what it's like to fly with Vietnam Airlines,Cathay Pacific, andHK Express from Hong Kong to Vietnam by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Vietnam Airlines

7.7

Good

291 reviews

Check prices

Reviews

1 / 17

6.0

Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Vietnam Airlines

7.7

Good

291 reviews

Vietnam Airlines

7.7

Good

291 reviews

Check prices

Reviews

1 / 17

6.0

Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Cathay Pacific

7.6

Good

1,506 reviews

Vietnam Airlines

7.7

Good

291 reviews

Check prices

Reviews

1 / 17

6.0

Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

HK Express

7.2

Good

47 reviews

Vietnam Airlines

7.7

Good

291 reviews

Check prices

Reviews

1 / 17

6.0

Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Hong Kong Airlines

6.2

Okay

32 reviews

Vietnam Airlines

7.7

Good

291 reviews

Check prices

Reviews

1 / 17

6.0

Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

VietJet Air

5.6

Fair

175 reviews

Vietnam Airlines

7.7

Good

291 reviews

Check prices

Reviews

1 / 17

6.0

Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Related info for your journey

How popular is this Hong Kong to Vietnam flight route?
Flights from Hong Kong to Vietnam have been viewed 300 times in the past calendar month.
How long is the flight from Hong Kong to Vietnam?
A quick flight from Hong Kong to Vietnam can take about 2h 45m. VietJet Air provides one of the quickest options available for as low as HK$1,710. Airlines will cover a distance of 1714 km. Most flights are nonstop.
What are the cheapest airlines to fly from Hong Kong to Vietnam one-way?
HK$334 is the cheapest one-way deal found within the past few days, from Vietnam Airlines. You may also be able to find cheap deals on HK Express and VietJet Air, with prices starting from HK$463 and HK$638, respectively.
Can I find deals for flights from Hong Kong to Vietnam that include hotel bookings?
Yes. In addition to deals on Hong Kong to Vietnam flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Hong Kong to Vietnam?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to Vietnam.
Can I find deals for business class flights from Hong Kong to Vietnam?
Yes. Cheapflights offers flight deals from Hong Kong to Vietnam by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Hong Kong to Vietnam?
Currently, January is the cheapest month in which you can book a flight from Hong Kong to Vietnam (average of HK$1,224). Flying from Hong Kong to Vietnam in February is currently the most expensive (average of HK$2,252). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to

Flights by cabin class

Other flight options

Popular flights

Return Flight Options

Top destinations

Top regions

Alternative routes for Hong Kong to Vietnam

Top 8 airlines flying from Hong Kong to Vietnam

Airline	Cheapest	Average	Flexibility	On-time
HK Express	CheapestHK$820	AverageHK$1,520	FlexibilityNo cancel fee	On-time90%	Search HK Express flights
Greater Bay Airlines	CheapestHK$865	AverageHK$1,428	FlexibilityNo cancel fee	On-timeN/A	Search Greater Bay Airlines flights
VietJet Air	CheapestHK$870	AverageHK$1,512	FlexibilityNo cancel fee	On-timeN/A	Search VietJet Air flights
Hong Kong Airlines	CheapestHK$1,207	AverageHK$1,872	FlexibilityNo cancel fee	On-time65%	Search Hong Kong Airlines flights
Sun PhuQuoc Airways	CheapestHK$1,222	AverageHK$1,799	FlexibilityNo cancel fee	On-timeN/A	Search Sun PhuQuoc Airways flights
United Airlines	CheapestHK$1,285	AverageHK$2,109	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Vietnam Airlines	CheapestHK$1,517	AverageHK$2,143	FlexibilityNo cancel fee	On-time81%	Search Vietnam Airlines flights
Cathay Pacific	CheapestHK$1,651	AverageHK$2,626	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights

Fly with Cheapflights

How does Cheapflights help users find flights from Hong Kong to Vietnam?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Vietnam from Hong Kong today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Vietnam?

Millions of users choose and trust Cheapflights to book the best flight deals from Hong Kong to Vietnam for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Hong Kong to Vietnam with no change fees?

Need flexible booking options for your flight to Vietnam from Hong Kong? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Hong Kong to Vietnam become cheaper?

Yes, Cheapflights offers price alerts on Hong Kong to Vietnam flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Hong Kong to Vietnam from HK$683

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10-11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Hong Kong to Vietnam

Cheapest flights from Hong Kong to VietnamExplore the most affordable flight options available from Hong Kong to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Explore the most affordable flight options available from Hong Kong to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Best flights from Hong Kong to VietnamDiscover carefully curated flight deals from Hong Kong to Vietnam that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 October 2026.

Discover carefully curated flight deals from Hong Kong to Vietnam that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 October 2026.

Direct flights from Hong Kong to VietnamExplore direct flight options from Hong Kong to Vietnam based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 October 2026.

Explore direct flight options from Hong Kong to Vietnam based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 October 2026.

Last-minute flights from Hong Kong to VietnamDiscover last-minute flight deals from Hong Kong to Vietnam. Data last updated 2 October 2026 and is based on user searches.

Discover last-minute flight deals from Hong Kong to Vietnam. Data last updated 2 October 2026 and is based on user searches.

One-way flights from Hong Kong to VietnamSearch for one-way flight options from Hong Kong to Vietnam. Find affordable one-way fares based on user searches. Data last updated 2 October 2026.

Search for one-way flight options from Hong Kong to Vietnam. Find affordable one-way fares based on user searches. Data last updated 2 October 2026.

Find flight deals from Hong Kong to Vietnam

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hong Kong to Vietnam that are best for you.

Best time to book a flight from Hong Kong to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Hong Kong with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Hong Kong to Vietnam?

What is the cheapest time of day to fly from HK to VN?

Find hourly flight availability from Hong Kong to Vietnam. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 October 2026.

It’s optimal to fly from Hong Kong to Vietnam in the evening. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight at midday.

Weekly flight availability from Hong Kong to Vietnam

Explore weekly flight availability from Hong Kong to Vietnam. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 2 October 2026.

The most flights from HK0 to VN0 are scheduled on a Wednesday (25 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (13 on average).

How often are flights from Hong Kong to Vietnam delayed?

About 23% of weekly flights between Hong Kong and Vietnam have experienced delays in the past year, with the average delay time being 109 minutes.

What is the most punctual flight time for Hong Kong to Vietnam flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Hong Kong to Vietnam flights?

Over the past year, HK Express have had the lowest number of delays on this route, with just 14% of flights being delayed.

How far ahead should I book a flight from Hong Kong to Vietnam?

To ensure you get the cheapest price possible for a flight from Hong Kong to Vietnam, you should look to book at least 63 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest day to fly from Hong Kong to Vietnam?

Use this chart to determine the cheapest time to fly return from Hong Kong to Vietnam. Price data was last updated on 26 September 2026.

Travellers seeking maximum savings on their Hong Kong to Vietnam flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Vietnam

Get a feel of what it's like to fly with Vietnam Airlines,Cathay Pacific, andHK Express from Hong Kong to Vietnam by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How popular is this Hong Kong to Vietnam flight route?

How long is the flight from Hong Kong to Vietnam?

What are the cheapest airlines to fly from Hong Kong to Vietnam one-way?

Can I find deals for flights from Hong Kong to Vietnam that include hotel bookings?

How can I find direct flights from Hong Kong to Vietnam?

Can I find deals for business class flights from Hong Kong to Vietnam?

What is the cheapest month to book a flight from Hong Kong to Vietnam?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Hong Kong to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Vietnam by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Hong Kong to Vietnam by cabin class

Find flights from Hong Kong to Vietnam, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hong Kong and Vietnam flights

Browse other Hong Kong and Vietnam flight options. Last updated on 2 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Find a return flight route from Vietnam

Find the right flight back to Hong Kong after your stay in Vietnam

Hong Kong to Vietnam flights

Consider these flights travelling from Hong Kong to Vietnam.

Fly to Vietnam regions

Consider these flights travelling to Vietnam regions.

Top 8 airlines flying from Hong Kong to Vietnam

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How does Cheapflights help users find flights from Hong Kong to Vietnam?

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Vietnam?

Cheapest flights from Hong Kong to Vietnam
Explore the most affordable flight options available from Hong Kong to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Best flights from Hong Kong to Vietnam
Discover carefully curated flight deals from Hong Kong to Vietnam that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 October 2026.

Direct flights from Hong Kong to Vietnam
Explore direct flight options from Hong Kong to Vietnam based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 October 2026.

Last-minute flights from Hong Kong to Vietnam
Discover last-minute flight deals from Hong Kong to Vietnam. Data last updated 2 October 2026 and is based on user searches.

One-way flights from Hong Kong to Vietnam
Search for one-way flight options from Hong Kong to Vietnam. Find affordable one-way fares based on user searches. Data last updated 2 October 2026.