How popular is this Hong Kong to Vietnam flight route?

Flights from Hong Kong to Vietnam have been viewed 296 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 05m. Sun PhuQuoc Airways provides one of the quickest options available for as low as HK$1,287. Airlines will cover a distance of 845 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 Sun PhuQuoc Airways, with prices starting from HK$508 and HK$523, 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$549+ 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 4 November 2026.

Wed 18-1107:35 -

Nonstop2h 15m

Tue 24-1109:15 -

Nonstop1h 40m

Deal found 3-11HK$1,059

Wed 18-1107:35 -

Nonstop2h 15m

Mon 23-1109:35 -

Nonstop2h 00m

Deal found 3-11HK$1,075

Tue 24-1107:35 -

Nonstop2h 15m

Fri 27-1109:35 -

Nonstop2h 00m

Deal found 3-11HK$1,106

Sat 7-1107:35 -

Nonstop2h 15m

Tue 10-1109:15 -

Nonstop1h 40m

Deal found 3-11HK$1,122

Wed 11-1107:35 -

Nonstop2h 15m

Tue 17-1109:15 -

Nonstop1h 40m

Deal found 3-11HK$1,130

Fri 18-1208:25 -

Nonstop1h 55m

Fri 25-1212:25 -

Nonstop1h 55m

Deal found 3-11HK$1,130

Sat 19-1207:35 -

Nonstop2h 15m

Sat 26-1209:35 -

Nonstop2h 00m

Deal found 4-11HK$1,138

Sat 14-1107:35 -

Nonstop2h 15m

Tue 17-1109:15 -

Nonstop1h 40m

Deal found 3-11HK$1,153

Tue 17-1112:55 -

Nonstop2h 05m

Sun 22-1109:35 -

Nonstop2h 00m

Deal found 3-11HK$1,161

Wed 11-1116:50 -

Nonstop1h 55m

Sun 15-1122:35 -

1 stop12h 20m

Deal found 4-11HK$1,161

Sun 8-1112:55 -

1 stop8h 00m

Sat 14-1120:35 -

1 stop14h 20m

Deal found 30-10HK$1,161

Sat 21-1110:45 -

Nonstop1h 55m

Mon 23-1110:20 -

Nonstop1h 55m

Deal found 3-11HK$1,169

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 4 November 2026.

Sat 7-1112:55 -

Nonstop2h 05m

Sun 8-1109:15 -

Nonstop1h 40m

Deal found 3-11HK$1,287

Sat 14-1116:50 -

1 stop25h 55m

Thu 19-1109:55 -

1 stop25h 40m

Deal found 2-11HK$1,561

Wed 21-419:50 -

Nonstop2h 30m

Sun 25-415:25 -

Nonstop2h 25m

Deal found 30-10HK$1,585

Thu 21-107:55 -

Nonstop2h 50m

Sun 7-210:30 -

Nonstop3h 10m

Deal found 30-10HK$1,773

Thu 19-1121:15 -

Nonstop2h 55m

Mon 23-1106:00 -

Nonstop2h 35m

Deal found 31-10HK$2,111

Wed 21-418:45 -

Nonstop2h 40m

Sun 25-421:00 -

1 stop15h 30m

Deal found 31-10HK$2,354

Sun 29-1112:55 -

Nonstop2h 05m

Mon 30-1109:15 -

Nonstop1h 40m

Deal found 31-10HK$1,295

Tue 8-1210:20 -

1 stop7h 10m

Sun 13-1211:35 -

1 stop6h 25m

Deal found 2-11HK$2,785

Fri 13-1112:55 -

1 stop10h 00m

Sun 15-1122:35 -

1 stop12h 20m

Deal found 2-11HK$1,295

Wed 18-1121:00 -

Nonstop2h 55m

Sun 22-1121:35 -

1 stop13h 20m

Deal found 4-11HK$1,365

Fri 22-116:10 -

Nonstop2h 55m

Sun 7-218:55 -

Nonstop3h 15m

Deal found 30-10HK$1,860

Sun 8-1121:00 -

1 stop14h 25m

Thu 12-1105:35 -

1 stop9h 10m

Deal found 2-11HK$1,428

Thu 3-1216:50 -

1 stop4h 55m

Thu 10-1210:05 -

2 stops10h 20m

Deal found 3-11HK$1,993

Thu 18-216:40 -

1 stop17h 50m

Mon 22-215:10 -

Nonstop2h 40m

Deal found 30-10HK$2,071

Tue 17-1112:55 -

1 stop7h 05m

Sat 21-1120:00 -

1 stop14h 55m

Deal found 31-10HK$1,483

Sun 14-319:50 -

Nonstop2h 40m

Thu 18-315:10 -

Nonstop2h 40m

Deal found 3-11HK$2,079

Thu 18-318:40 -

1 stop16h 20m

Tue 23-322:15 -

1 stop18h 10m

Deal found 2-11HK$2,370

Sat 23-110:45 -

2 stops10h 05m

Tue 26-113:35 -

1 stop25h 10m

Deal found 3-11HK$2,330

Fri 13-1121:00 -

1 stop14h 25m

Sun 15-1105:35 -

1 stop13h 25m

Deal found 1-11HK$1,624

Mon 14-1219:50 -

1 stop13h 25m

Thu 17-1223:20 -

1 stop18h 30m

Deal found 30-10HK$2,213

Sun 7-218:40 -

Nonstop2h 45m

Thu 11-203:00 -

1 stop9h 30m

Deal found 2-11HK$2,487

Sun 29-1121:00 -

1 stop12h 45m

Thu 3-1209:30 -

1 stop5h 15m

Deal found 1-11HK$1,624

Tue 15-1219:15 -

1 stop22h 00m

Tue 22-1209:50 -

1 stop7h 25m

Deal found 31-10HK$2,213

Fri 30-414:30 -

1 stop24h 25m

Tue 4-509:25 -

1 stop27h 05m

Deal found 30-10HK$2,589

Fri 11-1221:00 -

1 stop13h 50m

Mon 14-1209:30 -

1 stop9h 30m

Deal found 3-11HK$1,632

Thu 18-316:40 -

Nonstop2h 45m

Tue 23-319:15 -

1 stop22h 35m

Deal found 2-11HK$2,213

Thu 26-1118:40 -

1 stop7h 30m

Sun 29-1110:30 -

Nonstop2h 00m

Deal found 1-11HK$2,597

Fri 4-1221:00 -

1 stop17h 40m

Fri 11-1207:05 -

1 stop11h 55m

Deal found 3-11HK$1,632

Wed 16-1219:50 -

1 stop24h 40m

Tue 5-111:55 -

Nonstop2h 45m

Deal found 31-10HK$2,244

Fri 4-1221:00 -

1 stop17h 30m

Wed 9-1209:50 -

1 stop9h 10m

Deal found 3-11HK$1,632

Find flight deals from Hong Kong to Vietnam

Round-trip from	HK$1,059
One-way from	HK$549
Popular in	April
Cheapest in	November
Average price	HK$1,601
Good round-trip deal	HK$1,316 or less
Good one-way deal	HK$766 or less

HK Express
20-2-10-3
Nonstop
4h 15m total
Hong Kong to Vietnam

Search Deals

HK Express
18-11-31-12
Nonstop
1h 55m total
Hong Kong to Vietnam

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (HK$351 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (HK$293 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 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

Fastest return journey

Hong KongDa Nang

HKG Hong Kong Intl - DAD Da Nang

HKGDAD

Hong Kong Intl

Tue 17-11

08:25-09:20

Nonstop1h 55m

Da Nang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$557

Hong KongPhu Quoc

HKG Hong Kong Intl - PQC Phu Quoc Duong Dang

HKGPQC

Hong Kong Intl

Wed 11-11

21:00-22:55

Nonstop2h 55m

Phu Quoc Duong Dang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$596

Hong KongPhu Quoc

HKG Hong Kong Intl - PQC Phu Quoc Duong Dang

HKGPQC

Hong Kong Intl

Wed 25-11

21:00-22:55

Nonstop2h 55m

Phu Quoc Duong Dang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$596

Hong KongPhu Quoc

HKG Hong Kong Intl - PQC Phu Quoc Duong Dang

HKGPQC

Hong Kong Intl

Wed 18-11

21:00-22:55

Nonstop2h 55m

Phu Quoc Duong Dang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$596

Hong KongDa Nang

HKG Hong Kong Intl - DAD Da Nang

HKGDAD

Hong Kong Intl

Wed 18-11

12:55-21:55

1 stop10h 00m

Da Nang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$620

Hong KongDa Nang

HKG Hong Kong Intl - DAD Da Nang

HKGDAD

Hong Kong Intl

Mon 16-11

12:55-21:55

1 stop10h 00m

Da Nang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$620

Hong KongDa Nang

HKG Hong Kong Intl - DAD Da Nang

HKGDAD

Hong Kong Intl

Wed 11-11

10:45-11:40

Nonstop1h 55m

Da Nang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$643

Hong KongDa Nang

HKG Hong Kong Intl - DAD Da Nang

HKGDAD

Hong Kong Intl

Sat 14-11

12:55-21:55

1 stop10h 00m

Da Nang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$667

Hong KongDa Nang

HKG Hong Kong Intl - DAD Da Nang

HKGDAD

Hong Kong Intl

Sun 15-11

12:55-21:55

1 stop10h 00m

Da Nang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$730

Hong KongDa Nang

HKG Hong Kong Intl - DAD Da Nang

HKGDAD

Hong Kong Intl

Mon 9-11

12:55-21:55

1 stop10h 00m

Da Nang

Wed 31-12

00:00-00:00

Nonstop0h 00m

HK$730

Flights are sorted by cheapest return flights first.

Deals found on 31-10

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-HAN

HKG-DAD

HKG-CXR

HKG-PQC

HKG-SGN

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-HAN

HKG-DAD

HKG-CXR

HKG-PQC

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$1,295). Flying from Hong Kong to Vietnam in February is currently the most expensive (average of HK$2,275). 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 18% 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 Monday (24 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (17 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 35 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. Tuesday 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

294 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

294 reviews

Vietnam Airlines

7.7

Good

294 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

1,537 reviews

Vietnam Airlines

7.7

Good

294 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

294 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

6.1

Okay

33 reviews

Vietnam Airlines

7.7

Good

294 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

177 reviews

Vietnam Airlines

7.7

Good

294 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 296 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 05m. Sun PhuQuoc Airways provides one of the quickest options available for as low as HK$1,287. Airlines will cover a distance of 845 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 Sun PhuQuoc Airways, with prices starting from HK$508 and HK$523, 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$1,295). Flying from Hong Kong to Vietnam in February is currently the most expensive (average of HK$2,275). 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

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Top 8 airlines flying from Hong Kong to Vietnam

Airline	Cheapest	Average	Flexibility	On-time
HK Express	CheapestHK$882	AverageHK$1,554	FlexibilityNo cancel fee	On-time90%	Search HK Express flights
VietJet Air	CheapestHK$883	AverageHK$1,516	FlexibilityNo cancel fee	On-timeN/A	Search VietJet Air flights
Greater Bay Airlines	CheapestHK$905	AverageHK$1,457	FlexibilityNo cancel fee	On-timeN/A	Search Greater Bay Airlines flights
Hong Kong Airlines	CheapestHK$1,207	AverageHK$1,880	FlexibilityNo cancel fee	On-time65%	Search Hong Kong Airlines flights
Sun PhuQuoc Airways	CheapestHK$1,208	AverageHK$1,713	FlexibilityNo cancel fee	On-timeN/A	Search Sun PhuQuoc Airways flights
United Airlines	CheapestHK$1,285	AverageHK$2,108	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Vietnam Airlines	CheapestHK$1,629	AverageHK$2,205	FlexibilityNo cancel fee	On-time81%	Search Vietnam Airlines flights
Cathay Pacific	CheapestHK$1,651	AverageHK$2,637	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$549

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18-11. 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 4 November 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 4 November 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 4 November 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 4 November 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 4 November 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 4 November 2026.

Last-minute flights from Hong Kong to VietnamDiscover last-minute flight deals from Hong Kong to Vietnam. Data last updated 4 November 2026 and is based on user searches.

Discover last-minute flight deals from Hong Kong to Vietnam. Data last updated 4 November 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 4 November 2026.

Search for one-way flight options from Hong Kong to Vietnam. Find affordable one-way fares based on user searches. Data last updated 4 November 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 4 November 2026.

It’s optimal to fly from Hong Kong to Vietnam in the evening. By choosing this option you can save up to 18% 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 4 November 2026.

The most flights from HK0 to VN0 are scheduled on a Monday (24 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (17 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 35 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 31 October 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. Tuesday 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 4 November 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

Fly with Cheapflights

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 4 November 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 4 November 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 4 November 2026.

Last-minute flights from Hong Kong to Vietnam
Discover last-minute flight deals from Hong Kong to Vietnam. Data last updated 4 November 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 4 November 2026.