How popular is this Hong Kong to Vietnam flight route?

Flights from Hong Kong to Vietnam have been viewed 470 times in the past calendar month. Find deals

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

HK$463 is the cheapest one-way deal found within the past few days, from VietJet Air. You may also be able to find cheap deals on HK Express and Hong Kong Airlines, with prices starting from HK$479 and HK$557, respectively. Find deals

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).

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

Saturday is generally a great day to depart. Flying on this day could help you save up to 16%.

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

Travellers have found it’s best to book a flight 23 days in advance to save up to 43% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 23 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Hong Kong to Vietnam 1-2 weeks in advance for as low as HK$1,429, or HK$2,080 for flights within the next 24 hours.

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

The best pricing can be found in the month of May. Prices to Vietnam from Hong Kong average HK$1,830. You can even find prices in May for less than HK$1,830, as users have found deals to Vietnam from as low as HK$1,162. The month of January appears to be one of the more expensive times to travel to Vietnam from Hong Kong. Flying in the targeted month can save you up to 32%.

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$463+ Flights from Hong Kong to Vietnam

Cheap flight deals from Hong Kong to Vietnam

Round-trip from	HK$950
One-way from	HK$463
Popular in	January
Cheapest in	May
Average price	HK$1,680
Good round-trip deal	HK$946 or less
Good one-way deal	HK$520 or less

HK Express
23-7-26-7
Nonstop
4h 10m total
Hong Kong to Vietnam

Search Deals

VietJet Air
16-9
Nonstop
2h 45m total
Hong Kong to Vietnam

Search Deals

Highest demand for flights based on searches. 20% potential increase in price (HK$3,645 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (HK$429 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

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

Find flight deals 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 8 July 2025.

Sat 12-707:45HKG - HAN

Nonstop2h 05mHK Express

Fri 18-709:35HAN - HKG

Nonstop2h 05mHK Express

Deal found 7-7HK$950

Mon 4-820:35HKG - DAD

Nonstop1h 50mHK Express

Thu 7-818:10DAD - HKG

Nonstop2h 00mHK Express

Deal found 8-7HK$973

Thu 31-718:50HKG - CXR

Nonstop2h 20mHK Express

Mon 4-820:55CXR - HKG

Nonstop2h 30mHK Express

Deal found 6-7HK$1,068

Fri 5-919:50HKG - SGN

Nonstop2h 40mVietJet Air

Mon 8-915:10SGN - HKG

Nonstop2h 40mVietJet Air

Deal found 5-7HK$1,123

Wed 23-716:10HKG - PQC

Nonstop2h 55mHK Express

Wed 30-710:40PQC - HKG

Nonstop3h 05mHK Express

Deal found 7-7HK$1,130

Tue 2-1214:50HKG - DAD

Nonstop2h 00mMultiple Airlines

Thu 11-1212:25DAD - HKG

Nonstop1h 55mMultiple Airlines

Deal found 6-7HK$1,146

Wed 9-707:45HKG - PQC

Nonstop2h 55mMultiple Airlines

Wed 16-711:30PQC - HKG

Nonstop2h 50mMultiple Airlines

Deal found 8-7HK$1,154

Sat 27-916:40HKG - PQC

Nonstop2h 45mVietJet Air

Thu 2-1011:55PQC - HKG

Nonstop2h 45mVietJet Air

Deal found 8-7HK$1,185

Mon 8-907:45HKG - HAN

Nonstop2h 05mMultiple Airlines

Mon 15-914:50HAN - HKG

1 stop8h 35mMultiple Airlines

Deal found 8-7HK$1,280

Tue 21-1008:25HKG - SGN

1 stop12h 05mMultiple Airlines

Fri 24-1015:10SGN - HKG

Nonstop2h 40mMultiple Airlines

Deal found 7-7HK$1,280

Wed 3-907:45HKG - CXR

1 stop9h 45mMultiple Airlines

Thu 18-920:55CXR - HKG

Nonstop2h 30mMultiple Airlines

Deal found 6-7HK$1,460

Sat 8-1108:25HKG - HPH

1 stop9h 30mMultiple Airlines

Thu 20-1117:20HPH - HKG

1 stop26h 55mMultiple Airlines

Deal found 7-7HK$1,641

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 8 July 2025.

Wed 23-707:45HKG - HAN

Nonstop2h 05mHK Express

Sat 26-709:35HAN - HKG

Nonstop2h 05mHK Express

Deal found 8-7HK$950

Fri 5-919:50HKG - SGN

Nonstop2h 40mVietJet Air

Tue 9-915:55SGN - HKG

Nonstop2h 40mVietJet Air

Deal found 5-7HK$1,123

Tue 2-1214:50HKG - DAD

Nonstop2h 00mMultiple Airlines

Thu 11-1212:25DAD - HKG

Nonstop1h 55mMultiple Airlines

Deal found 6-7HK$1,146

Mon 4-820:35HKG - DAD

Nonstop1h 50mHK Express

Thu 7-818:10DAD - HKG

Nonstop2h 00mHK Express

Deal found 8-7HK$973

Wed 10-908:25HKG - PQC

1 stop7h 25mMultiple Airlines

Mon 15-911:55PQC - HKG

Nonstop2h 45mMultiple Airlines

Deal found 7-7HK$1,170

Thu 31-718:50HKG - CXR

Nonstop2h 20mHK Express

Mon 4-820:55CXR - HKG

Nonstop2h 30mHK Express

Deal found 6-7HK$1,068

Sat 27-916:40HKG - PQC

Nonstop2h 45mVietJet Air

Thu 2-1011:55PQC - HKG

Nonstop2h 45mVietJet Air

Deal found 8-7HK$1,185

Wed 23-716:10HKG - PQC

Nonstop2h 55mHK Express

Wed 30-710:40PQC - HKG

Nonstop3h 05mHK Express

Deal found 7-7HK$1,130

Mon 8-907:45HKG - HAN

Nonstop2h 05mMultiple Airlines

Mon 15-914:50HAN - HKG

1 stop8h 35mMultiple Airlines

Deal found 8-7HK$1,280

Tue 21-1008:25HKG - SGN

1 stop12h 05mMultiple Airlines

Fri 24-1015:10SGN - HKG

Nonstop2h 40mMultiple Airlines

Deal found 7-7HK$1,280

Fri 12-914:30HKG - HPH

2 stops21h 25mVietnam Airlines

Sun 5-1011:30HPH - HKG

2 stops25h 00mVietnam Airlines

Deal found 7-7HK$3,627

Wed 3-907:45HKG - CXR

1 stop9h 45mMultiple Airlines

Thu 18-920:55CXR - HKG

Nonstop2h 30mMultiple Airlines

Deal found 6-7HK$1,460

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 8 July 2025.

Wed 23-707:45HKG - HAN

Nonstop2h 05mHK Express

Sat 26-709:35HAN - HKG

Nonstop2h 05mHK Express

Deal found 8-7HK$950

Mon 4-820:35HKG - DAD

Nonstop1h 50mHK Express

Thu 7-818:10DAD - HKG

Nonstop2h 00mHK Express

Deal found 8-7HK$973

Thu 31-718:50HKG - CXR

Nonstop2h 20mHK Express

Mon 4-820:55CXR - HKG

Nonstop2h 30mHK Express

Deal found 6-7HK$1,068

Fri 5-919:50HKG - SGN

Nonstop2h 40mVietJet Air

Mon 8-915:10SGN - HKG

Nonstop2h 40mVietJet Air

Deal found 5-7HK$1,123

Wed 23-716:10HKG - PQC

Nonstop2h 55mHK Express

Wed 30-710:40PQC - HKG

Nonstop3h 05mHK Express

Deal found 7-7HK$1,130

Tue 2-1214:50HKG - DAD

Nonstop2h 00mMultiple Airlines

Thu 11-1212:25DAD - HKG

Nonstop1h 55mMultiple Airlines

Deal found 6-7HK$1,146

Sat 27-916:40HKG - PQC

Nonstop2h 45mVietJet Air

Thu 2-1011:55PQC - HKG

Nonstop2h 45mVietJet Air

Deal found 8-7HK$1,185

Sat 23-816:40HKG - PQC

Nonstop2h 45mMultiple Airlines

Tue 26-810:40PQC - HKG

Nonstop3h 05mMultiple Airlines

Deal found 8-7HK$1,256

Wed 23-707:45HKG - HAN

Nonstop2h 05mMultiple Airlines

Sat 26-710:30HAN - HKG

Nonstop2h 00mMultiple Airlines

Deal found 7-7HK$1,350

Thu 24-718:45HKG - SGN

Nonstop2h 40mMultiple Airlines

Sun 27-715:10SGN - HKG

Nonstop2h 40mMultiple Airlines

Deal found 8-7HK$1,429

Fri 15-818:45HKG - SGN

Nonstop2h 40mVietnam Airlines

Tue 19-813:45SGN - HKG

Nonstop2h 40mVietnam Airlines

Deal found 8-7HK$1,444

Tue 12-814:30HKG - HAN

Nonstop2h 05mVietnam Airlines

Thu 21-810:30HAN - HKG

Nonstop2h 00mVietnam Airlines

Deal found 8-7HK$1,743

Last-minute flights from Hong Kong to Vietnam
Discover last-minute flight deals from Hong Kong to Vietnam. Data last updated 8 July 2025 and is based on user searches.

Sat 12-707:45HKG - HAN

Nonstop2h 05mHK Express

Fri 18-709:35HAN - HKG

Nonstop2h 05mHK Express

Deal found 7-7HK$950

Sun 13-720:35HKG - DAD

Nonstop1h 50mMultiple Airlines

Fri 18-710:50DAD - HKG

Nonstop2h 20mMultiple Airlines

Deal found 8-7HK$1,130

Mon 14-720:35HKG - DAD

Nonstop1h 50mHK Express

Thu 17-718:10DAD - HKG

Nonstop2h 00mHK Express

Deal found 7-7HK$1,075

Tue 15-716:40HKG - PQC

Nonstop2h 45mVietJet Air

Sun 20-711:55PQC - HKG

Nonstop2h 45mVietJet Air

Deal found 6-7HK$1,703

Wed 16-716:10HKG - PQC

Nonstop2h 55mHK Express

Wed 23-712:30PQC - HKG

Nonstop3h 05mHK Express

Deal found 7-7HK$1,162

Wed 16-716:10HKG - PQC

Nonstop2h 55mMultiple Airlines

Mon 21-707:30PQC - HKG

1 stop10h 20mMultiple Airlines

Deal found 6-7HK$1,460

Thu 17-707:45HKG - HAN

Nonstop2h 05mHK Express

Sun 20-709:35HAN - HKG

Nonstop2h 05mHK Express

Deal found 8-7HK$966

Thu 17-713:40HKG - HAN

1 stop12h 50mPhilippine Airlines

Sat 19-702:30HAN - HKG

1 stop8h 55mPhilippine Airlines

Deal found 6-7HK$1,711

Thu 17-708:50HKG - DAD

Nonstop2h 00mHong Kong Airlines

Sun 20-710:50DAD - HKG

Nonstop2h 20mHong Kong Airlines

Deal found 7-7HK$1,821

Fri 18-719:50HKG - SGN

Nonstop2h 40mVietJet Air

Sun 20-715:10SGN - HKG

Nonstop2h 40mVietJet Air

Deal found 7-7HK$1,130

Fri 18-707:45HKG - HAN

Nonstop2h 05mMultiple Airlines

Sun 20-720:55HAN - HKG

1 stop14h 05mMultiple Airlines

Deal found 7-7HK$1,413

Fri 18-719:50HKG - SGN

Nonstop2h 40mMultiple Airlines

Mon 21-719:30SGN - HKG

1 stop27h 55mMultiple Airlines

Deal found 7-7HK$1,476

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 8 July 2025.

Tue 16-916:40HKG - PQC

Nonstop2h 45mVietJet Air

Deal found 6-7HK$463

Thu 4-920:35HKG - DAD

Nonstop1h 50mHK Express

Deal found 6-7HK$479

Wed 5-1107:25HKG - HAN

Nonstop2h 20mHK Express

Deal found 8-7HK$487

Mon 1-916:10HKG - PQC

Nonstop2h 55mHK Express

Deal found 6-7HK$487

Mon 1-918:50HKG - CXR

Nonstop2h 20mHK Express

Deal found 6-7HK$518

Sun 7-1214:50HKG - DAD

Nonstop2h 00mHong Kong Airlines

Deal found 7-7HK$557

Thu 24-720:35HKG - SGN

Nonstop2h 40mVietJet Air

Deal found 7-7HK$612

Thu 11-920:35HKG - SGN

1 stop5h 05mMultiple Airlines

Deal found 7-7HK$754

Thu 23-1016:30HKG - HAN

1 stop9h 05mMultiple Airlines

Deal found 6-7HK$801

Sat 25-1020:35HKG - DAD

1 stop12h 00mVietJet Air

Deal found 7-7HK$809

Tue 30-907:45HKG - DAD

1 stop18h 15mMultiple Airlines

Deal found 6-7HK$832

Thu 4-920:35HKG - CXR

1 stop17h 00mMultiple Airlines

Deal found 7-7HK$840

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Departure

Return

Price

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Wed 23-7

07:45-08:50

Nonstop2h 05m

Hanoi Noibai

Sat 26-7

09:35-12:40

Nonstop2h 05m

HK$950

Hong KongDa Nang

HKG - DAD

HKGDAD

Hong Kong Intl

Mon 4-8

20:35-21:25

Nonstop1h 50m

Da Nang

Thu 7-8

18:10-21:10

Nonstop2h 00m

HK$973

Hong KongNha Trang

HKG - CXR

HKGCXR

Hong Kong Intl

Thu 31-7

18:50-20:10

Nonstop2h 20m

Nha Trang Cam Ranh

Mon 4-8

20:55-00:25

Nonstop2h 30m

HK$1,068

Hong KongHo Chi Minh City

HKG - SGN

HKGSGN

Hong Kong Intl

Fri 5-9

19:50-21:30

Nonstop2h 40m

Ho Chi Minh City

Mon 8-9

15:10-18:50

Nonstop2h 40m

HK$1,123

Hong KongPhu Quoc

HKG - PQC

HKGPQC

Hong Kong Intl

Wed 23-7

16:10-18:05

Nonstop2h 55m

Phu Quoc Duong Dang

Wed 30-7

10:40-14:45

Nonstop3h 05m

HK$1,130

Hong KongDa Nang

HKG - DAD

HKGDAD

Hong Kong Intl

Tue 2-12

14:50-15:50

Nonstop2h 00m

Da Nang

Thu 11-12

12:25-15:20

Nonstop1h 55m

HK$1,146

Hong KongPhu Quoc

HKG - PQC

HKGPQC

Hong Kong Intl

Wed 10-9

08:25-14:50

1 stop7h 25m

Phu Quoc Duong Dang

Mon 15-9

11:55-15:40

Nonstop2h 45m

HK$1,170

Hong KongPhu Quoc

HKG - PQC

HKGPQC

Hong Kong Intl

Sat 27-9

16:40-18:25

Nonstop2h 45m

Phu Quoc Duong Dang

Thu 2-10

11:55-15:40

Nonstop2h 45m

HK$1,185

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Mon 8-9

07:45-08:50

Nonstop2h 05m

Hanoi Noibai

Mon 15-9

14:50-00:25

1 stop8h 35m

HK$1,280

Hong KongHo Chi Minh City

HKG - SGN

HKGSGN

Hong Kong Intl

Tue 21-10

08:25-19:30

1 stop12h 05m

Ho Chi Minh City

Fri 24-10

15:10-18:50

Nonstop2h 40m

HK$1,280

Flights are sorted by cheapest return flights first.

Deals found on 6-7

Showing 1-10 of 44 results

...

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.

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

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

Currently, February is the cheapest month in which you can book a flight from Hong Kong to Vietnam (average of HK$154). Flying from Hong Kong to Vietnam in August is currently the most expensive (average of HK$265). 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 morning. By choosing this option you can save up to 25% on the cost of your flight, compared to a flight in the afternoon.

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 Monday mornings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Hong Kong to Vietnam

The most flights from HK0 to VN0 are scheduled on a Thursday (19 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (16 on average).

Reviews of airlines servicing Vietnam

Get a feel of what it's like to fly with Vietnam Airlines, Thai AirAsia, andPhilippine Airlines 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

7.5

Good

195 reviews

Check prices

Reviews

1 / 13

10.0

Excellent

Hamish,May 2025

SGN - MEL

Great experience with airline and quality of aircraft and crew service. Traveled in premium economy. Good comfy seats with excellent recline so could sleep fine.

Vietnam Airlines

7.5

Good

195 reviews

Vietnam Airlines

7.5

Good

195 reviews

Check prices

Reviews

1 / 13

10.0

Excellent

Hamish,May 2025

SGN - MEL

Great experience with airline and quality of aircraft and crew service. Traveled in premium economy. Good comfy seats with excellent recline so could sleep fine.

Thai AirAsia

7.5

Good

218 reviews

Vietnam Airlines

7.5

Good

195 reviews

Check prices

Reviews

1 / 13

10.0

Excellent

Hamish,May 2025

SGN - MEL

Great experience with airline and quality of aircraft and crew service. Traveled in premium economy. Good comfy seats with excellent recline so could sleep fine.

Philippine Airlines

7.2

Good

888 reviews

Vietnam Airlines

7.5

Good

195 reviews

Check prices

Reviews

1 / 13

10.0

Excellent

Hamish,May 2025

SGN - MEL

Great experience with airline and quality of aircraft and crew service. Traveled in premium economy. Good comfy seats with excellent recline so could sleep fine.

Scoot

6.7

Okay

305 reviews

Vietnam Airlines

7.5

Good

195 reviews

Check prices

Reviews

1 / 13

10.0

Excellent

Hamish,May 2025

SGN - MEL

Great experience with airline and quality of aircraft and crew service. Traveled in premium economy. Good comfy seats with excellent recline so could sleep fine.

Related info for your journey

How popular is this Hong Kong to Vietnam flight route?
Flights from Hong Kong to Vietnam have been viewed 470 times in the past calendar month.
What are the cheapest airlines to fly from Hong Kong to Vietnam one-way?
HK$463 is the cheapest one-way deal found within the past few days, from VietJet Air. You may also be able to find cheap deals on HK Express and Hong Kong Airlines, with prices starting from HK$479 and HK$557, 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, February is the cheapest month in which you can book a flight from Hong Kong to Vietnam (average of HK$154). Flying from Hong Kong to Vietnam in August is currently the most expensive (average of HK$265). 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

Top 9 airlines flying from Hong Kong to Vietnam

Airline	Cheapest	Average	Flexibility	On-time
HK Express	CheapestHK$857	AverageHK$1,249	FlexibilityNo cancel fee	On-time90%	Search HK Express flights
VietJet Air	CheapestHK$984	AverageHK$1,717	FlexibilityNo cancel fee	On-timeN/A	Search VietJet Air flights
Hong Kong Airlines	CheapestHK$1,085	AverageHK$1,540	FlexibilityNo cancel fee	On-time65%	Search Hong Kong Airlines flights
Greater Bay Airlines	CheapestHK$1,137	AverageHK$1,791	FlexibilityNo cancel fee	On-timeN/A	Search Greater Bay Airlines flights
Vietnam Airlines	CheapestHK$1,195	AverageHK$2,104	FlexibilityNo cancel fee	On-time81%	Search Vietnam Airlines flights
Cathay Pacific	CheapestHK$1,230	AverageHK$2,827	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
Philippine Airlines	CheapestHK$1,523	AverageHK$1,770	FlexibilityNo cancel fee	On-time60%	Search Philippine Airlines flights
FlexFlight	CheapestHK$1,997	AverageHK$2,188	FlexibilityNo cancel fee	On-timeN/A	Search FlexFlight flights
Hahn Air Systems	CheapestHK$2,499	AverageHK$2,728	FlexibilityNo cancel fee	On-timeN/A	Search Hahn Air Systems 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$463

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16-9. 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

Keep the following information in mind while searching for Hong Kong to Vietnam flight deals. Data was last updated 8 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find 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 8 July 2025.

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 8 July 2025.

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

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

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 8 July 2025.

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 16 December 2024.

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 8 July 2025.

Reviews of airlines servicing Vietnam

Get insights into the airlines that provide service to Vietnam. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Vietnam. Reviews last updated 8 July 2025.

Get a feel of what it's like to fly with Vietnam Airlines, Thai AirAsia, andPhilippine Airlines 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

Find useful and relevant information for your journey from Hong Kong to Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How popular is this Hong Kong to Vietnam flight route?

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?

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Alternative routes for Hong Kong to Vietnam

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Top 9 airlines flying from Hong Kong to Vietnam

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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 8 July 2025.