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Cheap flights from Hong Kong to Vietnam from HK$658

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 28-4. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SGN
15 May — 22 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hong Kong to Vietnam

Enter your travel dates to find the best prices.

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 15 April 2026.

Tue 12-516:40
HKG
-
PQC
Nonstop2h 45m
VietJet Air
Sat 16-511:55
PQC
-
HKG
Nonstop2h 45m
VietJet Air
Deal found 12-4HK$1,128
Sun 17-507:45
HKG
-
PQC
Nonstop2h 55m
Multiple Airlines
Sat 23-511:55
PQC
-
HKG
Nonstop2h 50m
Multiple Airlines
Deal found 13-4HK$1,332
Sun 12-416:10
HKG
-
PQC
Nonstop2h 55m
Multiple Airlines
Thu 16-411:55
PQC
-
HKG
Nonstop2h 45m
Multiple Airlines
Deal found 11-4HK$1,347
Tue 1-916:40
HKG
-
PQC
Nonstop2h 45m
VietJet Air
Sat 5-911:55
PQC
-
HKG
Nonstop2h 45m
VietJet Air
Deal found 12-4HK$1,371
Tue 19-507:45
HKG
-
PQC
Nonstop2h 55m
Multiple Airlines
Sat 23-511:55
PQC
-
HKG
Nonstop2h 50m
Multiple Airlines
Deal found 11-4HK$1,426
Fri 15-507:45
HKG
-
PQC
Nonstop2h 55m
Multiple Airlines
Fri 22-511:55
PQC
-
HKG
Nonstop2h 50m
Multiple Airlines
Deal found 14-4HK$1,441
Sat 7-1116:40
HKG
-
PQC
Nonstop2h 45m
VietJet Air
Sat 14-1111:55
PQC
-
HKG
Nonstop2h 45m
VietJet Air
Deal found 13-4HK$1,449
Thu 23-416:30
HKG
-
DAD
Nonstop1h 55m
Multiple Airlines
Thu 30-415:00
DAD
-
HKG
Nonstop2h 15m
Multiple Airlines
Deal found 13-4HK$1,512
Sun 26-408:25
HKG
-
DAD
Nonstop1h 55m
Multiple Airlines
Thu 30-402:10
DAD
-
HKG
Nonstop1h 50m
Multiple Airlines
Deal found 11-4HK$1,520
Tue 24-1116:40
HKG
-
PQC
Nonstop2h 45m
VietJet Air
Tue 15-1211:55
PQC
-
HKG
Nonstop2h 45m
VietJet Air
Deal found 13-4HK$1,520
Sat 25-416:10
HKG
-
PQC
Nonstop2h 55m
HK Express
Mon 27-410:40
PQC
-
HKG
Nonstop3h 10m
HK Express
Deal found 11-4HK$1,527
Thu 16-419:55
HKG
-
SGN
Nonstop2h 40m
VietJet Air
Fri 17-415:10
SGN
-
HKG
Nonstop2h 40m
VietJet Air
Deal found 14-4HK$1,535

Find 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 15 April 2026.

Round-trip from

HK$1,128

One-way from

HK$658

Popular in

February

Cheapest in

September

Average price

HK$2,178

Good round-trip deal

HK$1,284 or less

Good one-way deal

HK$536 or less
VietJet Air
  • VietJet Air
  • 12-5-16-5
  • Nonstop
  • 5h 30m total
  • Hong Kong to Vietnam
Search Deals
VietJet Air
  • VietJet Air
  • 28-4
  • Nonstop
  • 2h 45m total
  • Hong Kong to Vietnam
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (HK$1,387 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (HK$430 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hong Kong to Vietnam that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 70,647 searches. Data last updated 15 April 2026.
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

Cheapest return flight

Hong KongPhu Quoc

HKG - PQC

HKGPQC

Hong Kong Intl

Mon 25-5

07:45-09:40

Nonstop2h 55m

Phu Quoc Duong Dang

Mon 1-6

10:40-14:50

Nonstop3h 10m

HK$1,645

Hong KongPhu Quoc

HKG - PQC

HKGPQC

Hong Kong Intl

Tue 5-5

16:10-18:05

Nonstop2h 55m

Phu Quoc Duong Dang

Sun 10-5

19:05-23:10

Nonstop3h 05m

HK$1,668

Hong KongHo Chi Minh City

HKG - SGN

HKGSGN

Hong Kong Intl

Fri 15-5

20:30-22:05

Nonstop2h 35m

Ho Chi Minh City

Mon 18-5

07:00-10:40

Nonstop2h 40m

HK$2,201

Hong KongPhu Quoc

HKG - PQC

HKGPQC

Hong Kong Intl

Tue 5-5

07:45-09:40

Nonstop2h 55m

Phu Quoc Duong Dang

Fri 8-5

21:00-15:30

1 stop17h 30m

HK$2,209
Fastest return journey

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sun 11-10

14:30-15:35

Nonstop2h 05m

Hanoi Noibai

Tue 20-10

10:25-13:30

Nonstop2h 05m

HK$2,240

Hong KongHo Chi Minh City

HKG - SGN

HKGSGN

Hong Kong Intl

Thu 18-6

19:55-21:35

Nonstop2h 40m

Ho Chi Minh City

Sun 21-6

23:00-13:30

1 stop13h 30m

HK$2,295

Hong KongNha Trang

HKG - CXR

HKGCXR

Hong Kong Intl

Fri 8-5

19:50-15:35

1 stop20h 45m

Nha Trang Cam Ranh

Thu 14-5

16:05-18:50

1 stop25h 45m

HK$2,358

Hong KongPhu Quoc

HKG - PQC

HKGPQC

Hong Kong Intl

Thu 4-6

18:45-06:35

1 stop12h 50m

Phu Quoc Duong Dang

Sat 13-6

22:05-17:25

1 stop18h 20m

HK$2,389

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sun 7-6

14:30-15:35

Nonstop2h 05m

Hanoi Noibai

Thu 11-6

10:25-13:30

Nonstop2h 05m

HK$2,397

Hong KongNha Trang

HKG - CXR

HKGCXR

Hong Kong Intl

Fri 3-7

18:45-20:20

1 stop26h 35m

Nha Trang Cam Ranh

Fri 10-7

16:00-13:30

1 stop20h 30m

HK$2,420

Flights are sorted by cheapest return flights first.

Deals found on 13-4

Showing 1-10 of 60 resultsSorted by cheapest first
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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, September is the cheapest month in which you can book a flight from Hong Kong to Vietnam (average of HK$791). Flying from Hong Kong to Vietnam in February is currently the most expensive (average of HK$963). 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?

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 15 April 2026.

It’s optimal to fly from Hong Kong to Vietnam in the afternoon. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight in the evening.

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 11 April 2026.

Travellers seeking maximum savings on their Hong Kong to Vietnam flight should consider departing on Monday at midday when fares are most often at their lowest. Friday 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

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 15 April 2026.

The most flights from HK0 to VN0 are scheduled on a Wednesday (25 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (11 on average).

How often are flights from Hong Kong to Vietnam delayed?

About 22% 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?

Wednesday 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 15% of flights being delayed.

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 15 April 2026.
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
258 reviews
Check prices

Entertainment

6.4

Boarding

7.7

Comfort

7.7

Overall

7.7

Food

6.9

Crew

8.2

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
Vietnam Airlines
7.7
Good
258 reviews
Vietnam Airlines
7.7
Good
258 reviews
Check prices

Entertainment

6.4

Boarding

7.7

Comfort

7.7

Overall

7.7

Food

6.9

Crew

8.2

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
Cathay Pacific
7.6
Good
1,275 reviews
Vietnam Airlines
7.7
Good
258 reviews
Check prices

Entertainment

6.4

Boarding

7.7

Comfort

7.7

Overall

7.7

Food

6.9

Crew

8.2

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
HK Express
7.3
Good
44 reviews
Vietnam Airlines
7.7
Good
258 reviews
Check prices

Entertainment

6.4

Boarding

7.7

Comfort

7.7

Overall

7.7

Food

6.9

Crew

8.2

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
VietJet Air
5.6
Fair
165 reviews
Vietnam Airlines
7.7
Good
258 reviews
Check prices

Entertainment

6.4

Boarding

7.7

Comfort

7.7

Overall

7.7

Food

6.9

Crew

8.2

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.

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?

    Flights from Hong Kong to Vietnam have been viewed 471 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. HK Express provides one of the quickest options available for as low as HK$2,240. 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 VietJet Air, with prices starting from HK$462 and HK$520, 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, September is the cheapest month in which you can book a flight from Hong Kong to Vietnam (average of HK$791). Flying from Hong Kong to Vietnam in February is currently the most expensive (average of HK$963). 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

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

Top 8 airlines flying from Hong Kong to Vietnam

Discover the top 8 airlines that operate flights from Hong Kong to Vietnam. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 70,647 searches. Data last updated 15 April 2026.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapestHK$824AverageHK$1,385FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
HK ExpressCheapestHK$845AverageHK$1,307FlexibilityNo cancel feeOn-time90%
Search HK Express flights
Greater Bay AirlinesCheapestHK$903AverageHK$1,478FlexibilityNo cancel feeOn-timeN/A
Search Greater Bay Airlines flights
Hong Kong AirlinesCheapestHK$979AverageHK$1,731FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
Cathay PacificCheapestHK$1,041AverageHK$2,582FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
FlexFlightCheapestHK$1,174AverageHK$2,176FlexibilityNo cancel feeOn-timeN/A
Search FlexFlight flights
Vietnam AirlinesCheapestHK$1,447AverageHK$1,805FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
United AirlinesCheapestHK$1,633AverageHK$1,996FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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