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Cheap flights from Hong Kong to Vietnam from HK$634

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 8-4. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SGN
26 Apr — 3 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 27 March 2026.

Thu 16-407:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Sun 19-409:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 25-3HK$1,291
Mon 20-407:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Thu 21-509:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 23-3HK$1,306
Mon 20-407:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Mon 18-509:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 23-3HK$1,314
Wed 8-407:40
HKG
-
HAN
Nonstop2h 10m
Multiple Airlines
Thu 16-401:50
HAN
-
HKG
Nonstop2h 05m
Multiple Airlines
Deal found 25-3HK$1,322
Mon 20-416:30
HKG
-
DAD
Nonstop1h 55m
HK Express
Thu 23-410:05
DAD
-
HKG
Nonstop2h 00m
HK Express
Deal found 26-3HK$1,338
Sat 9-516:40
HKG
-
PQC
Nonstop2h 45m
VietJet Air
Tue 12-511:55
PQC
-
HKG
Nonstop2h 45m
VietJet Air
Deal found 24-3HK$1,338
Thu 14-507:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Mon 18-509:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 22-3HK$1,345
Mon 22-616:10
HKG
-
PQC
Nonstop2h 55m
HK Express
Fri 26-610:40
PQC
-
HKG
Nonstop3h 10m
HK Express
Deal found 24-3HK$1,345
Sat 6-607:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Wed 10-609:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 23-3HK$1,353
Mon 4-523:05
HKG
-
DAD
Nonstop2h 05m
Multiple Airlines
Fri 15-510:05
DAD
-
HKG
Nonstop2h 00m
Multiple Airlines
Deal found 26-3HK$1,353
Sun 21-616:10
HKG
-
PQC
Nonstop2h 55m
Multiple Airlines
Thu 25-611:55
PQC
-
HKG
Nonstop2h 45m
Multiple Airlines
Deal found 23-3HK$1,353
Sun 26-407:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Tue 19-509:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 23-3HK$1,361

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 27 March 2026.

Round-trip from

HK$1,291

One-way from

HK$634

Popular in

February

Cheapest in

September

Average price

HK$1,705

Good round-trip deal

HK$1,022 or less

Good one-way deal

HK$533 or less
HK Express
  • HK Express
  • 16-4-19-4
  • Nonstop
  • 4h 15m total
  • Hong Kong to Vietnam
Search Deals
HK Express
  • HK Express
  • 8-4
  • Nonstop
  • 2h 10m total
  • Hong Kong to Vietnam
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (HK$1,828 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (HK$456 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Hong Kong Intl to Vietnam.
Search Deals
Price to beat on a one-way flight from Hong Kong Intl 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 27 March 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
Fastest return journey

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Thu 14-5

07:40-08:50

Nonstop2h 10m

Hanoi Noibai

Mon 18-5

09:35-12:40

Nonstop2h 05m

HK$1,361

Hong KongPhu Quoc

HKG - PQC

HKGPQC

Hong Kong Intl

Mon 27-4

07:45-09:40

Nonstop2h 55m

Phu Quoc Duong Dang

Thu 30-4

01:50-06:25

Nonstop3h 35m

HK$1,471

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Thu 14-5

07:40-08:50

Nonstop2h 10m

Hanoi Noibai

Mon 18-5

08:00-17:25

1 stop8h 25m

HK$1,815

Hong KongHo Chi Minh City

HKG - SGN

HKGSGN

Hong Kong Intl

Sun 5-7

19:50-21:30

Nonstop2h 40m

Ho Chi Minh City

Sat 11-7

13:35-17:25

Nonstop2h 50m

HK$2,010

Hong KongHo Chi Minh City

HKG - SGN

HKGSGN

Hong Kong Intl

Mon 17-8

14:30-21:10

1 stop7h 40m

Ho Chi Minh City

Tue 1-9

13:35-17:25

Nonstop2h 50m

HK$2,112

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Thu 14-5

12:05-01:20

1 stop14h 15m

Hanoi Noibai

Mon 18-5

18:45-14:05

1 stop18h 20m

HK$2,245

Hong KongDa Nang

HKG - DAD

HKGDAD

Hong Kong Intl

Mon 29-6

14:30-20:35

1 stop7h 05m

Da Nang

Fri 17-7

08:40-17:25

1 stop7h 45m

HK$2,261

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sun 19-4

13:55-01:20

1 stop12h 25m

Hanoi Noibai

Sat 25-4

02:20-12:45

1 stop9h 25m

HK$2,268

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Thu 28-5

14:30-15:35

Nonstop2h 05m

Hanoi Noibai

Sun 31-5

09:00-17:25

1 stop7h 25m

HK$2,268

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 10-4

20:05-01:20

1 stop30h 15m

Hanoi Noibai

Sun 12-4

15:45-16:05

1 stop23h 20m

HK$2,276

Flights are sorted by cheapest return flights first.

Deals found on 22-3

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$790). Flying from Hong Kong to Vietnam in February is currently the most expensive (average of HK$962). 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 HKG 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 27 March 2026.

It’s optimal to fly from Hong Kong to Vietnam in the afternoon. By choosing this option you can save up to 26% 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 23 March 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. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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?

Tuesday 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, Hong Kong Airlines have had the lowest number of delays on this route, with just 14% 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 27 March 2026.
Check out reviews from past customers who have flown with Vietnam Airlines,Cathay Pacific, andHK Express from Hong Kong to Vietnam to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vietnam Airlines
7.7
Good
248 reviews
Check prices

Crew

8.2

Food

6.9

Entertainment

6.3

Boarding

7.7

Comfort

7.7

Overall

7.7

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
Vietnam Airlines
7.7
Good
248 reviews
Vietnam Airlines
7.7
Good
248 reviews
Check prices

Crew

8.2

Food

6.9

Entertainment

6.3

Boarding

7.7

Comfort

7.7

Overall

7.7

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
Cathay Pacific
7.6
Good
1,231 reviews
Vietnam Airlines
7.7
Good
248 reviews
Check prices

Crew

8.2

Food

6.9

Entertainment

6.3

Boarding

7.7

Comfort

7.7

Overall

7.7

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
HK Express
7.3
Good
44 reviews
Vietnam Airlines
7.7
Good
248 reviews
Check prices

Crew

8.2

Food

6.9

Entertainment

6.3

Boarding

7.7

Comfort

7.7

Overall

7.7

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
VietJet Air
5.6
Fair
163 reviews
Vietnam Airlines
7.7
Good
248 reviews
Check prices

Crew

8.2

Food

6.9

Entertainment

6.3

Boarding

7.7

Comfort

7.7

Overall

7.7

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.

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.

  • What airport do you fly from for flights from Hong Kong to Vietnam?

    Most people fly from Hong Kong Intl (HKG) if they book a flight from Hong Kong to Vietnam. Hong Kong Intl is conveniently located just 26.0 km from Hong Kong’s city centre.

  • How popular is this Hong Kong to Vietnam flight route?

    Flights from Hong Kong Intl to Vietnam have been viewed 488 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 10m. HK Express provides one of the quickest options available for as low as HK$1,361. Airlines will cover a distance of 845 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    HK$333 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$519, respectively.

  • What are the most popular routes from Hong Kong to Vietnam?

    Most travellers choose Hong Kong Intl - Ho Chi Minh City, Hong Kong Intl - Da Nang or Hong Kong Intl - Hanoi Noibai when deciding on the best route from Hong Kong to Vietnam.

  • What are the most reliable airlines from Hong Kong to Vietnam?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Hong Kong to Vietnam on time: Air Canada (85%), American Airlines (81%), Finnair (81%).

  • What are the cheapest flights from Hong Kong to Vietnam?

    On average you can expect to pay HK$2,897 for a flight from Hong Kong to Vietnam. The cheapest flight overall is HK$697 while the most popular route, (Hong Kong Intl - Ho Chi Minh City) is currently priced at HK$1,596.

  • 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$790). Flying from Hong Kong to Vietnam in February is currently the most expensive (average of HK$962). 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 27 March 2026.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapestHK$830AverageHK$1,371FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
HK ExpressCheapestHK$844AverageHK$1,292FlexibilityNo cancel feeOn-time90%
Search HK Express flights
Greater Bay AirlinesCheapestHK$920AverageHK$1,485FlexibilityNo cancel feeOn-timeN/A
Search Greater Bay Airlines flights
Hong Kong AirlinesCheapestHK$1,002AverageHK$1,563FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
FlexFlightCheapestHK$1,212AverageHK$2,173FlexibilityNo cancel feeOn-timeN/A
Search FlexFlight flights
Cathay PacificCheapestHK$1,375AverageHK$2,565FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Vietnam AirlinesCheapestHK$1,453AverageHK$1,776FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
United AirlinesCheapestHK$1,630AverageHK$1,993FlexibilityNo 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?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Hong Kong to Vietnam.

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

Certainly. Search results for flights to Vietnam from Hong Kong shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Vietnam from Hong Kong today and book when prices fit your budget.

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