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Cheap flights from Hong Kong to Vietnam from HK$553

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 2-1. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SGN
3 Jan — 10 Jan1
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 4 December 2025.

Tue 30-1211:45HKG - DAD
Nonstop1h 55mHK Express
Tue 6-113:50DAD - HKG
Nonstop1h 55mHK Express
Deal found 3-12HK$934
Mon 8-1216:50HKG - DAD
Nonstop1h 55mHK Express
Mon 15-1210:05DAD - HKG
Nonstop1h 55mHK Express
Deal found 2-12HK$942
Sat 6-1218:55HKG - CXR
Nonstop2h 20mHK Express
Tue 9-1221:00CXR - HKG
Nonstop2h 25mHK Express
Deal found 2-12HK$942
Thu 11-1216:50HKG - DAD
Nonstop1h 55mHK Express
Thu 18-1210:05DAD - HKG
Nonstop1h 55mHK Express
Deal found 2-12HK$950
Thu 4-1216:50HKG - DAD
Nonstop1h 55mHK Express
Thu 11-1218:30DAD - HKG
Nonstop1h 55mHK Express
Deal found 2-12HK$957
Sun 14-1210:45HKG - DAD
Nonstop1h 55mHK Express
Wed 17-1212:25DAD - HKG
Nonstop1h 55mHK Express
Deal found 2-12HK$965
Sun 7-1208:15HKG - DAD
Nonstop2h 05mHK Express
Sun 14-1210:05DAD - HKG
Nonstop1h 55mHK Express
Deal found 3-12HK$973
Thu 4-1207:40HKG - HAN
Nonstop2h 10mHK Express
Sun 7-1209:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 2-12HK$981
Wed 10-1216:50HKG - DAD
Nonstop1h 55mHK Express
Sat 13-1210:05DAD - HKG
Nonstop1h 55mHK Express
Deal found 2-12HK$981
Sun 7-1207:40HKG - HAN
Nonstop2h 10mHK Express
Sat 13-1209:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 2-12HK$989
Sun 28-1220:05HKG - HAN
Nonstop2h 05mHK Express
Wed 7-109:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 2-12HK$996
Wed 3-1208:15HKG - DAD
Nonstop2h 05mHK Express
Sun 7-1210:05DAD - HKG
Nonstop1h 55mHK Express
Deal found 1-12HK$996

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 4 December 2025.

Round-trip from

HK$934

One-way from

HK$553

Popular in

February

Cheapest in

September

Average price

HK$1,782

Good round-trip deal

HK$915 or less

Good one-way deal

HK$459 or less
HK Express
  • HK Express
  • 30-12-6-1
  • Nonstop
  • 3h 50m total
  • Hong Kong to Vietnam
Search Deals
VietJet Air
  • VietJet Air
  • 9-12
  • Nonstop
  • 2h 45m total
  • Hong Kong to Vietnam
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (HK$1,967 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (HK$244 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 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

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 4 December 2025.
Use the filters below to find and compare flights from Hong Kong to Vietnam that are best for you.

Fly from

Hong Kong

Fly to

Vietnam

Route

Departure

Return

Price

Hong KongDa Nang

HKG - DAD

HKGDAD

Hong Kong Intl

Sat 17-1

16:50-17:45

Nonstop1h 55m

Da Nang

Thu 22-1

18:30-21:25

Nonstop1h 55m

HK$957

Hong KongDa Nang

HKG - DAD

HKGDAD

Hong Kong Intl

Sun 14-12

08:15-09:20

Nonstop2h 05m

Da Nang

Wed 17-12

10:05-13:00

Nonstop1h 55m

HK$965

Hong KongDa Nang

HKG - DAD

HKGDAD

Hong Kong Intl

Sat 3-1

16:50-17:45

Nonstop1h 55m

Da Nang

Tue 6-1

10:05-13:00

Nonstop1h 55m

HK$965

Hong KongDa Nang

HKG - DAD

HKGDAD

Hong Kong Intl

Sat 17-1

16:50-17:45

Nonstop1h 55m

Da Nang

Sat 24-1

10:05-13:00

Nonstop1h 55m

HK$965

Hong KongDa Nang

HKG - DAD

HKGDAD

Hong Kong Intl

Wed 17-12

16:50-17:45

Nonstop1h 55m

Da Nang

Mon 22-12

10:05-13:00

Nonstop1h 55m

HK$965

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Wed 17-12

07:40-08:50

Nonstop2h 10m

Hanoi Noibai

Sat 20-12

09:35-12:35

Nonstop2h 00m

HK$981

Hong KongDa Nang

HKG - DAD

HKGDAD

Hong Kong Intl

Fri 2-1

10:45-11:40

Nonstop1h 55m

Da Nang

Tue 6-1

12:25-15:20

Nonstop1h 55m

HK$981

Hong KongPhu Quoc

HKG - PQC

HKGPQC

Hong Kong Intl

Wed 17-12

16:40-18:25

Nonstop2h 45m

Phu Quoc Duong Dang

Wed 24-12

10:50-15:00

Nonstop3h 10m

HK$996

Hong KongPhu Quoc

HKG - PQC

HKGPQC

Hong Kong Intl

Tue 17-3

16:10-17:55

Nonstop2h 45m

Phu Quoc Duong Dang

Fri 27-3

10:50-15:00

Nonstop3h 10m

HK$1,035

Hong KongPhu Quoc

HKG - PQC

HKGPQC

Hong Kong Intl

Sat 3-1

16:10-17:55

Nonstop2h 45m

Phu Quoc Duong Dang

Tue 20-1

13:05-17:20

Nonstop3h 15m

HK$1,051

Flights are sorted by cheapest return flights first.

Deals found on 2-12

Showing 1-10 of 60 results
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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, June is the cheapest month in which you can book a flight from Hong Kong to Vietnam (average of HK$537). Flying from Hong Kong to Vietnam in January is currently the most expensive (average of HK$911). 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 4 December 2025.

It’s optimal to fly from Hong Kong to Vietnam at midday. By choosing this option you can save up to 13% 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?

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.

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.

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 December 2025.

The most flights from HK0 to VN0 are scheduled on a Wednesday (28 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 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 110 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 4 December 2025.
Get a feel of what it's like to fly with Cathay Pacific, Vietnam Airlines, 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.
Cathay Pacific
7.6
Good
1,084 reviews
Check prices

Boarding

7.9

Crew

8.1

Food

7.3

Overall

7.6

Entertainment

7.8

Comfort

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
Cathay Pacific
7.6
Good
1,084 reviews
Cathay Pacific
7.6
Good
1,084 reviews
Check prices

Boarding

7.9

Crew

8.1

Food

7.3

Overall

7.6

Entertainment

7.8

Comfort

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
Vietnam Airlines
7.6
Good
215 reviews
Cathay Pacific
7.6
Good
1,084 reviews
Check prices

Boarding

7.9

Crew

8.1

Food

7.3

Overall

7.6

Entertainment

7.8

Comfort

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
HK Express
7.2
Good
43 reviews
Cathay Pacific
7.6
Good
1,084 reviews
Check prices

Boarding

7.9

Crew

8.1

Food

7.3

Overall

7.6

Entertainment

7.8

Comfort

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
VietJet Air
5.6
Fair
153 reviews
Cathay Pacific
7.6
Good
1,084 reviews
Check prices

Boarding

7.9

Crew

8.1

Food

7.3

Overall

7.6

Entertainment

7.8

Comfort

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for

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 480 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 1h 55m. HK Express provides one of the quickest options available for as low as HK$957. Airlines will cover a distance of 919 km. Most flights are nonstop.

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

    HK$459 is the cheapest one-way deal found within the past few days, from HK Express. You may also be able to find cheap deals on VietJet Air and Hong Kong Airlines, with prices starting from HK$591 and HK$611, 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, June is the cheapest month in which you can book a flight from Hong Kong to Vietnam (average of HK$537). Flying from Hong Kong to Vietnam in January is currently the most expensive (average of HK$911). 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

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Alternative routes for Hong Kong to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Hong Kong to Vietnam

Discover the top 7 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 4 December 2025.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapestHK$832AverageHK$1,558FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
HK ExpressCheapestHK$840AverageHK$1,245FlexibilityNo cancel feeOn-time90%
Search HK Express flights
Greater Bay AirlinesCheapestHK$925AverageHK$1,436FlexibilityNo cancel feeOn-timeN/A
Search Greater Bay Airlines flights
Hong Kong AirlinesCheapestHK$1,007AverageHK$1,553FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
FlexFlightCheapestHK$1,206AverageHK$2,165FlexibilityNo cancel feeOn-timeN/A
Search FlexFlight flights
Cathay PacificCheapestHK$1,220AverageHK$2,590FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Vietnam AirlinesCheapestHK$1,423AverageHK$1,773FlexibilityNo cancel feeOn-time81%
Search Vietnam 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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