Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Hong Kong to Vietnam from HK$537

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 18-12. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SGN
9 Dec — 16 Dec1
1 adult
1 adult, Economy, 0 bags

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 9 November 2025.

Round-trip from

HK$910

One-way from

HK$537

Popular in

January

Cheapest in

September

Average price

HK$1,555

Good round-trip deal

HK$937 or less

Good one-way deal

HK$623 or less
HK Express
  • HK Express
  • 29-11-6-12
  • Nonstop
  • 4h 45m total
  • Hong Kong to Vietnam
Search Deals
HK Express
  • HK Express
  • 18-12
  • Nonstop
  • 2h 10m total
  • Hong Kong to Vietnam
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (HK$2,421 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (HK$270 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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

Find 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 9 November 2025.

Sat 29-1118:55HKG - CXR
Nonstop2h 20mHK Express
Sat 6-1221:00CXR - HKG
Nonstop2h 25mHK Express
Deal found 8-11HK$910
Mon 17-1118:55HKG - CXR
Nonstop2h 20mHK Express
Sat 22-1121:00CXR - HKG
Nonstop2h 25mHK Express
Deal found 7-11HK$933
Fri 28-1120:05HKG - HAN
Nonstop2h 05mHK Express
Wed 3-1209:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 7-11HK$941
Tue 25-1120:05HKG - HAN
Nonstop2h 05mHK Express
Wed 26-1109:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 7-11HK$949
Wed 12-1107:55HKG - PQC
Nonstop2h 55mHK Express
Sat 15-1110:50PQC - HKG
Nonstop3h 10mHK Express
Deal found 9-11HK$949
Sat 6-1207:40HKG - HAN
Nonstop2h 10mHK Express
Sat 13-1209:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 6-11HK$957
Sun 23-1116:10HKG - PQC
Nonstop2h 45mHK Express
Thu 27-1118:55PQC - HKG
Nonstop3h 10mHK Express
Deal found 8-11HK$957
Sun 16-1107:40HKG - HAN
Nonstop2h 10mHK Express
Sun 23-1121:55HAN - HKG
Nonstop2h 00mHK Express
Deal found 7-11HK$964
Mon 10-1116:10HKG - PQC
Nonstop2h 45mHK Express
Fri 14-1110:50PQC - HKG
Nonstop3h 10mHK Express
Deal found 8-11HK$964
Fri 5-1207:40HKG - HAN
Nonstop2h 10mHK Express
Fri 12-1221:55HAN - HKG
Nonstop2h 00mHK Express
Deal found 7-11HK$972
Thu 4-1216:10HKG - PQC
Nonstop2h 45mHK Express
Mon 8-1210:50PQC - HKG
Nonstop3h 10mHK Express
Deal found 7-11HK$972
Sun 16-1116:10HKG - PQC
Nonstop2h 45mHK Express
Wed 19-1118:55PQC - HKG
Nonstop3h 10mHK Express
Deal found 7-11HK$980

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 9 November 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 KongNha Trang

HKG - CXR

HKGCXR

Hong Kong Intl

Thu 27-11

18:55-20:15

Nonstop2h 20m

Nha Trang Cam Ranh

Sat 6-12

21:00-00:25

Nonstop2h 25m

HK$988

Hong KongDa Nang

HKG - DAD

HKGDAD

Hong Kong Intl

Mon 9-3

08:25-09:20

Nonstop1h 55m

Da Nang

Mon 16-3

12:25-15:20

Nonstop1h 55m

HK$1,065

Hong KongDa Nang

HKG - DAD

HKGDAD

Hong Kong Intl

Fri 23-1

16:50-17:45

Nonstop1h 55m

Da Nang

Fri 30-1

18:30-21:25

Nonstop1h 55m

HK$1,089

Hong KongNha Trang

HKG - CXR

HKGCXR

Hong Kong Intl

Tue 30-12

18:55-20:15

Nonstop2h 20m

Nha Trang Cam Ranh

Mon 5-1

21:00-00:25

Nonstop2h 25m

HK$1,174

Hong KongHo Chi Minh City

HKG - SGN

HKGSGN

Hong Kong Intl

Wed 17-12

19:50-21:30

Nonstop2h 40m

Ho Chi Minh City

Fri 19-12

15:10-18:50

Nonstop2h 40m

HK$1,205

Hong KongNha Trang

HKG - CXR

HKGCXR

Hong Kong Intl

Sun 30-11

07:40-14:50

1 stop8h 10m

Nha Trang Cam Ranh

Sat 6-12

21:00-00:25

Nonstop2h 25m

HK$1,252

Hong KongHo Chi Minh City

HKG - SGN

HKGSGN

Hong Kong Intl

Thu 20-11

19:30-21:10

Nonstop2h 40m

Ho Chi Minh City

Sun 23-11

15:10-18:50

Nonstop2h 40m

HK$1,252

Hong KongNha Trang

HKG - CXR

HKGCXR

Hong Kong Intl

Sat 29-11

10:45-16:40

1 stop6h 55m

Nha Trang Cam Ranh

Sat 6-12

21:00-00:25

Nonstop2h 25m

HK$1,299

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 13-3

17:40-18:50

Nonstop2h 10m

Hanoi Noibai

Mon 16-3

19:50-22:50

Nonstop2h 00m

HK$1,306

Hong KongNha Trang

HKG - CXR

HKGCXR

Hong Kong Intl

Sat 29-11

18:55-20:15

Nonstop2h 20m

Nha Trang Cam Ranh

Mon 8-12

10:40-18:50

1 stop7h 10m

HK$1,470

Flights are sorted by cheapest return flights first.

Deals found on 9-11

Showing 1-10 of 60 results
1
2
3
...
6

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$910). 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 9 November 2025.

It’s optimal to fly from Hong Kong to Vietnam at midday. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight in the morning.

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 9 November 2025.

The most flights from HKG to VN0 are scheduled on a Friday (25 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (14 on average).

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 9 November 2025.
Check out reviews from past customers who have flown with Cathay Pacific, Vietnam Airlines, 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.
Cathay Pacific
7.6
Good
1,056 reviews
Check prices

Comfort

7.6

Crew

8.1

Food

7.3

Entertainment

7.8

Boarding

7.9

Overall

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
1,056 reviews
Cathay Pacific
7.6
Good
1,056 reviews
Check prices

Comfort

7.6

Crew

8.1

Food

7.3

Entertainment

7.8

Boarding

7.9

Overall

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
212 reviews
Cathay Pacific
7.6
Good
1,056 reviews
Check prices

Comfort

7.6

Crew

8.1

Food

7.3

Entertainment

7.8

Boarding

7.9

Overall

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
1,056 reviews
Check prices

Comfort

7.6

Crew

8.1

Food

7.3

Entertainment

7.8

Boarding

7.9

Overall

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
152 reviews
Cathay Pacific
7.6
Good
1,056 reviews
Check prices

Comfort

7.6

Crew

8.1

Food

7.3

Entertainment

7.8

Boarding

7.9

Overall

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.

  • 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 489 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$1,306. Airlines will cover a distance of 845 km. Most flights are nonstop.

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

    Most travellers choose Hong Kong Intl - Hanoi Noibai, Hong Kong Intl - Phu Quoc Duong Dang or Hong Kong Intl - Da Nang 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 (72%), Cambodia Angkor Air (71%), Finnair (69%).

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

    On average you can expect to pay HK$1,851 for a flight from Hong Kong to Vietnam. The cheapest flight overall is HK$729 while the most popular route, (Hong Kong Intl - Hanoi Noibai) is currently priced at HK$1,081.

  • 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$910). 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.

Alternative routes for Hong Kong to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.
Hong Kong to Haneda flights
Hong Kong to Narita flights
Hong Kong to Fukuoka flights
Hong Kong to Kansai Intl flights
Hong Kong to Hanoi flights
Hong Kong to Incheon Intl flights
Hong Kong to Singapore flights
Hong Kong to Okinawa flights
Hong Kong to Kaohsiung City flights
Hong Kong to Phuket City flights
Hong Kong to Denpasar flights
Hong Kong to Da Nang flights
Hong Kong to Manila flights
Hong Kong to Angeles City flights
Hong Kong to Penang flights
Hong Kong to Ho Chi Minh City flights
Hong Kong to Busan flights
Hong Kong to Ko Samui flights
Hong Kong to Surabaya flights
Hong Kong to Kunming flights
Hong Kong to Kota Kinabalu flights
Hong Kong to Chiang Mai flights
Hong Kong to Kathmandu flights
Hong Kong to New Delhi flights
Hong Kong to Iloilo City flights

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 9 November 2025.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapestHK$830AverageHK$1,609FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
HK ExpressCheapestHK$833AverageHK$1,244FlexibilityNo cancel feeOn-time90%
Search HK Express flights
Greater Bay AirlinesCheapestHK$896AverageHK$1,519FlexibilityNo cancel feeOn-timeN/A
Search Greater Bay Airlines flights
Hong Kong AirlinesCheapestHK$1,015AverageHK$1,543FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
Cathay PacificCheapestHK$1,219AverageHK$2,624FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Vietnam AirlinesCheapestHK$1,340AverageHK$1,766FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
FlexFlightCheapestHK$1,961AverageHK$2,161FlexibilityNo cancel feeOn-timeN/A
Search FlexFlight 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.