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Cheap flights from Hong Kong to Vietnam from HK$498
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 2-11. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SGN
13 Nov — 20 Nov1
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 14 October 2025.
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 14 October 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 14 October 2025.
Sun 19-1016:40HKG - PQC
Nonstop2h 45mVietJet Air
Thu 23-1011:55PQC - HKG
Nonstop2h 45mVietJet Air
Deal found 12-10HK$840
Mon 17-1118:55HKG - CXR
Nonstop2h 20mHK Express
Sat 22-1121:00CXR - HKG
Nonstop2h 25mHK Express
Deal found 13-10HK$848
Mon 20-1016:40HKG - PQC
Nonstop2h 45mVietJet Air
Fri 24-1011:55PQC - HKG
Nonstop2h 45mVietJet Air
Deal found 12-10HK$848
Tue 4-1118:55HKG - CXR
Nonstop2h 20mHK Express
Sat 8-1121:00CXR - HKG
Nonstop2h 25mHK Express
Deal found 13-10HK$871
Mon 3-1118:55HKG - CXR
Nonstop2h 20mHK Express
Mon 10-1121:00CXR - HKG
Nonstop2h 25mHK Express
Deal found 12-10HK$879
Sun 19-1016:40HKG - PQC
Nonstop2h 45mVietJet Air
Fri 24-1011:55PQC - HKG
Nonstop2h 45mVietJet Air
Deal found 12-10HK$879
Sun 2-1116:40HKG - PQC
Nonstop2h 45mVietJet Air
Thu 6-1111:55PQC - HKG
Nonstop2h 45mVietJet Air
Deal found 12-10HK$910
Sun 2-1116:40HKG - PQC
Nonstop2h 45mVietJet Air
Wed 5-1111:55PQC - HKG
Nonstop2h 45mVietJet Air
Deal found 12-10HK$918
Sat 18-1018:50HKG - CXR
Nonstop2h 20mHK Express
Mon 20-1020:55CXR - HKG
Nonstop2h 30mHK Express
Deal found 13-10HK$926
Sun 12-1016:40HKG - PQC
Nonstop2h 45mVietJet Air
Sun 19-1011:55PQC - HKG
Nonstop2h 45mVietJet Air
Deal found 11-10HK$941
Tue 21-1016:40HKG - PQC
Nonstop2h 45mVietJet Air
Fri 24-1011:55PQC - HKG
Nonstop2h 45mVietJet Air
Deal found 12-10HK$949
Mon 3-1107:40HKG - HAN
Nonstop2h 10mHK Express
Fri 14-1121:55HAN - HKG
Nonstop2h 00mHK Express
Deal found 13-10HK$957
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 14 October 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
Mon 17-11
18:55-20:15
Nonstop2h 20m
Nha Trang Cam Ranh
Sat 22-11
21:00-00:25
Nonstop2h 25m
HK$879
Hong KongNha Trang
HKG - CXR
HKGCXR
Hong Kong Intl
Tue 4-11
18:55-20:15
Nonstop2h 20m
Nha Trang Cam Ranh
Sat 8-11
21:00-00:25
Nonstop2h 25m
HK$972
Hong KongHanoi
HKG - HAN
HKGHAN
Hong Kong Intl
Tue 28-10
07:40-08:50
Nonstop2h 10m
Hanoi Noibai
Fri 31-10
21:55-00:55
Nonstop2h 00m
HK$980
Hong KongNha Trang
HKG - CXR
HKGCXR
Hong Kong Intl
Mon 3-11
18:55-20:15
Nonstop2h 20m
Nha Trang Cam Ranh
Mon 10-11
21:00-00:25
Nonstop2h 25m
HK$980
Hong KongNha Trang
HKG - CXR
HKGCXR
Hong Kong Intl
Tue 3-3
18:55-20:15
Nonstop2h 20m
Nha Trang Cam Ranh
Tue 17-3
21:00-00:25
Nonstop2h 25m
HK$1,221
Hong KongNha Trang
HKG - CXR
HKGCXR
Hong Kong Intl
Mon 17-11
07:40-19:50
1 stop13h 10m
Nha Trang Cam Ranh
Sat 22-11
21:00-00:25
Nonstop2h 25m
HK$1,229
Hong KongNha Trang
HKG - CXR
HKGCXR
Hong Kong Intl
Sat 10-1
18:55-20:15
Nonstop2h 20m
Nha Trang Cam Ranh
Mon 12-1
21:00-00:25
Nonstop2h 25m
HK$1,291
Hong KongNha Trang
HKG - CXR
HKGCXR
Hong Kong Intl
Mon 3-11
10:45-16:40
1 stop6h 55m
Nha Trang Cam Ranh
Mon 10-11
21:00-00:25
Nonstop2h 25m
HK$1,307
Hong KongPhu Quoc
HKG - PQC
HKGPQC
Hong Kong Intl
Mon 8-12
16:40-18:25
Nonstop2h 45m
Phu Quoc Duong Dang
Sat 13-12
07:25-18:30
1 stop10h 05m
HK$1,400
Hong KongHaiphong
HKG - HPH
HKGHPH
Hong Kong Intl
Thu 27-11
10:45-18:30
1 stop8h 45m
Haiphong Catbi
Thu 4-12
12:10-21:25
1 stop8h 15m
HK$1,602
Showing 1-10 of 60 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, 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 14 October 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 14 October 2025.
The most flights from HKG to VN0 are scheduled on a Tuesday (19 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (9 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 14 October 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.
Food
7.3
Comfort
7.6
Overall
7.6
Boarding
7.9
Crew
8.1
Entertainment
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Sept 2025
PNH - HKG
Food
7.3
Comfort
7.6
Overall
7.6
Boarding
7.9
Crew
8.1
Entertainment
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Sept 2025
PNH - HKG
Food
7.3
Comfort
7.6
Overall
7.6
Boarding
7.9
Crew
8.1
Entertainment
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Sept 2025
PNH - HKG
Food
7.3
Comfort
7.6
Overall
7.6
Boarding
7.9
Crew
8.1
Entertainment
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Sept 2025
PNH - HKG
Food
7.3
Comfort
7.6
Overall
7.6
Boarding
7.9
Crew
8.1
Entertainment
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Sept 2025
PNH - HKG
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.
Browse thousands of different options on Cheapflights for your next trip
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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.
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 14 October 2025.
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.