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Cheap flights from Hong Kong to Vietnam from HK$528
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 19-1. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SGN
24 Nov — 1 Dec1
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 25 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 25 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 25 October 2025.
Mon 17-1118:55HKG - CXR
Nonstop2h 20mHK Express
Thu 20-1121:00CXR - HKG
Nonstop2h 25mHK Express
Deal found 23-10HK$886
Mon 10-1116:10HKG - PQC
Nonstop2h 45mMultiple Airlines
Thu 13-1111:55PQC - HKG
Nonstop2h 45mMultiple Airlines
Deal found 23-10HK$886
Tue 4-1118:55HKG - CXR
Nonstop2h 20mHK Express
Sat 8-1121:00CXR - HKG
Nonstop2h 25mHK Express
Deal found 24-10HK$894
Mon 10-1116:40HKG - PQC
Nonstop2h 45mVietJet Air
Thu 13-1111:55PQC - HKG
Nonstop2h 45mVietJet Air
Deal found 23-10HK$917
Mon 8-1216:40HKG - PQC
Nonstop2h 45mVietJet Air
Mon 15-1211:55PQC - HKG
Nonstop2h 45mVietJet Air
Deal found 24-10HK$925
Mon 3-1116:40HKG - PQC
Nonstop2h 45mVietJet Air
Fri 7-1111:55PQC - HKG
Nonstop2h 45mVietJet Air
Deal found 23-10HK$932
Mon 3-1116:50HKG - DAD
Nonstop1h 55mHK Express
Thu 6-1118:30DAD - HKG
Nonstop1h 55mHK Express
Deal found 23-10HK$940
Fri 7-1116:10HKG - PQC
Nonstop2h 45mHK Express
Wed 12-1110:50PQC - HKG
Nonstop3h 10mHK Express
Deal found 22-10HK$940
Sat 1-1116:50HKG - DAD
Nonstop1h 55mHK Express
Thu 6-1118:30DAD - HKG
Nonstop1h 55mHK Express
Deal found 22-10HK$948
Wed 5-1116:10HKG - PQC
Nonstop2h 45mMultiple Airlines
Tue 11-1111:55PQC - HKG
Nonstop2h 45mMultiple Airlines
Deal found 23-10HK$948
Wed 29-1008:15HKG - DAD
Nonstop2h 05mHK Express
Sat 1-1110:05DAD - HKG
Nonstop1h 55mHK Express
Deal found 23-10HK$956
Thu 6-1116:10HKG - PQC
Nonstop2h 45mHK Express
Mon 10-1110:50PQC - HKG
Nonstop3h 10mHK Express
Deal found 22-10HK$956
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 25 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
Thu 20-11
21:00-00:25
Nonstop2h 25m
HK$886
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$894
Hong KongPhu Quoc
HKG - PQC
HKGPQC
Hong Kong Intl
Wed 10-12
16:10-17:55
Nonstop2h 45m
Phu Quoc Duong Dang
Sat 13-12
11:55-15:40
Nonstop2h 45m
HK$948
Hong KongPhu Quoc
HKG - PQC
HKGPQC
Hong Kong Intl
Mon 10-11
16:10-17:55
Nonstop2h 45m
Phu Quoc Duong Dang
Thu 13-11
18:55-23:05
Nonstop3h 10m
HK$956
Hong KongPhu Quoc
HKG - PQC
HKGPQC
Hong Kong Intl
Tue 25-11
07:55-09:50
Nonstop2h 55m
Phu Quoc Duong Dang
Fri 28-11
10:50-15:00
Nonstop3h 10m
HK$964
Hong KongDa Nang
HKG - DAD
HKGDAD
Hong Kong Intl
Wed 10-12
08:15-09:20
Nonstop2h 05m
Da Nang
Sat 13-12
10:05-13:00
Nonstop1h 55m
HK$1,002
Hong KongDa Nang
HKG - DAD
HKGDAD
Hong Kong Intl
Tue 25-11
16:50-17:45
Nonstop1h 55m
Da Nang
Sun 30-11
10:05-13:00
Nonstop1h 55m
HK$1,002
Hong KongPhu Quoc
HKG - PQC
HKGPQC
Hong Kong Intl
Mon 3-11
07:55-09:50
Nonstop2h 55m
Phu Quoc Duong Dang
Mon 10-11
10:50-15:00
Nonstop3h 10m
HK$1,033
Hong KongHo Chi Minh City
HKG - SGN
HKGSGN
Hong Kong Intl
Fri 23-1
19:50-21:30
Nonstop2h 40m
Ho Chi Minh City
Tue 27-1
14:50-18:30
Nonstop2h 40m
HK$1,134
Hong KongNha Trang
HKG - CXR
HKGCXR
Hong Kong Intl
Tue 9-12
18:55-20:15
Nonstop2h 20m
Nha Trang Cam Ranh
Tue 16-12
21:00-00:25
Nonstop2h 25m
HK$1,158
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$536). Flying from Hong Kong to Vietnam in January is currently the most expensive (average of HK$909). 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 25 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.
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 25 October 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.
Entertainment
7.8
Overall
7.6
Crew
8.1
Comfort
7.6
Food
7.3
Boarding
7.9
Reviews
1 / 20
6.0
GoodAnonymous,Sept 2025
PNH - HKG
Entertainment
7.8
Overall
7.6
Crew
8.1
Comfort
7.6
Food
7.3
Boarding
7.9
Reviews
1 / 20
6.0
GoodAnonymous,Sept 2025
PNH - HKG
Entertainment
7.8
Overall
7.6
Crew
8.1
Comfort
7.6
Food
7.3
Boarding
7.9
Reviews
1 / 20
6.0
GoodAnonymous,Sept 2025
PNH - HKG
Entertainment
7.8
Overall
7.6
Crew
8.1
Comfort
7.6
Food
7.3
Boarding
7.9
Reviews
1 / 20
6.0
GoodAnonymous,Sept 2025
PNH - HKG
Entertainment
7.8
Overall
7.6
Crew
8.1
Comfort
7.6
Food
7.3
Boarding
7.9
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
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.
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 25 October 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Hong Kong to Vietnam?
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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.