Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Hong Kong to Hanoi from HK$682

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 28-8. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — HAN
12 Aug — 19 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hong Kong Intl to Hanoi Noibai are usually found in January or November, booked 34 days in advance, depart on a Wednesday or Sunday and return on a Monday

Cheap flight deals from Hong Kong to Hanoi

Enter your travel dates to find the best prices.

Cheapest flights from Hong Kong to Hanoi
Explore the most affordable flight options available from Hong Kong to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 July 2026.

Fri 10-707:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Sun 12-709:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 8-7HK$1,387
Mon 13-707:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Thu 16-709:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 9-7HK$1,395
Thu 6-807:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Mon 17-809:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 10-7HK$1,403
Mon 13-707:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Wed 15-709:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 9-7HK$1,411
Thu 15-1007:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Sun 18-1009:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 8-7HK$1,419
Thu 20-807:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Sat 22-809:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 11-7HK$1,427
Fri 7-807:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Sat 15-809:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 10-7HK$1,434
Sat 22-807:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Sat 29-809:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 8-7HK$1,442
Sat 8-807:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Mon 17-809:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 10-7HK$1,450
Sat 8-807:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Sat 15-809:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 10-7HK$1,458
Sat 22-807:40
HKG
-
HAN
Nonstop2h 10m
HK Express
Sun 23-809:35
HAN
-
HKG
Nonstop2h 05m
HK Express
Deal found 11-7HK$1,466

Find flight deals from Hong Kong to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to Hanoi (HAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 July 2026.

Round-trip from

HK$1,387

One-way from

HK$682

Popular in

February

Cheapest in

January

Average price

HK$1,450

Good round-trip deal

HK$1,400 or less

Good one-way deal

HK$752 or less
HK Express
  • HK Express
  • 9-8-30-8
  • Nonstop
  • 4h 15m total
  • Hong Kong to Hanoi
Search Deals
HK Express
  • HK Express
  • 28-8
  • Nonstop
  • 2h 10m total
  • Hong Kong to Hanoi
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease (HK$364 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Hong Kong Intl to Hanoi Noibai.
Search Deals
Price to beat on a one-way flight from Hong Kong Intl to Hanoi Noibai.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hong Kong to Hanoi 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 13 July 2026.
Use the filters below to find and compare flights from Hong Kong to Hanoi that are best for you.

Fly from

Fly to

Route

Departure

Return

Price

Cheapest return flight

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 24-7

21:55-07:00

1 stop10h 05m

Hanoi Noibai

Mon 27-7

09:35-12:40

Nonstop2h 05m

HK$1,795

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Mon 9-11

14:30-15:40

Nonstop2h 10m

Hanoi Noibai

Tue 24-11

08:00-17:25

1 stop8h 25m

HK$2,226

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Thu 20-8

10:15-16:50

1 stop7h 35m

Hanoi Noibai

Wed 26-8

11:30-19:05

1 stop6h 35m

HK$2,485

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Mon 17-8

17:35-10:30

1 stop17h 55m

Hanoi Noibai

Wed 26-8

11:30-20:10

1 stop7h 40m

HK$2,485

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 21-8

20:10-10:30

1 stop15h 20m

Hanoi Noibai

Wed 26-8

11:30-20:10

1 stop7h 40m

HK$2,485

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Wed 22-7

14:30-15:35

Nonstop2h 05m

Hanoi Noibai

Sat 25-7

19:15-17:25

2 stops21h 10m

HK$2,493

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sat 24-10

18:45-18:10

1 stop24h 25m

Hanoi Noibai

Tue 27-10

07:05-17:25

2 stops9h 20m

HK$2,587

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 28-8

18:45-10:10

1 stop16h 25m

Hanoi Noibai

Tue 1-9

05:50-17:25

2 stops10h 35m

HK$2,665
Fastest return journey

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 21-8

18:45-01:10

1 stop7h 25m

Hanoi Noibai

Tue 25-8

10:25-13:30

Nonstop2h 05m

HK$2,673

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sun 18-10

11:05-16:50

1 stop6h 45m

Hanoi Noibai

Mon 19-10

11:30-10:05

1 stop21h 35m

HK$2,736

Flights are sorted by cheapest return flights first.

Deals found on 7-7

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Hong Kong to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi 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 Hanoi

How far ahead should I book a flight from Hong Kong to Hanoi?

Booking 33 days in advance of your planned departure date is, on average, the best time to get cheap flights from Hong Kong to Hanoi. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Hong Kong to Hanoi?

Currently, January is the cheapest month in which you can book a flight from Hong Kong to Hanoi (average of HK$1,129). Flying from Hong Kong to Hanoi in February is currently the most expensive (average of HK$2,015). 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 HAN?

Find hourly flight availability from Hong Kong to Hanoi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 July 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 40% on flights from Hong Kong to Hanoi by exploring options for tickets in the morning.

How much does it cost for a return flight from Hong Kong to Hanoi?

Reviews of airlines servicing Hanoi

Get insights into the airlines that provide service to Hanoi. 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 Hanoi. Reviews last updated 13 July 2026.
See what other customers who have flown with Vietnam Airlines,Cathay Pacific, andHK Express from Hong Kong to Hanoi have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vietnam Airlines
7.7
Good
279 reviews
Check prices

Entertainment

6.3

Crew

8.3

Boarding

7.8

Food

6.9

Overall

7.7

Comfort

7.7

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
Vietnam Airlines
7.7
Good
279 reviews
Vietnam Airlines
7.7
Good
279 reviews
Check prices

Entertainment

6.3

Crew

8.3

Boarding

7.8

Food

6.9

Overall

7.7

Comfort

7.7

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
Cathay Pacific
7.6
Good
1,406 reviews
Vietnam Airlines
7.7
Good
279 reviews
Check prices

Entertainment

6.3

Crew

8.3

Boarding

7.8

Food

6.9

Overall

7.7

Comfort

7.7

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
HK Express
7.2
Good
47 reviews
Vietnam Airlines
7.7
Good
279 reviews
Check prices

Entertainment

6.3

Crew

8.3

Boarding

7.8

Food

6.9

Overall

7.7

Comfort

7.7

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
Hong Kong Airlines
6.3
Okay
31 reviews
Vietnam Airlines
7.7
Good
279 reviews
Check prices

Entertainment

6.3

Crew

8.3

Boarding

7.8

Food

6.9

Overall

7.7

Comfort

7.7

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.

Related info for your journey

Find useful and relevant information for your journey from Hong Kong to Hanoi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Hong Kong to Hanoi?

    To fly from Hong Kong to Hanoi, you need to book a flight from Hong Kong Intl (HKG) to Noibai (HAN). Nonstop flights to Hanoi Noibai from Hong Kong Intl take 2h 05m on average. When it comes time to book airfare, you have a few options: there are 10 outbound flights from Hong Kong Intl to Noibai offered by 4 different airlines.

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

    Flights from Hong Kong Intl to Hanoi Noibai have been viewed 394 times in the past calendar month.

  • How long is the flight from Hong Kong to Hanoi?

    Vietnam Airlines and China Airlines can get you from Hong Kong to Hanoi in just under 2h 10m. Your travel time can differ by up to 5h 25m. There are 845 km between Hong Kong and Hanoi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Hong Kong to Hanoi round-trip?

    Flying on HK Express is currently your cheapest option to Hanoi, with prices starting at HK$926. Additional round-trip tickets that might be worth considering are offered by Hong Kong Airlines and Vietnam Airlines, with the lowest prices starting at HK$1,206 and HK$1,478, respectively. HK Express is priced at 38% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapet airlines for a one-way flight from Hong Kong to Hanoi are HK Express (HK$471), Hong Kong Airlines (HK$691), and Vietnam Airlines (HK$877).

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

    Consider HK Express (95%), British Airways (77%) or Hong Kong Airlines (75%) when booking your flight. These represent the most reliable airlines when flying from Hong Kong to Hanoi.

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

    The cheapest flight price from Hong Kong to Hanoi is HK$745. On average you can expect to pay HK$1,164. The most popular route, (Hong Kong Intl - Hanoi Noibai), can usually be booked for HK$1,466.

  • Can I find deals for flights from Hong Kong to Hanoi that include hotel bookings?

    Yes. In addition to deals on Hong Kong to Hanoi flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Hong Kong to Hanoi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to Hanoi.

  • Can I find deals for business class flights from Hong Kong to Hanoi?

    Yes. Cheapflights offers flight deals from Hong Kong to Hanoi 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 Hanoi?

    Currently, January is the cheapest month in which you can book a flight from Hong Kong to Hanoi (average of HK$1,129). Flying from Hong Kong to Hanoi in February is currently the most expensive (average of HK$2,015). 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.

Fly from Hong Kong to Hanoi on these airlines

Choose from the following airlines for your flight from Hong Kong to Hanoi. Flights are based on user searches made on Cheapflights and were last updated on 13 July 2026.
HK Express flights from Hong Kong Intl to Hanoi Noibai
Cathay Pacific flights from Hong Kong Intl to Hanoi Noibai
Vietnam Airlines flights from Hong Kong Intl to Hanoi Noibai

Top 4 airlines flying from Hong Kong to Hanoi

Discover the top 4 airlines that operate flights from Hong Kong to Hanoi. 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 13 July 2026.
AirlineCheapestAverageFlexibilityOn-time
HK ExpressCheapestHK$926AverageHK$1,366FlexibilityNo cancel feeOn-time90%
Search HK Express flights
Hong Kong AirlinesCheapestHK$1,206AverageHK$1,641FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
Vietnam AirlinesCheapestHK$1,478AverageHK$2,058FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Cathay PacificCheapestHK$1,985AverageHK$2,542FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific 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 Hanoi?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Hong Kong to Hanoi. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Hanoi?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Hanoi from Hong Kong.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Hong Kong to Hanoi flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from Hong Kong to Hanoi and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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.