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$72+ Cheap flights from Hong Kong (HKG) to Hanoi (HAN)

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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — HAN
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Find cheap flights from Hong Kong to Hanoi with Cheapflights

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Cheapflights Tip: The best prices from Hong Kong Intl to Hanoi Noibai are usually found in November or October, booked 81 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Find flight deals from Hong Kong to Hanoi

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 October 20, 2025.

This Mytrip deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/268:05 pmHKG - HAN
Nonstop2h 05mHK Express
Mon 11/39:35 amHAN - HKG
Nonstop2h 00mHK Express
Deal found 10/17$129
This Trip.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:05 pmHKG - HAN
Nonstop2h 05mHK Express
Fri 11/219:35 amHAN - HKG
Nonstop2h 00mHK Express
Deal found 10/20$130
This Mytrip deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:40 amHKG - HAN
Nonstop2h 10mHK Express
Wed 11/129:35 amHAN - HKG
Nonstop2h 00mHK Express
Deal found 10/18$131
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:40 amHKG - HAN
Nonstop2h 10mHK Express
Sat 11/229:35 amHAN - HKG
Nonstop2h 00mHK Express
Deal found 10/20$134
This Priceline deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:05 pmHKG - HAN
Nonstop2h 05mHK Express
Sun 12/79:35 amHAN - HKG
Nonstop2h 00mHK Express
Deal found 10/19$135
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/257:40 amHKG - HAN
Nonstop2h 10mHK Express
Sun 1/119:35 amHAN - HKG
Nonstop2h 00mHK Express
Deal found 10/19$137
This CheapOair deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/227:40 amHKG - HAN
Nonstop2h 10mHK Express
Tue 11/259:55 pmHAN - HKG
Nonstop2h 00mHK Express
Deal found 10/18$138
This Priceline deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/37:40 amHKG - HAN
Nonstop2h 10mHK Express
Thu 11/69:35 amHAN - HKG
Nonstop2h 00mHK Express
Deal found 10/20$149
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:40 amHKG - HAN
Nonstop2h 10mHK Express
Mon 1/129:35 amHAN - HKG
Nonstop2h 00mHK Express
Deal found 10/19$153
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:40 amHKG - HAN
Nonstop2h 10mHK Express
Wed 1/149:35 amHAN - HKG
Nonstop2h 00mHK Express
Deal found 10/19$154
This Booking.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/318:05 pmHKG - HAN
Nonstop2h 05mHK Express
Mon 11/39:35 amHAN - HKG
Nonstop2h 00mHK Express
Deal found 10/19$163

Cheap 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 October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$130
(Trip.com)

One-way from

$74
(Trip.com)

Popular in

January

Cheapest in

November

Average price

$134

Good round-trip deal

$134 or less

Good one-way deal

$76 or less
Provider with most accurate pricing for Hong Kong Intl-Hanoi Noibai flight deals.
Search Deals
Provider most trusted by Cheapflights users for Hong Kong Intl-Hanoi Noibai flights.
Search Deals
From Hong Kong Intl to Hanoi Noibai
Search Deals
One-way flight from Hong Kong Intl to Hanoi Noibai
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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

 
Customize 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 2,558,603 searches. Data last updated October 20, 2025.
Use the filters below to find and compare flights from Hong Kong to Hanoi that are best for you.

Fly from

Hong Kong

Fly to

Hanoi

Route

Depart

Return

Price

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 11/21

7:40 am-8:50 am

Nonstop2h 10m

Hanoi Noibai

Mon 11/24

9:35 am-12:35 pm

Nonstop2h 00m

$131

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 2/27

2:30 pm-3:40 pm

Nonstop2h 10m

Hanoi Noibai

Tue 3/3

10:30 am-1:30 pm

Nonstop2h 00m

$254

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 2/27

10:45 pm-1:45 am

1 stop28h 00m

Hanoi Noibai

Mon 3/2

2:50 am-12:30 pm

1 stop8h 40m

$282

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Tue 2/24

11:15 am-1:45 am

1 stop15h 30m

Hanoi Noibai

Wed 3/25

2:50 am-9:45 pm

1 stop17h 55m

$283

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sun 3/1

10:45 pm-1:45 am

1 stop28h 00m

Hanoi Noibai

Sun 3/29

2:50 am-9:25 pm

1 stop17h 35m

$283

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sat 3/14

6:55 pm-1:45 am

1 stop7h 50m

Hanoi Noibai

Tue 3/24

2:50 am-12:30 pm

1 stop8h 40m

$283

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sun 11/30

10:10 am-5:15 pm

1 stop8h 05m

Hanoi Noibai

Fri 1/9

12:35 pm-8:50 pm

1 stop7h 15m

$292

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sun 11/30

10:10 am-5:15 pm

1 stop8h 05m

Hanoi Noibai

Tue 1/13

12:35 pm-8:05 pm

1 stop6h 30m

$292

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Mon 12/1

11:20 am-5:15 pm

1 stop6h 55m

Hanoi Noibai

Wed 1/14

6:20 pm-9:00 am

1 stop13h 40m

$292

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sat 11/29

10:10 am-5:15 pm

1 stop8h 05m

Hanoi Noibai

Fri 1/9

12:35 pm-8:05 pm

1 stop6h 30m

$292

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/19

Showing 1-10 of 23 results
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Compare providers for flights from Hong Kong to Hanoi

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hong Kong to Hanoi in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Hong Kong-Hanoi flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hong Kong-Hanoi flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hong Kong-Hanoi flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hong Kong-Hanoi flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hong Kong-Hanoi flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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?

Use this chart to determine the optimal time to book a round-trip flight from Hong Kong to Hanoi. Price data was last updated on October 17, 2025.

To ensure you get the cheapest price possible for a flight from Hong Kong to Hanoi, you should look to book at least 81 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, June is the cheapest month in which you can book a flight from Hong Kong to Hanoi (average of $69). Flying from Hong Kong to Hanoi in April is currently the most expensive (average of $123). 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 October 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Hong Kong to Hanoi in the evening. If you’re flexible enough to do this you can expect to save up to 55% on your trip compared to booking a flight in the afternoon.

How much does it cost to fly round-trip 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 October 20, 2025.
Get a feel of what it's like to fly with Cathay Pacific, Vietnam Airlines, and HK Express from Hong Kong to Hanoi 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
1,034 reviews

Crew

8.1

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Cathay Pacific
7.6
Good
1,034 reviews
Cathay Pacific
7.6
Good
1,034 reviews

Crew

8.1

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Vietnam Airlines
7.6
Good
205 reviews
Cathay Pacific
7.6
Good
1,034 reviews

Crew

8.1

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
HK Express
7.2
Good
43 reviews
Cathay Pacific
7.6
Good
1,034 reviews

Crew

8.1

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

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?

    You will need to book a flight from Hong Kong Intl to Hanoi Noibai if you want to fly from Hong Kong to Hanoi. At least 3 different airlines have flights from Hong Kong Intl (HKG) to Noibai (HAN) on a regular basis. There are 10 flights to Hanoi from the Hong Kong airport per day. If you manage to book one that is nonstop, then you can expect the flight time from HKG to HAN to be around 2h 05m.

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

    Flights from Hong Kong Intl to Hanoi Noibai have been viewed 13 times in the past calendar month.

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

    Airlines like HK Express, Vietnam Airlines, and Philippine Airlines fly from Hong Kong to Hanoi in about 2h 10m. The time it takes to get you to your destination can typically vary by up to 25h 50m. There are 525 mi between Hong Kong and Hanoi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Currently priced at $117, HK Express will fly you from Hong Kong to Hanoi and back. In addition to HK Express, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Vietnam Airlines and Cathay Pacific - these airlines can fly you to your destination from $213 and $220, respectively. You may be able to fly from Hong Kong to Hanoi for 29% less than the average price by searching for these airlines.

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

    Before booking your flight to Hanoi from Hong Kong, check out the most reliable airlines to get you to your destination on time: HK Express (82%), Air Canada (68%), Finnair( 68%).

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

    The cheapest flight price from Hong Kong to Hanoi is $66. On average you can expect to pay $318. The most popular route, (Hong Kong Intl - Hanoi Noibai), can usually be booked for $178.

  • 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 vacation 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, June is the cheapest month in which you can book a flight from Hong Kong to Hanoi (average of $69). Flying from Hong Kong to Hanoi in April is currently the most expensive (average of $123). 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 Hanoi

See prices for flight routes from nearby airports that may be better suited for you.
Hong Kong to Da Nang flights
Hong Kong to Ho Chi Minh City flights

Top 3 airlines flying from Hong Kong to Hanoi

Discover the top 3 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 2,558,603 searches. Data last updated October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
HK ExpressCheapest$117Average$136FlexibilityNo cancel feeOn-time90%
Vietnam AirlinesCheapest$213Average$242FlexibilityNo cancel feeOn-time81%
Cathay PacificCheapest$220Average$297FlexibilityNo cancel feeOn-time72%

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