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Cheap flights from Hong Kong to Hanoi from £54

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 27/11. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — HAN
16 Nov — 23 Nov1
1 adult
1 adult, Economy

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 Monday or Friday and return on a Thursday

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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 17 October 2025.

Sun 16/1120:05HKG - HAN
Nonstop2h 05mHK Express
Sat 29/1109:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 15/10£91
Mon 1/1207:40HKG - HAN
Nonstop2h 10mHK Express
Mon 8/1209:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 17/10£96
Fri 19/1207:40HKG - HAN
Nonstop2h 10mHK Express
Sat 20/1209:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 16/10£97
Mon 15/1207:40HKG - HAN
Nonstop2h 10mHK Express
Mon 22/1209:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 16/10£98
Tue 16/1207:40HKG - HAN
Nonstop2h 10mHK Express
Mon 22/1209:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 16/10£99
Mon 15/1207:40HKG - HAN
Nonstop2h 10mHK Express
Sat 20/1209:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 16/10£100
Mon 15/1207:40HKG - HAN
Nonstop2h 10mHK Express
Wed 24/1209:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 16/10£101
Thu 18/1207:40HKG - HAN
Nonstop2h 10mHK Express
Sat 20/1209:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 16/10£102
Thu 18/1207:40HKG - HAN
Nonstop2h 10mHK Express
Wed 24/1209:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 16/10£103
Thu 30/1007:40HKG - HAN
Nonstop2h 10mHK Express
Sun 2/1109:35HAN - HKG
Nonstop2h 00mHK Express
Deal found 16/10£115
Sun 16/1116:50HKG - HAN
1 stop15h 15mMultiple Airlines
Sat 29/1109:35HAN - HKG
Nonstop2h 00mMultiple Airlines
Deal found 15/10£127
Wed 17/1216:50HKG - HAN
1 stop7h 05mMultiple Airlines
Mon 22/1209:35HAN - HKG
Nonstop2h 00mMultiple Airlines
Deal found 16/10£131

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 17 October 2025.

Round-trip from

£91

One-way from

£54

Popular in

January

Cheapest in

November

Average price

£99

Good round-trip deal

£116 or less

Good one-way deal

£87 or less
HK Express
  • HK Express
  • 16/11-29/11
  • Nonstop
  • 4h 05m total
  • Hong Kong to Hanoi
Search Deals
HK Express
  • HK Express
  • 27/11
  • Nonstop
  • 2h 10m total
  • Hong Kong to Hanoi
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£26 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£5 potential savings vs. average return 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

 
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 858,174 searches. Data last updated 17 October 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

Tue 16/12

20:05-21:10

Nonstop2h 05m

Hanoi Noibai

Sun 21/12

09:35-12:35

Nonstop2h 00m

£99

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 27/2

14:30-15:40

Nonstop2h 10m

Hanoi Noibai

Tue 3/3

10:30-13:30

Nonstop2h 00m

£189

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Thu 13/11

14:30-15:40

Nonstop2h 10m

Hanoi Noibai

Sun 16/11

10:30-13:30

Nonstop2h 00m

£195

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sat 1/11

14:30-15:40

Nonstop2h 10m

Hanoi Noibai

Tue 4/11

10:30-13:30

Nonstop2h 00m

£195

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Thu 30/10

14:30-15:40

Nonstop2h 10m

Hanoi Noibai

Sun 2/11

10:30-13:30

Nonstop2h 00m

£197

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 13/3

22:45-01:45

1 stop28h 00m

Hanoi Noibai

Sun 15/3

02:50-12:30

1 stop8h 40m

£210

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 27/2

11:15-01:45

1 stop15h 30m

Hanoi Noibai

Tue 3/3

13:55-17:55

1 stop27h 00m

£210

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Mon 10/11

22:45-01:45

1 stop28h 00m

Hanoi Noibai

Fri 14/11

02:50-17:55

1 stop14h 05m

£211

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sat 8/11

18:55-01:45

1 stop7h 50m

Hanoi Noibai

Thu 13/11

02:50-17:55

1 stop14h 05m

£211

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 13/3

14:30-15:40

Nonstop2h 10m

Hanoi Noibai

Mon 16/3

21:00-17:25

1 stop19h 25m

£214

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Showing 1-10 of 20 results
1
2

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?

Use this chart to determine the optimal time to book a return flight from Hong Kong to Hanoi. Price data was last updated on 10 October 2025.

The best time to book flights from Hong Kong to Hanoi is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 £51). Flying from Hong Kong to Hanoi in April is currently the most expensive (average of £92). 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 17 October 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 55% on flights from Hong Kong to Hanoi by exploring options for tickets in the morning.

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 17 October 2025.
See what other customers who have flown with Vietnam Airlines and HK 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
7.5
Good
203 reviews
Check prices

Entertainment

6.3

Food

6.8

Boarding

7.5

Crew

8.1

Comfort

7.5

Overall

7.5

Reviews

1 / 14
10.0
Excellent

Allen,Aug 2025

SGN - PER

We were surprised. Vietnam airlines was a wonderful and comfortable experience. Our flights were on time, the staff were very attentive, and the aircraft was spacious. We flew on a 787.
Vietnam Airlines
7.5
Good
203 reviews
Vietnam Airlines
7.5
Good
203 reviews
Check prices

Entertainment

6.3

Food

6.8

Boarding

7.5

Crew

8.1

Comfort

7.5

Overall

7.5

Reviews

1 / 14
10.0
Excellent

Allen,Aug 2025

SGN - PER

We were surprised. Vietnam airlines was a wonderful and comfortable experience. Our flights were on time, the staff were very attentive, and the aircraft was spacious. We flew on a 787.
HK Express
7.2
Good
43 reviews
Vietnam Airlines
7.5
Good
203 reviews
Check prices

Entertainment

6.3

Food

6.8

Boarding

7.5

Crew

8.1

Comfort

7.5

Overall

7.5

Reviews

1 / 14
10.0
Excellent

Allen,Aug 2025

SGN - PER

We were surprised. Vietnam airlines was a wonderful and comfortable experience. Our flights were on time, the staff were very attentive, and the aircraft was spacious. We flew on a 787.

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?

    Hanoi Noibai is the airport most travelers will use when flying to Hanoi from Hong Kong Intl. Booking flights from Hong Kong Intl (HKG) to Noibai (HAN) should be relatively easy as there are 9 daily flights to Hanoi from 2 different airlines. 2h 05m is how long a flight from Hong Kong to Hanoi Noibai will take if you book a nonstop flight.

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

    Within the past month, 18 users have taken a look at flights from Hong Kong Intl to Hanoi Noibai.

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

    Departing from Hong Kong to Hanoi will take you 2h 05m. Hong Kong and Hanoi are separated by a distance of 525 mi. Most flights are nonstop.

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

    Currently priced at £84, 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. Check Cheapflights for deals on Vietnam Airlines for as low as £142. HK Express is priced at 30% lower than the current average price of a flight leaving 3 months from now.

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

    Consider HK Express (82%), Air Canada (68%) or Finnair (68%) 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?

    While on average a flight from Hong Kong to Hanoi is generally £139, our data shows the cheapest flight currently is £43. When looking at the most popular route, (Hong Kong Intl - Hanoi Noibai), you can expect to pay £127 for that flight.

  • 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, June is the cheapest month in which you can book a flight from Hong Kong to Hanoi (average of £51). Flying from Hong Kong to Hanoi in April is currently the most expensive (average of £92). 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

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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 2 airlines flying from Hong Kong to Hanoi

Discover the top 2 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 858,174 searches. Data last updated 17 October 2025.
AirlineCheapestAverageFlexibilityOn-time
HK ExpressCheapest£84Average£103FlexibilityNo cancel feeOn-time90%
Search HK Express flights
Vietnam AirlinesCheapest£142Average£172FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines 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?

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 Hanoi from Hong Kong today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Hong Kong to Hanoi 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 Hanoi with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Hong Kong to Hanoi, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Hong Kong to Hanoi 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.

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