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Cheap flights from Hong Kong to Hanoi from £52

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — HAN
19 May — 26 May1
1 adult

Cheapflights Tip: The best prices from Hong Kong Intl to Hanoi Noibai are usually found in March or July, booked 45 days in advance, depart on a Wednesday or Monday and return on a Wednesday

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 14 May 2025.

Round-trip from

£164

One-way from

£52

Popular in

January

Cheapest in

March

Average price

£108

Good round-trip deal

£142 or less

Good one-way deal

£90 or less
Vietnam Airlines
  • Vietnam Airlines
  • 29/7-5/8
  • Nonstop
  • 4h 05m total
  • Hong Kong to Hanoi
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HK Express
  • HK Express
  • 5/11
  • Nonstop
  • 2h 20m total
  • Hong Kong to Hanoi
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£20 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (£5 potential savings vs. average return price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Hong Kong Intl to Hanoi Noibai.
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Price to beat on a one-way flight from Hong Kong Intl to Hanoi Noibai.
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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 14 May 2025.

Fri 27/607:45HKG - HAN
Nonstop2h 05mHK Express
Fri 4/709:35HAN - HKG
Nonstop2h 05mHK Express
Deal found 13/5£101
Thu 22/507:45HKG - HAN
Nonstop2h 05mMultiple Airlines
Sun 25/522:25HAN - HKG
1 stop25h 45mMultiple Airlines
Deal found 14/5£126
Tue 29/714:30HKG - HAN
Nonstop2h 05mVietnam Airlines
Tue 5/810:30HAN - HKG
Nonstop2h 00mVietnam Airlines
Deal found 14/5£164
Fri 27/613:40HKG - HAN
1 stop12h 05mPhilippine Airlines
Thu 3/702:30HAN - HKG
1 stop8h 55mPhilippine Airlines
Deal found 13/5£165
Mon 19/511:25HKG - HAN
1 stop6h 05mChina Eastern
Sat 24/502:20HAN - HKG
1 stop8h 30mChina Eastern
Deal found 14/5£210
Thu 29/520:05HKG - HAN
1 stop13h 25mThai AirAsia
Fri 27/620:55HAN - HKG
1 stop14h 05mThai AirAsia
Deal found 13/5£222
Thu 22/512:30HKG - HAN
2 stops21h 10mShenzhen Airlines
Sun 25/515:05HAN - HKG
2 stops19h 20mShenzhen Airlines
Deal found 14/5£371
Wed 21/500:30HKG - HAN
1 stop12h 45mAsiana Airlines
Sun 25/523:30HAN - HKG
1 stop11h 10mAsiana Airlines
Deal found 14/5£376
Fri 27/609:05HKG - HAN
1 stop9h 30mSingapore Airlines
Sun 29/612:40HAN - HKG
1 stop9h 20mSingapore Airlines
Deal found 13/5£394
Sun 28/900:45HKG - HAN
1 stop10h 55mKorean Air
Thu 2/1023:10HAN - HKG
1 stop16h 10mKorean Air
Deal found 14/5£524
Fri 17/1009:30HKG - HAN
2 stops31h 10mGaruda Indonesia
Sun 19/1005:00HAN - HKG
2 stops23h 45mGaruda Indonesia
Deal found 14/5£979

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 14 May 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 27/6

07:45-08:50

Nonstop2h 05m

Hanoi Noibai

Fri 4/7

09:35-12:40

Nonstop2h 05m

£101

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 27/6

16:30-01:10

1 stop9h 40m

Hanoi Noibai

Fri 4/7

09:35-12:40

Nonstop2h 05m

£151

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Tue 29/7

14:30-15:35

Nonstop2h 05m

Hanoi Noibai

Tue 5/8

10:30-13:30

Nonstop2h 00m

£164

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 27/6

13:40-00:45

1 stop12h 05m

Hanoi Noibai

Thu 3/7

02:30-12:25

1 stop8h 55m

£165

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 27/6

19:15-16:30

2 stops22h 15m

Hanoi Noibai

Fri 4/7

17:30-10:25

1 stop15h 55m

£213

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Thu 29/5

20:05-08:30

1 stop13h 25m

Hanoi Noibai

Fri 27/6

20:55-12:00

1 stop14h 05m

£222

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 27/6

09:05-17:35

1 stop9h 30m

Hanoi Noibai

Sun 29/6

12:40-23:00

1 stop9h 20m

£394

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 30/5

12:30-08:40

2 stops21h 10m

Hanoi Noibai

Sun 1/6

02:10-11:25

2 stops32h 15m

£398

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Sun 28/9

00:45-10:40

1 stop10h 55m

Hanoi Noibai

Thu 2/10

23:10-16:20

1 stop16h 10m

£524

Hong KongHanoi

HKG - HAN

HKGHAN

Hong Kong Intl

Fri 17/10

09:30-15:40

2 stops31h 10m

Hanoi Noibai

Sun 19/10

05:00-05:45

2 stops23h 45m

£979

Flights are sorted by cheapest return flights first.

Deals found on 13/5

Showing 1-10 of 18 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 9 May 2025.

The best time to book flights from Hong Kong to Hanoi is 45 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, May is the cheapest month in which you can book a flight from Hong Kong to Hanoi (average of £793). Flying from Hong Kong to Hanoi in December is currently the most expensive (average of £1,137). 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 14 May 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 52% on flights from Hong Kong to Hanoi by exploring options for tickets in the morning.

Weekly flight availability from Hong Kong to Hanoi

Explore weekly flight availability from Hong Kong to Hanoi. 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 May 2025.

The most flights from HKG to HAN are scheduled on a Thursday (10 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

Rainfall in Hanoi by month

Plan your trip to Hanoi by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Hanoi ranges from 14.0 - 296.0 inches per month. August is typically the wettest month, when rainfall can reach 296.0 mm. December is typically the driest time to visit Hanoi when rainfall is around 14.0 mm.

Temperature in Hanoi by month

Plan your trip to Hanoi by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Hanoi, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.0 C).

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 14 May 2025.
To help decide which airline to fly from Hong Kong to Hanoi, see what other customers have to say about Korean Air, Asiana Airlines and Garuda Indonesia. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,073 reviews
Check prices

Entertainment

8.2

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very Good
1,073 reviews
Korean Air
8.4
Very Good
1,073 reviews
Check prices

Entertainment

8.2

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.2
Very Good
442 reviews
Korean Air
8.4
Very Good
1,073 reviews
Check prices

Entertainment

8.2

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Garuda Indonesia
8.1
Very Good
73 reviews
Korean Air
8.4
Very Good
1,073 reviews
Check prices

Entertainment

8.2

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Vietnam Airlines
7.6
Good
196 reviews
Korean Air
8.4
Very Good
1,073 reviews
Check prices

Entertainment

8.2

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Thai AirAsia
7.5
Good
210 reviews
Korean Air
8.4
Very Good
1,073 reviews
Check prices

Entertainment

8.2

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

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 8 daily flights to Hanoi from 3 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, 37 users have taken a look at flights from Hong Kong Intl to Hanoi Noibai.

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

    Currently priced at £164, Vietnam Airlines will fly you from Hong Kong to Hanoi and back. In addition to Vietnam Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Philippine Airlines and Thai AirAsia - these airlines can fly you to your destination from £198 and £218, respectively.

  • 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 (£52), VietJet Air (£107), and Thai AirAsia (£111).

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

    Consider Finnair (88%), Air Canada (79%) or HK Express (78%) 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 £141, our data shows the cheapest flight currently is £50. When looking at the most popular route, (Hong Kong Intl - Hanoi Noibai), you can expect to pay £126 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, May is the cheapest month in which you can book a flight from Hong Kong to Hanoi (average of £793). Flying from Hong Kong to Hanoi in December is currently the most expensive (average of £1,137). 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 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 858,174 searches. Data last updated 14 May 2025.
AirlineCheapestAverageFlexibilityOn-time
HK ExpressCheapest£86Average£99FlexibilityNo cancel feeOn-time90%
Search HK Express flights
Cathay PacificCheapest£99Average£194FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Vietnam AirlinesCheapest£151Average£167FlexibilityNo 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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