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$439+ Cheap flights from Heathrow (LHR) 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HAN
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Heathrow to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 July 30, 2025.

Round-trip from

$652
(Shenzhen Airlines)

One-way from

$439
(FlightHub)

Popular in

July

Cheapest in

May

Average price

$1,183

Good round-trip deal

$983 or less

Good one-way deal

$828 or less
From London Heathrow to Hanoi Noibai
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One-way flight from London Heathrow to Hanoi Noibai
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Highest demand for flights based on searches. 9% potential increase in price ($99 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from London Heathrow to Hanoi Noibai.
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Price to beat on a one-way flight from London Heathrow to Hanoi Noibai.
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Find flight deals from Heathrow to Hanoi

Cheapest flights from Heathrow to Hanoi
Explore the most affordable flight options available from Heathrow to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Shenzhen Airlines deal was found by Cheapflights users on 7/30. 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 Shenzhen Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/110:05 pmLHR - HAN
1 stop28h 35mShenzhen Airlines
Sun 9/72:10 amHAN - LHR
1 stop23h 40mShenzhen Airlines
Deal found 7/30$652
This Gotogate deal was found by Cheapflights users on 7/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2510:10 pmLHR - HAN
1 stop30h 35mChina Southern
Fri 10/106:00 pmHAN - LHR
1 stop31h 00mChina Southern
Deal found 7/30$661
This Qatar Airways deal was found by Cheapflights users on 7/28. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/256:55 pmLHR - HAN
1 stop20h 20mQatar Airways
Thu 9/258:45 amHAN - LHR
1 stop19h 15mQatar Airways
Deal found 7/28$788
This Oman Air deal was found by Cheapflights users on 7/30. 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 Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/18:50 pmLHR - HAN
2 stops30h 45mOman Air
Mon 9/1510:35 amHAN - LHR
2 stops38h 35mOman Air
Deal found 7/30$810
This Expedia deal was found by Cheapflights users on 7/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/79:20 pmLHR - HAN
1 stop22h 00mMultiple Airlines
Sun 9/288:45 pmHAN - LHR
2 stops28h 25mMultiple Airlines
Deal found 7/29$814
This Booking.com deal was found by Cheapflights users on 7/30. 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.
Mon 9/86:55 pmLHR - HAN
Nonstop11h 45mVietnam Airlines
Mon 9/2210:20 amHAN - LHR
Nonstop12h 45mVietnam Airlines
Deal found 7/30$845

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow 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 July 30, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Hanoi that are best for you.

Fly from

Heathrow

Fly to

Hanoi

Route

Depart

Return

Price

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 9/1

10:05 pm-8:40 am

1 stop28h 35m

Hanoi Noibai

Sun 9/7

2:10 am-7:50 pm

1 stop23h 40m

$652

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Thu 9/25

10:10 pm-10:45 am

1 stop30h 35m

Hanoi Noibai

Fri 10/10

6:00 pm-7:00 pm

1 stop31h 00m

$661

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 8/25

6:55 pm-9:15 pm

1 stop20h 20m

Hanoi Noibai

Thu 9/25

8:45 am-10:00 pm

1 stop19h 15m

$788

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Tue 1/6

8:55 pm-5:55 am

1 stop26h 00m

Hanoi Noibai

Mon 1/26

7:40 am-2:30 pm

1 stop37h 50m

$792

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 9/1

8:50 pm-9:35 am

2 stops30h 45m

Hanoi Noibai

Mon 9/15

10:35 am-7:10 pm

2 stops38h 35m

$810

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Sun 9/7

9:20 pm-1:20 am

1 stop22h 00m

Hanoi Noibai

Sun 9/28

8:45 pm-7:10 pm

2 stops28h 25m

$814

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Thu 9/4

9:20 pm-2:00 pm

1 stop34h 40m

$439

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Sat 9/20

10:05 pm-8:40 am

1 stop28h 35m

$442

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Tue 9/30

8:50 pm-7:40 pm

2 stops40h 50m

$503

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 8/25

6:55 pm-9:15 pm

1 stop20h 20m

$507

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 17 results
1
2

Best time to book a flight from Heathrow to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi from Heathrow 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 London Heathrow Airport to Hanoi

How far ahead should I book a flight from London Heathrow Airport to Hanoi?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Hanoi. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Hanoi, you should look to book at least 58 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 London Heathrow Airport to Hanoi?

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Hanoi (average of $941). Flying from London Heathrow Airport to Hanoi in December is currently the most expensive (average of $1,618). 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 LHR to HAN?

Find hourly flight availability from Heathrow 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 July 30, 2025.

It’s optimal to fly from London Heathrow Airport to Hanoi in the evening. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the morning.

How much does it cost to fly round-trip from London Heathrow Airport 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 July 30, 2025.
Read reviews from past customers who have flown China Southern, Vietnam Airlines, and Qatar Airways from London Heathrow Airport to Hanoi. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Southern
7.6
Good
104 reviews

Overall

7.6

Crew

8.3

Food

7.4

Boarding

8.0

Comfort

7.9

Entertainment

7.6

Reviews

1 / 4
8.0
Excellent

Peggy,Jul 2025

WUH - SFO

Overall it's good, room temperature is a little high in the airport.
China Southern
7.6
Good
104 reviews
China Southern
7.6
Good
104 reviews

Overall

7.6

Crew

8.3

Food

7.4

Boarding

8.0

Comfort

7.9

Entertainment

7.6

Reviews

1 / 4
8.0
Excellent

Peggy,Jul 2025

WUH - SFO

Overall it's good, room temperature is a little high in the airport.
Vietnam Airlines
7.5
Good
196 reviews
China Southern
7.6
Good
104 reviews

Overall

7.6

Crew

8.3

Food

7.4

Boarding

8.0

Comfort

7.9

Entertainment

7.6

Reviews

1 / 4
8.0
Excellent

Peggy,Jul 2025

WUH - SFO

Overall it's good, room temperature is a little high in the airport.
Qatar Airways
7.4
Good
3,607 reviews
China Southern
7.6
Good
104 reviews

Overall

7.6

Crew

8.3

Food

7.4

Boarding

8.0

Comfort

7.9

Entertainment

7.6

Reviews

1 / 4
8.0
Excellent

Peggy,Jul 2025

WUH - SFO

Overall it's good, room temperature is a little high in the airport.
Etihad Airways
7.4
Good
1,230 reviews
China Southern
7.6
Good
104 reviews

Overall

7.6

Crew

8.3

Food

7.4

Boarding

8.0

Comfort

7.9

Entertainment

7.6

Reviews

1 / 4
8.0
Excellent

Peggy,Jul 2025

WUH - SFO

Overall it's good, room temperature is a little high in the airport.

Related info for your journey

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

  • What airport do you fly into for flights to Hanoi from London Heathrow?

    For a flight from London Heathrow to Hanoi, you will be flying into Noibai. Hanoi Noibai (HAN) is just 14.2 mi from the center of the city. Noibai is the only Hanoi airport and it handles 0 inbound flights from London Heathrow per day. 3 airlines have flights to Hanoi Noibai from London Heathrow on a regular basis.

  • What are the cheapest airlines flying from London Heathrow Airport to Hanoi round-trip?

    Flying on Shenzhen Airlines is currently your cheapest option to Hanoi, with prices starting at $652. Additional round-trip tickets that might be worth considering are offered by China Southern and Qatar Airways, with the lowest prices starting at $675 and $787, respectively. Shenzhen Airlines is priced at 33% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from London Heathrow Airport to Hanoi one-way?

    To fly one-way, consider booking your trip with China Eastern, which is currently one of the cheapest options available, starting at $439. Shenzhen Airlines flights start at $444 while deals on Qatar Airways start at $507 one-way.

  • What are the cheapest flights from London Heathrow Airport to Hanoi?

    While on average a flight from London Heathrow Airport to Hanoi is generally $1,108, our data shows the cheapest flight currently is $788. When looking at the most popular route, (London Heathrow - Hanoi Noibai), you can expect to pay $536 for that flight.

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

    Yes. In addition to deals on Heathrow to Hanoi flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Hanoi?

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 London Heathrow Airport to Hanoi?

    Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Hanoi (average of $941). Flying from London Heathrow Airport to Hanoi in December is currently the most expensive (average of $1,618). 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 Heathrow to Hanoi

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

Top 3 airlines flying from Heathrow to Hanoi

Discover the top 3 airlines that operate flights from Heathrow 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$621Average$694FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$872Average$1,081FlexibilityNo cancel feeOn-time68%
Vietnam AirlinesCheapest$891Average$1,004FlexibilityNo cancel feeOn-time81%

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