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Hanoi

$366+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HAN
Apr 15 — Apr 221
Wed 4/15
Wed 4/22
1 adult, Economy
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Cheap 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 March 16, 2026.

This FlightHub deal was found by Cheapflights users on 3/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:20 pm
LHR
-
HAN
1 stop38h 25m
China Eastern
Wed 5/133:00 pm
HAN
-
LHR
1 stop33h 40m
China Eastern
Deal found 3/14$551
This FlightHub deal was found by Cheapflights users on 3/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/29:20 pm
LHR
-
HAN
2 stops35h 25m
China Eastern
Mon 6/152:20 am
HAN
-
LHR
1 stop22h 20m
China Eastern
Deal found 3/15$552
This Booking.com deal was found by Cheapflights users on 3/11. 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.
Thu 5/79:20 pm
LHR
-
HAN
1 stop38h 25m
China Eastern
Wed 5/132:20 am
HAN
-
LHR
1 stop22h 20m
China Eastern
Deal found 3/11$558
This China Eastern deal was found by Cheapflights users on 3/15. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/159:20 pm
LHR
-
HAN
1 stop22h 00m
China Eastern
Wed 5/63:00 pm
HAN
-
LHR
1 stop33h 40m
China Eastern
Deal found 3/15$567
This China Eastern deal was found by Cheapflights users on 3/14. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/39:20 pm
LHR
-
HAN
1 stop22h 00m
China Eastern
Wed 6/176:45 pm
HAN
-
LHR
1 stop29h 55m
China Eastern
Deal found 3/14$569
This Gotogate deal was found by Cheapflights users on 3/12. 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.
Sun 5/39:20 pm
LHR
-
HAN
1 stop38h 25m
China Eastern
Tue 5/122:20 am
HAN
-
LHR
1 stop22h 20m
China Eastern
Deal found 3/12$570
This China Eastern deal was found by Cheapflights users on 3/14. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/279:20 pm
LHR
-
HAN
1 stop34h 40m
China Eastern
Wed 5/136:45 pm
HAN
-
LHR
1 stop29h 55m
China Eastern
Deal found 3/14$571
This China Eastern deal was found by Cheapflights users on 3/13. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:20 pm
LHR
-
HAN
1 stop22h 00m
China Eastern
Wed 5/202:20 am
HAN
-
LHR
1 stop22h 20m
China Eastern
Deal found 3/13$572
This China Eastern deal was found by Cheapflights users on 3/12. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/69:20 pm
LHR
-
HAN
1 stop22h 00m
China Eastern
Mon 6/152:20 am
HAN
-
LHR
1 stop22h 20m
China Eastern
Deal found 3/12$574
This China Eastern deal was found by Cheapflights users on 3/11. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/109:20 pm
LHR
-
HAN
1 stop22h 00m
China Eastern
Sun 6/142:20 am
HAN
-
LHR
1 stop22h 20m
China Eastern
Deal found 3/11$576
This China Eastern deal was found by Cheapflights users on 3/13. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:20 pm
LHR
-
HAN
1 stop38h 25m
China Eastern
Tue 5/192:35 am
HAN
-
LHR
2 stops46h 05m
China Eastern
Deal found 3/13$579

Find 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 March 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$551
(FlightHub)

One-way from

$366
(Booking.com)

Popular in

March

Cheapest in

November

Average price

$1,153

Good round-trip deal

$807 or less

Good one-way deal

$1,314 or less
Provider with most accurate pricing for London Heathrow-Hanoi Noibai flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Heathrow-Hanoi Noibai flights.
Search Deals
From London Heathrow to Hanoi Noibai
Search Deals
One-way flight from London Heathrow to Hanoi Noibai
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($77 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Hanoi Noibai.
Search Deals
Price to beat on a one-way flight from London Heathrow to Hanoi Noibai.
Search Deals

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 March 16, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Hanoi that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Sun 5/17

9:20 pm-2:45 pm

2 stops35h 25m

Hanoi Noibai

Tue 5/19

2:20 am-6:40 pm

1 stop22h 20m

$648

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Thu 5/7

9:20 pm-2:45 pm

2 stops35h 25m

Hanoi Noibai

Wed 5/20

2:20 am-6:40 pm

1 stop22h 20m

$660

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Tue 6/9

9:20 pm-1:20 am

1 stop22h 00m

Hanoi Noibai

Tue 7/7

2:20 am-6:40 pm

1 stop22h 20m

$722

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Wed 4/22

9:20 pm-2:00 pm

1 stop34h 40m

Hanoi Noibai

Wed 5/6

3:45 pm-6:40 pm

2 stops56h 55m

$726

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Tue 6/16

9:30 am-6:40 am

1 stop15h 10m

Hanoi Noibai

Fri 7/3

8:40 pm-3:05 pm

1 stop24h 25m

$845

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Thu 6/25

9:20 pm-5:45 pm

1 stop38h 25m

Hanoi Noibai

Sun 6/28

3:45 pm-6:40 pm

2 stops56h 55m

$880

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 5/11

6:15 am-2:00 pm

2 stops25h 45m

Hanoi Noibai

Tue 5/19

2:20 am-8:55 pm

2 stops24h 35m

$994
Quickest round-trip

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 5/18

6:55 pm-12:50 pm

Nonstop11h 55m

Hanoi Noibai

Wed 6/3

9:55 am-4:55 pm

Nonstop13h 00m

$1,033
Cheapest one-way

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 5/18

10:05 pm-1:10 am

1 stop21h 05m

$380

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Wed 4/15

9:20 pm-1:20 am

1 stop22h 00m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Heathrow 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 Heathrow to Hanoi in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 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 London Heathrow Airport-Hanoi flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Hanoi flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Hanoi flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-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 London Heathrow Airport-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 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 March 13, 2026.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Hanoi, you should look to book at least 36 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 $514). Flying from London Heathrow Airport to Hanoi in August is currently the most expensive (average of $804). 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 March 16, 2026.

When flying from London Heathrow Airport to Hanoi, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 March 16, 2026.
Read reviews from past customers who have flown Vietnam Airlines and China Southern 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.
Vietnam Airlines
7.7
Good
240 reviews

Boarding

7.7

Overall

7.7

Food

6.8

Crew

8.2

Comfort

7.7

Entertainment

6.3

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
Vietnam Airlines
7.7
Good
240 reviews
Vietnam Airlines
7.7
Good
240 reviews

Boarding

7.7

Overall

7.7

Food

6.8

Crew

8.2

Comfort

7.7

Entertainment

6.3

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
China Southern
7.4
Good
142 reviews
Vietnam Airlines
7.7
Good
240 reviews

Boarding

7.7

Overall

7.7

Food

6.8

Crew

8.2

Comfort

7.7

Entertainment

6.3

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.

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 1 inbound flight from London Heathrow per day. 2 airlines have flights to Hanoi Noibai from London Heathrow on a regular basis.

  • How long is the flight from London Heathrow Airport to Hanoi?

    Departing from London Heathrow Airport to Hanoi will take you 35h 25m. There are 5736 mi between London Heathrow Airport and Hanoi.

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

    Flying on China Southern is currently your cheapest option to Hanoi, with prices starting at $620. Another option worth looking into is Vietnam Airlines, starting at $908 round trip. China Southern is priced at 36% lower than the current average price of a flight leaving 3 months from now.

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

    While on average a flight from London Heathrow Airport to Hanoi is generally $1,274, our data shows the cheapest flight currently is $554. When looking at the most popular route, (London Heathrow - Hanoi Noibai), you can expect to pay $624 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 $514). Flying from London Heathrow Airport to Hanoi in August is currently the most expensive (average of $804). 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.

Top 2 airlines flying from Heathrow to Hanoi

Discover the top 2 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 March 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$620Average$627FlexibilityNo cancel feeOn-time69%
Vietnam AirlinesCheapest$908Average$1,110FlexibilityNo cancel feeOn-time81%

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