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Cheap flights from Hanoi to London Heathrow Airport from £238

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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — LHR
6 jul — 13 jul1
1 adult

Cheapflights Tip: The best prices from Hanoi Noibai to London Heathrow are usually found in June or February, booked 75 days in advance, depart on a Thursday or Saturday and return on a Sunday

Cheap flight deals from Hanoi to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Hanoi (HAN) to Heathrow (LHR). 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 1 julho 2025.

Round-trip from

£514

One-way from

£238

Popular in

April

Cheapest in

June

Average price

£827

Good round-trip deal

£918 or less

Good one-way deal

£374 or less
Air China
  • Air China
  • 17/12-2/1
  • 2 total stops
  • 68h 45m total
  • Hanoi to London
Oman Air
  • Oman Air
  • 7/7
  • 2 total stops
  • 38h 35m total
  • Hanoi to London
Highest demand for flights based on searches. 3% potential increase in price (£20 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Hanoi Noibai to London Heathrow.
Price to beat on a one-way flight from Hanoi Noibai to London Heathrow.

Find flight deals from Hanoi to Heathrow

Cheapest flights from Hanoi to Heathrow
Explore the most affordable flight options available from Hanoi to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 julho 2025.

qua 17/1213:25HAN - LHR
1 stop33h 30mAir China
sex 2/117:40LHR - HAN
1 stop35h 15mAir China
Deal found 29/6£514
ter 16/1202:00HAN - LHR
2 stops22h 50mMultiple Airlines
sex 2/117:40LHR - HAN
1 stop35h 15mMultiple Airlines
Deal found 29/6£520
dom 14/1202:45HAN - LHR
1 stop21h 45mChina Eastern
qui 15/121:00LHR - HAN
1 stop21h 45mChina Eastern
Deal found 30/6£557
qua 6/811:45HAN - LHR
1 stop37h 15mChina Southern
qua 13/822:10LHR - HAN
1 stop30h 35mChina Southern
Deal found 30/6£576
seg 11/810:35HAN - LHR
2 stops38h 35mOman Air
dom 24/820:50LHR - HAN
2 stops30h 45mOman Air
Deal found 1/7£674
ter 16/1219:40HAN - LHR
1 stop25h 50mEtihad Airways
ter 13/120:55LHR - HAN
1 stop26h 10mEtihad Airways
Deal found 30/6£681

Cheapflights Fare Finder

Customise your flight search to find flights from Hanoi to Heathrow 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 1 julho 2025.
Use the filters below to find and compare flights from Hanoi to London Heathrow Airport that are best for you.

Fly from

Hanoi

Fly to

Heathrow

Route

Depart

Return

Price

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

qua 17/12

13:25-15:55

1 stop33h 30m

London Heathrow

sex 2/1

17:40-11:55

1 stop35h 15m

£514

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

ter 16/12

02:00-17:50

2 stops22h 50m

London Heathrow

sex 2/1

17:40-11:55

1 stop35h 15m

£520

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

dom 14/12

02:45-17:30

1 stop21h 45m

London Heathrow

qui 15/1

21:00-01:45

1 stop21h 45m

£557

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

qua 6/8

11:45-19:00

1 stop37h 15m

London Heathrow

qua 13/8

22:10-10:45

1 stop30h 35m

£576

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

ter 16/12

19:40-14:30

1 stop25h 50m

London Heathrow

ter 13/1

20:55-06:05

1 stop26h 10m

£681

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

seg 7/7

10:35-19:10

2 stops38h 35m

£238

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

ter 21/10

02:10-17:45

2 stops21h 35m

£238

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

ter 21/10

02:20-18:40

1 stop22h 20m

£239

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

sex 19/12

02:00-17:50

2 stops46h 50m

£262

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

sáb 8/11

07:55-18:25

1 stop17h 30m

£283

Flights are sorted by cheapest return flights first.

Deals found on 30/6

Showing 1-10 of 13 results
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Best time to book a flight from Hanoi to Heathrow

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

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

Use this chart to determine the optimal time to book a return flight from Hanoi to Heathrow. Price data was last updated on 27 June 2025.

To ensure you get the cheapest price possible for a flight from Hanoi to London Heathrow Airport, you should look to book at least 73 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 Hanoi to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Hanoi to London Heathrow Airport (average of £112). Flying from Hanoi to London Heathrow Airport in August is currently the most expensive (average of £164). 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 HAN to LHR?

Find hourly flight availability from Hanoi to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 julho 2025.

It’s typically best to fly out from Hanoi to London Heathrow Airport at midday. Doing so could potentially save you 31% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 1 julho 2025.
Read through reviews of airlines operating flights from Hanoi to London Heathrow Airport, such as China Southern, Qatar Airways, andEtihad Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.6

Overall

7.6

Crew

8.3

Comfort

7.9

Boarding

8.0

Food

7.4

Reviews

1 / 3
10.0
Excellent

Puey cheng,Apr 2025

SIN - CAN

Seats are clean and comfortable. Most important, the leg room is wider than many other airlines

Entertainment

7.6

Overall

7.6

Crew

8.3

Comfort

7.9

Boarding

8.0

Food

7.4

Reviews

1 / 3
10.0
Excellent

Puey cheng,Apr 2025

SIN - CAN

Seats are clean and comfortable. Most important, the leg room is wider than many other airlines

Entertainment

7.6

Overall

7.6

Crew

8.3

Comfort

7.9

Boarding

8.0

Food

7.4

Reviews

1 / 3
10.0
Excellent

Puey cheng,Apr 2025

SIN - CAN

Seats are clean and comfortable. Most important, the leg room is wider than many other airlines

Entertainment

7.6

Overall

7.6

Crew

8.3

Comfort

7.9

Boarding

8.0

Food

7.4

Reviews

1 / 3
10.0
Excellent

Puey cheng,Apr 2025

SIN - CAN

Seats are clean and comfortable. Most important, the leg room is wider than many other airlines

Entertainment

7.6

Overall

7.6

Crew

8.3

Comfort

7.9

Boarding

8.0

Food

7.4

Reviews

1 / 3
10.0
Excellent

Puey cheng,Apr 2025

SIN - CAN

Seats are clean and comfortable. Most important, the leg room is wider than many other airlines

Related info for your journey

Find useful and relevant information for your journey from Hanoi to Heathrow. 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 from for flights from Hanoi to London Heathrow?

    Hanoi Noibai (HAN), located 14.2 mi from the city center, is the airport you fly out of when you book flights from Hanoi to London Heathrow. 4 airlines have flights from Noibai to London Heathrow on a regular basis. Booking flights from Hanoi Noibai to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

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

    Flying on Air China is currently your cheapest option to London Heathrow Airport, with prices starting at £514. Additional return tickets that might be worth considering are offered by China Eastern and China Southern, with the lowest prices starting at £557 and £576, respectively. Air China is currently priced 27% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as £238 on Oman Air. Other airlines that offer cheap prices include China Eastern from £239 and Air China from £262 one-way.

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

    Looking at all options, your cheapest flight can be booked for £358. While the most popular route (Hanoi Noibai - London Heathrow) can be booked for £520 on average our data indicates £686 when flying from Hanoi to London Heathrow Airport.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Hanoi to London Heathrow Airport (average of £112). Flying from Hanoi to London Heathrow Airport in August is currently the most expensive (average of £164). 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

Travelling to a place near Hanoi?

Book flights to Hanoi if you plan to visit one of these locations
Croydon
Milton Keynes
Hounslow
Deal
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Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Hanoi to Heathrow

Discover the top 4 airlines that operate flights from Hanoi to Heathrow. 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 1 julho 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£462Average£597FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Qatar AirwaysCheapest£609Average£737FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£690Average£752FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Vietnam AirlinesCheapest£790Average£922FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Hanoi to Heathrow?

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

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Can Cheapflights find flights from Hanoi to Heathrow with no change fees?

Yes! Cheapflights helps users easily find flights from Hanoi to Heathrow with no change fees.

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

Yes, Cheapflights offers price alerts on Hanoi to Heathrow 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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