Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to Hanoi from £317

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HAN
16 Jul — 23 Jul1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Hanoi Noibai are usually found in May or November, booked 55 days in advance, depart on a Sunday or Monday and return on a Thursday

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 11 July 2025.

Round-trip from

£533

One-way from

£317

Popular in

July

Cheapest in

May

Average price

£862

Good round-trip deal

£700 or less

Good one-way deal

£523 or less
China Eastern
  • China Eastern
  • 1/10-11/10
  • 3 total stops
  • 51h 15m total
  • London to Hanoi
Search Deals
Shenzhen Airlines
  • Shenzhen Airlines
  • 3/10
  • 1 total stop
  • 34h 00m total
  • London to Hanoi
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£54 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
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

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 11 July 2025.

Mon 29/1221:10LHR - HAN
1 stop21h 00mMultiple Airlines
Tue 6/108:50HAN - LHR
1 stop32h 05mMultiple Airlines
Deal found 10/7£532
Wed 1/1021:20LHR - HAN
2 stops28h 55mChina Eastern
Sat 11/1002:20HAN - LHR
1 stop22h 20mChina Eastern
Deal found 10/7£533
Tue 25/1122:00LHR - HAN
1 stop18h 15mChina Southern
Tue 24/215:45HAN - LHR
1 stop33h 30mChina Southern
Deal found 10/7£534
Sun 31/822:05LHR - HAN
1 stop21h 05mShenzhen Airlines
Sat 20/902:10HAN - LHR
1 stop23h 50mShenzhen Airlines
Deal found 10/7£537
Fri 7/1109:00LHR - HAN
1 stop14h 05mEtihad Airways
Mon 24/1107:55HAN - LHR
1 stop29h 50mEtihad Airways
Deal found 9/7£552
Tue 23/922:00LHR - HAN
2 stops30h 55mAir China
Wed 15/1017:55HAN - LHR
2 stops32h 20mAir China
Deal found 10/7£556
Tue 28/1020:05LHR - HAN
2 stops40h 15mOman Air
Tue 18/1110:35HAN - LHR
2 stops38h 50mOman Air
Deal found 9/7£585

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 11 July 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 29/12

21:10-01:10

1 stop21h 00m

Hanoi Noibai

Tue 6/1

08:50-09:55

1 stop32h 05m

£532

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Wed 1/10

21:20-08:15

2 stops28h 55m

Hanoi Noibai

Sat 11/10

02:20-18:40

1 stop22h 20m

£533

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Tue 25/11

22:00-23:15

1 stop18h 15m

Hanoi Noibai

Tue 24/2

15:45-18:15

1 stop33h 30m

£534

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Sun 31/8

22:05-01:10

1 stop21h 05m

Hanoi Noibai

Sat 20/9

02:10-20:00

1 stop23h 50m

£537

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Fri 7/11

09:00-06:05

1 stop14h 05m

Hanoi Noibai

Mon 24/11

07:55-06:45

1 stop29h 50m

£552

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Tue 23/9

22:00-10:55

2 stops30h 55m

Hanoi Noibai

Wed 15/10

17:55-20:15

2 stops32h 20m

£556

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 15/9

20:50-19:40

2 stops40h 50m

Hanoi Noibai

Mon 22/9

10:35-19:10

2 stops38h 35m

£586

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Fri 3/10

22:05-14:05

1 stop34h 00m

£317

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Thu 4/9

21:20-01:20

1 stop22h 00m

£322

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Tue 2/9

21:45-05:40

3 stops49h 55m

£334

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 11 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 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 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 return flight from Heathrow to Hanoi. Price data was last updated on 27 June 2025.

The best time to book flights from London Heathrow Airport to Hanoi is 55 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 London Heathrow Airport to Hanoi?

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Hanoi (average of £793). Flying from London Heathrow Airport 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 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 11 July 2025.

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Hanoi in the evening. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from London Heathrow Airport to Hanoi?

Use this chart to determine the cheapest time to fly return from Heathrow to Hanoi. Price data was last updated on 6 July 2025.

Travellers seeking maximum savings on their London Heathrow Airport to Hanoi flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 11 July 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Hanoi, such as China Southern, China Eastern, andAir China. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
China Southern
7.6
Good
103 reviews
Check prices

Overall

7.6

Boarding

8.0

Comfort

7.9

Food

7.4

Crew

8.3

Entertainment

7.6

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
China Southern
7.6
Good
103 reviews
China Southern
7.6
Good
103 reviews
Check prices

Overall

7.6

Boarding

8.0

Comfort

7.9

Food

7.4

Crew

8.3

Entertainment

7.6

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
China Eastern
7.2
Good
151 reviews
China Southern
7.6
Good
103 reviews
Check prices

Overall

7.6

Boarding

8.0

Comfort

7.9

Food

7.4

Crew

8.3

Entertainment

7.6

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
Air China
7.2
Good
89 reviews
China Southern
7.6
Good
103 reviews
Check prices

Overall

7.6

Boarding

8.0

Comfort

7.9

Food

7.4

Crew

8.3

Entertainment

7.6

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 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?

    If you book a flight to Hanoi from London Heathrow, you will be flying to Noibai, which is the city’s only airport. Hanoi Noibai (HAN) is located 14.2 mi from the center of Hanoi. There are 0 flights from London Heathrow to Noibai per day from 16 different airlines.

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

    Flying on China Eastern is currently your cheapest option to Hanoi, with prices starting at £533. Additional return tickets that might be worth considering are offered by Shenzhen Airlines and Air China, with the lowest prices starting at £537 and £556, respectively. China Eastern is 25% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as £317 on Shenzhen Airlines. Other airlines that offer cheap prices include China Eastern from £322 and Air China from £341 one-way.

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

    Looking at all options, your cheapest flight can be booked for £435. While the most popular route (London Heathrow - Hanoi Noibai) can be booked for £436 on average our data indicates £1,467 when flying from London Heathrow Airport to Hanoi.

  • Where are the most common stopover locations when flying from London Heathrow Airport to Hanoi?

    London Heathrow Airport to Hanoi flights have a stopover in Doha most of the time. Doha is followed by Guangzhou in terms of the most popular stopover location on flights from London Heathrow Airport to Hanoi.

  • What are some popular points of interest to see during a stopover in Guangzhou?

    Baima Clothing Wholesale Market, Yide Lu, and Guangzhou Zoo are the most popular attractions in Guangzhou if you're in need of something to do during your stopover. Baima Clothing Wholesale Market, Yide Lu, and Guangzhou Zoo are located about 17.3 mi, 19.5 mi, and 17.2 mi, respectively from Guangzhou Baiyun.

  • Where are the least popular stopover locations for London Heathrow Airport to Hanoi flights?

    Flights departing from London Heathrow Airport and landing in Hanoi stopover in Shenzhen least frequently.

  • 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 holiday 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, May is the cheapest month in which you can book a flight from London Heathrow Airport to Hanoi (average of £793). Flying from London Heathrow Airport 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Heathrow to Hanoi on these airlines

Choose from the following airlines for your flight from Heathrow to Hanoi. Flights are based on user searches made on Cheapflights and were last updated on 11 July 2025.
Vietnam Airlines flights from London Heathrow to Hanoi Noibai
Qatar Airways flights from London Heathrow to Hanoi Noibai
China Southern flights from London Heathrow to Hanoi Noibai

Top 10 airlines flying from Heathrow to Hanoi

Discover the top 10 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 858,174 searches. Data last updated 11 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Shenzhen AirlinesCheapest£389Average£456FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Air ChinaCheapest£399Average£455FlexibilityNo cancel feeOn-time67%
Search Air China flights
China SouthernCheapest£431Average£542FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£444Average£583FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Etihad AirwaysCheapest£515Average£584FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Singapore AirlinesCheapest£563Average£785FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Cathay PacificCheapest£566Average£706FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Air FranceCheapest£571Average£666FlexibilityNo cancel feeOn-time77%
Search Air France flights
Qatar AirwaysCheapest£601Average£695FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Vietnam AirlinesCheapest£605Average£763FlexibilityNo 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 Heathrow to Hanoi?

Cheapflights makes it easy to find Heathrow to Hanoi flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Hanoi by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Hanoi flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights