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Cheap flights from Hanoi to London from £232

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — LON
1 Apr — 8 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hanoi Noibai to London are usually found in October or June, booked 72 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Hanoi to London

Enter your travel dates to find the best prices.

Cheapest flights from Hanoi to London
Explore the most affordable flight options available from Hanoi to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 March 2026.

Wed 23/909:00
HAN
-
LGW
2 stops28h 30m
Multiple Airlines
Mon 30/1109:25
LGW
-
HAN
2 stops21h 55m
Multiple Airlines
Deal found 28/2£323
Wed 30/909:00
HAN
-
LGW
2 stops28h 30m
Multiple Airlines
Wed 2/1209:25
LGW
-
HAN
2 stops21h 55m
Multiple Airlines
Deal found 28/2£344
Mon 12/1009:00
HAN
-
LGW
1 stop28h 20m
Multiple Airlines
Sun 25/1009:25
LGW
-
HAN
1 stop21h 55m
Multiple Airlines
Deal found 27/2£409
Thu 10/909:00
HAN
-
LGW
2 stops28h 05m
Multiple Airlines
Thu 29/1009:25
LGW
-
HAN
2 stops21h 55m
Multiple Airlines
Deal found 2/3£428
Mon 7/914:50
HAN
-
LGW
2 stops22h 30m
Multiple Airlines
Sat 31/1009:25
LGW
-
HAN
2 stops21h 55m
Multiple Airlines
Deal found 28/2£430
Thu 1/1014:50
HAN
-
LGW
2 stops22h 15m
Multiple Airlines
Fri 4/1209:25
LGW
-
HAN
2 stops21h 55m
Multiple Airlines
Deal found 28/2£431
Mon 28/909:00
HAN
-
LGW
2 stops28h 20m
Multiple Airlines
Mon 30/1117:00
LGW
-
HAN
1 stop25h 45m
Multiple Airlines
Deal found 28/2£435
Wed 25/311:45
HAN
-
LHR
1 stop37h 50m
China Southern
Wed 15/419:15
LHR
-
HAN
2 stops36h 25m
China Southern
Deal found 1/3£440
Thu 17/909:00
HAN
-
LGW
2 stops28h 05m
Multiple Airlines
Wed 18/1109:25
LGW
-
HAN
2 stops21h 55m
Multiple Airlines
Deal found 1/3£440
Wed 1/411:05
HAN
-
LHR
1 stop38h 15m
China Southern
Wed 8/419:15
LHR
-
HAN
2 stops36h 25m
China Southern
Deal found 28/2£440
Thu 17/909:00
HAN
-
LGW
2 stops28h 05m
Multiple Airlines
Thu 19/1109:25
LGW
-
HAN
2 stops21h 55m
Multiple Airlines
Deal found 1/3£440
Thu 2/421:10
HAN
-
LHR
2 stops26h 55m
China Southern
Thu 9/422:10
LHR
-
HAN
1 stop18h 50m
China Southern
Deal found 27/2£455

Find flight deals from Hanoi to London

Discover tips and strategies to find the most affordable flight options for your journey from Hanoi (HAN) to London (LON). 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 2 March 2026.

Round-trip from

£440

One-way from

£232

Popular in

May

Cheapest in

October

Average price

£804

Good round-trip deal

£998 or less

Good one-way deal

£360 or less
China Southern
  • China Southern
  • 25/3-15/4
  • 3 total stops
  • 74h 15m total
  • Hanoi to London
Search Deals
Air China
  • Air China
  • 9/3
  • 1 total stop
  • 35h 35m total
  • Hanoi to London
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£39 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Hanoi Noibai to London (LON).
Search Deals
Price to beat on a one-way flight from Hanoi Noibai to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hanoi to London 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 2 March 2026.
Use the filters below to find and compare flights from Hanoi to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Thu 2/4

15:45-06:30

1 stop20h 45m

London Gatwick

Thu 16/4

11:35-16:30

2 stops22h 55m

£498

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Tue 31/3

02:35-15:00

2 stops42h 25m

London Gatwick

Sun 12/4

11:35-01:35

2 stops56h 00m

£538

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Mon 30/3

08:15-19:20

1 stop17h 05m

London Heathrow

Sun 12/4

22:10-23:15

1 stop19h 05m

£561

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Sun 29/3

17:30-15:00

3 stops51h 30m

London Gatwick

Sun 5/4

19:00-01:35

2 stops48h 35m

£572

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Thu 2/4

17:30-15:10

2 stops27h 40m

London Gatwick

Sun 12/4

11:35-16:30

3 stops46h 55m

£597

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Thu 2/4

17:30-15:10

2 stops27h 40m

London Gatwick

Tue 14/4

11:35-16:30

3 stops46h 55m

£597

HanoiLondon

HAN - LTN

HANLTN

Hanoi Noibai

Thu 2/4

19:35-23:15

2 stops33h 40m

London Luton

Sun 12/4

15:35-17:45

2 stops20h 10m

£622

HanoiLondon

HAN - LTN

HANLTN

Hanoi Noibai

Sun 15/3

15:10-16:55

2 stops32h 45m

London Luton

Wed 18/3

06:50-17:45

2 stops27h 55m

£624

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Thu 2/4

17:30-18:40

3 stops55h 10m

London Heathrow

Tue 14/4

21:20-01:35

2 stops46h 15m

£632

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Sat 6/6

08:25-15:05

1 stop36h 40m

London Heathrow

Sat 13/6

14:45-18:45

1 stop22h 00m

£645

Flights are sorted by cheapest return flights first.

Deals found on 1/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Hanoi to London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

Use this chart to determine the optimal time to book a return flight from Hanoi to London. Price data was last updated on 27 February 2026.

The price you pay for your flight from Hanoi to London may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Hanoi to London?

Currently, October is the cheapest month in which you can book a flight from Hanoi to London (average of £288). Flying from Hanoi to London in September is currently the most expensive (average of £762). 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 LON?

Find hourly flight availability from Hanoi to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 March 2026.

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

What’s the top stopover airport for flights from Hanoi to London?

Share of one-stop return flights from Hanoi to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Doha (DOH) – chosen by Cheapflights users on 29% of one-stop itineraries from Hanoi to London on Cheapflights.

What’s the cheapest stopover airport for flights from Hanoi to London?

Average return fare for one-stop flights from Hanoi to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Guangzhou (CAN) is the most affordable one-stop option, with an average return flight price of £520.

What’s the fastest stopover option from Hanoi to London?

Shortest average travel time for one-stop one-way flights from Hanoi to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Bangkok (BKK) have the shortest average one-way travel time for one-stop routes: 16h 30m.

Which airport typically offers the quickest stopover for flights from Hanoi to London?

Average stopover duration for one-stop one-way flights from Hanoi to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Abu Dhabi (AUH) offer the fastest connection on this route, with an average stopover time of 1h 34m.

How often are flights from Hanoi to London delayed?

About 25% of weekly flights between Hanoi and London have experienced delays in the past year, with the average delay time being 119 minutes.

What is the most punctual flight time for Hanoi to London flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Hanoi to London flights?

Over the past year, Vietnam Airlines have had the lowest number of delays on this route, with just 25% of flights being delayed.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 2 March 2026.
Get a feel of what it's like to fly with Vietnam Airlines, China Southern, andEtihad Airways from Hanoi to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vietnam Airlines
7.7
Good
236 reviews
Check prices

Overall

7.7

Comfort

7.6

Entertainment

6.3

Crew

8.2

Food

6.8

Boarding

7.7

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
236 reviews
Vietnam Airlines
7.7
Good
236 reviews
Check prices

Overall

7.7

Comfort

7.6

Entertainment

6.3

Crew

8.2

Food

6.8

Boarding

7.7

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
140 reviews
Vietnam Airlines
7.7
Good
236 reviews
Check prices

Overall

7.7

Comfort

7.6

Entertainment

6.3

Crew

8.2

Food

6.8

Boarding

7.7

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
Etihad Airways
7.3
Good
1,424 reviews
Vietnam Airlines
7.7
Good
236 reviews
Check prices

Overall

7.7

Comfort

7.6

Entertainment

6.3

Crew

8.2

Food

6.8

Boarding

7.7

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
China Eastern
7.2
Good
196 reviews
Vietnam Airlines
7.7
Good
236 reviews
Check prices

Overall

7.7

Comfort

7.6

Entertainment

6.3

Crew

8.2

Food

6.8

Boarding

7.7

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 Hanoi to London. 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?

    Located just 14.2 mi from the city center, Hanoi Noibai is the airport most travelers will use when flying to London from Hanoi. Booking flights from Noibai (HAN) to London should be relatively easy as there is 1 daily outbound flight to London from 3 different airlines.

  • How long is the flight from Hanoi to London?

    For as low as £561, China Eastern can have you in London from Hanoi in 17h 05m. The distance from Hanoi to London is about 5736 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from Hanoi to London is China Southern. Our recent data shows that you can find tickets from as low as £288 on this airline. Additional options worth looking into are Qatar Airways and Vietnam Airlines, starting at £632 and £778 round-trip. You may be able to fly from Hanoi to London for 56% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as £135 on Etihad Airways. Other airlines that offer cheap prices include China Eastern from £140 and China Southern from £163 one-way.

  • What are the most popular routes from Hanoi to London?

    The most popular route from Hanoi to London is Hanoi Noibai - London Heathrow. You may also consider Hanoi Noibai - London Gatwick or Hanoi Noibai - London Stansted.

  • What are the cheapest flights from Hanoi to London?

    While on average a flight from Hanoi to London is generally £1,126, our data shows the cheapest flight currently is £334. When looking at the most popular route, (Hanoi Noibai - London Heathrow), you can expect to pay £480 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hanoi to London 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?

    Currently, October is the cheapest month in which you can book a flight from Hanoi to London (average of £288). Flying from Hanoi to London in September is currently the most expensive (average of £762). 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

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Top 3 airlines flying from Hanoi to London

Discover the top 3 airlines that operate flights from Hanoi to London. 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 2 March 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£288Average£494FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Qatar AirwaysCheapest£632Average£746FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Vietnam AirlinesCheapest£778Average£912FlexibilityNo 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 Hanoi to London?

Cheapflights makes it easy to find Hanoi to London 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 Hanoi to London?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Hanoi to London.

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

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

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

Not ready to book yet? You can track prices for flights from Hanoi to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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