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Cheap flights from Hanoi to London from £205

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 19/1. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — LON
8 Feb — 15 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hanoi Noibai to London are usually found in October or March, booked 72 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap 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 9 January 2026.

Round-trip from

£444

One-way from

£205

Popular in

May

Cheapest in

October

Average price

£659

Good one-way deal

£366 or less
China Southern
  • China Southern
  • 27/3-8/4
  • 3 total stops
  • 53h 45m total
  • Hanoi to London
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19/1
  • 19/1
  • 2 total stops
  • 47h 30m total
  • Hanoi to London
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Highest demand for flights based on searches. 12% potential increase in price (£71 potential increase over avg. return price).
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Cheapest flight prices on average. 6% potential price decrease (£31 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Price to beat on a one-way flight from Hanoi Noibai to London (LON).
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Find 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 9 January 2026.

Fri 27/308:15HAN - LHR
1 stop17h 20mChina Southern
Wed 8/419:15LHR - HAN
2 stops36h 25mChina Southern
Deal found 8/1£444
Thu 22/116:10HAN - LHR
2 stops32h 45mChina Southern
Mon 26/122:00LHR - HAN
1 stop18h 15mChina Southern
Deal found 5/1£453
Sat 21/315:45HAN - LHR
2 stops29h 15mChina Southern
Wed 3/622:10LHR - HAN
1 stop34h 35mChina Southern
Deal found 7/1£459
Thu 22/123:15HAN - LHR
2 stops25h 20mMultiple Airlines
Sun 25/121:00LHR - HAN
1 stop21h 45mMultiple Airlines
Deal found 7/1£472
Wed 11/208:50HAN - LTN
1 stop21h 20mMultiple Airlines
Sun 22/214:30LTN - HAN
2 stops39h 40mMultiple Airlines
Deal found 7/1£476
Sun 29/316:45HAN - LGW
2 stops55h 45mChina Southern
Fri 5/612:00LGW - HAN
1 stop29h 15mChina Southern
Deal found 8/1£478
Wed 18/320:20HAN - LHR
2 stops29h 15mChina Southern
Wed 3/622:10LHR - HAN
1 stop36h 45mChina Southern
Deal found 8/1£478
Thu 19/316:10HAN - LGW
2 stops56h 10mChina Southern
Mon 1/612:00LGW - HAN
1 stop16h 45mChina Southern
Deal found 7/1£480
Tue 17/323:15HAN - LHR
1 stop24h 05mMultiple Airlines
Fri 5/622:10LHR - HAN
1 stop19h 05mMultiple Airlines
Deal found 7/1£483
Wed 18/318:15HAN - LGW
1 stop19h 40mMultiple Airlines
Wed 3/618:25LGW - HAN
1 stop24h 55mMultiple Airlines
Deal found 8/1£485
Tue 31/308:15HAN - LHR
2 stops38h 00mChina Southern
Wed 3/622:10LHR - HAN
1 stop19h 05mChina Southern
Deal found 8/1£486
Sun 8/202:45HAN - LGW
1 stop18h 15mMultiple Airlines
Mon 23/207:30LGW - HAN
2 stops22h 40mMultiple Airlines
Deal found 7/1£486

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 9 January 2026.
Use the filters below to find and compare flights from Hanoi to London that are best for you.

Fly from

Hanoi

Fly to

London

Route

Depart

Return

Price

HanoiLondon

HAN - LTN

HANLTN

Hanoi Noibai

Wed 11/2

08:50-23:10

1 stop21h 20m

London Luton

Sun 22/2

14:30-13:10

2 stops39h 40m

£476

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Sun 29/3

16:45-18:30

2 stops55h 45m

London Gatwick

Mon 1/6

12:00-10:45

1 stop16h 45m

£478

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Tue 17/3

18:15-06:55

1 stop19h 40m

London Gatwick

Wed 3/6

18:25-01:20

1 stop24h 55m

£506

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Thu 19/3

18:15-06:55

1 stop19h 40m

London Gatwick

Wed 3/6

11:35-01:20

1 stop31h 45m

£506

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Sat 28/3

02:20-15:00

1 stop19h 40m

London Gatwick

Wed 3/6

11:35-16:30

2 stops22h 55m

£512

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Sat 28/3

02:10-19:00

1 stop23h 50m

London Heathrow

Fri 5/6

22:05-01:10

1 stop21h 05m

£526

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Tue 17/3

19:40-19:10

1 stop30h 30m

London Heathrow

Fri 5/6

22:05-09:40

1 stop29h 35m

£526

HanoiLondon

HAN - LTN

HANLTN

Hanoi Noibai

Thu 5/2

20:40-20:10

2 stops30h 30m

London Luton

Thu 12/2

20:00-13:10

3 stops34h 10m

£527

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Thu 2/4

12:20-06:35

2 stops24h 15m

London Gatwick

Thu 4/6

11:35-16:30

2 stops22h 55m

£529

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Fri 13/3

02:10-19:10

1 stop24h 00m

London Heathrow

Wed 10/6

22:05-01:10

1 stop21h 05m

£530

Flights are sorted by cheapest return flights first.

Deals found on 6/1

Showing 1-10 of 60 results
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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 2 January 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 £289). Flying from Hanoi to London in January is currently the most expensive (average of £1,003). 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 9 January 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 34% 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 £514.

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 38m.

How often are flights from Hanoi to London delayed?

About 23% of weekly flights between Hanoi and London have experienced delays in the past year, with the average delay time being 115 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 23% 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 9 January 2026.
Get a feel of what it's like to fly with Vietnam Airlines, China Southern, andQatar 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
7.6
Good
218 reviews
Check prices

Overall

7.6

Boarding

7.6

Entertainment

6.3

Crew

8.1

Food

6.8

Comfort

7.6

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
Vietnam Airlines
7.6
Good
218 reviews
Vietnam Airlines
7.6
Good
218 reviews
Check prices

Overall

7.6

Boarding

7.6

Entertainment

6.3

Crew

8.1

Food

6.8

Comfort

7.6

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
China Southern
7.5
Good
126 reviews
Vietnam Airlines
7.6
Good
218 reviews
Check prices

Overall

7.6

Boarding

7.6

Entertainment

6.3

Crew

8.1

Food

6.8

Comfort

7.6

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
Qatar Airways
7.4
Good
3,702 reviews
Vietnam Airlines
7.6
Good
218 reviews
Check prices

Overall

7.6

Boarding

7.6

Entertainment

6.3

Crew

8.1

Food

6.8

Comfort

7.6

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
1,361 reviews
Vietnam Airlines
7.6
Good
218 reviews
Check prices

Overall

7.6

Boarding

7.6

Entertainment

6.3

Crew

8.1

Food

6.8

Comfort

7.6

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
187 reviews
Vietnam Airlines
7.6
Good
218 reviews
Check prices

Overall

7.6

Boarding

7.6

Entertainment

6.3

Crew

8.1

Food

6.8

Comfort

7.6

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 £512, China Southern can have you in London from Hanoi in 19h 40m. The distance from Hanoi to London is about 5735 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 £289 on this airline. Additional options worth looking into are Qatar Airways and Vietnam Airlines, starting at £648 and £780 round-trip. You may be able to fly from Hanoi to London for 57% 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 £133 on Etihad Airways. Other airlines that offer cheap prices include China Eastern from £140 and China Southern from £162 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 £370, our data shows the cheapest flight currently is £259. When looking at the most popular route, (Hanoi Noibai - London Heathrow), you can expect to pay £472 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 £289). Flying from Hanoi to London in January is currently the most expensive (average of £1,003). 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 London?

Book flights to London if you plan to visit one of these locations
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Gatwick
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Browse thousands of different options on Cheapflights for your next trip

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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 9 January 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£289Average£496FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Qatar AirwaysCheapest£648Average£749FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Vietnam AirlinesCheapest£780Average£918FlexibilityNo 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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