Cheap flights from London to Bangkok from £313

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 27/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BKK
26 Dec — 2 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London to Bangkok are usually found in May or September, booked 63 days in advance, depart on a Sunday or Wednesday and return on a Wednesday

Find flight deals from London to Bangkok

Enter your travel dates to find the best prices.

Cheapest flights from London to Bangkok
Explore the most affordable flight options available from London to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 November 2025.

Tue 2/1210:30LGW - BKK
2 stops21h 25mChina Eastern
Wed 3/1219:05BKK - LGW
1 stop18h 25mChina Eastern
Deal found 25/11£469
Wed 3/1217:15LHR - BKK
2 stops42h 00mChina Southern
Mon 2/318:55BKK - LHR
1 stop30h 40mChina Southern
Deal found 25/11£469
Tue 2/1210:30LGW - BKK
1 stop18h 50mMultiple Airlines
Mon 15/1220:50BKK - LGW
2 stops20h 45mMultiple Airlines
Deal found 25/11£470
Sun 7/1221:15LHR - BKK
1 stop29h 50mHainan Airlines
Sat 13/1219:10BKK - LHR
1 stop29h 45mHainan Airlines
Deal found 24/11£470
Mon 1/1207:00LGW - BKK
2 stops26h 40mMultiple Airlines
Mon 15/1219:30BKK - LGW
2 stops27h 05mMultiple Airlines
Deal found 24/11£471
Fri 5/1221:00LHR - BKK
1 stop38h 05mHainan Airlines
Sat 20/1219:10BKK - LHR
1 stop29h 45mHainan Airlines
Deal found 25/11£471
Mon 8/1210:45STN - BKK
3 stops32h 50mMultiple Airlines
Tue 16/1205:50BKK - STN
2 stops23h 50mMultiple Airlines
Deal found 24/11£471
Wed 26/1110:30LGW - BKK
1 stop31h 25mMultiple Airlines
Tue 9/1202:55BKK - LGW
2 stops25h 25mMultiple Airlines
Deal found 22/11£472
Fri 28/1121:00LHR - BKK
1 stop20h 55mChina Eastern
Mon 1/1213:35BKK - LHR
1 stop34h 55mChina Eastern
Deal found 23/11£472
Thu 4/1211:05LGW - BKK
1 stop31h 25mAir China
Sun 1/302:30BKK - LGW
1 stop35h 25mAir China
Deal found 25/11£472
Sat 29/1121:35LHR - BKK
1 stop36h 05mAir China
Wed 10/1219:30BKK - LHR
1 stop27h 25mAir China
Deal found 23/11£472
Mon 1/1210:30LGW - BKK
1 stop22h 25mMultiple Airlines
Thu 11/1212:25BKK - LGW
Nonstop12h 55mMultiple Airlines
Deal found 23/11£473

Cheap flight deals from London to Bangkok

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Bangkok (TH1). 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 26 November 2025.

Round-trip from

£469

One-way from

£313

Popular in

December

Cheapest in

May

Average price

£606
China Eastern
  • China Eastern
  • 16/1-29/1
  • 4 total stops
  • 41h 40m total
  • London to Bangkok
4/12
  • 4/12
  • 3 total stops
  • 26h 50m total
  • London to Bangkok
Highest demand for flights based on searches. 8% potential increase in price (£46 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Average for round-trip flights in November 2025

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Bangkok 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 26 November 2025.
Use the filters below to find and compare flights from London to Bangkok that are best for you.

Fly from

London

Fly to

Bangkok

Route

Depart

Return

Price

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Fri 16/1

10:30-19:20

2 stops25h 50m

Bangkok Don Mueang Intl

Mon 2/2

17:10-14:00

2 stops27h 50m

£471

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Sun 1/2

17:00-00:35

2 stops24h 35m

Bangkok Don Mueang Intl

Mon 16/2

07:15-06:30

2 stops30h 15m

£472

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

Tue 20/1

10:30-00:35

3 stops31h 05m

Bangkok Don Mueang Intl

Tue 3/2

17:25-14:00

2 stops27h 35m

£475

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 19/1

21:10-11:10

1 stop31h 00m

Bangkok Suvarnabhumi

Sat 28/2

12:10-19:10

1 stop38h 00m

£482

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Mon 9/3

21:10-02:15

1 stop22h 05m

Bangkok Suvarnabhumi

Sun 3/5

03:15-19:50

1 stop22h 35m

£482

LondonBangkok

STN - DMK

STNDMK

London Stansted

Mon 26/1

08:05-21:05

3 stops30h 00m

Bangkok Don Mueang Intl

Fri 6/2

16:35-23:10

3 stops37h 35m

£482

LondonBangkok

STN - DMK

STNDMK

London Stansted

Mon 19/1

07:25-02:30

3 stops36h 05m

Bangkok Don Mueang Intl

Tue 27/1

07:00-23:50

3 stops47h 50m

£494

LondonBangkok

STN - DMK

STNDMK

London Stansted

Thu 22/1

23:20-11:35

2 stops29h 15m

Bangkok Don Mueang Intl

Mon 2/2

17:25-15:45

3 stops29h 20m

£494

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Wed 11/2

21:10-02:15

1 stop22h 05m

Bangkok Suvarnabhumi

Thu 26/2

19:30-19:10

1 stop30h 40m

£539

LondonBangkok

LHR - BKK

LHRBKK

London Heathrow

Fri 16/1

20:55-23:20

1 stop19h 25m

Bangkok Suvarnabhumi

Mon 2/2

14:40-06:40

1 stop23h 00m

£562

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from London to Bangkok

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

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

Use this chart to determine the optimal time to book a return flight from London to Bangkok. Price data was last updated on 21 November 2025.

To ensure you get the cheapest price possible for a flight from London to Bangkok, you should look to book at least 62 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 to Bangkok?

Currently, December is the cheapest month in which you can book a flight from London to Bangkok (average of £366). Flying from London to Bangkok in July is currently the most expensive (average of £532). 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 LON to BKK?

Find hourly flight availability from London to Bangkok. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 November 2025.

One of the essential ways to save on airfare from London to Bangkok is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the afternoon could potentially save you up to 14% on airfare.

What is the cheapest day to fly from London to Bangkok?

Use this chart to determine the cheapest time to fly return from London to Bangkok. Price data was last updated on 16 December 2024.

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

Weekly flight availability from London to Bangkok

Explore weekly flight availability from London to Bangkok. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 26 November 2025.

The most flights from LON to TH1 are scheduled on a Tuesday (10 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (8 on average).

How much does it cost for a return flight from London to Bangkok?

How often are flights from London to Bangkok delayed?

About 18% of weekly flights between London and Bangkok have experienced delays in the past year, with the average delay time being 89 minutes.

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

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

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

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

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

Over the past year, Norse Atlantic Airways have had the lowest number of delays on this route, with no flights being classified as delayed.

Reviews of airlines servicing Bangkok

Get insights into the airlines that provide service to Bangkok. 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 Bangkok. Reviews last updated 26 November 2025.
Check out reviews from past customers who have flown with EVA Air, Thai Airways, andChina Eastern from London to Bangkok to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.

Related info for your journey

Find useful and relevant information for your journey from London to Bangkok. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from London to Bangkok?

    Airlines like Shenzhen Airlines, Etihad Airways, and ITA Airways fly from London to Bangkok in about 19h 25m. The time it takes to get you to your destination can typically vary by up to 13h 05m. The distance between London and Bangkok is about 5947 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Cheapflights users have booked flights from London to Bangkok round-trip from £280. Other airlines that can offer you cheap pricing are Turkmenistan Airlines, from £297, and Shenzhen Airlines, from £343. You may be able to fly from London to Bangkok for 57% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is Gulf Air, with whom users have recently found tickets for as low as £327. However, be on the lookout for offers from Norse Atlantic UK and ITA Airways, as they are both options that can get you from London to Bangkok for a low price.

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

  • What are the most reliable airlines from London to Bangkok?

    Consider EVA Air (85%), Thai Airways (82%) or Air Canada (78%) when booking your flight. These represent the most reliable airlines when flying from London to Bangkok.

  • What are the cheapest flights from London to Bangkok?

    While on average a flight from London to Bangkok is generally £2,471, our data shows the cheapest flight currently is £468. When looking at the most popular route, (London Heathrow - Bangkok Suvarnabhumi), you can expect to pay £361 for that flight.

  • Where are the most common stopover locations when flying from London to Bangkok?

  • What are some popular things to do or see while on a stopover in Shanghai?

    If you're on a stopover in Shanghai and looking for things to do, consider visiting People's Square, Shanghai Grand Theatre, or Jing'an Temple. People's Square, Shanghai Grand Theatre, and Jing'an Temple can be visited by traveling about 20.3 mi, 20.6 mi, and 22.0 mi respectively from Shanghai Pu Dong.

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

    If you're on a stopover in Abu Dhabi and looking for things to do, consider visiting Etihad Towers, Emirates Palace, or Emirates Park Zoo. Travellers on a stopover in Abu Dhabi can visit Etihad Towers, Emirates Palace, and Emirates Park Zoo, by travelling 20.8 mi, 21.1 mi, and 7.9 mi, respectively after landing at Abu Dhabi Zayed Intl. Those on a stopover in Abu Dhabi in need of a car hire can book one at Abu Dhabi Zayed Intl for about £22.

  • Where are the least popular stopover locations for London to Bangkok flights?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London to Bangkok 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 to Bangkok?

    Currently, December is the cheapest month in which you can book a flight from London to Bangkok (average of £366). Flying from London to Bangkok in July is currently the most expensive (average of £532). 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.

Alternative routes for London to Bangkok

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from London to Bangkok

Discover the top 10 airlines that operate flights from London to Bangkok. 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 26 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Hahn AirCheapest£280Average£644FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air flights
Turkmenistan AirlinesCheapest£297Average£568FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
SAUDIACheapest£345Average£551FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
Hainan AirlinesCheapest£386Average£440FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
A.P.G.Cheapest£477Average£607FlexibilityNo cancel feeOn-timeN/A
Search A.P.G. flights
Royal Brunei AirlinesCheapest£478Average£547FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
LufthansaCheapest£484Average£776FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapest£496Average£754FlexibilityNo cancel feeOn-time79%
Search SWISS flights
KLMCheapest£497Average£831FlexibilityNo cancel feeOn-time75%
Search KLM flights
Turkish AirlinesCheapest£498Average£641FlexibilityNo cancel feeOn-time77%
Search Turkish 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 London to Bangkok?

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

Cheapflights helps you find that perfect flight to Bangkok from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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

Yes! Start tracking prices for London to Bangkok flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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.