Cheap flights from London to Bangkok from £311

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 28/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BKK
27 déc. — 3 janv.1
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 Saturday

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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 27 novembre 2025.

sam. 29/1110:30LGW - BKK
1 stop28h 55mChina Eastern
mer. 3/1219:05BKK - LGW
1 stop18h 25mChina Eastern
Deal found 26/11£467
mer. 3/1217:15LHR - BKK
2 stops42h 00mChina Southern
lun. 2/318:55BKK - LHR
1 stop30h 40mChina Southern
Deal found 25/11£467
mar. 2/1210:30LGW - BKK
1 stop18h 50mMultiple Airlines
lun. 15/1220:50BKK - LGW
2 stops20h 45mMultiple Airlines
Deal found 25/11£468
sam. 29/1121:00LHR - BKK
1 stop20h 55mChina Eastern
lun. 1/1213:35BKK - LHR
1 stop34h 55mChina Eastern
Deal found 26/11£468
dim. 7/1206:25STN - BKK
3 stops33h 10mMultiple Airlines
lun. 22/1213:35BKK - STN
2 stops32h 50mMultiple Airlines
Deal found 26/11£468
lun. 1/1207:00LGW - BKK
2 stops26h 40mMultiple Airlines
lun. 15/1219:30BKK - LGW
2 stops27h 05mMultiple Airlines
Deal found 24/11£469
ven. 5/1221:00LHR - BKK
1 stop38h 05mHainan Airlines
sam. 20/1219:10BKK - LHR
1 stop29h 45mHainan Airlines
Deal found 25/11£469
lun. 8/1210:45STN - BKK
3 stops32h 50mMultiple Airlines
mar. 16/1205:50BKK - STN
2 stops23h 50mMultiple Airlines
Deal found 24/11£469
jeu. 27/1111:05LGW - BKK
1 stop31h 25mMultiple Airlines
lun. 8/1214:40BKK - LGW
2 stops30h 40mMultiple Airlines
Deal found 25/11£470
jeu. 4/1211:05LGW - BKK
1 stop31h 25mAir China
mer. 17/1202:30BKK - LGW
1 stop35h 25mAir China
Deal found 25/11£470
lun. 1/1208:25LHR - BKK
1 stop15h 20mMultiple Airlines
mer. 10/1208:55BKK - LHR
1 stop16h 15mMultiple Airlines
Deal found 25/11£470
jeu. 27/1111:05LGW - BKK
1 stop31h 25mMultiple Airlines
ven. 12/1215:05BKK - LGW
2 stops29h 55mMultiple Airlines
Deal found 26/11£471

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 27 novembre 2025.

Round-trip from

£467

One-way from

£311

Popular in

December

Cheapest in

May

Average price

£604
China Eastern
  • China Eastern
  • 11/4-1/5
  • 2 total stops
  • 52h 35m total
  • London to Bangkok
28/3
  • 28/3
  • 3 total stops
  • 31h 30m 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 27 novembre 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

LHR - BKK

LHRBKK

London Heathrow

dim. 18/1

21:10-11:10

1 stop31h 00m

Bangkok Suvarnabhumi

dim. 1/3

19:30-19:10

1 stop30h 40m

£480

LondonBangkok

STN - DMK

STNDMK

London Stansted

lun. 26/1

08:05-21:05

3 stops30h 00m

Bangkok Don Mueang Intl

ven. 6/2

16:35-23:10

3 stops37h 35m

£480

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

dim. 11/1

10:30-19:00

3 stops25h 30m

Bangkok Don Mueang Intl

jeu. 22/1

12:35-06:30

2 stops24h 55m

£490

LondonBangkok

LGW - DMK

LGWDMK

London Gatwick

ven. 30/1

10:30-21:30

2 stops28h 00m

Bangkok Don Mueang Intl

mer. 11/2

07:45-06:30

2 stops29h 45m

£491

LondonBangkok

STN - DMK

STNDMK

London Stansted

mer. 14/1

05:55-01:35

3 stops36h 40m

Bangkok Don Mueang Intl

mer. 28/1

17:25-22:15

3 stops35h 50m

£496

LondonBangkok

SEN - BKK

SENBKK

London Southend

dim. 18/1

11:55-16:00

3 stops45h 05m

Bangkok Suvarnabhumi

dim. 25/1

22:05-14:50

2 stops23h 45m

£497

LondonBangkok

STN - DMK

STNDMK

London Stansted

sam. 24/1

15:30-02:30

3 stops28h 00m

Bangkok Don Mueang Intl

ven. 13/2

17:15-23:10

3 stops36h 55m

£497

LondonBangkok

LGW - BKK

LGWBKK

London Gatwick

jeu. 26/2

08:40-12:15

1 stop20h 35m

Bangkok Suvarnabhumi

mar. 17/3

09:05-05:55

1 stop27h 50m

£563

LondonBangkok

LCY - BKK

LCYBKK

London City

lun. 2/3

16:40-08:10

2 stops32h 30m

Bangkok Suvarnabhumi

ven. 13/3

12:15-10:55

1 stop29h 40m

£569

LondonBangkok

LCY - BKK

LCYBKK

London City

lun. 2/3

13:15-08:10

2 stops35h 55m

Bangkok Suvarnabhumi

jeu. 12/3

12:15-10:55

1 stop29h 40m

£569

Flights are sorted by cheapest return flights first.

Deals found on 26/11

Showing 1-10 of 60 results
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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 £364). Flying from London to Bangkok in July is currently the most expensive (average of £530). 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 27 novembre 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 27 novembre 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 27 novembre 2025.
Check out reviews from past customers who have flown with EVA Air, Thai Airways, andSAUDIA 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.

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Crew

8.6

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.

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Crew

8.6

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.

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Crew

8.6

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.

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Crew

8.6

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.

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Crew

8.6

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.

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Crew

8.6

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, Qatar Airways, and ITA Airways fly from London to Bangkok in about 20h 35m. The time it takes to get you to your destination can typically vary by up to 11h 55m. The distance between London and Bangkok is about 5942 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 £279. Other airlines that can offer you cheap pricing are Turkmenistan Airlines, from £296, and Shenzhen Airlines, from £342. 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 £326. 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 £2,394, our data shows the cheapest flight currently is £471. When looking at the most popular route, (London Heathrow - Bangkok Suvarnabhumi), you can expect to pay £359 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 Dianchun Hall, or Shanghai Grand Theatre. People's Square, Shanghai Dianchun Hall, and Shanghai Grand Theatre can be visited by traveling about 20.3 mi, 19.4 mi, and 20.6 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 £364). Flying from London to Bangkok in July is currently the most expensive (average of £530). 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

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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 27 novembre 2025.
AirlineCheapestAverageFlexibilityOn-time
Hahn AirCheapest£279Average£641FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air flights
Turkmenistan AirlinesCheapest£296Average£566FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
SAUDIACheapest£344Average£549FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
Hainan AirlinesCheapest£385Average£438FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
A.P.G.Cheapest£475Average£604FlexibilityNo cancel feeOn-timeN/A
Search A.P.G. flights
Royal Brunei AirlinesCheapest£476Average£545FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
LufthansaCheapest£482Average£773FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapest£494Average£751FlexibilityNo cancel feeOn-time79%
Search SWISS flights
KLMCheapest£494Average£827FlexibilityNo cancel feeOn-time75%
Search KLM flights
Turkish AirlinesCheapest£496Average£638FlexibilityNo 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.

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