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Heathrow Airport to Suvarnabhumi Airport flight

Explore the cheapest one-way and round-trip flights from Heathrow Airport to Suvarnabhumi Airport over the next 90 days, with one-way fares from US$351 and round-trip from US$503. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        LHR 21:35
        11h 45m
        Direct
        BKK 15:20
        London - Bangkok | Sat, Oct 10 | EVA Air
        BKK 12:20
        13h
        Direct
        LHR 19:20
        Bangkok - London | Sat, Oct 17 | EVA Air
        US$1,045 US$1,452
        28% off
        28% off
        US$1,452 US$1,045
      • LHR 21:35
        11h 45m
        Direct
        BKK 15:20
        London - Bangkok | Sun, Oct 11 | EVA Air
        BKK 12:20
        13h
        Direct
        LHR 19:20
        Bangkok - London | Sat, Oct 17 | EVA Air
        US$1,045 US$1,452
        28% off
        28% off
        US$1,452 US$1,045
      • LHR 19:45
        31h 20m
        1 stop
        BKK 10:05
        London - Bangkok | Wed, Nov 11 | Hainan Airlines
        BKK 19:10
        28h 10m
        1 stop
        LHR 16:20
        Bangkok - London | Tue, Nov 17 | Hainan Airlines
        US$503 US$1,452
        65% off
        65% off
        US$1,452 US$503
      • LHR 19:45
        31h 20m
        1 stop
        BKK 10:05
        London - Bangkok | Wed, Nov 4 | Hainan Airlines
        BKK 19:10
        28h 10m
        1 stop
        LHR 16:20
        Bangkok - London | Tue, Nov 10 | Hainan Airlines
        US$503
        65% off
        US$1,452 US$503
      • LHR 22:40
        19h 30m
        1 stop
        BKK 00:10
        London - Bangkok | Thu, Sep 24 | Air China
        BKK 01:30
        24h 55m
        1 stop
        LHR 20:25
        Bangkok - London | Thu, Oct 1 | Air China
        US$516
        64% off
        US$1,452 US$516
      • LHR 22:00
        37h 5m
        1 stop
        BKK 17:05
        London - Bangkok | Tue, Sep 22 | Air China
        BKK 01:30
        22h 35m
        1 stop
        LGW 18:05
        Bangkok - London | Tue, Sep 29 | Air China
        US$516
        64% off
        US$1,452 US$516
      • LHR 22:00
        37h 5m
        1 stop
        BKK 17:05
        London - Bangkok | Tue, Sep 29 | Air China
        BKK 19:35
        28h 5m
        1 stop
        LHR 17:40
        Bangkok - London | Fri, Oct 2 | Air China
        US$516
        64% off
        US$1,452 US$516
      • LHR 17:45
        17h 20m
        1 stop
        BKK 18:05
        London - Bangkok | Wed, Oct 28 | Air China
        BKK 17:55
        32h 25m
        1 stop
        LHR 19:20
        Bangkok - London | Mon, Nov 2 | Air China
        US$519
        64% off
        US$1,452 US$519
      • LHR 20:25
        20h 45m
        1 stop
        BKK 00:10
        London - Bangkok | Tue, Nov 10 | Air China
        BKK 19:30
        17h 50m
        1 stop
        LGW 06:20
        Bangkok - London | Sun, Nov 15 | Air China
        US$519
        64% off
        US$1,452 US$519
      • LHR 17:45
        17h 20m
        1 stop
        BKK 18:05
        London - Bangkok | Thu, Oct 29 | Air China
        BKK 19:30
        17h 50m
        1 stop
        LGW 06:20
        Bangkok - London | Tue, Nov 3 | Air China
        US$522
        64% off
        US$1,452 US$522
      • LHR 17:45
        17h 20m
        1 stop
        BKK 18:05
        London - Bangkok | Tue, Oct 27 | Air China
        BKK 17:55
        32h 25m
        1 stop
        LHR 19:20
        Bangkok - London | Mon, Nov 2 | Air China
        US$522
        64% off
        US$1,452 US$522
      • LHR 22:40
        19h 30m
        1 stop
        BKK 00:10
        London - Bangkok | Tue, Oct 20 | Air China
        BKK 01:30
        21h 25m
        1 stop
        LHR 15:55
        Bangkok - London | Mon, Oct 26 | Air China
        US$522
        64% off
        US$1,452 US$522
      • LHR 21:30
        32h
        1 stop
        BKK 12:30
        London - Bangkok | Sat, Oct 31 | Air China
        BKK 19:30
        17h 50m
        1 stop
        LGW 06:20
        Bangkok - London | Thu, Nov 5 | Air China
        US$522
        64% off
        US$1,452 US$522
      • LHR 17:45
        21h 50m
        1 stop
        BKK 22:35
        London - Bangkok | Mon, Nov 16 | Air China
        BKK 19:30
        27h 25m
        1 stop
        LHR 15:55
        Bangkok - London | Mon, Nov 23 | Air China
        US$522
        64% off
        US$1,452 US$522
      • LON 13:00
        17h 25m
        1 stop
        BKK 14:00
        London - Bangkok | Sat, Sep 19 | Normal Airline
        BKK 15:00
        6h
        Direct
        LON 16:00
        Bangkok - London | Mon, Sep 21 | Normal Airline
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      • Cheapest nonstop
        LHR 21:35
        11h 25m
        Direct
        BKK 16:00
        London - Bangkok | Mon, Nov 9 | Thai Airways
        US$678 US$969
        30% off
        30% off
        US$969 US$678
      • LHR 21:20
        11h 40m
        Direct
        BKK 16:00
        London - Bangkok | Tue, Nov 10 | EVA Air
        US$697 US$969
        28% off
        28% off
        US$969 US$697
      • LHR 19:45
        31h 20m
        1 stop
        BKK 10:05
        London - Bangkok | Mon, Nov 9 | Hainan Airlines
        US$351 US$969
        64% off
        64% off
        US$969 US$351
      • LHR 22:10
        34h 30m
        1 stop
        BKK 14:40
        London - Bangkok | Fri, Oct 2 | China Southern Airlines
        US$360
        63% off
        US$969 US$360
      • LHR 22:40
        37h 40m
        1 stop
        BKK 18:20
        London - Bangkok | Sat, Sep 19 | Air China
        US$366
        62% off
        US$969 US$366
      • LHR 22:10
        32h 40m
        1 stop
        BKK 12:50
        London - Bangkok | Fri, Sep 25 | China Southern Airlines
        US$369
        62% off
        US$969 US$369
      • LHR 22:00
        30h
        1 stop
        BKK 10:00
        London - Bangkok | Mon, Sep 21 | Hainan Airlines
        US$371
        62% off
        US$969 US$371
      • LHR 19:45
        31h 20m
        1 stop
        BKK 10:05
        London - Bangkok | Mon, Nov 16 | Hainan Airlines
        US$372
        62% off
        US$969 US$372
      • LHR 22:00
        30h
        1 stop
        BKK 10:00
        London - Bangkok | Mon, Sep 28 | Hainan Airlines
        US$372
        62% off
        US$969 US$372
      • LHR 22:10
        34h 30m
        1 stop
        BKK 14:40
        London - Bangkok | Fri, Sep 18 | China Southern Airlines
        US$372
        62% off
        US$969 US$372
      • LHR 22:10
        32h 40m
        1 stop
        BKK 12:50
        London - Bangkok | Sat, Sep 26 | China Southern Airlines
        US$377
        61% off
        US$969 US$377
      • LHR 22:40
        37h 40m
        1 stop
        BKK 18:20
        London - Bangkok | Thu, Sep 24 | Air China
        US$377
        61% off
        US$969 US$377
      • LHR 22:40
        19h 30m
        1 stop
        BKK 00:10
        London - Bangkok | Fri, Sep 18 | Air China
        US$378
        61% off
        US$969 US$378
      • LHR 22:40
        37h 40m
        1 stop
        BKK 18:20
        London - Bangkok | Mon, Sep 21 | Air China
        US$379
        61% off
        US$969 US$379
      • LON 13:00
        17h 25m
        1 stop
        BKK 14:00
        London - Bangkok | Sat, Sep 19 | Normal Airline
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Displayed flight fares from Heathrow Airport to Suvarnabhumi Airport are based on average prices across airlines for the next 3 months according to the latest Trip.com data.

Trip.com Price Insights: Flights from Heathrow Airport to Suvarnabhumi Airport

What is the cheapest month to fly from Heathrow Airport to Suvarnabhumi Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from Heathrow Airport to Suvarnabhumi Airport for each month in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest one-way flights from Heathrow Airport to Suvarnabhumi Airport are usually in January, with an average price of US$418. It is best to avoid July, when the average price can reach US$634.

US$634
US$526
US$418
US$310
    Cheapest
  • US$533
    Sep
  • US$473
    Oct
  • US$457
    Nov
  • US$477
    Dec
  • US$418
    Jan
  • US$455
    Feb
  • US$445
    Mar
  • US$436
    Apr
  • US$455
    May
  • US$462
    Jun
  • US$634
    Jul
  • US$490
    Aug

What is the cheapest month to fly return from Heathrow Airport to Suvarnabhumi Airport?

The data is based on the past 12 months and shows the average monthly return fares from Heathrow Airport to Suvarnabhumi Airport in the Trip.com database.

Based on Trip.com's data from the past 12 months, January is often the month to find the lowest fares from Heathrow Airport to Suvarnabhumi Airport, with an average price of US$602. July is usually the most expensive month, with an average price reaching US$916.

US$916
US$759
US$602
US$445
    Cheapest
  • US$839
    Sep
  • US$736
    Oct
  • US$660
    Nov
  • US$795
    Dec
  • US$602
    Jan
  • US$714
    Feb
  • US$644
    Mar
  • US$624
    Apr
  • US$656
    May
  • US$737
    Jun
  • US$916
    Jul
  • US$849
    Aug

What is the cheapest day of the week to fly from Heathrow Airport to Suvarnabhumi Airport?

The data is based on the past 12 months and shows the average ticket prices from Heathrow Airport to Suvarnabhumi Airport for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure day from Heathrow Airport to Suvarnabhumi Airport is Sunday, with average prices usually lower than other days. Avoid departing on Friday as prices are typically highest on that day.

US$799
US$765
US$731
US$697
    Cheapest
  • US$732
    Mon
  • US$738
    Tue
  • US$752
    Wed
  • US$756
    Thu
  • US$799
    Fri
  • US$773
    Sat
  • US$731
    Sun

Which airline offers the cheapest flights from Heathrow Airport to Suvarnabhumi Airport?

The cheapest airline flying from Heathrow Airport to Suvarnabhumi Airport is Hainan Airlines (from US$356) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Hainan Airlines
From US$356
China Southern Airlines
From US$356
Air China
From US$360
Shenzhen Airlines
From US$371
Xiamen Airlines
From US$378
Lufthansa
From US$382
Austrian Airlines
From US$406
Oman Air
From US$409
Aer Lingus
From US$411
Riyadh Air
From US$414

Find more flights and airlines

What is the flight schedule from Heathrow Airport to Suvarnabhumi Airport?

Check the schedule for flights from London to Bangkok and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. ZH888

    Heathrow Airport

    21:10

    LHR

    12h 10m

    Direct

    17:20

    SZX

    S M T W T F S
    Search

  2. ZH305

    Shenzhen Bao'an International Airport

    23:55

    SZX

    3h 20m

    Direct

    02:15

    BKK

    S M T W T F S

  3. CZ304

    Heathrow Airport

    22:00

    LHR

    12h

    Direct

    18:00

    CAN

    S M T W T F S
    Search

  4. CZ357

    Guangzhou Baiyun International Airport

    08:15

    CAN

    3h 5m

    Direct

    10:20

    BKK

    S M T W T F S

  5. ZH888

    Heathrow Airport

    21:10

    LHR

    12h 10m

    Direct

    17:20

    SZX

    S M T W T F S
    Search

  6. ZH309

    Shenzhen Bao'an International Airport

    09:10

    SZX

    3h

    Direct

    11:10

    BKK

    S M T W T F S

  7. HU7912

    Heathrow Airport

    22:00

    LHR

    11h 30m

    Direct

    16:30

    HAK

    - - T - - - -
    Search

  8. HU7939

    Haikou Meilan International Airport

    08:30

    HAK

    2h 30m

    Direct

    10:00

    BKK

    S M T W T F S

  9. CZ304

    Heathrow Airport

    22:00

    LHR

    12h

    Direct

    18:00

    CAN

    S M T W T F S
    Search

  10. CZ8023

    Guangzhou Baiyun International Airport

    14:50

    CAN

    3h

    Direct

    16:50

    BKK

    S M T W T F S

  11. ZH888

    Heathrow Airport

    21:10

    LHR

    12h 10m

    Direct

    17:20

    SZX

    S M T W T F S
    Search

  12. ZH307

    Shenzhen Bao'an International Airport

    15:55

    SZX

    3h 20m

    Direct

    18:15

    BKK

    S M T W T F S

  13. CA424

    Heathrow Airport

    22:00

    LHR

    10h 40m

    Direct

    15:40

    TFU

    - M - W - F -
    Search

  14. CA471

    Chengdu Tianfu International Airport

    14:50

    TFU

    3h 15m

    Direct

    17:05

    BKK

    S M T W T F S
Find more flights and airlines

About Heathrow Airport and Suvarnabhumi Airport

Learn about Heathrow Airport (LHR) and Suvarnabhumi Airport (BKK) — including location, terminals, transportation, and travel tips.

Flight distance9,587.48km
Cheapest one-way ticket priceUS$351
Cheapest return ticket priceUS$503

FAQs for Heathrow Airport to Suvarnabhumi Airport Flights

  • How long is the flight from Heathrow Airport to Suvarnabhumi Airport?

    Heathrow Airport to Suvarnabhumi Airport takes about 11 hours 16 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 4 daily flights from Heathrow Airport (LHR) to Suvarnabhumi Airport (BKK).
  • The earliest flight from Heathrow Airport to Suvarnabhumi Airport departs at 12:30, and the last departs at 21:35, with about 9 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Heathrow Airport (LHR) to Suvarnabhumi Airport (BKK) is quite popular. Without considering departure times or holidays, tickets cost around US$1,134 in December, the most expensive month to book this route.
    • The distance from Suvarnabhumi Airport to downtown is about 24km, by taxi about 40 minutes.
    • The distance from Don Mueang International Airport to downtown is about 22km, by taxi about 40 minutes.
  • EVA Air is a very popular airline operating an average of 10028 flights per month.
  • One-way flights from Heathrow Airport to Suvarnabhumi Airport currently start from US$351, and round-trip fares start from US$503. The current lowest fare is a Hainan Airlines flight departing on Mon, Nov 9; prices may vary depending on availability.
  • Yes. Thai Airways, Air Canada, EVA Air and TAP Air Portugal operate direct flights from Heathrow Airport to Suvarnabhumi Airport, with an average flight time of 17 hours 6 minutes, and around 13 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Heathrow Airport to Suvarnabhumi Airport is US$587. Prices may vary depending on the departure date, airline, and availability.
  • Heathrow Airport to Suvarnabhumi Airport operates around 14 weekly flights, mainly by Thai Airways and EVA Air. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Heathrow Airport and Suvarnabhumi Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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