Cheapest return flights from London (LHR) to Bangkok (BKK)

Cheapest month: October 2026, from $ 550. Book in one tap, or open a month for every date.

All destinations from London (LHR)

One-wayReturn

  • October 2026

    24–27 Oct 3 nights
    $ 550 return Cheapest month
    Air China
    Price seen 11 Oct
    October dates

  • November 2026

    6 Nov – 30 Jul 2027 266 nights
    $ 787 return
    Royal Jordanian
    Price seen 11 Oct
    November dates

  • December 2026

    1 Dec – 31 May 2027 181 nights
    $ 682 return
    Shenzhen Airlines
    Price seen 11 Oct
    December dates

  • February 2027

    20 Feb – 20 Apr 2027 59 nights
    $ 681 return
    Oman Air
    Price seen 11 Oct
    February dates

  • March 2027

    10 Mar – 14 May 2027 65 nights
    $ 550 return
    Air China
    Price seen 11 Oct
    March dates

  • May 2027

    5 May – 16 Sep 2027 134 nights
    $ 898 return
    SWISS
    Price seen 11 Oct
    May dates

  • August 2027

    5–22 Aug 2027 17 nights
    $ 884 return
    Riyadh Air
    Price seen 11 Oct
    August dates

  • September 2027

    16–30 Sep 2027 14 nights
    $ 1,050 return
    Direct EVA Air
    Price seen 11 Oct
    September dates
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Updated Oct 12, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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