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Leisure travellers must have a return or onward ticket before departure. A Schengen Visa may be required when transiting to Thailand through multiple airports in the Schengen Area.

Popular flights and flight offers from London to Bangkok

LHR – BKK
London - Bangkok
Wed 28 May 2025 – Tue 3 Jun 2025
From
£616

Our cheapest flights from London to Bangkok

LHR – BKK
London - Bangkok
Wed 28 May 2025 – Tue 3 Jun 2025
From
£616
Book now
LHR – BKK
London - Bangkok
Wed 18 Jun 2025 – Mon 23 Jun 2025
From
£616
Book now
LHR – BKK
London - Bangkok
Sat 31 May 2025 – Wed 11 Jun 2025
From
£630
Book now
LHR – BKK
London - Bangkok
Sun 25 May 2025 – Mon 2 Jun 2025
From
£640
Book now

Popular routes and flight deals

From London