Cheapest return flights from Bangkok to London in April from $956

Best time to book flights for Bangkok (BKK) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Bangkok (BKK) to London (LHR) in April 2025 (see full year).

Return flights

30 Apr - 18 May Royal Brunei
29 Apr - 06 May Malaysia Airlines
29 Apr - 08 May Malaysia Airlines
28 Apr - 08 May AirAsia
27 Apr - 07 May China Eastern
30 Apr - 01 May Xiamen Airlines
30 Apr - 05 May Kuwait Airways
29 Apr - 05 May Thai Airways
29 Apr - 18 May Thai Airways
30 Apr - 07 May Kuwait Airways
29 Apr - 29 Apr Kuwait Airways
30 Apr - 30 Apr Air India
28 Apr - 28 Apr Thai Airways direct
27 Apr - 28 Apr EVA Air direct
27 Apr - 30 Apr EVA Air direct
29 Apr - 29 Apr Thai Airways direct
29 Apr - 30 Apr Thai Airways direct
30 Apr - 30 Apr Thai Airways direct
27 Apr - 27 Apr Thai Airways direct

Also check the deals for one-way flights from Bangkok to London in April.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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