AirHint found the following cheapest return flights from Bangkok (BKK) to London (LGW) in April 2026 (see full year).

Return flights

07 Apr - 10 Apr	Norse Atlantic Airways
07 Apr - 21 Apr	Gulf Air
21 Apr - 26 Apr	Scoot
28 Apr - 05 May	Scoot
04 Apr - 17 Apr	Gulf Air
04 Apr - 12 Apr	Gulf Air
16 Apr - 29 Apr	Gulf Air
16 Apr - 26 Apr	Gulf Air
14 Apr - 26 Apr	Scoot
08 Apr - 21 Apr	Air China
24 Apr - 01 May	Air China
21 Apr - 30 Apr	Emirates
29 Apr - 06 May	Emirates
26 Apr - 03 May	Emirates
24 Apr - 05 May	Emirates
28 Apr - 27 May	British Airways
25 Apr - 03 May	British Airways
04 Apr - 02 May	British Airways
27 Apr - 04 May	Emirates

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

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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Cheapest return flights from Bangkok to London in April from $661

Return flights