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

Return flights

09 Apr - 11 May	Wizz Air
09 Apr - 07 May	Ryanair
04 Apr - 30 Apr	Wizz Air
21 Apr - 05 May	Wizz Air Malta
28 Apr - 13 May	Wizz Air Malta
07 Apr - 06 May	Wizz Air UK
04 Apr - 27 Apr	Wizz Air
07 Apr - 07 May	Wizz Air UK
11 Apr - 07 May	Wizz Air
10 Apr - 08 May	Wizz Air
28 Apr - 24 May	Wizz Air Malta
11 Apr - 12 May	Wizz Air
23 Apr - 27 Apr	Wizz Air Malta
08 Apr - 30 Apr	Wizz Air
04 Apr - 07 Apr	Wizz Air
16 Apr - 29 Apr	Wizz Air Malta
01 Apr - 30 Apr	Wizz Air Malta
03 Apr - 29 Apr	Wizz Air
13 Apr - 27 Apr	Wizz Air Malta
09 Apr - 14 Apr	Wizz Air

Also check the deals for one-way flights from London to Bangkok 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 London to Bangkok in April from 495€

Return flights