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

Return flights

12 Apr - 22 Apr	Wizz Air UK
09 Apr - 13 Apr	Wizz Air UK
12 Apr - 23 Apr	Wizz Air UK
30 Apr - 22 May	Ryanair
09 Apr - 06 May	Wizz Air UK
09 Apr - 08 May	Wizz Air UK
12 Apr - 16 Apr	Wizz Air UK
09 Apr - 22 Apr	Wizz Air UK
23 Apr - 20 May	Ryanair
09 Apr - 25 May	Wizz Air UK
23 Apr - 08 May	Ryanair
12 Apr - 26 Apr	Wizz Air UK
30 Apr - 11 May	Ryanair
12 Apr - 03 May	Wizz Air UK
26 Apr - 22 May	Wizz Air UK
09 Apr - 16 Apr	Wizz Air UK
09 Apr - 30 Apr	Wizz Air UK
09 Apr - 12 Apr	Wizz Air UK
30 Apr - 15 May	Ryanair
09 Apr - 23 Apr	Wizz Air UK

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 536€

Return flights