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

Return flights

06 Apr - 05 May	Wizz Air
06 Apr - 11 Apr	Wizz Air
07 Apr - 30 Apr	Wizz Air UK
06 Apr - 13 Apr	Wizz Air
09 Apr - 01 May	Ryanair
09 Apr - 23 Apr	Wizz Air
09 Apr - 22 Apr	Ryanair
11 Apr - 30 Apr	easyJet
02 Apr - 15 Apr	Wizz Air
16 Apr - 30 Apr	easyJet
11 Apr - 28 Apr	easyJet
03 Apr - 30 Apr	Ryanair
03 Apr - 01 May	Ryanair
18 Apr - 15 May	easyJet
19 Apr - 10 May	easyJet
18 Apr - 03 May	easyJet
16 Apr - 07 May	easyJet
20 Apr - 05 May	easyJet
20 Apr - 01 May	easyJet
18 Apr - 11 May	easyJet

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.

Book a cheap hotel in Bangkok

Cheap car rent in Bangkok

Cheapest return flights from London to Bangkok in April from 616€

Return flights