Cheapest return flights from London to Bangkok in April from 431€

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

Return flights

15 Apr - 19 May Hainan Airlines
20 Apr - 03 May Hainan Airlines
20 Apr - 19 May Hainan Airlines
24 Apr - 17 May Hainan Airlines
15 Apr - 07 May Hainan Airlines
24 Apr - 10 May Hainan Airlines
24 Apr - 07 May Hainan Airlines
24 Apr - 03 May Hainan Airlines
20 Apr - 07 May Hainan Airlines
24 Apr - 31 May Hainan Airlines
24 Apr - 30 Apr Hainan Airlines
15 Apr - 26 Apr Hainan Airlines
15 Apr - 23 Apr Hainan Airlines
20 Apr - 23 Apr Hainan Airlines
20 Apr - 30 Apr Hainan Airlines
20 Apr - 26 Apr Hainan Airlines
15 Apr - 19 Apr Hainan Airlines
15 Apr - 30 Apr Hainan Airlines
17 Apr - 30 Apr Hainan Airlines
10 Apr - 23 Apr Hainan Airlines

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

Powered by

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

Feel free to contact us with any feedback or request another flight research.