Cheapest return flights from London to Bangkok in April from $785

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

Return flights

22 Apr - 19 May ITA Airways
06 Apr - 02 May ITA Airways
09 Apr - 10 May KLM
06 Apr - 01 May ITA Airways
05 Apr - 02 May KLM
05 Apr - 01 May KLM
30 Apr - 10 May ITA Airways
29 Apr - 20 May KLM
06 Apr - 30 Apr ITA Airways
25 Apr - 10 May SWISS
08 Apr - 21 Apr SWISS
19 Apr - 23 May ITA Airways
05 Apr - 30 Apr KLM
15 Apr - 22 Apr SWISS
20 Apr - 26 Apr SWISS
03 Apr - 27 Apr ITA Airways
08 Apr - 28 Apr SWISS
13 Apr - 26 Apr KLM
08 Apr - 29 Apr SWISS
14 Apr - 21 Apr SWISS

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

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