Cheapest return flights from London to Bangkok in April from $751

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

Return flights

13 Apr - 11 May KLM
28 Apr - 11 May KLM
29 Apr - 13 May KLM
30 Apr - 30 May KLM
30 Apr - 21 May KLM
17 Apr - 04 May ITA Airways
27 Apr - 27 May KLM
30 Apr - 29 May KLM
28 Apr - 12 May KLM
22 Apr - 10 May SWISS
09 Apr - 21 Apr ITA Airways
22 Apr - 26 Apr SWISS
08 Apr - 21 Apr KLM
10 Apr - 23 Apr KLM
13 Apr - 27 Apr KLM
13 Apr - 23 Apr KLM
08 Apr - 23 Apr KLM
19 Apr - 28 Apr SWISS
05 Apr - 22 Apr SWISS
13 Apr - 22 Apr KLM

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

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