Cheapest return flights from London to Bangkok in April from 655€

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

Return flights

12 Apr - 28 May KLM
08 Apr - 21 May KLM
08 Apr - 27 May KLM
16 Apr - 27 Apr ITA Airways
30 Apr - 21 May KLM
08 Apr - 19 Apr KLM
08 Apr - 20 May KLM
18 Apr - 27 Apr ITA Airways
15 Apr - 27 Apr ITA Airways
08 Apr - 15 Apr ITA Airways
04 Apr - 27 Apr ITA Airways
22 Apr - 27 Apr ITA Airways
09 Apr - 21 May KLM
13 Apr - 26 Apr SWISS
14 Apr - 27 Apr ITA Airways
22 Apr - 01 May ITA Airways
29 Apr - 26 May KLM
12 Apr - 27 Apr ITA Airways
27 Apr - 31 May KLM
14 Apr - 26 May KLM

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

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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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