Cheapest return flights from London to Bangkok in April from 637€

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

Return flights

29 Apr - 20 May KLM
15 Apr - 27 Apr ITA Airways
05 Apr - 27 Apr ITA Airways
13 Apr - 27 Apr ITA Airways
08 Apr - 27 Apr ITA Airways
22 Apr - 27 Apr ITA Airways
08 Apr - 20 May KLM
13 Apr - 18 May KLM
29 Apr - 21 May KLM
29 Apr - 28 May KLM
12 Apr - 21 May KLM
13 Apr - 24 Apr ITA Airways
08 Apr - 24 Apr ITA Airways
12 Apr - 27 Apr ITA Airways
20 Apr - 27 Apr ITA Airways
29 Apr - 27 May KLM
21 Apr - 28 Apr ITA Airways
30 Apr - 25 May KLM
11 Apr - 20 May KLM
11 Apr - 21 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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