Cheapest return flights from London to Bangkok in May from 394€

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

Return flights

03 May - 18 May Air China
01 May - 19 Jun Air China
17 May - 17 Jun Air China
29 May - 19 Jun Air China
12 May - 20 May Air China
17 May - 18 Jun Air China
28 May - 16 Jun Air China
03 May - 15 May Air China
03 May - 18 Jun Air China
24 May - 04 Jun Air China
13 May - 24 May Air China
13 May - 17 May Air China
28 May - 19 Jun Air China
19 May - 19 Jun Air China
13 May - 18 May Air China
03 May - 12 May Air China
01 May - 12 May Air China
03 May - 10 May Air China
06 May - 20 May Air China
28 May - 03 Jun Air China

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

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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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