Cheapest return flights from London to Bangkok in May from 429€

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

Return flights

06 May - 26 May Hainan Airlines
06 May - 21 May Hainan Airlines
04 May - 21 May Hainan Airlines
15 May - 07 Jun Hainan Airlines
22 May - 14 Jun Hainan Airlines
08 May - 23 Jun Hainan Airlines
06 May - 23 Jun Hainan Airlines
25 May - 18 Jun Hainan Airlines
20 May - 07 Jun Hainan Airlines
06 May - 28 May Hainan Airlines
13 May - 28 May Hainan Airlines
15 May - 09 Jun Hainan Airlines
22 May - 07 Jun Hainan Airlines
08 May - 24 May Hainan Airlines
22 May - 09 Jun Hainan Airlines
18 May - 04 Jun Hainan Airlines
08 May - 14 May Hainan Airlines
01 May - 28 May Hainan Airlines
11 May - 31 May Hainan Airlines
22 May - 28 May Hainan Airlines

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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