Cheapest return flights from Bangkok to London in May from 467€

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

Return flights

03 May - 08 May Hainan Airlines
14 May - 26 May Hainan Airlines
14 May - 28 May Hainan Airlines
03 May - 10 May Hainan Airlines
07 May - 14 May Hainan Airlines
21 May - 04 Jun Hainan Airlines
21 May - 31 May Hainan Airlines
03 May - 17 May Hainan Airlines
21 May - 05 Jun Hainan Airlines
31 May - 12 Jun Hainan Airlines
28 May - 05 Jun Hainan Airlines
26 May - 30 May China Southern
23 May - 31 May China Southern
01 May - 01 Jun Oman Air
18 May - 04 Jun China Southern
26 May - 14 Jun Hainan Airlines
12 May - 30 May China Southern
28 May - 28 Jun Hainan Airlines
19 May - 04 Jun China Southern
20 May - 24 Jun Oman Air

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