Cheapest return flights from Bangkok to London in May from $642

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

Return flights

13 May - 17 May China Southern
11 May - 17 May Thai Lion Air
01 May - 18 May Centrum Air
12 May - 17 May Thai Lion Air
01 May - 17 May Centrum Air
20 May - 20 Jun China Southern
07 May - 15 May Thai Lion Air
09 May - 16 May Turkmenistan Airlines
30 May - 06 Jun Turkmenistan Airlines
12 May - 19 May Thai Lion Air
07 May - 14 Jun Thai Lion Air
12 May - 18 May Thai Lion Air
15 May - 20 May HK Express
28 May - 05 Jun Gulf Air
31 May - 07 Jun Air Arabia
26 May - 02 Jun Air Arabia
28 May - 12 Jun Air Arabia
22 May - 27 Jun HK Express
24 May - 21 Jun Air Arabia
21 May - 04 Jun Air Arabia

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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