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

Return flights

07 May - 14 May	Scoot
05 May - 07 Jun	Scoot
16 May - 23 May	China Eastern
07 May - 17 May	Gulf Air
22 May - 31 May	Air China
19 May - 25 May	Air China
19 May - 27 May	Air China
30 May - 06 Jun	Air China
30 May - 08 Jun	Air China
28 May - 02 Jun	Air China
29 May - 07 Jun	Air China
25 May - 03 Jun	Air China
11 May - 01 Jun	Air China
04 May - 17 May	Emirates
06 May - 27 May	Emirates
08 May - 11 May	Emirates
01 May - 13 May	Emirates
30 May - 03 Jun	Gulf Air

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

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.

Book a cheap hotel in London

Cheap car rent in London

Cheapest return flights from Bangkok to London in May from $662

Return flights