Cheapest return flights from Bangkok to London in May from 668€

Best time to book flights for Bangkok (BKK) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Bangkok (BKK) to London (LHR) in May 2025 (see full year).

Return flights

22 May - 29 May SWISS
19 May - 02 Jun SWISS
25 May - 10 Jun China Eastern
14 May - 08 Jun Royal Brunei
30 May - 20 Jun SWISS
03 May - 11 May Royal Brunei
17 May - 01 Jun Royal Brunei
02 May - 16 May Indonesia AirAsia
16 May - 31 May SWISS
16 May - 26 May SWISS
21 May - 29 May SWISS
16 May - 09 Jun SWISS
28 May - 03 Jun Vietnam Airlines
28 May - 02 Jun Vietnam Airlines
22 May - 30 May SWISS
08 May - 17 May Jetstar
29 May - 03 Jun China Eastern
10 May - 22 May Vietnam Airlines
02 May - 15 May Indonesia AirAsia
24 May - 19 Jun Austrian Airlines

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

Skyscanner

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