Cheapest one-way flights from London to Bangkok in April from $375

AirHint found the following cheapest one-way flights from London (LHR) to Bangkok (BKK) in April 2026 (see full year).

One-Way flights

08 Apr Scandinavian Airlines
09 Apr Scandinavian Airlines
03 Apr Scandinavian Airlines
10 Apr Scandinavian Airlines
15 Apr Iberia
02 Apr Scandinavian Airlines
01 Apr Scandinavian Airlines
26 Apr Aegean Airlines
21 Apr Aegean Airlines
25 Apr Aegean Airlines

Also check the deals for return flights from London to Bangkok in April.

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.

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