Cheapest one-way flights from London to Bangkok in April from $330

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

One-Way flights

10 Apr British Airways
09 Apr British Airways
03 Apr Scandinavian Airlines
07 Apr British Airways
11 Apr British Airways
04 Apr British Airways
08 Apr British Airways
05 Apr Scandinavian Airlines
01 Apr British Airways
02 Apr Scandinavian 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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