Cheapest one-way flights from London to Bangkok in April from $314

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

One-Way flights

07 Apr Scandinavian Airlines
30 Apr Aegean Airlines
10 Apr British Airways
25 Apr Aegean Airlines
21 Apr Aegean Airlines
28 Apr Aegean Airlines
26 Apr Aegean Airlines
20 Apr China Eastern
12 Apr China Eastern
13 Apr China Eastern

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

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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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