AirHint found the following cheapest return flights from London (LCY) to Bucharest (OTP) in April 2026 (see full year).

Return flights

08 Apr - 13 Apr	SWISS
08 Apr - 15 Apr	KLM
07 Apr - 15 Apr	KLM
07 Apr - 13 Apr	KLM
05 Apr - 13 Apr	KLM
22 Apr - 24 Apr	SWISS
22 Apr - 23 Apr	SWISS
14 Apr - 16 Apr	SWISS
21 Apr - 23 Apr	SWISS
21 Apr - 24 Apr	SWISS
30 Apr - 05 May	SWISS
29 Apr - 05 May	SWISS
29 Apr - 01 May	SWISS
29 Apr - 06 May	Lufthansa
29 Apr - 04 May	Lufthansa
27 Apr - 06 May	Lufthansa
20 Apr - 05 May	Lufthansa
30 Apr - 04 May	SWISS
26 Apr - 01 May	KLM
28 Apr - 02 May	SWISS

Also check the deals for one-way flights from London to Bucharest in April.

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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Cheapest return flights from London to Bucharest in April from 218€

Return flights