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

Return flights

06 Mar - 11 Mar	Aegean Airlines
06 Mar - 09 Mar	Aegean Airlines
05 Mar - 10 Mar	Aegean Airlines
03 Mar - 07 Mar	Norwegian Air Sweden AOC
24 Mar - 27 Mar	Norwegian Air Sweden AOC
21 Mar - 23 Mar	Wizz Air UK
02 Mar - 06 Mar	easyJet
02 Mar - 05 Mar	easyJet
20 Mar - 22 Mar	Vueling Airlines
08 Mar - 13 Mar	easyJet
29 Mar - 01 Apr	Norwegian Air Sweden AOC
29 Mar - 07 Apr	Wizz Air UK
26 Mar - 14 Apr	Aegean Airlines
30 Mar - 05 Apr	Norwegian Air Sweden AOC
25 Mar - 15 Apr	Ryanair

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

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 March from 150€

Return flights