AirHint found the following cheapest return flights from London (LCY) to Marseille (MRS) in May 2026 (see full year).

Return flights

05 May - 11 May	Luxair
19 May - 26 May	Luxair
07 May - 11 May	Luxair
09 May - 16 May	KLM
28 May - 03 Jun	KLM
05 May - 09 May	KLM
05 May - 12 May	Luxair
05 May - 20 May	Lufthansa
06 May - 09 May	KLM
11 May - 20 May	Lufthansa
26 May - 02 Jun	Luxair
12 May - 16 May	KLM
27 May - 02 Jun	Luxair
28 May - 02 Jun	Luxair
27 May - 01 Jun	Luxair
23 May - 01 Jun	Luxair
29 May - 04 Jun	SWISS
26 May - 01 Jun	Lufthansa
28 May - 01 Jun	KLM
29 May - 08 Jun	KLM

Also check the deals for one-way flights from London to Marseille in May.

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 Marseille in May from $198

Return flights