AirHint found the following cheapest return flights from London (LHR) to Mahe (SEZ) in December 2025 (see full year).

Return flights

01 Dec - 08 Dec	Ethiopian Airlines
05 Dec - 12 Dec	Turkish Airlines
06 Dec - 13 Dec	Turkish Airlines
12 Dec - 20 Dec	Lufthansa
29 Dec - 10 Jan	Kenya Airways
27 Dec - 10 Jan	Kenya Airways
26 Dec - 03 Jan	Turkish Airlines
29 Dec - 02 Jan	Kenya Airways
12 Dec - 19 Dec	Turkish Airlines
12 Dec - 12 Jan	Turkish Airlines
23 Dec - 31 Dec	Turkish Airlines
15 Dec - 31 Dec	Turkish Airlines
30 Dec - 10 Jan	Turkish Airlines
29 Dec - 08 Jan	Qatar Airways
26 Dec - 04 Jan	Turkish Airlines
17 Dec - 24 Dec	Turkish Airlines
28 Dec - 31 Dec	Qatar Airways
20 Dec - 30 Dec	Ethiopian Airlines
26 Dec - 07 Jan	Ethiopian Airlines
28 Dec - 01 Jan	Etihad Airways

Also check the deals for one-way flights from London to Mahe in December.

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 Mahe in December from $780

Return flights