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

Return flights

04 Dec - 31 Dec	Ethiopian Airlines
30 Dec - 12 Jan	Ethiopian Airlines
01 Dec - 20 Dec	Ethiopian Airlines
11 Dec - 28 Dec	Ethiopian Airlines
10 Dec - 17 Dec	Vueling Airlines
12 Dec - 21 Dec	Vueling Airlines
23 Dec - 29 Dec	Ethiopian Airlines
16 Dec - 23 Dec	easyJet
23 Dec - 31 Dec	Ethiopian Airlines
02 Dec - 09 Dec	Emirates
06 Dec - 13 Dec	IndiGo
17 Dec - 01 Jan	SKY express
26 Dec - 02 Jan	Wizz Air Malta
19 Dec - 03 Jan	easyJet
29 Dec - 04 Jan	IndiGo
22 Dec - 01 Jan	IndiGo
30 Dec - 02 Jan	Qatar Airways
16 Dec - 01 Jan	Qatar Airways
06 Dec - 03 Jan	IndiGo
20 Dec - 05 Jan	Emirates

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 $732

Return flights