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

Return flights

07 Sep - 27 Sep	AJet
19 Sep - 27 Sep	AJet
15 Sep - 21 Sep	Ryanair
15 Sep - 22 Sep	Ryanair
19 Sep - 26 Oct	Corendon Airlines
27 Sep - 05 Oct	Ryanair
16 Sep - 21 Sep	Ryanair
13 Sep - 27 Sep	Pegasus Airlines
14 Sep - 26 Sep	AJet
30 Sep - 21 Oct	AJet
08 Sep - 16 Sep	Pegasus Airlines
02 Sep - 16 Sep	AJet
11 Sep - 21 Sep	Ryanair
19 Sep - 05 Oct	AJet
21 Sep - 05 Oct	Pegasus Airlines
26 Sep - 01 Oct	AJet
26 Sep - 03 Oct	Pegasus Airlines
27 Sep - 03 Oct	Pegasus Airlines
20 Sep - 05 Oct	Ryanair
27 Sep - 04 Oct	Pegasus Airlines

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

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 September from 516€

Return flights