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

Return flights

23 Sep - 30 Sep	Wizz Air UK
19 Sep - 28 Sep	Wizz Air UK
10 Sep - 19 Sep	Wizz Air UK
18 Sep - 26 Sep	Wizz Air UK
05 Sep - 19 Sep	Wizz Air UK
18 Sep - 27 Sep	Wizz Air UK
12 Sep - 21 Sep	Wizz Air UK
04 Sep - 11 Sep	Wizz Air UK
05 Sep - 17 Sep	Wizz Air UK
09 Sep - 19 Sep	Wizz Air UK
26 Sep - 12 Oct	Wizz Air
24 Sep - 05 Oct	easyJet
20 Sep - 04 Oct	easyJet
22 Sep - 01 Oct	easyJet
27 Sep - 05 Oct	Wizz Air UK
27 Sep - 11 Oct	easyJet
26 Sep - 05 Oct	easyJet

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 642€

Return flights