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

Return flights

21 Sep - 05 Oct	Wizz Air UK
19 Sep - 26 Oct	Wizz Air UK
14 Sep - 18 Sep	Fly One
02 Sep - 05 Sep	Fly One
02 Sep - 16 Sep	Fly One
27 Sep - 05 Oct	Wizz Air Malta
08 Sep - 16 Sep	Wizz Air Malta
15 Sep - 30 Sep	Wizz Air Malta
15 Sep - 18 Sep	Wizz Air Malta
20 Sep - 05 Oct	Wizz Air UK
24 Sep - 29 Oct	Wizz Air
07 Sep - 09 Sep	Wizz Air
08 Sep - 25 Sep	Wizz Air Malta
09 Sep - 20 Sep	Fly One
15 Sep - 25 Sep	Wizz Air Malta
25 Sep - 02 Oct	easyJet
24 Sep - 31 Oct	Ryanair
27 Sep - 11 Oct	Ryanair
19 Sep - 05 Oct	easyJet
26 Sep - 01 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 652€

Return flights