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

Return flights

13 Sep - 20 Sep	KLM
16 Sep - 23 Sep	ITA Airways
17 Sep - 27 Sep	KLM
01 Sep - 11 Sep	KLM
18 Sep - 22 Sep	ITA Airways
13 Sep - 21 Sep	KLM
13 Sep - 17 Sep	KLM
15 Sep - 23 Sep	ITA Airways
20 Sep - 28 Sep	KLM
19 Sep - 26 Sep	ITA Airways
24 Sep - 09 Oct	Kenya Airways
26 Sep - 08 Oct	Kenya Airways
25 Sep - 16 Oct	Kenya Airways
26 Sep - 03 Oct	Kenya Airways
26 Sep - 05 Oct	Lufthansa
19 Sep - 12 Oct	Kenya Airways
26 Sep - 11 Oct	KLM
26 Sep - 10 Oct	Kenya Airways
19 Sep - 05 Oct	Lufthansa
21 Sep - 01 Oct	KLM

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.

Book a cheap hotel in Mahe

Cheap car rent in Mahe

Cheapest return flights from London to Mahe in September from 731€

Return flights