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

Return flights

30 Aug - 14 Sep	Kenya Airways
31 Aug - 08 Sep	Kenya Airways
29 Aug - 09 Sep	Etihad Airways
27 Aug - 03 Sep	British Airways
30 Aug - 08 Sep	Etihad Airways
25 Aug - 04 Sep	Qatar Airways
26 Aug - 05 Sep	Etihad Airways
30 Aug - 07 Sep	Qatar Airways
25 Aug - 01 Sep	Brussels Airlines
30 Aug - 06 Sep	Qatar Airways
14 Aug - 21 Aug	IndiGo
16 Aug - 20 Aug	British Airways
06 Aug - 10 Aug	IndiGo
16 Aug - 24 Aug	IndiGo
10 Aug - 21 Aug	IndiGo
20 Aug - 31 Aug	Etihad Airways
16 Aug - 23 Aug	IndiGo
09 Aug - 17 Aug	British Airways
11 Aug - 18 Aug	British Airways
08 Aug - 17 Aug	IndiGo

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

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 August from $998

Return flights