AirHint found the following cheapest return flights from London (LGW) to Nairobi (NBO) in September 2025 (see full year).

Return flights

16 Sep - 27 Sep	Saudia
16 Sep - 20 Sep	Saudia
25 Sep - 27 Sep	Saudia
30 Sep - 16 Oct	Saudia
25 Sep - 11 Oct	Saudia
09 Sep - 27 Sep	Saudia
18 Sep - 30 Sep	Saudia
11 Sep - 25 Sep	Saudia
04 Sep - 16 Sep	Saudia
04 Sep - 25 Sep	Saudia
09 Sep - 23 Sep	Saudia
23 Sep - 02 Oct	Saudia
16 Sep - 11 Oct	Saudia
23 Sep - 23 Oct	Saudia
16 Sep - 04 Oct	Saudia
02 Sep - 16 Sep	Saudia
30 Sep - 18 Oct	Saudia
09 Sep - 07 Oct	Saudia
14 Sep - 21 Oct	Saudia
25 Sep - 09 Oct	Saudia

Also check the deals for one-way flights from London to Nairobi 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 Nairobi in September from 494€

Return flights