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

Return flights

20 Sep - 04 Oct	Wizz Air
30 Sep - 16 Oct	Wizz Air UK
24 Sep - 08 Oct	SunExpress
23 Sep - 08 Oct	Wizz Air
24 Sep - 22 Oct	SunExpress
25 Sep - 03 Oct	SunExpress
17 Sep - 24 Sep	Wizz Air UK
25 Sep - 09 Oct	Wizz Air UK
16 Sep - 03 Oct	Wizz Air UK
18 Sep - 09 Oct	Wizz Air UK
24 Sep - 24 Oct	SunExpress
18 Sep - 25 Sep	Wizz Air UK
21 Sep - 26 Sep	Wizz Air
15 Sep - 29 Sep	SunExpress
17 Sep - 25 Sep	easyJet
16 Sep - 26 Sep	Wizz Air UK
18 Sep - 26 Sep	Wizz Air UK
11 Sep - 25 Sep	easyJet
15 Sep - 28 Sep	SunExpress
12 Sep - 19 Sep	Wizz Air

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 490€

Return flights