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

Return flights

24 Sep - 07 Oct	Ethiopian Airlines
28 Sep - 05 Oct	Air Canada
18 Sep - 22 Sep	Air France
08 Sep - 23 Sep	KLM
14 Sep - 28 Sep	Delta
29 Sep - 06 Oct	KLM
25 Sep - 02 Oct	Air France
20 Sep - 05 Oct	KLM
17 Sep - 02 Oct	Air France
23 Sep - 08 Oct	KLM
05 Sep - 21 Sep	Delta
21 Sep - 12 Oct	Etihad Airways
23 Sep - 14 Oct	Etihad Airways
04 Sep - 11 Sep	EgyptAir
06 Sep - 13 Sep	EgyptAir
19 Sep - 23 Sep	Brussels Airlines
16 Sep - 30 Sep	Brussels Airlines
11 Sep - 15 Sep	Delta
21 Sep - 04 Oct	Brussels Airlines
14 Sep - 28 Sep	Kenya Airways	direct

Also check the deals for one-way flights from New York 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 New York to Nairobi in September from 714€

Return flights