AirHint found the following cheapest return flights from Houston (IAH) to Nairobi (NBO) in December 2025 (see full year).

Return flights

30 Dec - 14 Jan	Frontier Airlines
07 Dec - 15 Dec	KLM
03 Dec - 10 Dec	Spirit Airlines
10 Dec - 17 Dec	Spirit Airlines
24 Dec - 28 Jan	Air France
09 Dec - 13 Jan	Delta
11 Dec - 27 Dec	Spirit Airlines
15 Dec - 30 Dec	Spirit Airlines
23 Dec - 09 Jan	Frontier Airlines
22 Dec - 09 Jan	Spirit Airlines
26 Dec - 01 Jan	Turkish Airlines
13 Dec - 01 Jan	Spirit Airlines
12 Dec - 01 Jan	Spirit Airlines
23 Dec - 06 Jan	Frontier Airlines
11 Dec - 01 Jan	Frontier Airlines

Also check the deals for one-way flights from Houston to Nairobi in December.

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 Houston to Nairobi in December from 969€

Return flights