AirHint found the following cheapest one-way flights from Bangkok (BKK) to Nairobi (NBO) in September 2025 (see full year).

One-Way flights

30 Sep	IndiGo
26 Sep	Scoot
23 Sep	Thai Lion Air
29 Sep	Thai Lion Air
27 Sep	Air India
21 Sep	Thai Lion Air
18 Sep	Thai VietJet Air
20 Sep	Thai AirAsia
17 Sep	Thai VietJet Air
30 Sep	China Eastern	direct

Also check the deals for return flights from Bangkok 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 one-way flights from Bangkok to Nairobi in September from $241

One-Way flights