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

Return flights

15 Dec - 24 Dec	IndiGo
25 Dec - 26 Dec	IndiGo
10 Dec - 15 Jan	IndiGo
05 Dec - 31 Dec	IndiGo
26 Dec - 03 Jan	IndiGo
18 Dec - 30 Jan	IndiGo
17 Dec - 11 Jan	IndiGo
20 Dec - 30 Dec	IndiGo
17 Dec - 02 Jan	IndiGo
20 Dec - 04 Jan	IndiGo
19 Dec - 17 Jan	IndiGo
12 Dec - 24 Jan	Qatar Airways

Also check the deals for one-way flights from Sydney 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 Sydney to Nairobi in December from $1508

Return flights