AirHint found the following cheapest return flights from Belgrade (BEG) to Istanbul (SAW) in January 2026 (see full year).

Return flights

16 Jan - 23 Jan	Pegasus Airlines
19 Jan - 22 Jan	Wizz Air
28 Jan - 30 Jan	Wizz Air
15 Jan - 30 Jan	Air Serbia
20 Jan - 25 Jan	Wizz Air
18 Jan - 21 Jan	Air Serbia
27 Jan - 30 Jan	Wizz Air
29 Jan - 02 Feb	Wizz Air
26 Jan - 28 Jan	AJet	direct
21 Jan - 25 Jan	AJet	direct
23 Jan - 25 Jan	AJet	direct
09 Jan - 06 Feb	Air Serbia
30 Jan - 06 Feb	AJet
30 Jan - 01 Feb	AJet	direct
30 Jan - 06 Feb	AJet	direct
09 Jan - 06 Feb	AJet	direct
25 Jan - 01 Feb	AJet	direct
31 Jan - 07 Feb	Wizz Air
29 Jan - 02 Feb	Pegasus Airlines	direct

Also check the deals for one-way flights from Belgrade to Istanbul in January.

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 Belgrade to Istanbul in January from 131€

Return flights