Cheapest return flights from Chicago to Belgrade in September from 548€

AirHint found the following cheapest return flights from Chicago (ORD) to Belgrade (BEG) in September 2025 (see full year).

Return flights

29 Sep - 06 Oct Scandinavian Airlines
13 Sep - 27 Sep Spirit Airlines
03 Sep - 10 Sep Turkish Airlines
10 Sep - 17 Sep Turkish Airlines
16 Sep - 22 Sep Spirit Airlines
24 Sep - 08 Oct Spirit Airlines
16 Sep - 30 Sep Spirit Airlines
01 Sep - 06 Sep Turkish Airlines
13 Sep - 08 Oct Turkish Airlines
20 Sep - 04 Oct TAP
02 Sep - 09 Sep Turkish Airlines
01 Sep - 20 Sep Turkish Airlines
29 Sep - 04 Oct Scandinavian Airlines
06 Sep - 20 Sep Turkish Airlines
01 Sep - 04 Sep Turkish Airlines
24 Sep - 08 Oct Air Serbia direct
20 Sep - 04 Oct Air Serbia direct

Also check the deals for one-way flights from Chicago to Belgrade in September.

Skyscanner

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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