AirHint found the following cheapest return flights from Chicago (ORD) to Belgrade (BEG) in July 2026 (see full year).

Return flights

22 Jul - 22 Aug	Turkish Airlines
25 Jul - 12 Aug	Turkish Airlines
31 Jul - 14 Aug	SWISS
13 Jul - 08 Aug	Lufthansa
06 Jul - 26 Aug	SWISS
04 Jul - 18 Jul	Icelandair
01 Jul - 15 Jul	Spirit Airlines
01 Jul - 01 Aug	TAP
05 Jul - 22 Jul	Lufthansa
03 Jul - 03 Aug	TAP
22 Jul - 22 Aug	Air Serbia	direct
25 Jul - 12 Aug	Air Serbia	direct
13 Jul - 08 Aug	Air Serbia	direct
04 Jul - 18 Jul	Air Serbia	direct
01 Jul - 15 Jul	Air Serbia	direct

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

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 Chicago to Belgrade in July from $721

Return flights