Cheapest return flights from Chicago to Barcelona in September from $432

Best time to book flights for Chicago (ORD) to Barcelona (BCN) flights at AirHint

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

Return flights

22 Sep - 01 Oct TAP
01 Sep - 08 Sep Scandinavian Airlines
15 Sep - 22 Sep Scandinavian Airlines
15 Sep - 25 Sep TAP
09 Sep - 17 Sep Scandinavian Airlines
29 Sep - 03 Oct TAP
23 Sep - 07 Oct British Airways direct
17 Sep - 24 Sep British Airways
13 Sep - 18 Sep TAP
04 Sep - 15 Sep Turkish Airlines
04 Sep - 09 Sep Turkish Airlines
24 Sep - 08 Oct Turkish Airlines
11 Sep - 21 Sep TAP
20 Sep - 27 Sep TAP

Also check the deals for one-way flights from Chicago to Barcelona 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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