Cheapest return flights from Chicago to Barcelona in September from $381

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

15 Sep - 25 Sep TAP
15 Sep - 01 Oct TAP
15 Sep - 30 Sep TAP
02 Sep - 10 Sep Scandinavian Airlines
15 Sep - 29 Sep Scandinavian Airlines
05 Sep - 15 Sep Scandinavian Airlines
15 Sep - 28 Sep TAP
18 Sep - 25 Sep TAP
15 Sep - 27 Sep Scandinavian Airlines
26 Sep - 07 Oct TAP
23 Sep - 30 Sep Air Canada
23 Sep - 30 Sep Iberia direct
28 Sep - 06 Oct Scandinavian Airlines
15 Sep - 01 Oct American Airlines direct
26 Sep - 05 Oct Turkish Airlines
27 Sep - 04 Oct United
26 Sep - 04 Oct United
26 Sep - 07 Oct Finnair direct
27 Sep - 05 Oct United

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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