Cheapest return flights from Chicago to Barcelona in October 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 October 2025 (see full year).

Return flights

11 Oct - 22 Oct TAP
10 Oct - 17 Oct TAP
07 Oct - 22 Oct Scandinavian Airlines
02 Oct - 10 Oct TAP
15 Oct - 23 Oct TAP
24 Oct - 30 Oct TAP
31 Oct - 04 Nov TAP
23 Oct - 30 Oct TAP
07 Oct - 22 Oct Finnair direct
15 Oct - 23 Oct United direct
22 Oct - 30 Oct United
23 Oct - 01 Nov Scandinavian Airlines
30 Oct - 07 Nov Aer Lingus
24 Oct - 01 Nov SWISS
24 Oct - 01 Nov United direct

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

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.

Book a cheap hotel in Barcelona

Cheap car rent in Barcelona