Cheapest one-way flights from Chicago to Barcelona in October from 207€

AirHint found the following cheapest one-way flights from Chicago (ORD) to Barcelona (BCN) in October 2025 (see full year).

One-Way flights

01 Oct Icelandair
22 Oct Icelandair
02 Oct Frontier Airlines
14 Oct Spirit Airlines
27 Oct Icelandair
11 Oct Air Serbia
22 Oct United direct
01 Oct United direct
27 Oct United direct
14 Oct British Airways direct

Also check the deals for return 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.

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