Cheapest one-way flights from Chicago to Barcelona in August from 377€

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

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

One-Way flights

27 Aug Turkish Airlines
28 Aug Turkish Airlines
10 Aug TAP
22 Aug Icelandair
29 Aug TAP
10 Aug United direct
15 Aug United direct
22 Aug United direct
27 Aug British Airways direct
29 Aug British Airways direct

Also check the deals for return flights from Chicago to Barcelona in August.

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