AirHint found the following cheapest one-way flights from Chicago (ORD) to Barcelona (BCN) in April 2026 (see full year).
One-Way flights
| 05 Apr | ITA Airways | ||
| 01 Apr | ITA Airways | ||
| 25 Apr | Aer Lingus | ||
| 03 Apr | ITA Airways | ||
| 04 Apr | TAP | ||
| 06 Apr | United | ||
| 01 Apr | British Airways | direct | |
| 02 Apr | SWISS | ||
| 03 Apr | Iberia | direct | |
| 25 Apr | United | direct |
Also check the deals for return flights from Chicago to Barcelona in April.
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