AirHint found the following cheapest one-way flights from Chicago (ORD) to Barcelona (BCN) in April 2026 (see full year).
One-Way flights
| 15 Apr | jetBlue | ||
| 17 Apr | jetBlue | ||
| 24 Apr | Scandinavian Airlines | ||
| 11 Apr | TAP | ||
| 15 Apr | British Airways | direct | |
| 24 Apr | British Airways | direct | |
| 17 Apr | Iberia | direct | |
| 11 Apr | British Airways | direct |
Also check the deals for return flights from Chicago to Barcelona in April.
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