AirHint found the following cheapest one-way flights from Chicago (ORD) to Madrid (MAD) in June 2026 (see full year).
One-Way flights
| 06 Jun | WestJet | ||
| 10 Jun | jetBlue | ||
| 27 Jun | jetBlue | ||
| 04 Jun | jetBlue | ||
| 03 Jun | jetBlue | ||
| 09 Jun | Frontier Airlines | ||
| 13 Jun | jetBlue | ||
| 19 Jun | Volaris | ||
| 05 Jun | jetBlue | ||
| 21 Jun | Volaris |
Also check the deals for return flights from Chicago to Madrid in June.
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