AirHint found the following cheapest one-way flights from Chicago (ORD) to Berlin (BER) in May 2026 (see full year).
One-Way flights
| 10 May | Icelandair | ||
| 06 May | Icelandair | ||
| 01 May | Icelandair | ||
| 18 May | Icelandair | ||
| 19 May | Frontier Airlines | ||
| 17 May | Icelandair | ||
| 15 May | Spirit Airlines | ||
| 29 May | Spirit Airlines |
Also check the deals for return flights from Chicago to Berlin in May.
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