AirHint found the following cheapest one-way flights from Helsinki (HEL) to Chicago (ORD) in October 2026 (see full year).
One-Way flights
| 15 Oct | Ryanair | ||
| 05 Oct | Turkish Airlines | ||
| 05 Oct | Finnair | direct | |
| 15 Oct | British Airways | direct |
Also check the deals for return flights from Helsinki to Chicago in October.
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