AirHint found the following cheapest one-way flights from Chicago (ORD) to Sofia (SOF) in July 2025 (see full year).
One-Way flights
| 16 Jul | ITA Airways | ||
| 15 Jul | Icelandair | ||
| 10 Jul | ITA Airways | ||
| 31 Jul | LOT |
Also check the deals for return flights from Chicago to Sofia in July.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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