Cheapest return flights from Chicago to Sofia in July from $572

Best time to book flights for Chicago (ORD) to Sofia (SOF) flights at AirHint

AirHint found the following cheapest return flights from Chicago (ORD) to Sofia (SOF) in July 2025 (see full year).

Return flights

29 Jul - 19 Aug SWISS
30 Jul - 26 Aug SWISS
15 Jul - 21 Aug SWISS
21 Jul - 18 Aug SWISS
17 Jul - 22 Aug Lufthansa
19 Jul - 20 Aug Lufthansa
12 Jul - 20 Aug SWISS
17 Jul - 20 Aug Lufthansa
01 Jul - 27 Aug Lufthansa
09 Jul - 27 Aug SWISS
08 Jul - 23 Jul SWISS
08 Jul - 24 Jul SWISS
21 Jul - 30 Jul LOT
21 Jul - 31 Jul LOT
17 Jul - 24 Jul United
08 Jul - 28 Jul British Airways
01 Jul - 15 Jul Spirit Airlines
08 Jul - 29 Jul Icelandair
01 Jul - 08 Jul United
18 Jul - 27 Jul Air Canada

Also check the deals for one-way flights from Chicago to Sofia in July.

Skyscanner

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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