Cheapest return flights from Chicago to Sofia in July from 721€

AirHint found the following cheapest return flights from Chicago (ORD) to Sofia (SOF) in July 2026 (see full year).

Return flights

30 Jul - 27 Aug Lufthansa
27 Jul - 16 Aug KLM
07 Jul - 21 Jul Spirit Airlines
25 Jul - 08 Aug Icelandair
08 Jul - 24 Jul Lufthansa
22 Jul - 05 Aug TAP
13 Jul - 04 Aug Lufthansa
01 Jul - 22 Jul Aer Lingus
13 Jul - 03 Aug Lufthansa
11 Jul - 15 Aug KLM
11 Jul - 10 Aug United
02 Jul - 05 Aug HiSky Europe
11 Jul - 05 Aug United
05 Jul - 19 Jul Lufthansa
06 Jul - 26 Jul Lufthansa
02 Jul - 30 Jul HiSky Europe

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

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