Flights from Chicago to Bulgaria starting at USD412*

Trending one way fares for flights from Chicago to Bulgaria

USD

Chicago (ORD)to

Sofia (SOF)
Depart: 04/12/2025
From
USD412
Seen: 16 hrs ago
One-way
/
Economy

Chicago (ORD)to

Sofia (SOF)
Depart: 04/09/2025
From
USD568
Seen: 16 hrs ago
One-way
/
Economy

Chicago (ORD)to

Sofia (SOF)
Depart: 04/13/2025
From
USD585
Seen: 16 hrs ago
One-way
/
Economy

Chicago (ORD)to

Sofia (SOF)
Depart: 04/11/2025
From
USD815
Seen: 16 hrs ago
One-way
/
Economy

Chicago (ORD)to

Sofia (SOF)
Depart: 04/10/2025
From
USD1,133
Seen: 16 hrs ago
One-way
/
Economy

*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.

Best round trip offers from Chicago to Bulgaria

USD

*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.

Flights from Chicago to Bulgaria {price_modifier}starting at **Flights.FromLowestPrice**