Welcome | Sign out
Recommended by:More >

Cheap Flights from Chicago to Sofia, Bulgaria - CHI to SOF

Did You Know?

United Airlines has 424 connecting flights between Chicago, IL and Sofia.
You must make at least one connection to fly from Chicago, IL to Sofia.

Cheap Domestic Flights from Chicago - CHI

Flights
Airline
Lowest Price
American, JetBlue, AirTran, Alaska, Spirit, United, US Airways
$120
AirTran, American, US Airways, Delta, United, Alaska, Sun Country, Virgin America, Frontier, Spirit
$204
US Airways, Delta, American, Sun Country, Spirit, Frontier, Virgin America, AirTran, United, Alaska
$132
United, Delta, US Airways, American, Spirit, JetBlue, AirTran, Alaska
$149

Cheap International Flights from Chicago - CHI

Flights
Airline
Lowest Price
LOT, Brussels, Alitalia, Austrian, SAS, KLM, US Airways, Air Europa, Iberia, Tap Portugal, Virgin Atlantic, Turkish, Swiss, Delta, United, British Airways, Air Canada, American, Air Berlin, Air France, Lufthansa, Aer Lingus, Finnair
$829
Royal Jordanian, Delta, United, American, Air France, Lufthansa, US Airways, Turkish, Singapore, British Airways, Egyptair, Alitalia, Austrian, LOT, Air Canada, KLM, Swiss
$752
Swiss, Turkish, Austrian, Lufthansa, United
$827
Air Canada, KLM, US Airways, Air Europa, Iberia, Delta, LOT, Swiss, Turkish, American, SAS, Austrian, Alitalia, British Airways, Finnair, United, Brussels, Air France, Air Berlin, Aer Lingus, Emirates, Lufthansa
$719
Austrian, LOT, Air Canada, United, Air Berlin, Air France, Lufthansa, Tap Portugal, Swiss, KLM, Turkish, US Airways, Alitalia
$690
Austrian, US Airways, SAS, LOT, Swiss, KLM, Turkish, Alitalia, Brussels, British Airways, Iberia, Lufthansa, Air France, United, American, Delta, Air Canada, Tap Portugal, Egyptair
$768
Swiss, LOT, Alitalia, Air Tahiti Nui, Tap Portugal, Iberia, Turkish, Delta, Air Canada, Lufthansa, Air Berlin, American, United, Air France, British Airways, Finnair, Brussels, Austrian, SAS, KLM, US Airways, Air Europa, Aer Lingus
$788
Tap Portugal, Austrian, Swiss, Turkish, Lufthansa
$640
American, United, Air France, Delta, Air Canada, Tap Portugal, British Airways, Finnair, Brussels, Alitalia, US Airways, KLM, SAS, Austrian, Lufthansa, Iberia, LOT, Turkish, Swiss
$641
Lufthansa, Air Berlin, Turkish, Alitalia, US Airways, Tap Portugal, British Airways, Austrian
$746
Austrian, KLM, Alitalia, United, British Airways, Delta, Air France, Lufthansa, Turkish
$807
Tap Portugal, Delta, LOT, Turkish, Swiss, Iberia, US Airways, Air France, Air Berlin, American, United, Aer Lingus, Air Canada, Singapore, British Airways, Finnair, Brussels, Alitalia, Austrian, SAS, KLM, Lufthansa
$767
Alitalia, Brussels, SAS, Austrian, LOT, Swiss, Turkish, Finnair, British Airways, Tap Portugal, Air Canada, Delta, American, Air France, Lufthansa, Iberia, Air Europa, Aer Lingus, KLM, United, US Airways
$708
Alitalia, SAS, Austrian, LOT, Swiss, KLM, Turkish, Virgin Atlantic, US Airways, Finnair, British Airways, Tap Portugal, Aer Lingus, Lufthansa, Air France, Iberia, Air Berlin, American, Delta, United, Air Canada, Brussels
$753
US Airways, KLM, SAS, Iberia, American, Delta, Tap Portugal, LOT, Swiss, Austrian, Alitalia, Brussels, Air Berlin, Air France, Lufthansa, Aer Lingus, United, Air Canada, British Airways, Finnair, Turkish
$695
Turkish, Tap Portugal, Austrian, United, Lufthansa
$898
SAS, Austrian, LOT, KLM, Turkish, US Airways, Swiss, Air France, Brussels, Finnair, British Airways, Iberia, Lufthansa, Air Berlin, American, Alitalia, United, Delta, Air Canada, Tap Portugal
$660
LOT, Austrian, Brussels, Finnair, Air Canada, United, American, Air Berlin, Lufthansa
$677
American, Turkish, KLM, Swiss, LOT, Austrian, SAS, Brussels, Alitalia, Finnair, British Airways, Tap Portugal, Air Canada, United, US Airways, Air Berlin, Delta, Lufthansa, Iberia, Aer Lingus, Air France
$766
Lufthansa, Emirates, Air France, Air Berlin, Swiss, American, LOT, Delta, Iberia, Air Europa, US Airways, KLM, SAS, JetBlue, Austrian, United, Air Canada, British Airways, Turkish, Finnair, Brussels, Alitalia, Aer Lingus
$710
Alitalia, Austrian, KLM, Turkish
$697
SAS, Austrian, LOT, Swiss, KLM, Iberia, Turkish, US Airways, Aer Lingus, Brussels, Alitalia, Finnair, Lufthansa, Air France, Air Berlin, American, Delta, Air Canada, United, Tap Portugal, British Airways
$716
Iberia, Air Europa, Delta, US Airways, KLM, SAS, LOT, Swiss, Aer Lingus, Austrian, Lufthansa, Air France, Air Berlin, American, United, Air Canada, British Airways, Finnair, Brussels, Alitalia, Turkish
$738
Lufthansa, Air France, Air Berlin, American, United, Air Canada, KLM, Brussels, LOT, Royal Jordanian, Delta, Iberia, US Airways, Austrian, SAS, Swiss, El Al, Turkish, British Airways, Finnair, Alitalia
$760

Cheap International Flights to Sofia - SOF

Flights
Airline
Lowest Price
Air Canada, KLM, American, Alitalia, Austrian, British Airways, Air Berlin, Air France, Lufthansa, Iberia, United
$1133
American, Iberia, Lufthansa, Air France, Air Berlin, United, Air Canada, KLM, Alitalia, British Airways
$932
Recommended by:More >
Cheap Flights from Chicago to Sofia, Bulgaria, from $648 Round trip from CHI to SOF