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Cheap Flights from Seattle to Sofia, Bulgaria - SEA to SOF

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You must make at least one connection to fly from Seattle, WA to Sofia.
United Airlines has 490 connecting flights between Seattle, WA and Sofia.

Cheap Domestic Flights from Seattle - SEA

Flights
Airline
Lowest Price
Delta, Alaska, US Airways, American, Sun Country, United, Frontier, AirTran, Virgin America
$254
AirTran, Virgin America, Frontier, US Airways, American, Alaska, United, Sun Country, JetBlue
$293

Cheap International Flights from Seattle - SEA

Flights
Airline
Lowest Price
Icelandair, Korean, Air Europa, Iberia, Condor, Delta, LOT, Swiss, Turkish, Air New Zealand, US Airways, KLM, Austrian, Lufthansa, Air France, Air Berlin, American, United, Air Canada, British Airways, Finnair, Brussels, Alitalia, Virgin Atlantic, Tap Portugal
$973
Singapore, Swiss, KLM, Turkish, Air New Zealand, LOT, British Airways, Alitalia, Austrian, Air Canada, Korean, Delta, American, Lufthansa, Air France, US Airways, United
$937
Air Europa, Korean, British Airways, Finnair, Brussels, Tap Portugal, SAS, KLM, US Airways, Icelandair, Turkish, Swiss, Delta, LOT, Alitalia, Air Canada, Austrian, Lufthansa, Air France, Air Berlin, American, Iberia, United
$961
Swiss, Air France, Brussels, US Airways, Turkish, KLM, Delta, Iberia, Lufthansa, Air Berlin, American, Czech, United, Air Canada, Tap Portugal, British Airways, Finnair, Alitalia, LOT, Austrian
$964
Lufthansa, United, Austrian, Swiss, Turkish
$1069
LOT, KLM, Delta, US Airways, Icelandair, Korean, Iberia, Air Europa, SAS, Austrian, Brussels, Lufthansa, Air France, Air Berlin, American, Air Canada, British Airways, Finnair, Alitalia, Swiss, Turkish, United
$1001
Icelandair, Austrian, SAS, Alitalia, Brussels, Finnair, British Airways, Singapore, Air Canada, American, Lufthansa, Air France, United, LOT, Korean, Condor, Iberia, US Airways, Delta, Tap Portugal, Air New Zealand, Turkish, KLM, Swiss, Air Berlin
$808
Austrian, LOT, Swiss, KLM, Turkish, US Airways, Brussels, British Airways, Tap Portugal, Icelandair, Iberia, Lufthansa, Air France, American, Delta, United, Air Canada, Alitalia
$1052
Lufthansa, Austrian, Tap Portugal, Turkish, Swiss
$1030
Tap Portugal, US Airways, Turkish, Austrian, Alitalia, Air Berlin, Lufthansa
$1029
Lufthansa, US Airways, KLM, Air Canada, Air France, United, Turkish, Swiss, LOT, Austrian, Tap Portugal, Alitalia
$993
KLM, Turkish, Delta, Alitalia, Austrian, United, Air France, Lufthansa
$1158

Cheap International Flights to Sofia - SOF

Flights
Airline
Lowest Price
Turkish, KLM, LOT, Austrian, Finnair, British Airways, Air Canada, United, American, Air France, Iberia, Lufthansa
$896
Iberia, Turkish, KLM, LOT, Alitalia, British Airways, Air Canada, United, American, Lufthansa, Air France
$992
LOT, Brussels, Finnair, Austrian, Swiss, KLM, Turkish, Virgin Atlantic, US Airways, Air Transat, British Airways, Air Canada, Icelandair, American, Korean, Iberia, Lufthansa, Condor, Air France, United, Delta
$700
KLM, Air Canada, LOT, Austrian, British Airways, Singapore, Turkish, Korean, Lufthansa, Air France, American, Swiss, United, Delta
$898
Turkish, Lufthansa, Austrian, Swiss
$1296
Finnair, British Airways, Delta, Air Canada, Air Transat, KLM, Brussels, Austrian, LOT, Swiss, US Airways, Jet Airways, Turkish, United, Icelandair, American, Air France, Lufthansa, Iberia, Korean
$699
American, Air France, Lufthansa, Iberia, Turkish, LOT, KLM, Swiss, Delta, United, Air Canada, British Airways, Finnair, Brussels, Austrian
$896
Lufthansa, United, Austrian, Swiss, Turkish
$1292
United, Austrian, Turkish, LOT, Swiss, KLM, Air France, Lufthansa, Air Canada
$1196
US Airways, Alitalia, LOT, Swiss, KLM, Turkish, British Airways, Singapore, Air Canada, United, Air New Zealand, Delta, American, Air France, Lufthansa
$973
Iberia, US Airways, Turkish, KLM, Lufthansa, American, Delta, United, Air Canada, British Airways, Brussels, Alitalia, LOT, Air France, Swiss
$996
Iberia, American, Icelandair, Air France, Turkish, KLM, Swiss, LOT, Lufthansa, Air Canada, Delta, US Airways, United, Austrian, Brussels, British Airways
$887
British Airways, Air Transat, United, Air Canada, Delta, American, Air France, Condor, Iberia, Korean, Icelandair, Finnair, Brussels, US Airways, Turkish, Lufthansa, KLM, Swiss, LOT, Austrian
$573
United, Lufthansa, Air France, Swiss, SAS, Turkish, Delta, Iberia, US Airways, American, Brussels, Alitalia, LOT, British Airways, Air Canada, KLM
$1069
Turkish, Air Canada, British Airways, Finnair, Brussels, Austrian, LOT, Swiss, KLM, Delta, United, Iberia, American, Air France, Korean, Icelandair, US Airways, Lufthansa
$793
United, Lufthansa, Delta, American, Air France, Air Canada, Brussels, Alitalia, LOT, Swiss, KLM, Turkish, US Airways, British Airways, Iberia
$1056
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Cheap Flights from Seattle to Sofia, Bulgaria, from $979 Round trip from SEA to SOF