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Cheap Flights from Seattle to Sioux City - SEA to SUX

Did You Know?

You must make at least one connection to fly from Seattle, WA to Sioux City.
American Airlines has 364 connecting flights between Seattle, WA and Sioux City.

Cheap Domestic Flights from Seattle - SEA

Flights
Airline
Lowest Price
Alaska, American, United, Delta, US Airways, Frontier
$205
United, Frontier, Delta, Alaska, American, US Airways, Sun Country
$273
American, Alaska, United, Delta, US Airways, Frontier
$269
Alaska, AirTran, American, Frontier, United, US Airways, Delta
$266
Frontier, US Airways, Delta, United, American, Alaska
$273
Frontier, AirTran, American, US Airways, Delta, Alaska, United
$261
US Airways, Delta, United, Alaska
$246
Delta, American, US Airways, Frontier, AirTran, United, Alaska
$273
Delta, United, US Airways, Frontier, AirTran, American, Alaska
$273
Alaska, Delta, American, Frontier, United
$273
Frontier, Delta, Alaska, United, US Airways, American
$344
Frontier, American, Delta, United, Alaska
$273
United, US Airways, American, Delta
$333
US Airways, Alaska, American, Frontier, United, Delta
$272

Cheap Domestic Flights to Sioux City - SUX

Flights
Airline
Lowest Price
American
$373
Frontier, US Airways, American, United, Delta, Alaska
$211
American, US Airways, Frontier, Delta, United, Alaska
$273
Frontier, US Airways, Alaska, Delta, United, American
$269
Delta, Alaska, Frontier, United, Spirit, US Airways, American
$149
United, Delta, Frontier, American, US Airways, Alaska
$273
Alaska, US Airways, Delta, United
$294
Frontier, Alaska, United, US Airways, American, Delta
$230
United, Delta, JetBlue, Virgin America, Frontier, Alaska, US Airways, American, Spirit
$109
Alaska, Delta, United, US Airways, American, Frontier
$273
Spirit, Frontier, United, Delta, Alaska, US Airways, American
$273
US Airways, American, AirTran, Frontier, Spirit, Alaska, Delta, United
$264

Cheap International Flights to Sioux City - SUX

Flights
Airline
Lowest Price
Alaska, Air Canada, Delta, United, US Airways, American
$502
Air Canada, United, US Airways, American, Alaska, Delta
$403
Alaska, American, US Airways, WestJet, Air Canada, United, Delta
$439
Air Canada, United, Alaska, American, US Airways, Delta
$494
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Cheap Flights from Seattle to Sioux City, from $202 Round trip from SEA to SUX