Welcome | Sign out
Recommended by:More >

Cheap Flights from Seattle to Illinois

Did You Know?

American Airlines has 27 nonstop flights between Seattle and Illinois.
The largest aircraft flying nonstop from Seattle to Illinois is the Boeing 777 with 328 seats.
There are no short haul direct flights between Seattle and Illinois.
There is only one nonstop flight from Seattle to Illinois per week on large aircraft.
39% of all flights from Seattle to Illinois arrive during afternoon hours.
There are 79 nonstop flights from Seattle to Illinois.
American Airlines provides 34% of the nonstop flights from Seattle to Illinois.
The shortest nonstop flight between Seattle and Illinois is 1,715 miles.

Cheap Domestic Flights from Seattle - SEA

Flights
Airline
Lowest Price
Delta, Alaska, US Airways, American, Sun Country, United, Frontier, AirTran, Virgin America
$261
Alaska, US Airways, American, United, Delta
$353
American, Frontier, Delta
$353
United, Delta, US Airways, American
$353
American
$354
United, American
$353

Cheap Domestic Flights to Illinois - IL

Flights
Airline
Lowest Price
American, United, Frontier, Delta, Alaska, Virgin America, Spirit, US Airways
$182
American, Frontier, Delta, Alaska
$335
American, US Airways, United, Delta, Alaska
$325
United, American, US Airways, Delta
$353
US Airways, Delta, United, American, Alaska
$353
Delta, Alaska
$313
American, United
$353
American, Delta, Alaska
$321
American
$354
Delta, Frontier, American
$353
US Airways, Alaska, United, Delta, American
$335
American, Delta, Alaska
$366
Delta, American
$366

Cheap International Flights to Illinois - IL

Flights
Airline
Lowest Price
American, United, Alaska, Air Canada, Delta, US Airways, WestJet
$387
Air Canada, Delta, United, Alaska, American, WestJet
$434
United, Alaska, American, Delta
$492
WestJet, Air Canada
$472
American, Delta
$418
United, Delta, US Airways, American
$439
Air Canada, WestJet
$490
American
$741
American, United
$966
Air Canada
$440
Recommended by:More >
Cheap Flights from Seattle to Illinois - from $261 Round trip from SEA to IL