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Cheap Flights From Seattle To Illinois Last modified: Dec 9, 2016 0:34 -05:00

Cheap flights from Seattle (SEA) to popular destinations in Illinois (IL)

Chicago
Carrier Departure Date Return Date Lowest Price
Alaska Jan 25, 2017 Feb 3, 2017 $256
Alaska Jan 25, 2017 Jan 29, 2017 $256
Alaska Jan 25, 2017 Jan 30, 2017 $256
Alaska Jan 10, 2017 Jan 16, 2017 $256
Alaska Jan 31, 2017 Feb 9, 2017 $256
Alaska Jan 24, 2017 Jan 26, 2017 $256
Alaska Jan 10, 2017 Jan 13, 2017 $256
Alaska Jan 24, 2017 Feb 1, 2017 $256
Alaska Jan 31, 2017 Feb 6, 2017 $256
Alaska Jan 24, 2017 Jan 29, 2017 $256

Cheap Last Minute Flights from Seattle to Illinois Prices shown were found by travelers like you over the past 30 days

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from Seattle to Illinois. The chart below shows the best last minute deals and cheap flights this weekend we could find.

DestinationDepartingReturningPrice
Peoria 12/16/16 12/19/16 $1,151
Moline 12/23/16 12/25/16 $933
Chicago 1/12/17 1/15/17 $273
Bloomington 1/12/17 1/16/17 $486

Flight Schedule Summaries Last modified: Dec 9, 2016 0:34 -05:00Number of routes searched: 593Number of itineraries searched: 839,068

Seattle to Chicago
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American -
Alaska -
United -
American ATL
American BNA
American BOS
American CLT
Alaska ANC
Alaska LAX
Alaska PDX
Alaska SAN
JetBlue BOS
JetBlue JFK
Delta ATL
Delta DTW
Delta MSP
Delta CVG
Delta JFK
Frontier DEN
Spirit LAS
Spirit LAX
United DEN
United DFW
United EWR
United IAD
Virgin America LAX
Virgin America SFO

Cheap Domestic Flights from Seattle - SEA Last modified: Dec 9, 2016 0:34 -05:00Prices shown were found by travelers like you over the past 30 days

Cheap Flights from Seattle to Illinois - from $256 Round trip from SEA to IL