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Find Flight Deals from Seattle/Tacoma Intl to Chicago (SEA - CHI)

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Seattle/Tacoma Intl to Chicago

(Round-trip)
Depart: Thu Apr 30 2015 Return: Mon May 4 2015 Trip spans 5 days
Sun Country Air
Sun Country Air
SEA
6:20a
MDW
11:45a
5h 25m
1 stop
MDW
4:00a
SEA
10:15a
6h 15m
1 stop
Depart: Fri May 1 2015 Return: Mon May 4 2015 Trip spans 4 days
Sun Country Air
Sun Country Air
SEA
9:05a
MDW
2:45p
5h 40m
1 stop
MDW
4:00a
SEA
10:15a
6h 15m
1 stop
Depart: Tue May 5 2015 Return: Thu May 7 2015 Trip spans 3 days
Sun Country Air
Sun Country Air
SEA
9:05a
MDW
2:45p
5h 40m
1 stop
MDW
4:00a
SEA
2:25p
10h 25m
1 stop
Depart: Mon Apr 20 2015 Return: Tue Apr 21 2015 Trip spans 2 days
Alaska Airlines
Alaska Airlines
SEA
8:35p
ORD
12:30a
3h 55m
nonstop
ORD
4:00a
SEA
8:27a
4h 27m
nonstop
Depart: Tue Apr 14 2015 Return: Tue Apr 28 2015 Trip spans 15 days
American Airlines
American Airlines
SEA
1:00a
ORD
5:05a
4h 05m
nonstop
ORD
4:20p
SEA
8:59p
4h 39m
nonstop
Depart: Sat May 2 2015 Return: Tue May 5 2015 Trip spans 4 days
United
United
SEA
2:28a
ORD
6:30a
4h 02m
nonstop
ORD
6:31p
SEA
11:06p
4h 35m
nonstop
Depart: Mon Apr 13 2015 Return: Wed Apr 29 2015 Trip spans 17 days
Alaska Airlines
Alaska Airlines
SEA
8:35p
ORD
12:30a
3h 55m
nonstop
ORD
2:00a
SEA
6:25a
4h 25m
nonstop
Depart: Wed Apr 15 2015 Return: Sat May 2 2015 Trip spans 18 days
Alaska Airlines
Alaska Airlines
SEA
8:40a
ORD
12:40p
4h 00m
nonstop
ORD
2:00a
SEA
6:25a
4h 25m
nonstop
Depart: Tue Apr 21 2015 Return: Wed Apr 22 2015 Trip spans 2 days
Alaska Airlines
Alaska Airlines
SEA
2:05p
ORD
5:48p
3h 43m
nonstop
ORD
2:00a
SEA
6:25a
4h 25m
nonstop
Depart: Wed Apr 22 2015 Return: Sat Apr 25 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
SEA
2:05p
ORD
5:48p
3h 43m
nonstop
ORD
2:00a
SEA
6:25a
4h 25m
nonstop
Depart: Fri Apr 24 2015 Return: Tue Apr 28 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
SEA
8:35p
ORD
12:30a
3h 55m
nonstop
ORD
2:00a
SEA
6:25a
4h 25m
nonstop
Depart: Sat Apr 25 2015 Return: Tue Apr 28 2015 Trip spans 4 days
American Airlines
American Airlines
SEA
1:00a
ORD
5:05a
4h 05m
nonstop
ORD
4:20p
SEA
8:59p
4h 39m
nonstop
Depart: Mon Apr 27 2015 Return: Wed Apr 29 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
SEA
8:35p
ORD
12:30a
3h 55m
nonstop
ORD
4:00a
SEA
8:27a
4h 27m
nonstop
Depart: Tue Apr 28 2015 Return: Wed Apr 29 2015 Trip spans 2 days
American Airlines
American Airlines
SEA
1:00a
ORD
5:05a
4h 05m
nonstop
ORD
4:20p
SEA
8:59p
4h 39m
nonstop
Depart: Wed Apr 29 2015 Return: Sat May 2 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
SEA
2:05p
ORD
5:48p
3h 43m
nonstop
ORD
2:00a
SEA
6:25a
4h 25m
nonstop
Depart: Mon May 4 2015 Return: Tue May 5 2015 Trip spans 2 days
Alaska Airlines
Alaska Airlines
SEA
8:35p
ORD
12:32a
3h 57m
nonstop
ORD
3:35p
SEA
8:02p
4h 27m
nonstop
Depart: Wed Apr 8 2015 Return: Wed Apr 29 2015 Trip spans 22 days
Frontier
Frontier
SEA
6:20a
ORD
12:10p
5h 50m
1 stop
ORD
10:25a
SEA
5:00p
6h 35m
1 stop
Depart: Wed May 13 2015 Return: Tue May 19 2015 Trip spans 7 days
Delta
Delta
SEA
9:00a
ORD
3:04p
6h 04m
1 stop
ORD
2:35p
SEA
9:08p
6h 33m
1 stop
Depart: Tue Jun 9 2015 Return: Sat Jun 13 2015 Trip spans 5 days
Delta
Delta
SEA
8:50p
MDW
2:33a
5h 43m
1 stop
MDW
1:16p
SEA
9:12p
7h 56m
1 stop
Depart: Tue Jun 30 2015 Return: Wed Jul 8 2015 Trip spans 9 days
US Airways
US Airways
SEA
11:00a
ORD
6:12p
7h 12m
1 stop
ORD
8:25a
SEA
5:31p
9h 06m
1 stop
Direct flights SEA to CHI on Delta
Flight # Depart SEA Arrive ORD Sun Mon Tue Wed Thu Fri Sat Valid Between
9008 8:30 am 2:26 pm Apr 6 - Apr 14
9008 8:30 am 2:26 pm Apr 15 - Apr 19
9008 8:30 am 2:26 pm Apr 16 - Apr 25
9008 8:30 am 2:30 pm May 3 - May 8
9008 8:30 am 2:26 pm Apr 26 - May 2
9008 8:30 am 2:26 pm Apr 30 - Apr 30
9008 8:30 am 2:26 pm Apr 5 - Apr 12
9008 8:30 am 2:30 pm May 4 - May 14
7511 12:40 pm 6:40 pm Apr 24 - Apr 30
7511 12:40 pm 6:40 pm May 7 - May 7
7511 12:40 pm 6:40 pm May 6 - May 13
7511 12:40 pm 6:40 pm May 5 - May 5
7511 12:40 pm 6:40 pm Apr 26 - May 4
7511 12:40 pm 6:40 pm Apr 16 - Apr 23
7511 12:40 pm 6:40 pm Apr 15 - Apr 21
7511 12:40 pm 6:40 pm Apr 7 - Apr 14
7511 12:40 pm 6:40 pm Apr 6 - Apr 12
Airports
Origin

Seattle
$254
Destination

Chicago
only $271
only $254