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

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

Book cheap flights from Chicago to Seattle/Tacoma Intl

(Round-trip)
Depart: Thu May 7 2015 Return: Fri May 8 2015 Trip spans 2 days
United
United
ORD
6:25p
SEA
11:00p
4h 35m
nonstop
SEA
8:46p
ORD
12:49a
4h 03m
nonstop
Depart: Sat May 9 2015 Return: Sun May 10 2015 Trip spans 2 days
Alaska Airlines
Alaska Airlines
ORD
2:00a
SEA
6:25a
4h 25m
nonstop
SEA
8:35p
ORD
12:32a
3h 57m
nonstop
Depart: Wed May 20 2015 Return: Wed May 27 2015 Trip spans 8 days
American Airlines
American Airlines
ORD
3:30a
SEA
8:05a
4h 35m
nonstop
SEA
1:00a
ORD
5:05a
4h 05m
nonstop
Depart: Fri May 8 2015 Return: Sun May 10 2015 Trip spans 3 days
United
United
ORD
6:25p
SEA
11:00p
4h 35m
nonstop
SEA
8:50p
ORD
12:51a
4h 01m
nonstop
Depart: Tue May 12 2015 Return: Fri May 15 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ORD
2:00a
SEA
6:25a
4h 25m
nonstop
SEA
2:05p
ORD
5:59p
3h 54m
nonstop
Depart: Wed May 13 2015 Return: Sat May 16 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ORD
2:00a
SEA
6:25a
4h 25m
nonstop
SEA
8:35p
ORD
12:32a
3h 57m
nonstop
Depart: Thu May 14 2015 Return: Sat May 16 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ORD
2:00a
SEA
6:25a
4h 25m
nonstop
SEA
8:35p
ORD
12:32a
3h 57m
nonstop
Depart: Fri May 15 2015 Return: Thu May 28 2015 Trip spans 14 days
United
United
ORD
6:25p
SEA
11:00p
4h 35m
nonstop
SEA
8:46p
ORD
12:49a
4h 03m
nonstop
Depart: Tue May 19 2015 Return: Thu May 28 2015 Trip spans 10 days
United
United
ORD
6:25p
SEA
11:00p
4h 35m
nonstop
SEA
8:46p
ORD
12:49a
4h 03m
nonstop
Depart: Fri May 29 2015 Return: Mon Jun 1 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ORD
2:00a
SEA
6:25a
4h 25m
nonstop
SEA
2:05p
ORD
5:59p
3h 54m
nonstop
Depart: Tue Jun 2 2015 Return: Wed Jun 3 2015 Trip spans 2 days
Alaska Airlines
Alaska Airlines
ORD
2:00a
SEA
6:25a
4h 25m
nonstop
SEA
2:05p
ORD
5:59p
3h 54m
nonstop
Depart: Thu Jun 4 2015 Return: Sat Jun 6 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ORD
2:00a
SEA
6:25a
4h 25m
nonstop
SEA
2:05p
ORD
5:59p
3h 54m
nonstop
Depart: Sun May 10 2015 Return: Wed May 13 2015 Trip spans 4 days
US Airways
US Airways
ORD
1:00a
SEA
8:39a
7h 39m
1 stop
SEA
10:40a
ORD
2:46p
4h 06m
nonstop
Depart: Sat May 16 2015 Return: Tue May 19 2015 Trip spans 4 days
American Airlines
American Airlines
ORD
1:00a
SEA
8:39a
7h 39m
1 stop
SEA
7:59p
ORD
11:55p
3h 56m
nonstop
Depart: Wed May 27 2015 Return: Sun Jun 7 2015 Trip spans 12 days
American Airlines
American Airlines
ORD
1:00a
SEA
8:39a
7h 39m
1 stop
SEA
1:40p
ORD
5:37p
3h 57m
nonstop
Depart: Thu May 28 2015 Return: Tue Jun 2 2015 Trip spans 6 days
American Airlines
American Airlines
ORD
1:00a
SEA
8:39a
7h 39m
1 stop
SEA
7:59p
ORD
11:55p
3h 56m
nonstop
Depart: Sat May 30 2015 Return: Sat Jun 6 2015 Trip spans 8 days
US Airways
US Airways
ORD
8:10a
SEA
5:38p
9h 28m
1 stop
SEA
1:40p
ORD
5:37p
3h 57m
nonstop
Depart: Sun May 24 2015 Return: Thu May 28 2015 Trip spans 5 days
Sun Country Air
Sun Country Air
MDW
4:00a
SEA
10:15a
6h 15m
1 stop
SEA
9:05a
MDW
2:45p
5h 40m
1 stop
Depart: Mon Jun 8 2015 Return: Tue Jun 9 2015 Trip spans 2 days
Delta
Delta
MDW
1:16p
SEA
9:39p
8h 23m
1 stop
SEA
8:50p
MDW
2:33a
5h 43m
1 stop
Depart: Thu Aug 13 2015 Return: Tue Aug 25 2015 Trip spans 13 days
Delta
Delta
ORD
2:30p
SEA
8:55p
6h 25m
1 stop
SEA
2:00a
ORD
9:04a
7h 04m
1 stop
Direct flights CHI to SEA on Delta
Flight # Depart ORD Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
9015 8:00 am 10:25 am May 24 - May 28
9015 8:00 am 10:25 am May 21 - May 25
9015 8:00 am 10:25 am May 14 - May 20
9015 8:00 am 10:25 am May 13 - May 18
9015 8:00 am 10:25 am May 4 - May 12
9015 8:00 am 10:25 am May 3 - May 10
9015 8:00 am 10:27 am Apr 26 - May 1
9015 8:00 am 10:27 am Apr 24 - Apr 24
8992 3:25 pm 5:48 pm May 15 - Jun 6
8992 3:25 pm 5:48 pm May 4 - May 14
8992 3:25 pm 5:48 pm May 3 - May 8
8992 3:25 pm 5:50 pm Apr 30 - Apr 30
8992 3:25 pm 5:50 pm Apr 26 - May 2
8992 3:25 pm 5:50 pm Apr 16 - Apr 25
Airports
Origin

Chicago
only $237
only $294
Destination

Seattle
$237