Find Cheap Flights from Chicago to Seattle/Tacoma Intl (CHI - SEA)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Chicago to Seattle/Tacoma Intl

(Round-trip)
Depart: Tue Oct 3 2017 Return: Tue Oct 17 2017 Trip spans 15 days
Spirit Airlines
Spirit Airlines
ORD
SEA
9h 05m
1 stop
SEA
ORD
12h 18m
1 stop
Depart: Mon Jul 24 2017 Return: Sun Aug 6 2017 Trip spans 14 days
Major Airline
Major Airline
ORD
SEA
4h 26m
nonstop
SEA
ORD
4h 04m
nonstop
Depart: Tue Jul 25 2017 Return: Tue Aug 1 2017 Trip spans 8 days
United
United
ORD
SEA
4h 38m
nonstop
SEA
ORD
7h 43m
1 stop
Depart: Wed Sep 6 2017 Return: Sat Sep 9 2017 Trip spans 4 days
Frontier
Frontier
ORD
SEA
7h 11m
1 stop
SEA
ORD
8h 55m
1 stop
Depart: Thu Nov 23 2017 Return: Wed Nov 29 2017 Trip spans 7 days
Delta
Delta
ORD
SEA
4h 35m
nonstop
SEA
ORD
4h 05m
nonstop
Depart: Tue Aug 15 2017 Return: Sun Aug 20 2017 Trip spans 6 days
Southwest
Southwest
MDW
SEA
4h 30m
nonstop
SEA
MDW
4h 05m
nonstop
Depart: Fri Aug 4 2017 Return: Wed Aug 16 2017 Trip spans 13 days
Major Airline
Major Airline
ORD
SEA
4h 26m
nonstop
SEA
ORD
4h 04m
nonstop
Depart: Sat Sep 2 2017 Return: Wed Sep 6 2017 Trip spans 5 days
Frontier
Frontier
ORD
SEA
7h 11m
1 stop
SEA
ORD
8h 53m
1 stop
Depart: Sun Aug 13 2017 Return: Tue Aug 22 2017 Trip spans 10 days
United
United
ORD
SEA
4h 28m
nonstop
SEA
ORD
3h 55m
nonstop
Depart: Thu Nov 30 2017 Return: Sun Dec 3 2017 Trip spans 4 days
Delta
Delta
ORD
SEA
4h 35m
nonstop
SEA
ORD
4h 05m
nonstop
Depart: Tue Jul 4 2017 Return: Sat Jul 8 2017 Trip spans 5 days
Major Airline
Major Airline
ORD
SEA
5h 25m
nonstop
SEA
ORD
1h 25m
nonstop
Depart: Thu Aug 31 2017 Return: Sat Sep 9 2017 Trip spans 10 days
United
United
ORD
SEA
4h 28m
nonstop
SEA
ORD
3h 49m
nonstop
Depart: Tue Dec 12 2017 Return: Tue Dec 19 2017 Trip spans 8 days
Delta
Delta
ORD
SEA
4h 35m
nonstop
SEA
ORD
4h 05m
nonstop
Depart: Thu Aug 24 2017 Return: Tue Aug 29 2017 Trip spans 6 days
Major Airline
Major Airline
ORD
SEA
7h 51m
nonstop
SEA
ORD
13h 38m
nonstop
Depart: Thu Sep 28 2017 Return: Fri Oct 6 2017 Trip spans 9 days
Delta
Delta
ORD
SEA
4h 35m
nonstop
SEA
ORD
4h 05m
nonstop
Depart: Wed Oct 25 2017 Return: Sun Oct 29 2017 Trip spans 5 days
Frontier
Frontier
ORD
SEA
6h 47m
1 stop
SEA
ORD
8h 55m
1 stop
Depart: Mon Sep 18 2017 Return: Tue Sep 19 2017 Trip spans 2 days
Major Airline
Major Airline
ORD
SEA
4h 25m
nonstop
SEA
ORD
3h 45m
nonstop
Depart: Sat Sep 30 2017 Return: Sun Oct 8 2017 Trip spans 9 days
Delta
Delta
MDW
SEA
6h 25m
1 stop
SEA
MDW
8h 33m
1 stop
Depart: Sat Jul 15 2017 Return: Sat Jul 22 2017 Trip spans 8 days
United
United
ORD
SEA
4h 39m
nonstop
SEA
ORD
7h 43m
1 stop
Depart: Fri Oct 27 2017 Return: Sat Oct 28 2017 Trip spans 2 days
Major Airline
Major Airline
ORD
SEA
4h 27m
nonstop
SEA
ORD
3h 56m
nonstop
Direct flights CHI to SEA on American Airlines
Flight # Depart ORD Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
2554 7:10 am 9:39 am Jul 5 - Aug 21
1239 10:25 am 12:55 pm Aug 4 - Aug 21
1239 10:30 am 1:00 pm Jul 5 - Aug 3
1438 1:51 pm 4:26 pm Jun 29 - Aug 21
1438 1:56 pm 4:31 pm Jul 2 - Aug 20
1085 5:00 pm 7:33 pm Jun 29 - Oct 4
2419 8:10 pm 10:42 pm Jun 29 - Aug 21
2419 8:10 pm 10:42 pm Jul 4 - Aug 16
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Chicago
only $265
only $334
Destination

Seattle
$265
Airlines Airline reviews

210 travelers who booked a flight from Chicago to Seattle rated their chosen airlines with an average of 6.1.

Overall
6.2
Boarding
6.4
Crew
7.2
Comfort
5.9
Food
5.2
Entertainment
5.1