Find Cheap Flights from Seattle to Chicago (03A - CHI)

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

Book cheap flights from Seattle to Chicago

(Round-trip)
Depart: Tue Oct 31 2017 Return: Wed Nov 8 2017 Trip spans 9 days
Spirit Airlines
Spirit Airlines
SEA
ORD
6h 36m
1 stop
ORD
SEA
8h 30m
1 stop
Depart: Tue Nov 7 2017 Return: Tue Nov 14 2017 Trip spans 8 days
Frontier
Frontier
SEA
ORD
16h 25m
1 stop
ORD
SEA
10h 02m
1 stop
Depart: Sat Nov 11 2017 Return: Tue Nov 14 2017 Trip spans 4 days
American Airlines
American Airlines
SEA
ORD
10h 04m
1 stop
ORD
SEA
9h 39m
1 stop
Depart: Tue Jan 23 2018 Return: Sat Jan 27 2018 Trip spans 5 days
Virgin America
Virgin America
SEA
ORD
7h 44m
1 stop
ORD
SEA
8h 14m
1 stop
Depart: Wed Nov 1 2017 Return: Sun Nov 5 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
SEA
ORD
3h 58m
nonstop
ORD
SEA
10h 02m
1 stop
Depart: Tue Dec 5 2017 Return: Tue Dec 12 2017 Trip spans 8 days
Frontier
Frontier
SEA
ORD
16h 25m
1 stop
ORD
SEA
16h 57m
1 stop
Depart: Wed Dec 6 2017 Return: Tue Dec 12 2017 Trip spans 7 days
Frontier
Frontier
SEA
ORD
21h 10m
1 stop
ORD
SEA
10h 00m
1 stop
Depart: Sat Nov 18 2017 Return: Mon Nov 20 2017 Trip spans 3 days
Spirit Airlines
Spirit Airlines
SEA
ORD
6h 30m
1 stop
ORD
SEA
7h 26m
1 stop
Depart: Tue Oct 31 2017 Return: Thu Nov 9 2017 Trip spans 10 days
Frontier
Frontier
SEA
ORD
16h 55m
1 stop
ORD
SEA
10h 02m
1 stop
Depart: Thu Jan 25 2018 Return: Sun Jan 28 2018 Trip spans 4 days
Spirit Airlines
Spirit Airlines
SEA
ORD
6h 37m
1 stop
ORD
SEA
7h 22m
1 stop
Depart: Tue Dec 5 2017 Return: Wed Dec 13 2017 Trip spans 9 days
Frontier
Frontier
SEA
ORD
16h 25m
1 stop
ORD
SEA
21h 44m
1 stop
Depart: Wed Apr 25 2018 Return: Sat May 12 2018 Trip spans 18 days
Spirit Airlines
Spirit Airlines
SEA
ORD
6h 41m
1 stop
ORD
SEA
8h 02m
1 stop
Depart: Sat Nov 11 2017 Return: Tue Nov 14 2017 Trip spans 4 days
Multiple Airlines
Multiple Airlines
SEA
ORD
6h 30m
1 stop
ORD
SEA
10h 02m
1 stop
Depart: Wed Jan 24 2018 Return: Sat Jan 27 2018 Trip spans 4 days
Virgin America
Virgin America
SEA
ORD
8h 25m
1 stop
ORD
SEA
8h 14m
1 stop
Depart: Wed Dec 6 2017 Return: Wed Dec 13 2017 Trip spans 8 days
Frontier
Frontier
SEA
ORD
21h 10m
1 stop
ORD
SEA
21h 44m
1 stop
Depart: Fri Apr 27 2018 Return: Mon Apr 30 2018 Trip spans 4 days
Spirit Airlines
Spirit Airlines
SEA
ORD
6h 41m
1 stop
ORD
SEA
8h 02m
1 stop
Depart: Sat Jan 27 2018 Return: Mon Jan 29 2018 Trip spans 3 days
Virgin America
Virgin America
SEA
ORD
7h 44m
1 stop
ORD
SEA
25h 28m
1 stop
Depart: Thu Dec 7 2017 Return: Tue Dec 12 2017 Trip spans 6 days
Frontier
Frontier
SEA
ORD
16h 25m
1 stop
ORD
SEA
10h 00m
1 stop
Depart: Thu Nov 23 2017 Return: Tue Nov 28 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
SEA
ORD
4h 02m
nonstop
ORD
SEA
19h 35m
1 stop
Depart: Fri Dec 8 2017 Return: Mon Dec 11 2017 Trip spans 4 days
Spirit Airlines
Spirit Airlines
SEA
ORD
6h 30m
1 stop
ORD
SEA
11h 45m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Seattle
$149
Destination

Chicago
$149
Airlines Airline reviews

122 travelers who booked a flight from Seattle to Chicago rated their chosen airlines with an average of 5.9.

Overall
6.1
Boarding
6.3
Crew
7.0
Comfort
5.5
Food
4.9
Entertainment
4.7