Find Cheap Flights from Seattle to Chicago

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 Seattle to Chicago

(Round-trip)
Depart: Tue Nov 7 2017 Return: Tue Nov 14 2017 Trip spans 8 days
Frontier
Frontier
SEA
ORD
16h 25m
1 stop
ORD
SEA
17h 15m
1 stop
Depart: Wed Sep 13 2017 Return: Sat Sep 16 2017 Trip spans 4 days
Spirit Airlines
Spirit Airlines
SEA
ORD
8h 54m
1 stop
ORD
SEA
16h 55m
1 stop
Depart: Thu Sep 7 2017 Return: Sat Sep 9 2017 Trip spans 3 days
American Airlines
American Airlines
SEA
ORD
3h 58m
nonstop
ORD
SEA
4h 33m
nonstop
Depart: Fri Sep 22 2017 Return: Tue Sep 26 2017 Trip spans 5 days
Delta
Delta
SEA
MDW
7h 53m
1 stop
MDW
SEA
7h 04m
1 stop
Depart: Mon Oct 2 2017 Return: Tue Oct 3 2017 Trip spans 2 days
United
United
SEA
ORD
3h 52m
nonstop
ORD
SEA
4h 31m
nonstop
Depart: Wed Dec 6 2017 Return: Sat Dec 9 2017 Trip spans 4 days
Frontier
Frontier
SEA
ORD
21h 00m
1 stop
ORD
SEA
21h 49m
1 stop
Depart: Thu Aug 24 2017 Return: Mon Aug 28 2017 Trip spans 5 days
Spirit Airlines
Spirit Airlines
SEA
ORD
19h 01m
1 stop
ORD
SEA
16h 13m
1 stop
Depart: Wed Oct 4 2017 Return: Mon Oct 9 2017 Trip spans 6 days
Frontier
Frontier
SEA
ORD
8h 45m
1 stop
ORD
SEA
12h 18m
1 stop
Depart: Fri Aug 25 2017 Return: Sun Aug 27 2017 Trip spans 3 days
Major Airline
Major Airline
SEA
MDW
4h 05m
nonstop
MDW
SEA
4h 30m
nonstop
Depart: Tue Sep 26 2017 Return: Mon Oct 9 2017 Trip spans 14 days
Spirit Airlines
Spirit Airlines
SEA
ORD
8h 54m
1 stop
ORD
SEA
11h 04m
1 stop
Depart: Sat Oct 7 2017 Return: Sun Oct 8 2017 Trip spans 2 days
United
United
SEA
ORD
3h 50m
nonstop
ORD
SEA
4h 33m
nonstop
Depart: Thu Oct 19 2017 Return: Mon Oct 30 2017 Trip spans 12 days
Delta
Delta
SEA
ORD
3h 52m
nonstop
ORD
SEA
4h 34m
nonstop
Depart: Fri Nov 3 2017 Return: Tue Nov 7 2017 Trip spans 5 days
Delta
Delta
SEA
ORD
4h 04m
nonstop
ORD
SEA
4h 35m
nonstop
Depart: Fri Nov 10 2017 Return: Tue Nov 14 2017 Trip spans 5 days
Delta
Delta
SEA
ORD
4h 05m
nonstop
ORD
SEA
4h 35m
nonstop
Depart: Wed Nov 22 2017 Return: Tue Nov 28 2017 Trip spans 7 days
United
United
SEA
ORD
8h 48m
1 stop
ORD
SEA
9h 47m
1 stop
Depart: Mon Nov 20 2017 Return: Tue Nov 28 2017 Trip spans 9 days
Delta
Delta
SEA
ORD
4h 05m
nonstop
ORD
SEA
4h 35m
nonstop
Depart: Thu Aug 31 2017 Return: Tue Sep 5 2017 Trip spans 6 days
United
United
SEA
ORD
4h 08m
nonstop
ORD
SEA
4h 33m
nonstop
Depart: Fri Dec 1 2017 Return: Wed Dec 6 2017 Trip spans 6 days
Delta
Delta
SEA
ORD
4h 05m
nonstop
ORD
SEA
4h 35m
nonstop
Depart: Fri Jan 12 2018 Return: Tue Jan 16 2018 Trip spans 5 days
Delta
Delta
SEA
ORD
4h 05m
nonstop
ORD
SEA
4h 35m
nonstop
Depart: Thu Jan 18 2018 Return: Mon Jan 22 2018 Trip spans 5 days
Delta
Delta
SEA
ORD
4h 05m
nonstop
ORD
SEA
4h 35m
nonstop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

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At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

Seattle
$218
Destination

Chicago
only $218
only $304
Airlines Airline reviews

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

Overall
6.4
Boarding
6.6
Crew
7.2
Comfort
5.7
Food
5.2
Entertainment
5.2