Find Cheap Flights from Seattle/Tacoma Intl to Chicago O'Hare International (SEA - ORD)

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/Tacoma Intl to Chicago O'Hare International

(Round-trip)
Depart: Tue Oct 31 2017 Return: Tue Nov 7 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
SEA
12:00a
ORD
8:54a
8h 54m
1 stop
ORD
12:00a
SEA
8:30a
8h 30m
1 stop
Depart: Tue Dec 5 2017 Return: Tue Dec 12 2017 Trip spans 8 days
Frontier
Frontier
SEA
12:00a
ORD
4:25p
16h 25m
1 stop
ORD
12:00a
SEA
4:57p
16h 57m
1 stop
Depart: Tue Nov 7 2017 Return: Tue Nov 14 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
ORD
11:10p
23h 10m
1 stop
ORD
12:00a
SEA
12:00a
24h 00m
1 stop
Depart: Fri Nov 3 2017 Return: Sat Nov 4 2017 Trip spans 2 days
United
United
SEA
12:00a
ORD
3:58a
3h 58m
nonstop
ORD
12:00a
SEA
4:29a
4h 29m
nonstop
Depart: Tue Mar 13 2018 Return: Wed Mar 14 2018 Trip spans 2 days
Alaska Airlines
Alaska Airlines
SEA
12:00a
ORD
3:45a
3h 45m
nonstop
ORD
12:00a
SEA
4:34a
4h 34m
nonstop
Depart: Mon Dec 25 2017 Return: Wed Jan 3 2018 Trip spans 10 days
American Airlines
American Airlines
SEA
12:00a
ORD
4:07a
4h 07m
nonstop
ORD
12:00a
SEA
4:40a
4h 40m
nonstop
Depart: Thu Apr 12 2018 Return: Mon Apr 16 2018 Trip spans 5 days
Delta
Delta
SEA
12:00a
ORD
4:05a
4h 05m
nonstop
ORD
12:00a
SEA
4:35a
4h 35m
nonstop
Depart: Tue Feb 6 2018 Return: Tue Mar 6 2018 Trip spans 29 days
Spirit Airlines
Spirit Airlines
SEA
12:00a
ORD
6:37a
6h 37m
1 stop
ORD
12:00a
SEA
7:19a
7h 19m
1 stop
Depart: Fri Dec 8 2017 Return: Mon Dec 11 2017 Trip spans 4 days
Frontier
Frontier
SEA
12:00a
ORD
9:10p
21h 10m
1 stop
ORD
12:00a
SEA
9:44p
21h 44m
1 stop
Depart: Wed Feb 7 2018 Return: Sat Feb 10 2018 Trip spans 4 days
Spirit Airlines
Spirit Airlines
SEA
12:00a
ORD
6:37a
6h 37m
1 stop
ORD
12:00a
SEA
7:22a
7h 22m
1 stop
Depart: Tue Dec 5 2017 Return: Tue Dec 12 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
SEA
12:00a
ORD
6:30a
6h 30m
1 stop
ORD
12:00a
SEA
11:45a
11h 45m
1 stop
Depart: Tue Nov 14 2017 Return: Sun Nov 19 2017 Trip spans 6 days
Spirit Airlines
Spirit Airlines
SEA
12:00a
ORD
6:30a
6h 30m
1 stop
ORD
12:00a
SEA
11:45a
11h 45m
1 stop
Depart: Fri Nov 10 2017 Return: Sat Nov 11 2017 Trip spans 2 days
United
United
SEA
12:00a
ORD
3:49a
3h 49m
nonstop
ORD
12:00a
SEA
4:37a
4h 37m
nonstop
Depart: Sat Mar 24 2018 Return: Fri Mar 30 2018 Trip spans 7 days
Delta
Delta
SEA
12:00a
ORD
4:05a
4h 05m
nonstop
ORD
12:00a
SEA
4:35a
4h 35m
nonstop
Depart: Fri Jan 5 2018 Return: Mon Jan 8 2018 Trip spans 4 days
Spirit Airlines
Spirit Airlines
SEA
12:00a
ORD
6:37a
6h 37m
1 stop
ORD
12:00a
SEA
11:41a
11h 41m
1 stop
Depart: Thu Mar 1 2018 Return: Mon Mar 12 2018 Trip spans 11 days
Frontier
Frontier
SEA
12:00a
ORD
6:18a
6h 18m
1 stop
ORD
12:00a
SEA
8:24p
20h 24m
1 stop
Depart: Sun Oct 22 2017 Return: Tue Oct 24 2017 Trip spans 3 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
ORD
9:39a
9h 39m
1 stop
ORD
12:00a
SEA
9:37a
9h 37m
1 stop
Depart: Wed Dec 20 2017 Return: Thu Dec 21 2017 Trip spans 2 days
American Airlines
American Airlines
SEA
12:00a
ORD
4:10a
4h 10m
nonstop
ORD
12:00a
SEA
4:35a
4h 35m
nonstop
Depart: Sat Nov 18 2017 Return: Sat Nov 25 2017 Trip spans 8 days
Alaska Airlines
Alaska Airlines
SEA
12:00a
ORD
3:48a
3h 48m
nonstop
ORD
12:00a
SEA
4:38a
4h 38m
nonstop
Direct flights SEA to ORD on American Airlines
Flight # Depart SEA Arrive ORD Sun Mon Tue Wed Thu Fri Sat Valid Between
2715 1:00 am 7:05 am Nov 27 - Nov 27
1097 7:00 am 1:03 pm Oct 26 - Oct 27
1097 7:00 am 1:03 pm Oct 28 - Oct 28
1097 7:00 am 1:03 pm Oct 29 - Nov 3
1097 7:00 am 1:03 pm Oct 31 - Nov 4
1097 7:00 am 1:05 pm Nov 5 - Nov 6
1097 7:00 am 1:05 pm Nov 7 - Nov 7
1097 7:00 am 1:05 pm Nov 8 - Nov 15
1097 7:00 am 1:05 pm Nov 9 - Nov 16
1097 7:00 am 1:05 pm Nov 10 - Nov 17
1097 7:00 am 1:05 pm Nov 18 - Dec 11
1097 7:00 am 1:05 pm Nov 21 - Nov 28
1097 7:00 am 1:05 pm Nov 22 - Nov 22
2261 10:02 am 4:05 pm Oct 26 - Oct 27
2261 10:02 am 4:05 pm Oct 28 - Oct 28
2261 10:02 am 4:05 pm Oct 29 - Nov 3
2261 10:02 am 4:05 pm Oct 31 - Nov 4
2261 10:11 am 4:09 pm Nov 5 - Nov 6
2261 10:11 am 4:09 pm Nov 7 - Nov 7
2261 10:11 am 4:09 pm Nov 9 - Nov 21
2261 10:11 am 4:09 pm Nov 10 - Dec 11
2261 10:13 am 4:11 pm Nov 11 - Nov 11
2261 10:13 am 4:11 pm Nov 18 - Dec 9
2573 2:36 pm 8:35 pm Oct 12 - Oct 27
2573 2:36 pm 8:35 pm Oct 28 - Oct 28
2573 2:36 pm 8:35 pm Oct 29 - Nov 3
2573 2:36 pm 8:35 pm Nov 4 - Nov 4
2573 2:36 pm 8:33 pm Nov 5 - Nov 7
2573 2:36 pm 8:33 pm Nov 8 - Nov 20
2573 2:36 pm 8:33 pm Nov 21 - Nov 22
2573 2:36 pm 8:33 pm Nov 25 - Dec 14
2631 4:00 pm 10:02 pm Oct 28 - Nov 4
2631 5:25 pm 11:23 pm Oct 12 - Nov 3
1624 11:59 pm 5:49 am Oct 8 - Oct 27
1624 11:59 pm 5:49 am Oct 29 - Nov 3
1624 11:59 pm 5:53 am Nov 5 - Nov 17
1624 11:59 pm 5:53 am Nov 19 - Nov 26
1624 11:59 pm 5:53 am Nov 27 - Dec 13
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

We’re not the seller.
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
$149
Destination

Chicago
$149
Airlines Airline reviews

433 travelers who booked a flight from Seattle to Chicago rated their chosen airlines with an average of 7.2.

Overall
7.5
Boarding
7.5
Crew
7.9
Comfort
7.0
Food
6.4
Entertainment
6.3