Find Deals on Flights from Chicago O'Hare International to Seattle

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 O'Hare International to Seattle

(Round-trip)
Depart: Sat Apr 22 2017 Return: Wed Apr 26 2017 Trip spans 5 days
Frontier
Frontier
ORD
12:40p
SEA
7:35p
6h 55m
1 stop
SEA
7:00a
ORD
2:29p
7h 29m
1 stop
Depart: Mon Mar 6 2017 Return: Wed Mar 8 2017 Trip spans 3 days
Spirit Airlines
Spirit Airlines
ORD
11:42a
SEA
5:50a
18h 08m
1 stop
SEA
1:00a
ORD
4:48p
15h 48m
1 stop
Depart: Wed Apr 19 2017 Return: Wed Apr 26 2017 Trip spans 8 days
Major Airline
Major Airline
ORD
7:08a
SEA
5:58p
10h 50m
nonstop
SEA
7:00a
ORD
1:56p
6h 56m
nonstop
Depart: Sat May 6 2017 Return: Tue May 16 2017 Trip spans 11 days
Alaska Airlines
Alaska Airlines
ORD
1:37p
SEA
12:15a
10h 38m
1 stop
SEA
6:55a
ORD
5:19p
10h 24m
1 stop
Depart: Sat Mar 25 2017 Return: Wed Apr 5 2017 Trip spans 12 days
United
United
ORD
3:40p
SEA
8:02p
4h 22m
nonstop
SEA
9:48a
ORD
1:46p
3h 58m
nonstop
Depart: Thu Feb 23 2017 Return: Sat Feb 25 2017 Trip spans 3 days
Delta
Delta
ORD
9:15a
SEA
8:53p
11h 38m
1 stop
SEA
7:40p
ORD
3:39a
7h 59m
1 stop
Depart: Mon May 15 2017 Return: Wed May 17 2017 Trip spans 3 days
American Airlines
American Airlines
ORD
4:05p
SEA
8:33p
4h 28m
nonstop
SEA
7:59p
ORD
11:57p
3h 58m
nonstop
Depart: Wed Apr 26 2017 Return: Sat Apr 29 2017 Trip spans 4 days
Frontier
Frontier
ORD
12:40p
SEA
7:35p
6h 55m
1 stop
SEA
5:57a
ORD
3:34p
9h 37m
1 stop
Depart: Tue Mar 7 2017 Return: Wed Mar 8 2017 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
1:00a
SEA
5:30p
16h 30m
1 stop
SEA
1:00a
ORD
4:48p
15h 48m
1 stop
Depart: Tue Feb 28 2017 Return: Tue Mar 7 2017 Trip spans 8 days
Major Airline
Major Airline
ORD
8:15a
SEA
9:15a
25h 00m
1 stop
SEA
7:00p
ORD
5:20a
10h 20m
1 stop
Depart: Wed Mar 8 2017 Return: Sat Mar 11 2017 Trip spans 4 days
Frontier
Frontier
ORD
3:00a
SEA
2:43p
11h 43m
1 stop
SEA
4:55a
ORD
3:26p
10h 31m
1 stop
Depart: Sat Mar 4 2017 Return: Wed Mar 8 2017 Trip spans 5 days
Spirit Airlines
Spirit Airlines
ORD
11:42a
SEA
5:50a
18h 08m
1 stop
SEA
1:00a
ORD
4:48p
15h 48m
1 stop
Depart: Tue Apr 18 2017 Return: Wed Apr 26 2017 Trip spans 9 days
Frontier
Frontier
ORD
12:45p
SEA
5:58a
17h 13m
1 stop
SEA
7:00a
ORD
2:29p
7h 29m
1 stop
Depart: Sun Mar 5 2017 Return: Tue Mar 7 2017 Trip spans 3 days
Spirit Airlines
Spirit Airlines
ORD
11:42a
SEA
5:50a
18h 08m
1 stop
SEA
10:02a
ORD
6:55a
20h 53m
1 stop
Depart: Sun Apr 23 2017 Return: Tue Apr 25 2017 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ORD
2:00a
SEA
6:27a
4h 27m
nonstop
SEA
5:51a
ORD
5:00p
11h 09m
1 stop
Depart: Sat Mar 18 2017 Return: Wed Mar 22 2017 Trip spans 5 days
Major Airline
Major Airline
ORD
9:15a
SEA
3:30p
6h 15m
1 stop
SEA
7:02a
ORD
1:59p
6h 57m
1 stop
Depart: Wed Mar 29 2017 Return: Tue Apr 4 2017 Trip spans 7 days
United
United
ORD
3:40p
SEA
8:02p
4h 22m
nonstop
SEA
2:49a
ORD
6:48a
3h 59m
nonstop
Depart: Wed Mar 1 2017 Return: Wed Mar 8 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
ORD
1:00a
SEA
5:30p
16h 30m
1 stop
SEA
4:35a
ORD
4:56p
12h 21m
1 stop
Depart: Tue Mar 14 2017 Return: Tue Mar 21 2017 Trip spans 8 days
Frontier
Frontier
ORD
4:00a
SEA
3:43p
11h 43m
1 stop
SEA
2:55p
ORD
4:39a
13h 44m
1 stop
Depart: Thu May 4 2017 Return: Tue May 16 2017 Trip spans 13 days
Alaska Airlines
Alaska Airlines
ORD
2:00a
SEA
6:27a
4h 27m
nonstop
SEA
6:55a
ORD
5:19p
10h 24m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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

Chicago
$207
Destination

Seattle
$207
Airlines Airline reviews

292 travelers who booked a flight from Chicago to Seattle rated their chosen airlines with an average of 6.7.

Overall
6.8
Boarding
7.1
Crew
7.6
Comfort
6.6
Food
5.9
Entertainment
5.8