Find Deals on 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 Sep 27 2016 Return: Sun Oct 2 2016 Trip spans 6 days
Major Airline
Major Airline
ORD
SEA
4h 30m
nonstop
SEA
ORD
4h 00m
nonstop
Depart: Sat Oct 22 2016 Return: Sat Oct 29 2016 Trip spans 8 days
Frontier
Frontier
ORD
SEA
4h 31m
nonstop
SEA
ORD
4h 01m
nonstop
Depart: Sat Oct 1 2016 Return: Fri Oct 7 2016 Trip spans 7 days
Major Airline
Major Airline
ORD
SEA
4h 25m
nonstop
SEA
ORD
3h 58m
nonstop
Depart: Tue Oct 11 2016 Return: Sun Oct 16 2016 Trip spans 6 days
American Airlines
American Airlines
ORD
SEA
9h 42m
1 stop
SEA
ORD
4h 01m
nonstop
Depart: Wed Nov 30 2016 Return: Tue Dec 6 2016 Trip spans 7 days
Alaska Airlines
Alaska Airlines
ORD
SEA
4h 39m
nonstop
SEA
ORD
3h 46m
nonstop
Depart: Thu Sep 29 2016 Return: Sun Oct 2 2016 Trip spans 4 days
Southwest
Southwest
MDW
SEA
4h 25m
nonstop
SEA
MDW
4h 05m
nonstop
Depart: Tue Jan 10 2017 Return: Fri Jan 13 2017 Trip spans 4 days
Delta
Delta
MDW
SEA
6h 50m
1 stop
SEA
MDW
7h 55m
1 stop
Depart: Fri Sep 30 2016 Return: Sun Oct 2 2016 Trip spans 3 days
Frontier
Frontier
ORD
SEA
4h 30m
nonstop
SEA
ORD
4h 00m
nonstop
Depart: Sat Oct 29 2016 Return: Mon Oct 31 2016 Trip spans 3 days
Major Airline
Major Airline
MDW
SEA
4h 30m
nonstop
SEA
MDW
4h 10m
nonstop
Depart: Wed Nov 23 2016 Return: Sun Nov 27 2016 Trip spans 5 days
United
United
ORD
SEA
4h 33m
nonstop
SEA
ORD
3h 54m
nonstop
Depart: Tue Oct 11 2016 Return: Tue Oct 25 2016 Trip spans 15 days
Major Airline
Major Airline
MDW
SEA
4h 40m
nonstop
SEA
MDW
4h 05m
nonstop
Depart: Sat Dec 17 2016 Return: Sat Dec 31 2016 Trip spans 15 days
American Airlines
American Airlines
ORD
SEA
4h 43m
nonstop
SEA
ORD
4h 01m
nonstop
Depart: Wed Jan 11 2017 Return: Fri Jan 13 2017 Trip spans 3 days
Delta
Delta
MDW
SEA
6h 59m
1 stop
SEA
MDW
7h 55m
1 stop
Depart: Wed Nov 9 2016 Return: Tue Nov 15 2016 Trip spans 7 days
Delta
Delta
MDW
SEA
7h 46m
1 stop
SEA
MDW
6h 14m
1 stop
Depart: Tue Nov 8 2016 Return: Wed Nov 16 2016 Trip spans 9 days
Major Airline
Major Airline
ORD
SEA
13h 15m
1 stop
SEA
ORD
21h 15m
1 stop
Depart: Mon Nov 14 2016 Return: Tue Nov 15 2016 Trip spans 2 days
Major Airline
Major Airline
ORD
SEA
4h 39m
nonstop
SEA
ORD
4h 00m
nonstop
Depart: Sat Dec 17 2016 Return: Tue Jan 10 2017 Trip spans 25 days
Major Airline
Major Airline
ORD
SEA
4h 43m
nonstop
SEA
ORD
4h 01m
nonstop
Depart: Thu Mar 2 2017 Return: Mon Mar 6 2017 Trip spans 5 days
Delta
Delta
ORD
SEA
6h 15m
1 stop
SEA
ORD
7h 21m
1 stop
Depart: Tue Mar 7 2017 Return: Tue Mar 14 2017 Trip spans 7 days
Delta
Delta
ORD
SEA
7h 00m
1 stop
SEA
ORD
6h 06m
1 stop
Depart: Wed Jan 11 2017 Return: Fri Jan 13 2017 Trip spans 3 days
Major Airline
Major Airline
ORD
SEA
4h 45m
nonstop
SEA
ORD
4h 00m
nonstop
Direct flights CHI to SEA on Delta
Flight # Depart ORD Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
9130 8:00 am 10:29 am Oct 23 - Nov 4
9130 8:00 am 10:29 am Oct 21 - Oct 21
9130 8:00 am 10:29 am Oct 3 - Oct 20
9131 2:40 pm 5:10 pm Oct 3 - Nov 4
* 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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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

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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^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

Chicago
only $63
only $177
Destination

Seattle
$63
Airlines Airline reviews

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

Overall
6.9
Boarding
7.1
Crew
7.7
Comfort
6.6
Food
5.9
Entertainment
5.8