Cheap flights from Chicago to Seattle from $74
Round-trip
1 adult
Economy
From?
To?
Tue 5/30
Tue 6/6
Deals available from 900+ travel sites.
Flight information for Chicago to Seattle
(CHI to SEA)
Find info about flight duration, direct flights, and airports for your flight from Chicago to Seattle
Best Price Found | $74 |
|---|---|
Fastest flight time | 4h 25m |
Direct flights | Every day |
Airports in Seattle | 1 airport |
The best one-way flight to Seattle from Chicago in the past 72 hours is $74. The best round-trip flight deal from Chicago to Seattle found on momondo in the last 72 hours is $148.
The fastest flight from Chicago to Seattle takes 4h 25m
Direct flights go from Chicago to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
How to get the cheapest flight ticket from Chicago to Seattle
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from Chicago to Seattle?
January. The cheapest time of year to fly to Seattle from Chicago is January. Most expensive is June
What is the cheapest day to depart Chicago for Seattle?
Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Sunday
When is the cheapest time to fly from Chicago to Seattle?
in the evening. Chicago to Seattle flights are approximately 9% more expensive in the afternoon than in the evening
What is the cheapest airline that flies to Seattle from Chicago?
Undisclosed Carrier. Alaska Airlines, American Airlines, and Frontier are the most popular carriers operating from Chicago to Seattle
What is the cheapest Chicago to Seattle flight route?
Chicago O'Hare Intl - Seattle/Tacoma Intl. Fly from Chicago O'Hare Intl to Seattle/Tacoma Intl for the best Chicago - Seattle flight prices
How far in advance should you book Chicago to Seattle flights?
21 days before. The cheapest time to buy a flight from Chicago to Seattle is approximately 21 days to departure
What cabin class options are available on Chicago to Seattle flights?
There are 4 cabin classes available to choose from on Chicago to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Chicago to Seattle flights?
No. A direct flight is the cheapest option for a flight between Chicago to Seattle.
When traveling from Chicago to Seattle, the most popular airport to fly into is Seattle/Tacoma Intl Airport. The majority of travelers flying into Seattle/Tacoma Intl Airport from Chicago are departing from Chicago O'Hare Intl Airport. If you are looking for an alternate airport near Chicago O'Hare Intl Airport, Chicago Midway Airport is a great option and is located in Chicago. The least expensive flight option from Chicago to Seattle will typically be ORD — SEA during the month of May with an average price of $148 RT.
Easily compare round-trip flights from Chicago to Seattle
Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to Seattle by changing tabs
Undisclosed Carrier![Undisclosed Carrier]()
Oct 3![Undisclosed Carrier]()
Oct 10
MDW2:24 pmChicago Midway
16h 27m
1 stop
SEA6:51 amSeattle/Tacoma Intl
SEA5:45 amSeattle/Tacoma Intl
17h 11m
1 stop
MDW10:56 pmChicago Midway
Delta![Delta]()
Sep 19![Delta]()
Sep 26
ORD10:19 amChicago O'Hare Intl
4h 37m
SEA2:56 pmSeattle/Tacoma Intl
SEA2:15 amSeattle/Tacoma Intl
3h 58m
ORD6:13 amChicago O'Hare Intl
United Airlines![United Airlines]()
Aug 29![United Airlines]()
Sep 2
ORD3:26 amChicago O'Hare Intl
4h 34m
SEA8:00 amSeattle/Tacoma Intl
SEA1:16 pmSeattle/Tacoma Intl
3h 59m
ORD5:15 pmChicago O'Hare Intl
Spirit Airlines![Spirit Airlines]()
Aug 22![Spirit Airlines]()
Aug 29
ORD6:50 pmChicago O'Hare Intl
13h 17m
1 stop
SEA8:07 amSeattle/Tacoma Intl
SEA9:03 amSeattle/Tacoma Intl
14h 17m
1 stop
ORD11:20 pmChicago O'Hare Intl
Frontier![Frontier]()
Aug 26![Frontier]()
Aug 30
MDW12:21 pmChicago Midway
10h 07m
1 stop
SEA10:28 pmSeattle/Tacoma Intl
SEA2:00 amSeattle/Tacoma Intl
12h 38m
1 stop
MDW2:38 pmChicago Midway
Find the cheapest one-way flights from Chicago to Seattle
If you're looking for one-way flights from Chicago to Seattle, view some of our deals below provided by Alaska Airlines, American Airlines and Delta
Search last-minute flights to Seattle from Chicago
Find and compare round-trip flight prices for your last-minute flight from Chicago to Seattle
Spirit Airlines![Spirit Airlines]()
Jun 3![Spirit Airlines]()
Jun 6
ORD6:52 pmChicago O'Hare Intl
12h 53m
1 stop
SEA7:45 amSeattle/Tacoma Intl
SEA2:56 pmSeattle/Tacoma Intl
15h 36m
1 stop
ORD6:32 amChicago O'Hare Intl
Undisclosed Carrier![Undisclosed Carrier]()
Jun 4![Undisclosed Carrier]()
Jun 7
ORD2:52 pmChicago O'Hare Intl
19h 34m
1 stop
SEA10:26 amSeattle/Tacoma Intl
SEA3:51 amSeattle/Tacoma Intl
10h 29m
1 stop
ORD2:20 pmChicago O'Hare Intl
Frontier![Frontier]()
Jun 2![Frontier]()
Jun 9
MDW5:19 pmChicago Midway
24h 13m
1 stop
SEA5:32 pmSeattle/Tacoma Intl
SEA1:48 pmSeattle/Tacoma Intl
17h 34m
1 stop
MDW7:22 amChicago Midway
American Airlines![American Airlines]()
Jun 1![American Airlines]()
Jun 7
ORD4:17 pmChicago O'Hare Intl
4h 33m
SEA8:50 pmSeattle/Tacoma Intl
SEA7:47 pmSeattle/Tacoma Intl
4h 08m
ORD11:55 pmChicago O'Hare Intl
Multiple Airlines![Multiple Airlines]()
Jun 2![Multiple Airlines]()
Jun 12
ORD4:15 pmChicago O'Hare Intl
14h 01m
1 stop
SEA6:16 amSeattle/Tacoma Intl
SEA2:34 pmSeattle/Tacoma Intl
15h 58m
1 stop
ORD6:32 amChicago O'Hare Intl
Best airlines flying from Chicago to Seattle
Compare and see reviews for airlines that fly from Chicago to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $128 | Free Cancellation | Rating 7.2 2,186 reviews | |||
| PriceFrom $129 | Free Cancellation | Rating 7.8 1,237 reviews | |||
| PriceFrom $129 | Free Cancellation | Rating 7.9 1,939 reviews | |||
| PriceFrom $149 | Free Cancellation | Rating 7.2 2,104 reviews | |||
| PriceFrom $173 | Free Cancellation | Rating 6.1 846 reviews | |||
| PriceFrom $176 | Free Cancellation | Rating 6.2 2,136 reviews |
Alaska Airlines Flights From Chicago to Seattle
Alaska Airlines flies from Chicago to Seattle around 20 times per week, with 1,939 momondo users rating the airline 7.9/10. The cheapest Alaska Airlines deal from Chicago to Seattle in the last 72 hours was $129 (round-trip), much lower than the average airfare cost of $378 for Alaska Airlines flights on this route.
Delta Flights From Chicago to Seattle
Another popular option for Chicago to Seattle flights is Delta (7.8/10, 1,237 ratings). Delta flies from Chicago to Seattle around 14 times per week, with deals starting from $129 round-trip and rising to an average price of around $484.
Spirit Airlines flights from Chicago to Seattle
Our best Spirit Airlines deals on Chicago to Seattle flight tickets
Spirit Airlines![Spirit Airlines]()
Aug 22![Spirit Airlines]()
Aug 29
ORD6:50 pmChicago O'Hare Intl
13h 17m
1 stop
SEA8:07 amSeattle/Tacoma Intl
SEA9:03 amSeattle/Tacoma Intl
14h 17m
1 stop
ORD11:20 pmChicago O'Hare Intl
Spirit Airlines![Spirit Airlines]()
Sep 12![Spirit Airlines]()
Sep 26
ORD8:09 amChicago O'Hare Intl
10h 39m
1 stop
SEA6:48 pmSeattle/Tacoma Intl
SEA7:09 amSeattle/Tacoma Intl
22h 01m
1 stop
ORD5:10 amChicago O'Hare Intl
Undisclosed Carrier flights from Chicago to Seattle
Our best Undisclosed Carrier deals on Chicago to Seattle flight tickets
Undisclosed Carrier![Undisclosed Carrier]()
Oct 3![Undisclosed Carrier]()
Oct 10
MDW2:24 pmChicago Midway
16h 27m
1 stop
SEA6:51 amSeattle/Tacoma Intl
SEA5:45 amSeattle/Tacoma Intl
17h 11m
1 stop
MDW10:56 pmChicago Midway
Undisclosed Carrier![Undisclosed Carrier]()
Sep 13![Undisclosed Carrier]()
Sep 26
ORD1:00 amChicago O'Hare Intl
13h 48m
1 stop
SEA2:48 pmSeattle/Tacoma Intl
SEA5:03 amSeattle/Tacoma Intl
20h 07m
1 stop
ORD1:10 amChicago O'Hare Intl
How far is Chicago to Seattle/Tacoma Intl by plane?
The straight-line distance from Chicago to Seattle/Tacoma Intl is 1732.3 mi. By plane, this route typically takes 4h 33m.
Alternative routes for Chicago to Seattle
Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Similar Chicago to Seattle flights
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Why use momondo?
It is quick and easy to find Chicago to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.
Yes. momondo enables you to select and highlight flights to Seattle from Chicago with this policy.
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