Cheap flights from Seattle to Chicago from $74

Round-trip
1 adult
Economy
From?
To?
Tue 5/30
Tue 6/6

Deals available from 900+ travel sites.

Flight information for Seattle to Chicago
(SEA to CHI)

Find info about flight duration, direct flights, and airports for your flight from Seattle to Chicago

Best Price Found

$74

Fastest flight time

2h 56m

Direct flights

Every day

Airports in Chicago

2 airports
The best one-way flight to Chicago from Seattle in the past 72 hours is $74. The best round-trip flight deal from Seattle to Chicago found on momondo in the last 72 hours is $148.
The fastest flight from Seattle to Chicago takes 2h 56m
Direct flights go from Seattle to Chicago every day.
There are 2 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

How to get the cheapest flight ticket from Seattle to Chicago

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 Seattle to Chicago?

January. The cheapest time of year to fly to Chicago from Seattle is January. Most expensive is June

What is the cheapest day to depart Seattle for Chicago?

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Friday

When is the cheapest time to fly from Seattle to Chicago?

in the evening. Seattle to Chicago flights are approximately 14% more expensive in the morning than in the evening

What is the cheapest airline that flies to Chicago from Seattle?

Frontier. Alaska Airlines, American Airlines, and Delta are the most popular carriers operating from Seattle to Chicago

What is the cheapest Seattle to Chicago flight route?

Seattle/Tacoma Intl - Chicago O'Hare Intl. Fly from Seattle/Tacoma Intl to Chicago O'Hare Intl for the best Seattle - Chicago flight prices

How far in advance should you book Seattle to Chicago flights?

22 days before. The cheapest time to buy a flight from Seattle to Chicago is approximately 22 days to departure

What cabin class options are available on Seattle to Chicago flights?

There are 4 cabin classes available to choose from on Seattle to Chicago 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 Seattle to Chicago flights?

No. A direct flight is the cheapest option for a flight between Seattle to Chicago.

If you are looking to fly from Seattle to Chicago, you are most likely going to fly from Seattle/Tacoma Intl Airport to Chicago O'Hare Intl Airport, the most popular airports on that route. When traveling from Seattle, it is helpful to have an alternative airport to fly into when you land in Chicago. Good options for arrival airports in Chicago, you can try Chicago Midway Airport (in Chicago) or Chicago Greater Rockford Airport (in Chicago). In May, $148 is typically the cheapest round trip price you’ll find from Seattle to Chicago which you can find when you fly SEA — ORD.

Seattle/Tacoma Intl Airport (SEA) to Chicago O'Hare Intl Airport (ORD)$148
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Seattle/Tacoma Intl Airport (SEA) to Chicago Midway Airport (MDW)$198
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Seattle/Tacoma Intl Airport (SEA) to Chicago Greater Rockford Airport (RFD)$372
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Easily compare round-trip flights from Seattle to Chicago

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 Seattle to Chicago by changing tabs
Delta
Sep 26
SEA2:15 amSeattle/Tacoma Intl
3h 58m
ORD6:13 amChicago O'Hare Intl
Oct 4
ORD2:50 pmChicago O'Hare Intl
4h 43m
SEA7:33 pmSeattle/Tacoma Intl
Undisclosed Carrier
Sep 26
SEA5:45 amSeattle/Tacoma Intl
17h 15m
1 stop
MDW11:00 pmChicago Midway
Oct 3
MDW2:24 pmChicago Midway
16h 27m
1 stop
SEA6:51 amSeattle/Tacoma Intl
Spirit Airlines
Aug 29
SEA9:03 amSeattle/Tacoma Intl
14h 17m
1 stop
ORD11:20 pmChicago O'Hare Intl
Sep 11
ORD6:50 pmChicago O'Hare Intl
15h 23m
1 stop
SEA10:13 amSeattle/Tacoma Intl
American Airlines
Aug 28
SEA8:37 pmSeattle/Tacoma Intl
4h 01m
ORD12:38 amChicago O'Hare Intl
Sep 2
ORD4:57 pmChicago O'Hare Intl
4h 40m
SEA9:37 pmSeattle/Tacoma Intl
United Airlines
Sep 26
SEA1:00 pmSeattle/Tacoma Intl
3h 56m
ORD4:56 pmChicago O'Hare Intl
Oct 3
ORD3:10 amChicago O'Hare Intl
8h 37m
1 stop
SEA11:47 amSeattle/Tacoma Intl
Alaska Airlines
Aug 30
SEA7:08 pmSeattle/Tacoma Intl
3h 52m
ORD11:00 pmChicago O'Hare Intl
Sep 12
ORD2:15 amChicago O'Hare Intl
4h 35m
SEA6:50 amSeattle/Tacoma Intl

Find the cheapest one-way flights from Seattle to Chicago

If you're looking for one-way flights from Seattle to Chicago, view some of our deals below provided by Alaska Airlines, American Airlines and Delta
Delta
Aug 29
SEA2:05 pmSeattle/Tacoma Intl
3h 59m
ORD6:04 pmChicago O'Hare Intl
Spirit Airlines
Aug 8
SEA8:00 amSeattle/Tacoma Intl
9h 51m
1 stop
ORD5:51 pmChicago O'Hare Intl
American Airlines
Oct 11
SEA7:43 amSeattle/Tacoma Intl
4h 12m
ORD11:55 amChicago O'Hare Intl

Search last-minute flights to Chicago from Seattle

Find and compare round-trip flight prices for your last-minute flight from Seattle to Chicago
Spirit Airlines
Jun 3
SEA2:56 pmSeattle/Tacoma Intl
9h 32m
1 stop
ORD12:28 amChicago O'Hare Intl
Jun 7
ORD6:30 pmChicago O'Hare Intl
14h 31m
1 stop
SEA9:01 amSeattle/Tacoma Intl
Undisclosed Carrier
Jun 4
SEA11:29 amSeattle/Tacoma Intl
12h 30m
1 stop
MDW11:59 pmChicago Midway
Jun 7
MDW1:25 pmChicago Midway
23h 43m
1 stop
SEA1:08 pmSeattle/Tacoma Intl
Frontier
Jun 3
SEA4:22 pmSeattle/Tacoma Intl
10h 29m
1 stop
MDW2:51 amChicago Midway
Jun 23
MDW8:08 amChicago Midway
8h 23m
1 stop
SEA4:31 pmSeattle/Tacoma Intl
Multiple Airlines
Jun 1
SEA5:48 pmSeattle/Tacoma Intl
15h 36m
1 stop
ORD9:24 amChicago O'Hare Intl
Jun 7
ORD6:30 pmChicago O'Hare Intl
14h 31m
1 stop
SEA9:01 amSeattle/Tacoma Intl
Spirit Airlines
May 31
SEA2:56 pmSeattle/Tacoma Intl
18h 28m
1 stop
ORD9:24 amChicago O'Hare Intl
Jun 7
ORD6:30 pmChicago O'Hare Intl
14h 31m
1 stop
SEA9:01 amSeattle/Tacoma Intl
Delta
Jun 3
SEA5:55 pmSeattle/Tacoma Intl
10h 03m
1 stop
MDW3:58 amChicago Midway
Jun 5
MDW3:14 pmChicago Midway
6h 13m
1 stop
SEA9:27 pmSeattle/Tacoma Intl

Best airlines flying from Seattle to Chicago

Compare and see reviews for airlines that fly from Seattle to Chicago with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $114Free CancellationRating
7.8
1,237 reviews
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Alaska AirlinesPriceFrom $128Free CancellationRating
7.9
1,939 reviews
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American AirlinesPriceFrom $136Free CancellationRating
7.2
2,186 reviews
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United AirlinesPriceFrom $149Free CancellationRating
7.2
2,104 reviews
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FrontierPriceFrom $167Free CancellationRating
6.1
846 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $207Free CancellationRating
6.2
2,136 reviews
Search Spirit Airlines flights
  • Alaska Airlines Flights From Seattle to Chicago

    Alaska Airlines flies from Seattle to Chicago around 27 times per week, with 1,939 momondo users rating the airline 7.9/10. The cheapest Alaska Airlines deal from Seattle to Chicago in the last 72 hours was $128 (round-trip), much lower than the average airfare cost of $385 for Alaska Airlines flights on this route.

  • Delta Flights From Seattle to Chicago

    $114 is the best Delta flight deal from Seattle to Chicago found on momondo over the last 72 hours. The average Delta ticket price found was closer to $466, however, with flight time and availability significantly affecting the price. Delta (7.8/10 from 1,237 user reviews) flies into Chicago from Seattle 14 times in an average week so prices can vary.


Delta flights from Seattle to Chicago

Our best Delta deals on Seattle to Chicago flight tickets
Delta
Sep 26
SEA2:15 amSeattle/Tacoma Intl
3h 58m
ORD6:13 amChicago O'Hare Intl
Oct 4
ORD2:50 pmChicago O'Hare Intl
4h 43m
SEA7:33 pmSeattle/Tacoma Intl
Delta
Oct 4
SEA7:45 amSeattle/Tacoma Intl
4h 03m
ORD11:48 amChicago O'Hare Intl
Oct 11
ORD2:50 pmChicago O'Hare Intl
4h 47m
SEA7:37 pmSeattle/Tacoma Intl
Delta
Oct 3
SEA2:00 pmSeattle/Tacoma Intl
3h 51m
ORD5:51 pmChicago O'Hare Intl
Oct 6
ORD10:19 amChicago O'Hare Intl
4h 37m
SEA2:56 pmSeattle/Tacoma Intl

American Airlines flights from Seattle to Chicago

Our best American Airlines deals on Seattle to Chicago flight tickets
American Airlines
Aug 28
SEA8:37 pmSeattle/Tacoma Intl
4h 01m
ORD12:38 amChicago O'Hare Intl
Sep 2
ORD4:57 pmChicago O'Hare Intl
4h 40m
SEA9:37 pmSeattle/Tacoma Intl
American Airlines
Sep 27
SEA9:31 amSeattle/Tacoma Intl
4h 07m
ORD1:38 pmChicago O'Hare Intl
Oct 4
ORD3:00 amChicago O'Hare Intl
8h 43m
1 stop
SEA11:43 amSeattle/Tacoma Intl
American Airlines
Oct 26
SEA7:43 amSeattle/Tacoma Intl
4h 12m
ORD11:55 amChicago O'Hare Intl
Oct 29
ORD9:20 amChicago O'Hare Intl
9h 23m
1 stop
SEA6:43 pmSeattle/Tacoma Intl

  • How far is Seattle/Tacoma Intl to Chicago by plane?

    Chicago is 1732.3 mi away from Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 3h 51m.


Alternative routes for Seattle to Chicago

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Seattle to St. Louis Flights
Fastest flight time1h 24m
Cheapest price$233
Spokane to Chicago Flights
Fastest flight time0h 59m
Cheapest price$238
Seattle to Moline Flights
Fastest flight time1h 13m
Cheapest price$470
Bellingham to Chicago Flights
Fastest flight time1h 27m
Cheapest price$346
Seattle to Peoria, Illinois Flights
Fastest flight time1h 20m
Cheapest price$350
Spokane to St. Louis Flights
Fastest flight time0h 58m
Cheapest price$394

Similar Seattle to Chicago flights

Flexible with your destination? Broaden your search and find flights similar to your Seattle to Chicago route

Why use momondo?

Finding the right flight to Chicago from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

momondo does allow users to show only those flights to Chicago from Seattle which offer a flexible booking policy as well as other useful filters and features.


Save money when you book flights with momondo
Flexible Travel
momondo understands the need for flexibility and we have a filter specifically for flights with no change fees.
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Data driven insights designed to help you find a great flight deal. From the cheapest time to depart to how far in advance to book.
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