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Cheap flights from Seattle to Chicago from $53

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Chicago departing on 1/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Chicago

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Chicago that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Chicago.

Cheap last minute flights

Planning a quick getaway from Seattle to Chicago? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Chicago, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Chicago

Find recent round-trip train or bus tickets from Seattle to Chicago.

All round-trip flight deals to Chicago

The cheapest plane tickets to Chicago found on KAYAK recently.
3:15 pm - 12:17 amSEA-MDW
7h 02m1 stop
2:01 pm - 8:52 pmMDW-SEA
8h 51m1 stop
$126Frontier
Find Deal
Thu, Jan 23 - Sun, Jan 26
9:57 am - 7:30 pmSEA-ORD
7h 33m1 stop
7:25 am - 1:34 pmORD-SEA
8h 09m1 stop
$127Frontier
Find Deal
Fri, Dec 13 - Mon, Dec 16
5:59 pm - 11:59 pmSEA-ORD
4h 00mnonstop
2:10 pm - 4:58 pmORD-SEA
4h 48mnonstop
$169Delta
Find Deal
Tue, Dec 10 - Wed, Dec 11
12:31 am - 6:34 amSEA-ORD
4h 03mnonstop
9:55 am - 12:42 pmORD-SEA
4h 47mnonstop
$178American Airlines
Find Deal
Tue, Dec 31 - Fri, Jan 10
7:10 am - 1:15 pmSEA-ORD
4h 05mnonstop
7:00 am - 9:58 amORD-SEA
4h 58mnonstop
$179Delta
Find Deal
Thu, Jan 2 - Wed, Jan 8
5:51 pm - 11:47 pmSEA-ORD
3h 56mnonstop
6:32 am - 9:20 amORD-SEA
4h 48mnonstop
$183Alaska Airlines
Find Deal
Sat, Dec 14 - Mon, Dec 16
10:36 pm - 4:40 amSEA-ORD
4h 04mnonstop
3:35 pm - 10:00 pmORD-SEA
8h 25m1 stop
$189Alaska Airlines
Find Deal
Fri, Jan 3 - Fri, Jan 10
12:15 am - 6:17 amSEA-ORD
4h 02mnonstop
8:25 pm - 11:15 pmORD-SEA
4h 50mnonstop
$209American Airlines
Find Deal
Sun, Dec 8 - Thu, Dec 12
7:00 am - 1:06 pmSEA-ORD
4h 06mnonstop
8:04 pm - 10:53 pmORD-SEA
4h 49mnonstop
$230United Airlines
Find Deal
Sat, Jan 18 - Mon, Jan 20
11:55 pm - 5:52 amSEA-ORD
3h 57mnonstop
8:45 am - 4:00 pmORD-SEA
9h 15m1 stop
$283United Airlines
Find Deal
Tue, Dec 10 - Thu, Dec 12
9:40 am - 7:28 pmSEA-ORD
7h 48m1 stop
$53Frontier
Find Deal
Mon, Jan 27
3:15 pm - 12:17 amSEA-MDW
7h 02m1 stop
$53Frontier
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Thu, Jan 23
7:10 am - 1:15 pmSEA-ORD
4h 05mnonstop
$85Delta
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Wed, Jan 1
4:58 pm - 4:53 amSEA-ORD
9h 55m1 stop
$90United Airlines
Find Deal
Tue, Mar 4
5:55 pm - 11:56 pmSEA-ORD
4h 01mnonstop
$94Delta
Find Deal
Thu, Jan 9
10:36 pm - 4:40 amSEA-ORD
4h 04mnonstop
$95Alaska Airlines
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Wed, Dec 25
11:59 pm - 5:53 amSEA-ORD
3h 54mnonstop
$99Alaska Airlines
Find Deal
Mon, Feb 17
6:13 pm - 4:59 amSEA-ORD
8h 46m1 stop
$108United Airlines
Find Deal
Wed, Dec 25
12:25 am - 6:29 amSEA-ORD
4h 04mnonstop
$174American Airlines
Find Deal
Mon, Dec 2
12:25 am - 6:29 amSEA-ORD
4h 04mnonstop
$180American Airlines
Find Deal
Mon, Nov 25
10:40 am - 12:28 amSEA-ORD
11h 48m1 stop
6:00 am - 8:44 amORD-SEA
4h 44mnonstop
Sat, Nov 23 - Thu, Nov 28
10:40 am - 12:28 amSEA-ORD
11h 48m1 stop
7:00 am - 12:05 pmORD-SEA
7h 05m1 stop
Sat, Nov 23 - Thu, Nov 28
10:30 pm - 4:30 amSEA-ORD
4h 00mnonstop
6:00 am - 8:44 amORD-SEA
4h 44mnonstop
$409Alaska Airlines
Find Deal
Mon, Nov 25 - Thu, Nov 28
8:55 pm - 5:28 amSEA-ORD
6h 33m1 stop
6:00 am - 8:44 amORD-SEA
4h 44mnonstop
$418Alaska Airlines
Find Deal
Mon, Nov 25 - Thu, Nov 28
12:55 am - 11:40 amSEA-ORD
8h 45m1 stop
6:05 am - 8:55 amORD-SEA
4h 50mnonstop
$488Delta
Find Deal
Sun, Nov 24 - Thu, Nov 28
12:25 am - 6:29 amSEA-ORD
4h 04mnonstop
8:35 pm - 11:24 pmORD-SEA
4h 49mnonstop
$493American Airlines
Find Deal
Mon, Nov 25 - Fri, Nov 29
12:25 am - 6:29 amSEA-ORD
4h 04mnonstop
6:00 am - 1:23 pmORD-SEA
9h 23m1 stop
$503American Airlines
Find Deal
Mon, Nov 25 - Wed, Dec 25
12:55 am - 11:40 amSEA-ORD
8h 45m1 stop
9:45 am - 4:45 pmORD-SEA
9h 00m1 stop
$587Delta
Find Deal
Sun, Nov 24 - Thu, Nov 28
12:55 pm - 12:52 amSEA-ORD
9h 57m1 stop
7:35 am - 8:20 pmORD-SEA
14h 45m2 stops
$669United Airlines
Find Deal
Thu, Nov 21 - Mon, Nov 25
7:11 pm - 9:10 amSEA-ORD
11h 59m2 stops
4:10 pm - 12:50 amORD-SEA
10h 40m1 stop
$782United Airlines
Find Deal
Sun, Nov 24 - Tue, Dec 3
5:59 pm - 11:59 pmSEA-ORD
4h 00mnonstop
2:10 pm - 4:58 pmORD-SEA
4h 48mnonstop
$169Delta
Find Deal
Tue, Dec 10 - Wed, Dec 11
12:31 am - 6:34 amSEA-ORD
4h 03mnonstop
9:55 am - 12:42 pmORD-SEA
4h 47mnonstop
$178American Airlines
Find Deal
Tue, Dec 31 - Fri, Jan 10
10:40 am - 4:40 pmSEA-MDW
4h 00mnonstop
5:35 pm - 8:10 pmMDW-SEA
4h 35mnonstop
$179Southwest
Find Deal
Tue, Jan 14 - Thu, Jan 16
7:10 am - 1:15 pmSEA-ORD
4h 05mnonstop
7:00 am - 9:58 amORD-SEA
4h 58mnonstop
$179Delta
Find Deal
Thu, Jan 2 - Wed, Jan 8
5:51 pm - 11:47 pmSEA-ORD
3h 56mnonstop
6:32 am - 9:20 amORD-SEA
4h 48mnonstop
$183Alaska Airlines
Find Deal
Sat, Dec 14 - Mon, Dec 16
10:36 pm - 4:40 amSEA-ORD
4h 04mnonstop
7:45 am - 10:36 amORD-SEA
4h 51mnonstop
$185Alaska Airlines
Find Deal
Fri, Jan 3 - Fri, Jan 10
5:59 pm - 11:59 pmSEA-ORD
4h 00mnonstop
6:05 am - 8:55 amORD-SEA
4h 50mnonstop
$187Delta
Find Deal
Fri, Dec 13 - Mon, Dec 16
11:30 am - 5:35 pmSEA-MDW
4h 05mnonstop
5:35 pm - 8:10 pmMDW-SEA
4h 35mnonstop
$188Southwest
Find Deal
Thu, Jan 16 - Mon, Jan 20
11:59 pm - 5:53 amSEA-ORD
3h 54mnonstop
9:32 pm - 12:08 amORD-SEA
4h 36mnonstop
$210United Airlines
Find Deal
Thu, Mar 27 - Tue, Apr 1
7:00 am - 1:06 pmSEA-ORD
4h 06mnonstop
8:04 pm - 10:53 pmORD-SEA
4h 49mnonstop
$230United Airlines
Find Deal
Sat, Jan 18 - Mon, Jan 20

American Airlines flights from Seattle to Chicago

Our best American Airlines deals on Seattle to Chicago flight tickets
American Airlines
Dec 31
SEA12:31 amSeattle/Tacoma Intl
4h 03m
ORD6:34 amChicago O'Hare Intl
Jan 10
ORD9:55 amChicago O'Hare Intl
4h 47m
SEA12:42 pmSeattle/Tacoma Intl
American Airlines
Dec 8
SEA12:15 amSeattle/Tacoma Intl
4h 02m
ORD6:17 amChicago O'Hare Intl
Dec 12
ORD8:25 pmChicago O'Hare Intl
4h 50m
SEA11:15 pmSeattle/Tacoma Intl
American Airlines
Dec 2
SEA12:25 amSeattle/Tacoma Intl
4h 04m
ORD6:29 amChicago O'Hare Intl
Dec 11
ORD9:55 amChicago O'Hare Intl
4h 48m
SEA12:43 pmSeattle/Tacoma Intl

Spirit Airlines flights from Seattle to Chicago

Our best Spirit Airlines deals on Seattle to Chicago flight tickets
Spirit Airlines
Dec 10
SEA5:15 amSeattle/Tacoma Intl
10h 13m
1 stop
ORD5:28 pmChicago O'Hare Intl
Dec 12
ORD9:53 pmChicago O'Hare Intl
16h 02m
1 stop
SEA11:55 amSeattle/Tacoma Intl
Spirit Airlines
Dec 11
SEA4:00 pmSeattle/Tacoma Intl
11h 30m
1 stop
ORD5:30 amChicago O'Hare Intl
Dec 13
ORD9:53 pmChicago O'Hare Intl
19h 00m
1 stop
SEA2:53 pmSeattle/Tacoma Intl
Spirit Airlines
Dec 11
SEA4:00 pmSeattle/Tacoma Intl
11h 30m
1 stop
ORD5:30 amChicago O'Hare Intl
Dec 17
ORD9:10 pmChicago O'Hare Intl
18h 01m
1 stop
SEA1:11 pmSeattle/Tacoma Intl

See travel insights to Chicago from

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 July

What is the cheapest day to depart Seattle for Chicago?

Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday

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

In the afternoon. Seattle to Chicago flights are approximately 16% more expensive in the morning than in the afternoon

What is the cheapest Seattle to Chicago flight route?

Seattle/Tacoma Intl - Chicago Midway. Fly from Seattle/Tacoma Intl to Chicago Midway for the best Seattle - Chicago flight prices

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

53 days before. The cheapest time to buy a flight from Seattle to Chicago is approximately 53 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?

You could potentially save up to 37% on your flight if you consider stops on a Seattle to Chicago flight.

How have Seattle to Chicago flight prices changed over time?

As of November 2024, prices for Seattle to Chicago flights are approximately 0% more expensive when compared to flights at the same time last year.

What is the typical price of a round-trip flight between Seattle and Chicago?


When to book flights from Seattle to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Chicago (SEA to CHI) flight deals and tips

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

Best Price Found

$53

Fastest flight time

3h 54m

Direct flights

Every day

Airports in Chicago

2 airports
The best one-way flight to Chicago from Seattle in the past 72 hours is $53. The best round-trip flight deal from Seattle to Chicago found on momondo in the last 72 hours is $126.
The fastest flight from Seattle to Chicago takes 3h 54m
Direct flights go from Seattle to Chicago every day.
There are 2 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

  • 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 55m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Chicago?

    Prices for flights from Seattle/Tacoma Intl Airport to Chicago refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Chicago?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Chicago?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Chicago?

  • What is the most popular airline from Seattle to Chicago?


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 $100Free CancellationRating
8.0
8,756 reviews
Search Delta flights
Spirit AirlinesPriceFrom $116Free CancellationRating
6.3
8,174 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom $127Free CancellationRating
8.0
9,461 reviews
Search Alaska Airlines flights
FrontierPriceFrom $131Free CancellationRating
6.1
3,539 reviews
Search Frontier flights
American AirlinesPriceFrom $136Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $154Free CancellationRating
7.4
9,171 reviews
Search United Airlines flights
SouthwestPriceFrom $200Free CancellationRating
8.1
5,014 reviews
Search Southwest flights
  • Southwest Flights From Seattle to Chicago

    Southwest flies from Seattle to Chicago around 6 times per week, with 5,014 momondo users rating the airline 8.1/10. The cheapest Southwest deal from Seattle to Chicago in the last 72 hours was $200 (round-trip), much lower than the average airfare cost of $401 for Southwest flights on this route.

  • Delta Flights From Seattle to Chicago

    $100 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 $439, however, with flight time and availability significantly affecting the price. Delta (8.0/10 from 8,756 user reviews) flies into Chicago from Seattle 20 times in an average week so prices can vary.


Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Chicago?

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.

Can I find flights from Seattle to Chicago with flexible booking policies on momondo?

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.

How can momondo help me find flights from Seattle to Chicago?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Chicago.

I’m not ready to book a flight from Seattle to Chicago right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago