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Cheap flights from Seattle to Chicago from $59

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 5/11. 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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Sun 5/5

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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
Frontier
May 11
SEA9:32 pmSeattle/Tacoma Intl
8h 59m
1 stop
MDW8:31 amChicago Midway
May 14
MDW10:34 pmChicago Midway
12h 21m
1 stop
SEA8:55 amSeattle/Tacoma Intl
Multiple Airlines
May 11
SEA2:55 pmSeattle/Tacoma Intl
8h 01m
1 stop
ORD12:56 amChicago O'Hare Intl
May 14
ORD8:00 amChicago O'Hare Intl
4h 34m
SEA10:34 amSeattle/Tacoma Intl
Alaska Airlines
Jun 4
SEA5:45 pmSeattle/Tacoma Intl
4h 04m
ORD11:49 pmChicago O'Hare Intl
Jun 11
ORD6:00 amChicago O'Hare Intl
4h 27m
SEA8:27 amSeattle/Tacoma Intl
Spirit Airlines
May 14
SEA9:35 amSeattle/Tacoma Intl
18h 55m
1 stop
ORD6:30 amChicago O'Hare Intl
May 21
ORD7:00 amChicago O'Hare Intl
27h 45m
2 stops
SEA8:45 amSeattle/Tacoma Intl
American Airlines
Jun 2
SEA11:59 pmSeattle/Tacoma Intl
4h 12m
ORD6:11 amChicago O'Hare Intl
Jun 11
ORD5:05 amChicago O'Hare Intl
7h 22m
1 stop
SEA10:27 amSeattle/Tacoma Intl
Sun Country Air
Jun 12
SEA11:20 amSeattle/Tacoma Intl
5h 46m
1 stop
ORD7:06 pmChicago O'Hare Intl
Jun 14
ORD8:05 pmChicago O'Hare Intl
14h 57m
1 stop
SEA9:02 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, Delta and Frontier
Frontier
May 11
SEA2:55 pmSeattle/Tacoma Intl
8h 01m
1 stop
ORD12:56 amChicago O'Hare Intl
Alaska Airlines
May 28
SEA11:34 pmSeattle/Tacoma Intl
4h 06m
ORD5:40 amChicago O'Hare Intl
Sun Country Air
Jun 3
SEA8:50 amSeattle/Tacoma Intl
6h 28m
1 stop
ORD5:18 pmChicago 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
Frontier
May 3
SEA9:40 amSeattle/Tacoma Intl
8h 34m
1 stop
MDW8:14 pmChicago Midway
May 7
MDW10:34 pmChicago Midway
12h 21m
1 stop
SEA8:55 amSeattle/Tacoma Intl
Multiple Airlines
May 3
SEA8:57 pmSeattle/Tacoma Intl
7h 32m
1 stop
ORD6:29 amChicago O'Hare Intl
May 7
ORD6:00 amChicago O'Hare Intl
4h 34m
SEA8:34 amSeattle/Tacoma Intl
Spirit Airlines
May 3
SEA8:57 pmSeattle/Tacoma Intl
15h 48m
1 stop
ORD2:45 pmChicago O'Hare Intl
May 7
ORD7:03 amChicago O'Hare Intl
27h 42m
2 stops
SEA8:45 amSeattle/Tacoma Intl
Alaska Airlines
May 1
SEA11:46 pmSeattle/Tacoma Intl
3h 59m
ORD5:45 amChicago O'Hare Intl
May 7
ORD6:00 amChicago O'Hare Intl
4h 34m
SEA8:34 amSeattle/Tacoma Intl
Frontier
May 3
SEA8:30 pmSeattle/Tacoma Intl
13h 06m
1 stop
MDW11:36 amChicago Midway
May 6
MDW9:55 pmChicago Midway
13h 49m
1 stop
SEA9:44 amSeattle/Tacoma Intl
Delta
Apr 30
SEA12:35 amSeattle/Tacoma Intl
6h 00m
1 stop
ORD8:35 amChicago O'Hare Intl
May 8
ORD7:40 pmChicago O'Hare Intl
4h 42m
SEA10:22 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 $98Free CancellationRating
8.0
11,028 reviews
Search Delta flights
Alaska AirlinesPriceFrom $99Free CancellationRating
8.1
9,111 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $114Free CancellationRating
7.4
11,272 reviews
Search United Airlines flights
FrontierPriceFrom $120Free CancellationRating
6.3
4,142 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $129Free CancellationRating
6.4
8,761 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $155Free CancellationRating
7.3
14,914 reviews
Search American Airlines flights
  • Alaska Airlines Flights From Seattle to Chicago

    Alaska Airlines flies from Seattle to Chicago around 27 times per week, with 9,111 momondo users rating the airline 8.1/10. The cheapest Alaska Airlines deal from Seattle to Chicago in the last 72 hours was $99 (round-trip), much lower than the average airfare cost of $309 for Alaska Airlines flights on this route.

  • Delta Flights From Seattle to Chicago

    $98 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 $433, however, with flight time and availability significantly affecting the price. Delta (8.0/10 from 11,028 user reviews) flies into Chicago from Seattle 14 times in an average week so prices can vary.


Spirit Airlines flights from Seattle to Chicago

Our best Spirit Airlines deals on Seattle to Chicago flight tickets
Spirit Airlines
May 14
SEA9:35 amSeattle/Tacoma Intl
18h 55m
1 stop
ORD6:30 amChicago O'Hare Intl
May 21
ORD7:00 amChicago O'Hare Intl
27h 45m
2 stops
SEA8:45 amSeattle/Tacoma Intl
Spirit Airlines
May 14
SEA9:40 pmSeattle/Tacoma Intl
32h 33m
2 stops
ORD8:13 amChicago O'Hare Intl
May 21
ORD7:00 amChicago O'Hare Intl
27h 45m
2 stops
SEA8:45 amSeattle/Tacoma Intl
Spirit Airlines
May 11
SEA2:49 pmSeattle/Tacoma Intl
19h 23m
2 stops
ORD12:12 pmChicago O'Hare Intl
May 14
ORD10:52 pmChicago O'Hare Intl
11h 53m
1 stop
SEA8:45 amSeattle/Tacoma Intl

Frontier flights from Seattle to Chicago

Our best Frontier deals on Seattle to Chicago flight tickets
Frontier
May 11
SEA9:32 pmSeattle/Tacoma Intl
8h 59m
1 stop
MDW8:31 amChicago Midway
May 14
MDW10:34 pmChicago Midway
12h 21m
1 stop
SEA8:55 amSeattle/Tacoma Intl
Frontier
May 10
SEA8:30 pmSeattle/Tacoma Intl
13h 06m
1 stop
MDW11:36 amChicago Midway
May 14
MDW10:34 pmChicago Midway
12h 21m
1 stop
SEA8:55 amSeattle/Tacoma Intl
Frontier
May 13
SEA5:02 pmSeattle/Tacoma Intl
16h 36m
1 stop
MDW11:38 amChicago Midway
May 14
MDW10:34 pmChicago Midway
12h 21m
1 stop
SEA8:55 amSeattle/Tacoma Intl

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 10% more expensive in the morning than in the afternoon

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?

38 days before. The cheapest time to buy a flight from Seattle to Chicago is approximately 38 days to departure

How many flights depart from Seattle to Chicago on average per day?

25 flights are operational weekly from Seattle to Chicago as of April 2024. The most popular departure time for this route is 12:00PM, with 41% of flights per day taking off in the afternoon.

How many flights depart from Seattle to Chicago on average per week?

As of April 2024, 177 flights take off from Seattle and land in Chicago each week. The most common flight departure day for this route is Monday, with 17% of weekly flights taking off on this day.

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 11% on your flight if you consider stops on a Seattle to Chicago flight.

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

$59

Fastest flight time

3h 55m

Direct flights

Every day

Airports in Chicago

2 airports
The best one-way flight to Chicago from Seattle in the past 72 hours is $59. The best round-trip flight deal from Seattle to Chicago found on momondo in the last 72 hours is $118.
The fastest flight from Seattle to Chicago takes 3h 55m
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.


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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Sun 4/28
Sun 5/5
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