$122 Cheap American Airlines flights from Seattle to Chicago (SEA to CHI)

Find The Best Day To Fly from Seattle to Chicago

Amazing American Airlines SEA to CHI Flight Deals

The cheapest flights to CHI-All Airports found within the past 7 days were $177 round trip and $122 one way. Prices and availability subject to change. Additional terms may apply.

CHI From SEA Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
The Allegro Royal Sonesta Hotel Chicago Loop
Hotel Riu Plaza Chicago
Hampton Inn & Suites Chicago Medical District UIC
Don't see what you're looking for?
See all available trips from Seattle - Tacoma Intl. to CHI-All Airports
View all trips

Discover our best American Airlines flight from Seattle SEA to Chicago CHI 

To find the best deals on flights to Seattle from Chicago with American Airlines, just enter your travel dates, filter by American Airlines, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Seattle SEA to Chicago CHI with American Airlines 

If you’re planning a round trip, booking return flights with American Airlines is usually the most cost-effective option. With airfares ranging from $177 to $337, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way American Airlines flights from Seattle SEA to Chicago CHI 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way American Airlines flight from Seattle to Chicago costs from $122. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Chicago CHI from  Seattle SEA with American Airlines 

To find a cheap American Airlines flight from Seattle SEA to Chicago CHI, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on American Airlines flights from Seattle SEA to Chicago CHI 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as January, or if you book a flight with a stopover. 

 

Find nonstop flights from Seattle SEA to Chicago CHI with American Airlines 

If you’re keen to be on Chicago soil fast, don’t waste time with a stopover—filter your search results to show direct American Airlines flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for American Airlines flights from Seattle SEA to Chicago CHI 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Chicago CHI from  Seattle SEA with American Airlines on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

American Airlines Airports
Hop on a(n) American Airlines flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
DFWUSADallas-Fort Worth Intl.599
CLTUSACharlotte-Douglas Intl.536
ORDUSAO'Hare Intl.317
PHLUSAPhiladelphia Intl.247
MIAUSAMiami Intl.193
DCAUSARonald Reagan Washington National152
PHXUSASky Harbor Intl.141
LAXUSALos Angeles Intl.81
LGAUSALaGuardia72
BOSUSALogan Intl.57

Travelers ❤️ these 🏨 after their flight to Chicago

Congress Plaza Hotel

Congress Plaza Hotel

3.5 out of 5
520 South Michigan Avenue, Chicago, IL
This smoke-free hotel's 2 restaurants, 2 bars/lounges, and gym are some of the featured amenities. Traveling on business? Take advantage of the business center ...
7.8/10 Good! (9,324 reviews)
Highly Recommend
"Great location and view. Everyone was pleasant."

Reviewed on Sep 27, 2025

Congress Plaza Hotel
Embassy Suites by Hilton Chicago Downtown River North

Embassy Suites by Hilton Chicago Downtown River North

4 out of 5
600 N State St, Chicago, IL
This hotel features a restaurant, an indoor pool, and a bar/lounge. Enjoy the gym and free full breakfast each morning. Valet parking, a business center, and ...
8.4/10 Very Good! (5,020 reviews)
"Hotel is great and they were very attentive to anything that was needed. I cant say enough about the staff. Chicago is one of this country's great walkable cities so the location provided great opportunity to easier get where you want to go."

Reviewed on Oct 1, 2025

Embassy Suites by Hilton Chicago Downtown River North
Hilton Chicago/Magnificent Mile Suites

Hilton Chicago/Magnificent Mile Suites

3.5 out of 5
198 E Delaware Pl, Chicago, IL
A gym, valet parking, and concierge services are featured at this hotel. WiFi in public areas is free. Traveling on business? Take advantage of the 8 conference ...
8.8/10 Excellent! (3,019 reviews)
"The hotel and room was very clean we stayed on the 18th floor and the view outside was so amazing especially at night ."

Reviewed on Sep 29, 2025

Hilton Chicago/Magnificent Mile Suites
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Explore More Ways to Travel with Travelocity

Explore More Ways to Travel with Travelocity

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.