Cheap flights from Seattle to Chicago

Choose between Delta Air Lines, Alaska Airlines, or United Airlines to find the best price

Why travel with Kiwi.com?
Best price

100+ million searches a day to find you the best available price.

Unique content

Explore unique options you won’t find anywhere else.

Travel hacks

Discover flight options and prices the airlines don’t want you to see.

Travelers usually depart from Seattle–Tacoma International, Seattle, WA - King Street Station, Seattle, WA - Greyhound Station, Seattle WA - South Lane St. Bus Stop, or Seattle, WA - University of Washington when they travel from Seattle to Chicago. Book your trip to arrive at O Hare International, Chicago Midway International, Chicago, IL - Union Station, Chicago Rockford International, or Chicago Downtown Greyhound Station. The distance between Seattle and Chicago is 2764 km. The most popular airlines for this route are Delta Air Lines, Alaska Airlines, United Airlines, Frontier Airlines, and Sun Country Airlines. Seattle and Chicago have 401 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Direct flights12111013-1212
Fly direct with

American Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Alaska Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Delta Air Lines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

United Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from Seattle to Chicago

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight
Alaska AirlinesASAASYesOpens 24 days before flight
Closes 1 hours before flight
United AirlinesUALUAYesNo
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Sun Country AirlinesSCXSYYesNo

Frequently asked questions

How long does it take to travel from Seattle to Chicago?
A one-way nonstop (direct) flight between Seattle and Chicago takes around 4.0 hours.
What is the flight distance between Seattle and Chicago?
The flight distance between Seattle and Chicago is 2764 km.
What airlines offer nonstop (direct) flights between Seattle and Chicago?
Several carriers operate flights between Seattle and Chicago. Airlines offering nonstop (direct) flights include United Airlines, Alaska Airlines, Delta Air Lines, American Airlines.
What are the most popular routes to and from Seattle?
Travelers frequently search for route combinations, such as Seattle and London, Las Vegas, Denver, Phoenix, Dublin, Melbourne, Orlando, Salt Lake City, San Jose, Vancouver, Manchester, Edinburgh, San Francisco, Philadelphia, Dallas, Washington, D.C., Atlanta, New York, Los Angeles, Rome.
What are the most popular routes to and from Chicago?
Travelers frequently search for route combinations, such as Chicago and London, Dublin, Manchester, Toronto, Athens, Orlando, San Francisco, Hyderabad, Vilnius, New York, Las Vegas, Edinburgh, Denver, Bangkok, Minneapolis, Riga, Glasgow, Austin, San Juan, Edmonton.
Which airports are there in Seattle?
Seattle is mainly served by Seattle–Tacoma International. But there are other airports nearby, including Kenmore Air Harbor Seaplane Base, Boeing Field.
What airports are near Seattle?
The main airport in Seattle is Seattle–Tacoma International. It is also served by Portland International, Vancouver International, Bellingham International, Pangborn Memorial, Yakima Air Terminal, Paine Field Everett, Abbotsford International, Victoria Inner Harbour SPB, Vancouver Harbour Flight Centre, Friday Harbor Airport.
What airports are near Chicago?
The main airport in Chicago is O Hare International. It is also served by Gerald R. Ford International, General Mitchell International, Dane County Regional, Central Illinois Regional, Fort Wayne International, Quad City International, General Wayne A. Downing Peoria International, South Bend International, Kalamazoo/Battle Creek International, University of Illinois Willard.
What buses and trains depart from Seattle?
A number of bus and train companies depart from Seattle, including Greyhound.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Seattle and Chicago?
What is Virtual Interlining and how do I use it?
Which airlines fly between Seattle and Chicago?
When's the best time to travel between Seattle and Chicago?
What flights operate between Seattle and Chicago?
How many airports are there near Seattle?
How many airports are there near Chicago?
Is it possible to reach Seattle by bus or train?
What time do nonstop (direct) flights between Seattle and Chicago depart?
What time do nonstop (direct) flights between Seattle and Chicago arrive?
What time do flights between Seattle and Chicago depart?
What time do flights between Seattle and Chicago arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

Explore alternative trips

Flights from Seattle

Flights to Chicago

Popular routes

Find the best connection from Seattle to Chicago

Search, compare, and book flights, trains, or buses to get there.

Search flights, trains & buses