Cheap flights from Chicago to Seattle

Choose between United Airlines, Southwest Airlines, or Alaska Airlines to find the best price

Why travel with Kiwi.com?

Customer support

We’ve got you covered if anything goes wrong.

Secure payment

Join millions of travelers booking with us.

Hundreds of carriers

Compare 600+ of carriers in one search to find the best deal.

Travelers usually depart from O Hare International, Chicago Midway International, Chicago Rockford International, Chicago Union Station, or Chicago Downtown Greyhound Station when they travel from Chicago to Seattle. Book your trip to arrive at Seattle–Tacoma International, Seattle, WA - King Street Station, Seattle, WA - Greyhound Station, Seattle, WA - Poly Clinic, or Seattle, WA-Harborview Med . The distance between Chicago and Seattle is 2764 km. The most popular airlines for this route are United Airlines, Southwest Airlines, Alaska Airlines, Delta Air Lines, and Frontier Airlines. Chicago and Seattle have 198 direct flights per week.

Weekly flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Number of flights38193536-3337

Fly direct with

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

Southwest Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, and Sundays.

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

American Airlines on Mondays, Thursdays, Fridays, and Sundays.

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

Check-in for a flight from Chicago to Seattle

NameCarrier codeIATA CodePassport needed during bookingAirport check-in closesOnline check-in available
United AirlinesUALUAYesUnknownNo
Southwest AirlinesSWAWNNoUnknownNo
Alaska AirlinesASAASYesUnknownNo
Delta Air LinesDALDLYesUnknownNo
Frontier AirlinesFFTF9NoUnknownNo

Frequently asked questions

How long does it take to travel from Chicago to Seattle?

A one-way nonstop (direct) flight between Chicago and Seattle takes around 4.7 hours.

What is the flight distance between Chicago and Seattle?

The flight distance between Chicago and Seattle is 2764 km.

What airlines offer nonstop (direct) flights between Chicago and Seattle?

Several carriers operate flights between Chicago and Seattle. Airlines offering nonstop (direct) flights include Southwest Airlines, Alaska Airlines, United Airlines, Delta Air Lines, American Airlines.

What are the most popular routes to and from Chicago?

Travelers frequently search for route combinations, such as Chicago and Orlando International, Miami International, Los Angeles International, McCarran International, Fort Lauderdale–Hollywood International, Denver International, Hartsfield–Jackson Atlanta International, Tampa International, Phoenix Sky Harbor International, Dallas/Fort Worth International, George Bush Intercontinental.

What are the most popular routes to and from Seattle?

Travelers frequently search for route combinations, such as Seattle and Orlando International, Miami International, Los Angeles International, McCarran International, Denver International, San Francisco International, Tampa International, Phoenix Sky Harbor International, Dallas/Fort Worth International, George Bush Intercontinental, Chicago Midway International.

Which airports are there in Chicago?

Chicago is mainly served by Chicago Midway International. But there are other airports nearby, including Chicago Rockford International, O Hare International.

What airports are near Chicago?

The main airport in Chicago is Chicago Midway International. It is also served by Gerald R. Ford International, General Mitchell International, Dane County Regional, Fort Wayne International, General Wayne A. Downing Peoria International, South Bend International, Central Illinois Regional, Quad City International, Decatur, Kalamazoo/Battle Creek International.

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, Yakima Air Terminal, Pangborn Memorial, Paine Field Everett, Abbotsford International, Victoria Inner Harbour SPB, Vancouver Harbour Flight Centre, Friday Harbor Airport.

What buses and trains depart from Chicago?

A number of bus and train companies depart from Chicago, including Greyhound.

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.

Find the best connection from Chicago to Seattle

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

Search flights, trains & buses