Cheap flights from Chicago to Seattle

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Planning a flight from Chicago to Seattle?

Flight prices from Chicago to Seattle change depending on demand and time of booking.

Choose a date to explore the best fares now.

Many users find better fares by booking several weeks in advance. In fact, for many routes, booking early is one of the best ways to save.

Best airport options between Chicago and Seattle

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

  • Airports in Chicago: Chicago is served by 3 airports - Midway, O'Hare, Rockford.
  • Airports in Seattle: In Seattle, 2 airports are available - Boeing Field, Lake Union.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Flights from Chicago to Seattle - Tacoma

Plan smarter: flights from Chicago to Seattle

Find the flight that fits your plans with Jetcost. You can filter results by stops, agencies, budget, time of day, and airline — all in one search.

Other popular destinations

Travelers flying to United States also checked out: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Comparing offers from multiple agencies helps you find the best price for the same route. You can also spot exclusive deals from individual airlines right in the results list.
Frequently Asked Questions

Frequently asked questions about flights from Chicago to Seattle.

How much does an airline ticket from Chicago to Seattle cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Chicago to Seattle.

How far is Chicago from Seattle?

Chicago is about 2785 km from Seattle.

What are the airports in Seattle?

Seattle has 2 airports: Boeing Field, Lake Union.

What are the airports in Chicago?

Chicago has 3 airports: Midway, O'Hare, Rockford.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Las Vegas, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Chicago to Seattle?

This information is not available at the moment.

What is the cheapest month to fly from Chicago to Seattle?

This information is not available at the moment.

What is the most expensive month to fly from Chicago to Seattle?

This information is not available at the moment.

What is the best day of the week to fly from Chicago to Seattle?

This information is not available at the moment.