Cheap flights from Seattle to Chicago (SEA - CHI)

Flight FAQs

From Seattle to Chicago

What airport do you fly from for flights from Seattle to Chicago?

For a flight from Seattle to Chicago, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 40 outbound flights to Chicago per day. 9 airlines have flights to Chicago from Seattle/Tacoma Intl on a regular basis.

Which airlines flying from Seattle/Tacoma Intl to Chicago have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Seattle/Tacoma Intl to Chicago that may be offering flexible cancellation policies are Delta, Alaska Airlines, and United Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Seattle to Chicago for under $100 on Cheapflights?

Yes, there are multiple flights from Seattle to Chicago for under $100. The cheapest flight booked recently is on Spirit Airlines for just $69, but on average you can expect to pay $97.

Are there nonstop flights from Seattle to Chicago for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Seattle to Chicago under $200. A good price for a nonstop flight from Seattle to Chicago is less than $177.

Are there last-minute flights available from Seattle to Chicago for under $100?

There are currently 20+ open flights from Seattle to Chicago within the next 7 days for less than $100.

What days are nonstop flights available from Seattle to Chicago?

Nonstop flights are available for this route on the following days: Sunday, Friday, Saturday.

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

On average 8 flights depart from Seattle to Chicago per day.
Morning (6am - Noon) - 88% of flight departures
Evening (6pm - Midnight) - 13% of flight departures

How long is the flight from Seattle to Chicago?

Departing from Seattle to Chicago will take you 15h 30m. Seattle and Chicago are separated by a distance of 1725 mi.

What is the cheapest airline to fly from Seattle to Chicago round-trip?

Our cheapest airline available from Seattle to Chicago is Spirit Airlines. Our recent data shows that you can find tickets from as low as $69 on this airline. Users have found that Spirit Airlines is 67% cheaper than the other options available to this destination.

What are the cheapest flights from Seattle to Chicago?

Looking for the cheapest flight from Seattle to Chicago? While on average our users pay $434, our data indicates the cheapest price to be $81. The most popular route (Seattle/Tacoma Intl - Chicago O'Hare Intl), is priced around $69.

What are the most popular routes from Seattle to Chicago?

While some choose either Seattle/Tacoma Intl - Chicago Midway or Seattle/Tacoma Intl - Chicago Greater Rockford, Seattle/Tacoma Intl - Chicago O'Hare Intl is the most popular route from Seattle to Chicago.

What are the most reliable airlines from Seattle to Chicago?

No one likes to see their flight delayed. When booking a flight from Seattle to Chicago consider choosing Brussels Airlines (91%), Iberia (90%) or United Airlines (90%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Seattle to Chicago?

When booking a flight from Seattle to Chicago, you may want to consider flying on Major Airline, American Airlines or Alaska Airlines as they are the most popular for this route.