Cheap flights from Chicago to Seattle, WA, Vereinigte Staaten (MDW - SEA)

As a rule, buying flight tickets from Chicago to Seattle, WA expends a lot. Using our service of searching for cheap flight tickets, you will be able to save a significant sum of money! We will help tip to buy flight tickets from Chicago to Seattle, WA at the most favorable prices.

Out service helps you to find tickets from Chicago to Seattle, WA in the most reliable travel agencies and booking systems, including all the airline companies. We don't sell tickets and don't do any surcharges, we just find the best offers - you choose yourself where you want to buy flight tickets Chicago - Seattle, WA at the best price!

We also recommend you to look through the prices for return tickets from Seattle, WA to Chicago.

Airfares found by our users in the past 24 hours

The cheapest flight from Chicago to Seattle, WA is 238€ on Southwest Airlines, departing on 08.07.2025 and returning on 11.07.2025.
The price for these dates could change. Use search to get the best price.
AirlineDeparture dateReturn datePrice
Southwest Airlines08.07.202511.07.2025from 238€

Average round-trip airfares from Chicago to Seattle, WA by months

MonatRound-Trip
April 2025find now
Mai 202511.05 - 17.05from 258€
Juni 202528.06 - 30.06from 259€
Juli 202508.07 - 11.07from 238€
August 2025find now
September 2025find now
Oktober 2025find now
November 2025find now
Dezember 2025find now
Januar 2026find now
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März 2026find now

The price which were found by our clients for the latest several days. Given ticket prices could change. It's connected with the presence of flight tickets while booking.

Airlines are flying from Chicago to Seattle, WA

Southwest Airlines
Find Flights to Seattle, WA
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