How much should you expect to spend for a flight from Chicago O'Hare to Seattle Boeing Field?

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

Pick a travel date to see today’s available fares.

Studies show that flying midweek — like on a Tuesday or Wednesday — can be cheaper than weekend flights. Still, airfares change frequently, so check updated prices on Jetcost.

Which airports serve Chicago and Seattle?

When planning a trip of about 2761 km, it's a good idea to check flights from surrounding airports too.

• Airports in Chicago: Chicago is connected to 3 airports - Midway, O'Hare, Rockford.
• Airports in Seattle: Seattle offers flights from 2 airports - Boeing Field, Lake Union.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Find flights from Chicago O'Hare to Seattle Boeing Field that suit your schedule

Use Jetcost to sort and filter results based on your preferred flight time, number of stops, price range, or airline. View deals from the best airlines and travel agencies.

Other popular destinations

Interested in United States? These cities are also in demand: Atlanta, Los Angeles, Miami, New York City, Orlando.

Connecting flights can be cheaper but often mean longer layovers. You can easily select either direct or connecting flights with a single click using the filters.