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Nonstop flights from Chicago to Seattle

4 airlines fly this route, with up to 12 flights a day.

ORDChicago O'Hare International
1,716 mi · 67 flights a week
SEASeattle-Tacoma International
ORDSEA

When they leave

Chicago time
1:55a7:49pFirst departure 1:55 AM, last 7:49 PM

One overnight flight at 1:55 AM, then five in the morning, 6:00 AM to 10:00 AM, then four in the afternoon, 12:47 PM to 4:20 PM, then three in the evening, 5:44 PM to 7:49 PM.

Every flight

Earliest first

Times are local.

Flying from Chicago to Seattle

Alaska Airlines flies most often, 3 to 6 times a day on the Boeing 737 MAX 9, Boeing 737-900 and Boeing 737-800. Delta Air Lines flies 2 to 3 times a day on the Boeing 737-800 and Boeing 737-900. United Airlines flies 16 times a week on the Airbus A321neo and Boeing 737 MAX 9. Korean Air flies on Fridays with the Boeing 747-8.

Flights run every day of the week, from 6 on Mondays and Sundays to 12 on Fridays and Saturdays. The first arrival in Seattle is at 4:15 AM and the last at 10:30 PM. The flight covers 1,716 miles.

Flying back, Seattle to Chicago has 137 nonstop flights a week. Midway (MDW) also has nonstop flights to Seattle, 20 a week.

Return flights

Every Chicago airport

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Schedules as of Oct 9, 2026.