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Ontario to Seattle Flight Time

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How Long is the Flight from Ontario to Seattle?

Flying from Ontario to Seattle takes approximately 2 hours 40 minutes, crossing roughly 960 miles (1,544 kilometers). Seattle-Tacoma International Airport (SEA) serves as a major hub in the Pacific Northwest. Airlines including Alaska Airlines, and Southwest Airlines provide service on this route. Connecting flights may add 1 hours to 2 hours to your journey, depending on the hub city and connection times.

Ontario to Seattle Flight Duration & Travel Information

Explore More Flight Times & Routes

Planning beyond this route? Explore more flight times, distances, and travel durations using our tools below.

Start with our Flight Time Calculator to estimate journey times worldwide, or browse average travel times from your departure city using the Ontario Flight Times.

Verified by Our Travel Operations Expert

Jaipal Singh

He is Director of Operations at Moresand Limited, runningCrystaltravel.co.uk(38 years in business, 38,000+ Trustpilot reviews) and Mundotrip.com. 20+ years in travel, from retail and B2B distribution to operations. His team processes thousands of bookings annually across flights, hotels, car rentals, cruises, and packages. Information on this site comes from actual booking data and supplier records.

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