London, Ontario, Canada to Seattle: Road Trip Guide & Distance

How far is London, Ontario, Canada from Seattle?

The distance from London, Ontario, Canada to Seattle is 1999 miles (3217 km) as the crow flies. Seattle is located WNW of London, Ontario, Canada. By car, the driving distance is approximately 2398.7 miles, taking about 48h 15min. A direct flight would take roughly 4h 31min. London, Ontario, Canada is in Ontario, Canada, while Seattle is in Washington, United States.

This is a serious multi-day road trip! We strongly recommend breaking this journey up with an overnight stay to ensure you arrive safely and refreshed. Since you'll be heading mostly West, pack a good pair of sunglasses if you plan to drive during the late afternoon to avoid the harsh sun glare. Keep in mind this route crosses international borders. Don't forget your passport, and check current border crossing times and vehicle insurance requirements. For a trip of this distance, flying is significantly faster. However, driving offers the flexibility to explore stops along the way.

Coordinates come from public place data for London, Ontario, Canada and Seattle. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.