Frederick to Kingston, Ontario, Canada: Road Trip Guide & Distance

How far is Frederick from Kingston, Ontario, Canada?

The distance from Frederick to Kingston, Ontario, Canada is 336.2 miles (541 km) as the crow flies. Kingston, Ontario, Canada is located N of Frederick. By car, the driving distance is approximately 403.4 miles, taking about 8h 7min. A direct flight would take roughly 1h 11min. Frederick is in Maryland, United States, while Kingston, Ontario, Canada is in Ontario, Canada.

This is a solid day of driving. Be sure to take breaks every 2-3 hours to avoid driver fatigue, and plan your meals ahead of time. Heading North for this distance usually means noticeable weather changes. Make sure to check the forecast for your destination before hitting the road. Keep in mind this route crosses international borders. Don't forget your passport, and check current border crossing times and vehicle insurance requirements.

Coordinates come from public place data for Frederick and Kingston, Ontario, Canada. 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.