* All fares below were last found on: Oct 16, 2018 and 8:22:33 AM.
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Book your flights from Portland to Ontario and save big on airfares. The capital city of Toronto is divided into two regions, Northern Ontario and Southern Ontario. Travel back in time by visiting the Old Fort William which is located in Thunder Bay and is a historical fort with the best historical reenactments.
Traveling from Portland to Ontario is easy as you can choose from top airlines such as United Airlines, Frontier Airlines and American Airlines. Take advantage of exclusive deals on flights to Ontario and save more to splurge on a vacation. Your flight from Portland to Ontario takes around four hours fifteen minutes to cover a distance of about 838 miles excluding the layover time. Keep your mp3 players with you to keep yourself entertained during the flight.