$143 Cheap Flights to Northwestern Ontario

The cheapest month to fly to Northwestern Ontario is November when there's less demand. Off-peak months are often when you'll find cheap flights. To save money, avoid flying during school breaks and public holidays.

Pick from 38 US cities that have direct flights to Northwestern Ontario. When reserving on Expedia, click on the "Direct flights only" filter to compare nonstop itineraries. Fly to Northwestern Ontario from any of these leading cities:

• New York
• Chicago
• Newark
• Washington
• Orlando

To secure cheap flights to Northwestern Ontario, book well in advance and visit during the off-peak months of December and January. After another tip? Leave on a Thursday and save around 16% on average compared to those who travel on a Sunday.* Opt to receive price alerts on the Expedia app and we'll let you know as soon as your fares go down.

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

Being flexible about your travel plans can help you to find last-minute deals on cheap flights to Northwestern Ontario. To see all the available options, try looking at different ticket types, tweaking your Northwestern Ontario vacation dates, leaving from an alternative airport or using another carrier.

For some of the biggest savings on domestic journeys, book your flight to Northwestern Ontario 28 days ahead of your travel dates. For international flights, search for your ticket two to four months in advance. This increases your chances of getting the departure dates and seats you want.*

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

You can usually find cheap flights to Northwestern Ontario on Sundays. Travelers can save about 8% on average compared to booking on a Friday, which is typically the most expensive day to purchase tickets.*

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

Settle on your vacation dates and then jet off to Northwestern Ontario with one of these leading airlines:

• Air Canada - 3,056 flights to Northwestern Ontario each month, including 3,056 flights to Pearson Intl. Airport (YYZ) per month.
• American Airlines - 806 flights to Northwestern Ontario each month, including 806 flights to Pearson Intl. Airport (YYZ) per month.
• United Airlines - 686 flights to Northwestern Ontario each month, including 686 flights to Pearson Intl. Airport (YYZ) per month.

Bundle your accommodations and flights and you could save hundreds of dollars. Better yet, you can add extras like activities and car rentals to your Northwestern Ontario flight and hotel package deal. With Expedia, it's easy to manage all your Northwestern Ontario travel plans in one place.

If you bought your flight to Northwestern Ontario in the last 24 hours, you can typically cancel or change it for free. After that, additional charges may apply depending on the airline's terms and conditions. For more information, head to our Customer Service Portal. Remember that some flights are non-refundable, so you may receive a credit toward a future flight instead of a direct refund. When searching on Expedia, select the "No cancel fee" or "Changes included" filters to compare tickets with flexible change policies.