Cheap Flights to Southwestern Ontario from CA $448

By using our helpful "No change fee" filter, that's how. Simply type in your travel dates, click "Search," then mark the checkbox under the "Flexible change policies" heading (top left of your screen). Expedia makes it a cinch to find cheap, flexible airfares to Southwestern Ontario.

Pack your bags and choose from these top airlines that service Southwestern Ontario:

• Delta - 8,212 flights to or near Southwestern Ontario each month, including 7,653 flights to Detroit Metropolitan Wayne County Airport (DTW) per month.
• Air Canada - 2,738 flights to or near Southwestern Ontario each month, including 2,738 flights to Pearson Intl. Airport (YYZ) per month.
• American Airlines - 1,462 flights to or near Southwestern Ontario each month, including 751 flights to Pearson Intl. Airport (YYZ) per month.

You'll always get a fabulous deal with Expedia, but our "flexible dates" feature makes it even easier. Enter your preferred travel date, then tick the flexible dates box above to see a list of prices for nearby days. CA $969 was the cheapest price for a flight to Southwestern Ontario in the last seven days.

One-way flights from Columbus (CMH) sold for just CA $448 in the last seven days. During this time, the cost of a round-trip fare to Southwestern Ontario varied between CA $969 and CA $1,533. If you find a bargain ticket, book as fast as you can — these fares don't stick around.

Depending on your final Southwestern Ontario destination, you'll have a selection of popular airports to choose between. These include:

• Detroit Metropolitan Wayne County Airport (DTW) - 10,130 flights per month.
• Pearson Intl. Airport (YYZ) - 5,363 flights per month.
• Billy Bishop Toronto City Airport (YTZ) - 338 flights per month.

Leave for Southwestern Ontario early on in the week and you'll usually be rewarded with cheaper fares. Tuesday is known for being the cheapest day to jump on a plane, closely followed by Monday. If you're eager to avoid the most expensive flights, stay away from Saturdays.

Plane tickets to Southwestern Ontario varied from CA $969 to CA $1,533 in the last seven days. Usually, the quicker you book the better the price.

• Jampacked with cultural allure and energy, Hamilton is a fantastic place to begin your Southwestern Ontario getaway. Visit prominent attractions like African Lion Safari, get some retail therapy or eat and drink your way around some of this destination's wonderful eateries. What you choose to do is up to you!
• When it comes to working out the activities for your break, keep in mind that Hamilton has a humid continental climate. Be sure to check the temperatures before you jet off so you have a clearer picture of what to expect.
• Be sure to make Toronto the next place you go to. It's roughly 56 kilometres to the northeast of Hamilton and where you'll find Toronto Premium Outlets, one of this destination's leading tourist sights.

If you're eager to take in Southwestern Ontario's most populous city when it's really buzzing, head to Hamilton sometime in June, July and August. Like most destinations in the Northern Hemisphere, summer here begins June 20, with average temperatures ranging between 16ºC and 24ºC.

The best month to book a fantastic deal to Southwestern Ontario is February, while the priciest month is December. Keep clear of this month if you want to save your dollars.