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St. Mary's Flights as Low as $253
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Cheap Flights to St. Mary's
Fall in love at first flight with your vacation to St. Mary's by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to St. Mary's on Hotwire, and you’ll be up, up, and on a getaway in no time.
Because once the wheels are down in St. Mary's, the good times start rolling. So buckle up, you’re in for a fun ride.
Frequently Asked Questions About flights to St. Mary's
Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to St. Mary's with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.
So all you have to worry about is where you’re headed after the YXU airport.
What is the cheapest month to fly to St. Mary's?
Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to St. Mary's are in September, but when you book your flight on Hotwire, savings are always in season.
How many airlines fly to St. Mary's?
Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 15 to choose from for your flight to St. Mary's.
What airport is best to fly into St. Mary's?
When you’re planning your trip to St. Mary's, convenience is the name of the game. Luckily, St. Mary's London Intl. Airport is nearby so you can deplane and get going on checking off everything on your St. Mary's must-do list.
How much are flights to St. Mary's?
Got very cheap flights on your vacation itinerary? When you book your airline tickets to St. Mary's on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $253, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.
How to get cheap flights to St. Mary's?
The trick to saving a stack of cash on your flight to St. Mary's? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $253 right now, why wait?
Destination airport | Region of Waterloo Intl. |
|---|---|
Destination airport IATA code | YKF |
Roundtrip price | $164 |
Last Minute Hotel Deals in St. Mary's
Westover Inn
"Unique place to stay however we were in the other building not the main house. Rooms were small, heater/air conditioner runs all the time. Bed not comfortable."
Reviewed on May 24, 2026
Stone Willow Inn
"The price, I thought was a little high for mid week and still in May. There's not a lot of choices in the area near the golf course. The room was okay, the bed was okay. No phone. You had to pull out the plug on the bed side lamp to turn it off. The tv is a fire stick thing. The book didn't tell ..."
Reviewed on May 28, 2026
The Penrose Suites
"It’s this surprising place to stay in St Mary’s, with beautifully appointed rooms, design touches, view of the golf course and attentive communication from the host. Second visit and there will be more!"
Reviewed on May 25, 2026
Hard Rock Hotel London Ontario
"Yet another excellent stay at the Hard Rock. Their beds are so comfy!"
Reviewed on Jun 3, 2026
Delta Hotels by Marriott London Armouries
"Always find this is an excellent hotel to stay at. Unfortunately did not quite meet that standard this time. We had a room that looked out to the restaurant this time. It was quiet by about 11pm but you could hear music playing at 6am the next morning while the staff prepared the breakfast room. ..."
Reviewed on Jun 4, 2026
Sandman Hotel & Suites London Downtown
"Suite was a perfect size and very clean. Parking was good and staff were excellent."
Reviewed on Jun 4, 2026
The Park Hotel London
"Apparently every room is a suite..our was. Signage in parking was hard to find, where entrance to hotel was! Breakfast was good"
Reviewed on Jun 4, 2026
Spencer Hotel and Conference Centre
"Beautiful property, friendly staff, and good location for getting around London"
Reviewed on Jun 4, 2026
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