Search Cheap Flights to
St. Mary's

Search 400 airlines and 321,000 hotels worldwide.

Stop Planning & Start Exploring

FREE 24 hour cancellation on most flights

St. Mary's Flights as Low as $226

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Porter Airlines
Sat, Apr 11 - Sun, Apr 12
YVR
Vancouver Intl.
YHM
John C. Munro Hamilton Intl.
$226 Roundtrip, found 1 day ago
$226
Roundtrip
found 1 day ago
Select Porter Airlines flight, departing Sat, Apr 11 from Vancouver Intl. to John C. Munro Hamilton Intl., returning Sun, Apr 12, priced at $226 found 1 day ago
Flair Airlines
Fri, Apr 10 - Mon, Apr 20
YVR
Vancouver Intl.
YYZ
Pearson Intl.
$247 Roundtrip, found 18 hours ago
$247
Roundtrip
found 18 hours ago
Select Flair Airlines flight, departing Fri, Apr 10 from Vancouver Intl. to Pearson Intl., returning Mon, Apr 20, priced at $247 found 18 hours ago
Air Transat
Thu, Apr 9 - Sun, Apr 12
YVR
Vancouver Intl.
YHM
John C. Munro Hamilton Intl.
$264 Roundtrip, found 4 hours ago
$264
Roundtrip
found 4 hours ago
Select Air Transat flight, departing Thu, Apr 9 from Vancouver Intl. to John C. Munro Hamilton Intl., returning Sun, Apr 12, priced at $264 found 4 hours ago
WestJet
Fri, Apr 17 - Sat, Apr 18
YVR
Vancouver Intl.
YYZ
Pearson Intl.
$270 Roundtrip, found 2 days ago
$270
Roundtrip
found 2 days ago
Select WestJet flight, departing Fri, Apr 17 from Vancouver Intl. to Pearson Intl., returning Sat, Apr 18, priced at $270 found 2 days ago
Flair Airlines
Thu, Apr 9 - Fri, Apr 17
YXX
Abbotsford Intl.
YYZ
Pearson Intl.
$273 Roundtrip, found 3 hours ago
$273
Roundtrip
found 3 hours ago
Select Flair Airlines flight, departing Thu, Apr 9 from Abbotsford Intl. to Pearson Intl., returning Fri, Apr 17, priced at $273 found 3 hours ago
WestJet
Mon, Apr 27 - Fri, May 15
YXX
Abbotsford Intl.
YXU
London Intl.
$296 Roundtrip, found 2 days ago
$296
Roundtrip
found 2 days ago
Select WestJet flight, departing Mon, Apr 27 from Abbotsford Intl. to London Intl., returning Fri, May 15, priced at $296 found 2 days ago
Delta
Tue, Jun 9 - Wed, Jun 10
IAD
Washington Dulles Intl.
YYZ
Pearson Intl.
$298 Roundtrip, found 4 days ago
$298
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Jun 9 from Washington Dulles Intl. to Pearson Intl., returning Wed, Jun 10, priced at $298 found 4 days ago
WestJet
Mon, Apr 6 - Tue, Apr 7
YVR
Vancouver Intl.
YXU
London Intl.
$363 Roundtrip, found 2 days ago
$363
Roundtrip
found 2 days ago
Select WestJet flight, departing Mon, Apr 6 from Vancouver Intl. to London Intl., returning Tue, Apr 7, priced at $363 found 2 days ago
American Airlines
Tue, Apr 21 - Tue, May 12
LAX
Los Angeles Intl.
YYZ
Pearson Intl.
$363 Roundtrip, found 1 hour ago
$363
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Tue, Apr 21 from Los Angeles Intl. to Pearson Intl., returning Tue, May 12, priced at $363 found 1 hour ago
WestJet
Fri, Jun 5 - Sun, Jun 7
YXX
Abbotsford Intl.
YHM
John C. Munro Hamilton Intl.
$365 Roundtrip, found 6 hours ago
$365
Roundtrip
found 6 hours ago
Select WestJet flight, departing Fri, Jun 5 from Abbotsford Intl. to John C. Munro Hamilton Intl., returning Sun, Jun 7, priced at $365 found 6 hours ago
Porter Airlines
Sun, Aug 9 - Sat, Aug 15
IAD
Washington Dulles Intl.
YTZ
Billy Bishop Toronto City
$371 Roundtrip, found 1 hour ago
$371
Roundtrip
found 1 hour ago
Select Porter Airlines flight, departing Sun, Aug 9 from Washington Dulles Intl. to Billy Bishop Toronto City, returning Sat, Aug 15, priced at $371 found 1 hour ago
Air Canada
Fri, Apr 17 - Sun, Apr 26
LAX
Los Angeles Intl.
YKF
Region of Waterloo Intl.
$396 Roundtrip, found 2 days ago
$396
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Apr 17 from Los Angeles Intl. to Region of Waterloo Intl., returning Sun, Apr 26, priced at $396 found 2 days ago
Air Canada
Thu, Apr 16 - Mon, Apr 20
LAX
Los Angeles Intl.
YHM
John C. Munro Hamilton Intl.
$417 Roundtrip, just found
$417
Roundtrip
just found
Select Air Canada flight, departing Thu, Apr 16 from Los Angeles Intl. to John C. Munro Hamilton Intl., returning Mon, Apr 20, priced at $417 just found
Air Canada
Sun, Aug 9 - Sat, Aug 15
IAD
Washington Dulles Intl.
YKF
Region of Waterloo Intl.
$426 Roundtrip, found 22 hours ago
$426
Roundtrip
found 22 hours ago
Select Air Canada flight, departing Sun, Aug 9 from Washington Dulles Intl. to Region of Waterloo Intl., returning Sat, Aug 15, priced at $426 found 22 hours ago
Air Canada
Sun, Aug 9 - Sat, Aug 15
IAD
Washington Dulles Intl.
YHM
John C. Munro Hamilton Intl.
$427 Roundtrip, found 22 hours ago
$427
Roundtrip
found 22 hours ago
Select Air Canada flight, departing Sun, Aug 9 from Washington Dulles Intl. to John C. Munro Hamilton Intl., returning Sat, Aug 15, priced at $427 found 22 hours ago
Air Canada
Sat, Jul 25 - Thu, Aug 6
LAX
Los Angeles Intl.
YTZ
Billy Bishop Toronto City
$491 Roundtrip, found 1 day ago
$491
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Jul 25 from Los Angeles Intl. to Billy Bishop Toronto City, returning Thu, Aug 6, priced at $491 found 1 day ago

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 April, 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 16 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 $226, 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 $226 right now, why wait?

St. Mary's Flight Information
Destination airport
Pearson Intl.
Destination airport IATA code
YYZ
Roundtrip price
$226

Last Minute Hotel Deals in St. Mary's

Stone Willow Inn

Stone Willow Inn

2.5 out of 5
940 Queen St E St. Mary's ON
Book a stay at this business-friendly hotel in St. Mary's. Enjoy free WiFi, free parking, and a fitness center. Popular attractions St. Marys Museum and St. ...
8.2/10 Very Good! (210 reviews)
The room was clean. The staff accoumadated us becuase they booked us on the second floor and they moved us to the first floor to accomadate bexause of mobility issues

Reviewed on Mar 1, 2026

Get rates
Stone Willow Inn
Westover Inn

Westover Inn

3.5 out of 5
300 Thomas Street St. Mary's ON
Book a stay at this historic hotel in St. Mary's. Enjoy free WiFi, free parking, and a garden. Our guests praise the helpful staff in our reviews. Popular attractions ...
8/10 Very Good! (342 reviews)
The room was clean and the bed was comfortable.

Reviewed on Feb 23, 2026

Get rates
Westover Inn
The Penrose Suites

The Penrose Suites

4 out of 5
725 Queen St E Saint Marys ON
Book a stay at this golf aparthotel in St. Mary's. Enjoy free WiFi, free parking, and daily housekeeping. Popular attractions St. Mary's Farmers' Market and ...
9.6/10 Exceptional! (16 reviews)
The room was so clean and so nicely laid out. The view out of the balcony was breathtaking. The restaurant adjacent did require a car to get to but was fantastic and I also recommend. I found the location ideal and will definitely recommend and stay here again!

Reviewed on Feb 12, 2026

Get rates
The Penrose Suites
Hard Rock Hotel London Ontario

Hard Rock Hotel London Ontario

4 out of 5
100 Kellogg Lane London ON
Book a stay at this family-friendly hotel in London. Enjoy free WiFi, 2 restaurants, and a nightclub. Popular attractions Budweiser Gardens and Western Fair ...
9.4/10 Exceptional! (591 reviews)
Room was perfect. Staff were very helpful. We loved our experience

Reviewed on Mar 12, 2026

Get rates
Hard Rock Hotel London Ontario
Delta Hotels by Marriott London Armouries

Delta Hotels by Marriott London Armouries

4 out of 5
325 Dundas St London ON
Book a stay at this business-friendly hotel in London. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the helpful staff and the ...
8.8/10 Excellent! (1,000 reviews)
Fantastic hotel to stay! Better service than some 5 start resorts i have stayed! Will definitely stay again!

Reviewed on Mar 9, 2026

Get rates
Delta Hotels by Marriott London Armouries
Spencer Hotel and Conference Centre

Spencer Hotel and Conference Centre

3 out of 5
551 Windermere Rd London ON
Book a stay at this business-friendly hotel in London. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the breakfast and the helpful ...
9/10 Wonderful! (1,520 reviews)
Room was not even close to what was shown in Expedia description. Plus no microwave or sitting area. Staff were super accommodating and brought me in a chair and light. Live this property; only issue is I paid a $40 premium for an executive room but got an average room in the executive wing. 3 nights, ...

Reviewed on Mar 11, 2026

Get rates
Spencer Hotel and Conference Centre
Sandman Hotel & Suites London Downtown

Sandman Hotel & Suites London Downtown

2.5 out of 5
374 Dundas St London ON
Book a stay at this business-friendly hotel in London. Enjoy free breakfast, free WiFi, and parking (surcharge). Our guests praise the helpful staff and the ...
7.4/10 Good! (1,425 reviews)
The mattress was terrible!! Felt like lying in a hole. You need to replace the mattresses! Otherwise the room was clean and tidy.

Reviewed on Mar 10, 2026

Get rates
Sandman Hotel & Suites London Downtown
Hotel Metro

Hotel Metro

3.5 out of 5
32 Covent Market Place London ON
Book a stay at this business-friendly hotel in London. Enjoy free WiFi, in-room massages, and daily housekeeping. Our guests praise the helpful staff and the ...
9/10 Wonderful! (1,002 reviews)
Room was very lovely, corners were dusty. The largely self serve check in was a bit to figure out but worked well once you had it. Main complaint is the parking. They recommend that you use the public parking garage across the road and indicate that they have a discount but: 1) there is no in/out ...

Reviewed on Mar 10, 2026

Get rates
Hotel Metro
See all 265 properties in St. Mary's
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.