Cheap Flights from Harrisburg (MDT) to St. Catharines (YCM)

Popular airlines from Harrisburg Intl. Airport (MDT) to St. Catharines, ON (YCM-Niagara District)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Alternative airports near St. Catharines

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Buffalo Niagara Intl. BUF. Cheapest option available. Average driving time to city center is 51 minutes. Flights from $339
BUF
Buffalo Niagara Intl.
Cheapest
Average driving time to city center51 min
Flights from $339

Frequently asked questions

How much does a flight from Harrisburg Intl. Airport (MDT) to St. Catharines, ON (YCM-Niagara District) cost?
Secure a cheap one-way flight or cheap return flight from Harrisburg Intl. Airport (MDT) to St. Catharines, ON (YCM-Niagara District) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Harrisburg Intl. Airport (MDT) to St. Catharines, ON (YCM-Niagara District)?
The cheapest month to fly from MDT to YCM is , when demand is low. Off-peak season is typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Harrisburg Intl. Airport (MDT) to St. Catharines, ON (YCM-Niagara District)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest MDT to YCM flight.
How many flights per day from Harrisburg Intl. Airport (MDT) to St. Catharines, ON (YCM-Niagara District)?
Direct flights from Harrisburg Intl. Airport (MDT) to St. Catharines, ON (YCM-Niagara District) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from MDT to YCM?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Harrisburg Intl. Airport (MDT) to St. Catharines, ON (YCM-Niagara District)?
Opt for a flight from Harrisburg Intl. Airport (MDT) to St. Catharines, ON (YCM-Niagara District) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Harrisburg Intl. Airport (MDT) to St. Catharines, ON (YCM-Niagara District) last-minute?
Holding off until right before your break to book your flight from MDT to YCM generally means paying more. Although you may find some last-minute discounts, they're not always guaranteed. Allow some flexibility in your schedule to boost your chances of scoring a bargain.
Is it cheaper to book a MDT to YCM flight and hotel package?
Booking a MDT to YCM flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Pick from our impressive range of accommodations and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Harrisburg Intl. Airport (MDT) to St. Catharines, ON (YCM-Niagara District)?
Typically, you can cancel or modify your MDT to YCM flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you'd like more details, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Harrisburg Intl.
Destination airport
Niagara District
Distance
241 mi

Book with confidence

Book with confidence

Harrisburg to St. Catharines Flights

The cheapest times to fly from Harrisburg to St. Catharines

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Harrisburg to St. Catharines are during the month of . You can find some of the cheapest flights from Harrisburg to St. Catharines with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Harrisburg to St. Catharines

Sunday is one of the best days to book for cheap flights from Harrisburg to St. Catharines: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Harrisburg to St. Catharines

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Harrisburg to St. Catharines in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Harrisburg to St. Catharines flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Harrisburg to St. Catharines airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Harrisburg to St. Catharines Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.