$294 Cheap Flights from Montreal (YUL) to Harrisburg (MDT)

View $294 flight on Tue, Nov 18, 2025Opens in a new window

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Cheap Flights from Montreal to Harrisburg (YUL-MDT)

Prices were available within the past 7 days and start at $294 for one-way flights and $462 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Sep 17 - Sat, Sep 27
YUL
Montreal
MDT
Harrisburg
$462 Roundtrip, found 2 days ago
$462
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Sep 17 from Montreal to Harrisburg, returning Sat, Sep 27, priced at $462 found 2 days ago
American Airlines
Thu, Aug 21 - Fri, Sep 5
YUL
Montreal
MDT
Harrisburg
$491 Roundtrip, found 3 days ago
$491
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Aug 21 from Montreal to Harrisburg, returning Fri, Sep 5, priced at $491 found 3 days ago
United
Tue, Sep 23 - Tue, Sep 30
YUL
Montreal
MDT
Harrisburg
$502 Roundtrip, found 2 days ago
$502
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 23 from Montreal to Harrisburg, returning Tue, Sep 30, priced at $502 found 2 days ago
United
Tue, Sep 23 - Tue, Sep 30
YUL
Montreal
MDT
Harrisburg
$503 Roundtrip, found 2 days ago
$503
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 23 from Montreal to Harrisburg, returning Tue, Sep 30, priced at $503 found 2 days ago
United
Sat, Sep 20 - Sat, Sep 27
YUL
Montreal
MDT
Harrisburg
$513 Roundtrip, found 2 days ago
$513
Roundtrip
found 2 days ago
Select United flight, departing Sat, Sep 20 from Montreal to Harrisburg, returning Sat, Sep 27, priced at $513 found 2 days ago
United
Wed, Jul 23 - Tue, Aug 12
YUL
Montreal
MDT
Harrisburg
$518 Roundtrip, found 3 days ago
$518
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jul 23 from Montreal to Harrisburg, returning Tue, Aug 12, priced at $518 found 3 days ago
United
Wed, Jul 23 - Mon, Aug 11
YUL
Montreal
MDT
Harrisburg
$526 Roundtrip, found 3 days ago
$526
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jul 23 from Montreal to Harrisburg, returning Mon, Aug 11, priced at $526 found 3 days ago
Air Canada
Tue, Sep 23 - Tue, Sep 30
YUL
Montreal
MDT
Harrisburg
$527 Roundtrip, found 2 days ago
$527
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, Sep 23 from Montreal to Harrisburg, returning Tue, Sep 30, priced at $527 found 2 days ago
Delta
Tue, Sep 23 - Tue, Sep 30
YUL
Montreal
MDT
Harrisburg
$536 Roundtrip, found 2 days ago
$536
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Sep 23 from Montreal to Harrisburg, returning Tue, Sep 30, priced at $536 found 2 days ago
WestJet
Tue, Sep 23 - Tue, Sep 30
YUL
Montreal
MDT
Harrisburg
$593 Roundtrip, found 2 days ago
$593
Roundtrip
found 2 days ago
Select WestJet flight, departing Tue, Sep 23 from Montreal to Harrisburg, returning Tue, Sep 30, priced at $593 found 2 days ago
Flights from Montreal (YUL) to Harrisburg (MDT)
Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
Harrisburg Intl.
Airlines serving
WestJet
Roundtrip price
$461
Distance
394 mi

Montreal to Harrisburg Flights

The cheapest times to fly from Montreal to Harrisburg

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 Montreal to Harrisburg are during the month of September. You can find some of the cheapest flights from Montreal to Harrisburg with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Montreal to Harrisburg

Sunday is one of the best days to book for cheap flights from Montreal to Harrisburg: 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 Montreal to Harrisburg

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 Montreal to Harrisburg in 2025. You can also book with separate airlines for your outbound and return journeys, from $294 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 Montreal to Harrisburg 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 Montreal to Harrisburg 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.

 

Frequently asked questions

How much does a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Harrisburg Intl. Airport (MDT) cost?
Discover the latest flight deals from YUL to MDT by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from YUL to MDT?
The cheapest flights from YUL to MDT are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from YUL to MDT?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from YUL to MDT. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Pierre Elliott Trudeau Intl. Airport (YUL) to Harrisburg Intl. Airport (MDT)?
You'll have to hop on a flight with a layover when traveling from Pierre Elliott Trudeau Intl. Airport (YUL) to Harrisburg Intl. Airport (MDT). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from YUL to MDT?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change depending on a range of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Pierre Elliott Trudeau Intl. Airport (YUL) to Harrisburg Intl. Airport (MDT)?
To reach Harrisburg Intl. Airport (MDT) on schedule, pick a flight that takes off from Pierre Elliott Trudeau Intl. Airport (YUL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Pierre Elliott Trudeau Intl. Airport (YUL) to Harrisburg Intl. Airport (MDT) last-minute?
Booking your flight from YUL to MDT just before your journey is generally more expensive. But if there's some wiggle room with your itinerary, you could bag a cheap last-minute fare.
Is it cheaper to book a YUL to MDT flight and hotel package?
Compared with arranging flights and hotels separately, booking a YUL to MDT flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place takes the hassle out of planning your trip. Just pick your flights and select from our extensive range of hotels, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Harrisburg Intl. Airport (MDT)?
If you booked your YUL to MDT flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

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*Available to One Key members.