$241 Cheap Flights from Missoula (MSO) to Harrisburg (MDT)

View $241 flight on Fri, Feb 20, 2026Opens in a new window

Popular airlines from Missoula Intl. Airport (MSO) to Harrisburg Intl. Airport (MDT)

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Cheap Flights from Missoula to Harrisburg (MSO-MDT)

Prices were available within the past 7 days and start at $241 for one-way flights and $299 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Nov 18 - Thu, Dec 4
MSO
Missoula
MDT
Harrisburg
$299 Roundtrip, found 1 day ago
$299
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Nov 18 from Missoula to Harrisburg, returning Thu, Dec 4, priced at $299 found 1 day ago
United
Wed, Oct 22 - Wed, Oct 29
MSO
Missoula
MDT
Harrisburg
$319 Roundtrip, found 6 days ago
$319
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 22 from Missoula to Harrisburg, returning Wed, Oct 29, priced at $319 found 6 days ago
Delta
Sat, Nov 1 - Wed, Nov 5
MSO
Missoula
MDT
Harrisburg
$324 Roundtrip, found 5 hours ago
$324
Roundtrip
found 5 hours ago
Select Delta flight, departing Sat, Nov 1 from Missoula to Harrisburg, returning Wed, Nov 5, priced at $324 found 5 hours ago
United
Wed, Oct 22 - Wed, Oct 29
MSO
Missoula
MDT
Harrisburg
$334 Roundtrip, found 6 days ago
$334
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 22 from Missoula to Harrisburg, returning Wed, Oct 29, priced at $334 found 6 days ago
United
Wed, Oct 22 - Wed, Oct 29
MSO
Missoula
MDT
Harrisburg
$344 Roundtrip, found 6 days ago
$344
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 22 from Missoula to Harrisburg, returning Wed, Oct 29, priced at $344 found 6 days ago
Delta
Sat, Nov 1 - Tue, Nov 4
MSO
Missoula
MDT
Harrisburg
$349 Roundtrip, found 5 hours ago
$349
Roundtrip
found 5 hours ago
Select Delta flight, departing Sat, Nov 1 from Missoula to Harrisburg, returning Tue, Nov 4, priced at $349 found 5 hours ago
United
Wed, Oct 22 - Wed, Oct 29
MSO
Missoula
MDT
Harrisburg
$350 Roundtrip, found 6 days ago
$350
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 22 from Missoula to Harrisburg, returning Wed, Oct 29, priced at $350 found 6 days ago
Delta
Sat, Jan 17 - Tue, Jan 27
MSO
Missoula
MDT
Harrisburg
$354 Roundtrip, found 1 day ago
$354
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Jan 17 from Missoula to Harrisburg, returning Tue, Jan 27, priced at $354 found 1 day ago
American Airlines
Fri, Feb 20 - Mon, Feb 23
MSO
Missoula
MDT
Harrisburg
$374 Roundtrip, just found
$374
Roundtrip
just found
Select American Airlines flight, departing Fri, Feb 20 from Missoula to Harrisburg, returning Mon, Feb 23, priced at $374 just found
Alaska Airlines
Fri, Feb 6 - Tue, Feb 10
MSO
Missoula
MDT
Harrisburg
$389 Roundtrip, found 2 days ago
$389
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Fri, Feb 6 from Missoula to Harrisburg, returning Tue, Feb 10, priced at $389 found 2 days ago

Alternative airports near Harrisburg

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

Select flight to Harrisburg Intl. MDT. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $633
MDT
Harrisburg Intl.
Cheapest
Average driving time to city center16 min
Flights from $633

Frequently asked questions

How much does a flight from Missoula Intl. Airport (MSO) to Harrisburg Intl. Airport (MDT) cost?
Get a cheap one-way flight from $241 or cheap return flight from $299 from Missoula Intl. Airport (MSO) to Harrisburg Intl. Airport (MDT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Missoula Intl. Airport (MSO) to Harrisburg Intl. Airport (MDT)?
The cheapest month to fly from MSO to MDT is November, when there's less demand. Off-peak months are usually when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Missoula Intl. Airport (MSO) to Harrisburg Intl. Airport (MDT)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from MSO to MDT. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Missoula Intl. Airport (MSO) to Harrisburg Intl. Airport (MDT)?
There aren't any daily direct flights available from Missoula Intl. Airport (MSO) to Harrisburg Intl. Airport (MDT). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from MSO to MDT?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the airline, time of year 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 Missoula Intl. Airport (MSO) to Harrisburg Intl. Airport (MDT)?
To avoid possible delays on the Missoula Intl. Airport (MSO) to Harrisburg Intl. Airport (MDT) route, aim to fly before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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 Missoula Intl. Airport (MSO) to Harrisburg Intl. Airport (MDT) last-minute?
Last-minute fares from MSO to MDT are usually more expensive. To secure the best rates, start looking for flights early. That said, if you're flexible with your travel dates, you may land a cheap ticket right before your trip.
Is it cheaper to book a MSO to MDT flight and hotel package?
You'll typically save money by booking a MSO to MDT flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've selected your ideal flights and accommodations, consider adding extras including tours, activities and car rentals.
Can I cancel or change the date of my flight from Missoula Intl. Airport (MSO) to Harrisburg Intl. Airport (MDT)?
Typically, it's possible to reschedule or cancel your MSO to MDT flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Missoula Intl.
Destination airport
Harrisburg Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$299
Distance
1906 mi

Book with confidence

Missoula to Harrisburg Flights

The cheapest times to fly from Missoula 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 Missoula to Harrisburg are during the month of November. You can find some of the cheapest flights from Missoula to Harrisburg with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Missoula to Harrisburg

Sunday is one of the best days to book for cheap flights from Missoula 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 Missoula 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 Missoula to Harrisburg in 2025. You can also book with separate airlines for your outbound and return journeys, from $241 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 Missoula 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 Missoula 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.

 

Missoula to Harrisburg Flights

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*Available to One Key members.