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$418+ Cheap flights from Harrisburg to Great Falls (MDT - GTF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — GTF
Dec 17 — Dec 241
Wed 12/17
Wed 12/24
1 adult, Economy
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Find flight deals from Harrisburg to Great Falls

Cheapest flights from Harrisburg to Great Falls
Explore the most affordable flight options available from Harrisburg to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 17, 2025.

This United Airlines deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/152:35 pmMDT - GTF
2 stops10h 04mUnited Airlines
Tue 11/186:20 amGTF - MDT
2 stops12h 44mUnited Airlines
Deal found 11/14$609
This United Airlines deal was found by Cheapflights users on 11/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/910:40 amMDT - GTF
2 stops12h 52mUnited Airlines
Fri 12/192:35 pmGTF - MDT
2 stops31h 32mUnited Airlines
Deal found 11/15$697
This United Airlines deal was found by Cheapflights users on 11/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:30 amMDT - GTF
2 stops9h 09mUnited Airlines
Sun 1/42:35 pmGTF - MDT
2 stops21h 19mUnited Airlines
Deal found 11/15$779
This United Airlines deal was found by Cheapflights users on 11/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:30 amMDT - GTF
2 stops9h 09mUnited Airlines
Thu 1/12:35 pmGTF - MDT
2 stops17h 01mUnited Airlines
Deal found 11/15$803
This United Airlines deal was found by Cheapflights users on 11/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:30 amMDT - GTF
2 stops9h 09mUnited Airlines
Sat 1/32:35 pmGTF - MDT
2 stops31h 32mUnited Airlines
Deal found 11/15$957
This United Airlines deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:30 amMDT - GTF
2 stops33h 09mUnited Airlines
Fri 1/22:35 pmGTF - MDT
2 stops31h 32mUnited Airlines
Deal found 11/16$994
This United Airlines deal was found by Cheapflights users on 11/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:30 amMDT - GTF
2 stops9h 09mUnited Airlines
Fri 1/22:35 pmGTF - MDT
2 stops21h 19mUnited Airlines
Deal found 11/15$1,014
This Delta deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/3012:41 pmMDT - GTF
2 stops11h 49mDelta
Thu 12/46:10 pmGTF - MDT
2 stops14h 38mDelta
Deal found 11/14$1,940

Cheap flight deals from Harrisburg to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from Harrisburg (MDT) to Great Falls (GTF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$418
(United Airlines)
Provider with most accurate pricing for Harrisburg-Great Falls flight deals.
Search Deals
Provider most trusted by Cheapflights users for Harrisburg-Great Falls flights.
Search Deals
From Harrisburg to Great Falls
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harrisburg to Great Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 17, 2025.
Use the filters below to find and compare flights from Harrisburg to Great Falls that are best for you.

Fly from

Harrisburg

Fly to

Great Falls

Route

Depart

Return

Price

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Wed 1/28

2:28 pm-9:53 pm

2 stops9h 25m

Great Falls

Tue 2/3

6:10 am-9:15 pm

2 stops13h 05m

$418

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Thu 1/29

10:34 am-9:53 pm

2 stops13h 19m

Great Falls

Tue 2/3

6:10 am-6:59 pm

2 stops10h 49m

$429

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Tue 12/9

6:30 am-1:39 pm

3 stops33h 09m

Great Falls

Sat 12/20

6:15 am-12:07 am

2 stops15h 52m

$781

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Thu 12/25

6:30 am-1:39 pm

2 stops9h 09m

Great Falls

Sat 1/3

2:35 pm-12:07 am

2 stops31h 32m

$946

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Wed 12/24

6:30 am-1:39 pm

2 stops33h 09m

Great Falls

Fri 1/2

2:35 pm-12:07 am

2 stops31h 32m

$994

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Thu 12/25

1:34 pm-10:30 pm

2 stops10h 56m

$470

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Thu 12/25

10:30 am-10:46 pm

3 stops14h 16m

$527

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Compare providers for flights from Harrisburg to Great Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Harrisburg to Great Falls in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Harrisburg-Great Falls flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Harrisburg-Great Falls flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Harrisburg-Great Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Harrisburg-Great Falls flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Harrisburg-Great Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Harrisburg to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls from Harrisburg with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Great Falls

Get insights into the airlines that provide service to Great Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Great Falls. Reviews last updated November 17, 2025.
Read reviews from past customers who have flown United Airlines from Harrisburg to Great Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,015 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,015 reviews
United Airlines
7.4
Good
9,015 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Harrisburg to Great Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Harrisburg to Great Falls?

    United Airlines can get you from Harrisburg to Great Falls in just under 9h 25m. Your travel time can differ by up to . The distance from Harrisburg to Great Falls is about 1779 mi.

  • What is the cheapest airline to fly from Harrisburg to Great Falls round-trip?

    According to our current data, United Airlines ($280), offers the cheapest pricing from Harrisburg to Great Falls.

  • Can I find deals for flights from Harrisburg to Great Falls that include hotel bookings?

    Yes. In addition to deals on Harrisburg to Great Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Harrisburg to Great Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Harrisburg to Great Falls.

  • Can I find deals for business class flights from Harrisburg to Great Falls?

    Yes. Cheapflights offers flight deals from Harrisburg to Great Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Great Falls?

Book flights to Great Falls if you plan to visit one of these locations
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Top airline flying from Harrisburg to Great Falls

Discover the top airline that operate flights from Harrisburg to Great Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$280Average$373FlexibilityNo cancel feeOn-time69%

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