When did momondo last update prices for flights from Harrisburg Airport to Great Falls Airport?

Prices for flights from Harrisburg Airport to Great Falls Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Harrisburg Airport to Great Falls Airport?

There is 1 operator available for flights from Harrisburg Airport to Great Falls Airport as of October 2025.

How old do you have to be to fly from Harrisburg Airport to Great Falls Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Harrisburg Airport to Great Falls Airport.

What documentation or ID do you need to fly to Great Falls Airport?

The necessary travel and health documents for your Great Falls Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$367 Cheap Flights from Harrisburg to Great Falls in 2025/26

1 adult

0 bags

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Find the cheapest flights from Harrisburg to Great Falls

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One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 am - 1:39 pmMDT-GTF

9h 09m2 stops

6:15 am - 8:57 pmGTF-MDT

12h 42m2 stops

$506United Airlines

Find Deal

Sat, Dec 6 - Tue, Dec 16

6:30 am - 9:32 pmMDT-GTF

17h 02m2 stops

6:15 am - 8:57 pmGTF-MDT

12h 42m2 stops

$587United Airlines

Find Deal

Sat, Dec 6 - Tue, Dec 16

6:01 am - 6:55 pmMDT-GTF

14h 54m2 stops

7:35 pm - 11:19 amGTF-MDT

13h 44m2 stops

$602Alaska Airlines

Find Deal

Wed, Dec 3 - Wed, Dec 10

6:30 am - 9:32 pmMDT-GTF

17h 02m2 stops

2:35 pm - 10:13 amGTF-MDT

17h 38m2 stops

$692United Airlines

Find Deal

Wed, Dec 10 - Tue, Dec 30

6:30 am - 1:39 pmMDT-GTF

33h 09m3 stops

2:35 pm - 10:06 amGTF-MDT

17h 31m2 stops

$797United Airlines

Find Deal

Wed, Dec 3 - Wed, Dec 10

6:15 am - 9:32 pmMDT-GTF

41h 17m2 stops

2:35 pm - 9:36 amGTF-MDT

17h 01m2 stops

$823United Airlines

Find Deal

Thu, Dec 11 - Sat, Dec 20

6:30 am - 1:39 pmMDT-GTF

9h 09m2 stops

6:15 am - 8:57 pmGTF-MDT

12h 42m3 stops

$826United Airlines

Find Deal

Sat, Dec 6 - Tue, Dec 16

6:30 am - 1:39 pmMDT-GTF

33h 09m3 stops

2:35 pm - 9:36 amGTF-MDT

17h 01m2 stops

$830United Airlines

Find Deal

Thu, Dec 11 - Sat, Dec 20

6:15 am - 1:39 pmMDT-GTF

33h 24m2 stops

2:35 pm - 12:07 amGTF-MDT

31h 32m2 stops

$937United Airlines

Find Deal

Wed, Dec 24 - Sat, Dec 27

10:40 am - 9:32 pmMDT-GTF

12h 52m3 stops

6:15 am - 8:57 pmGTF-MDT

12h 42m3 stops

$947United Airlines

Find Deal

Wed, Dec 3 - Wed, Dec 10

United Airlines flights from Harrisburg to Great Falls

Our best United Airlines deals on Harrisburg to Great Falls flight tickets

United Airlines

Dec 6

MDT6:30 amHarrisburg

9h 09m

2 stops

GTF1:39 pmGreat Falls

Dec 16

GTF6:15 amGreat Falls

12h 42m

2 stops

MDT8:57 pmHarrisburg

$506

Find similar

United Airlines

Nov 1

MDT10:47 amHarrisburg

13h 52m

2 stops

GTF10:39 pmGreat Falls

Nov 4

GTF6:20 amGreat Falls

10h 35m

2 stops

MDT6:55 pmHarrisburg

$519

Find similar

United Airlines

Nov 1

MDT6:30 amHarrisburg

9h 03m

2 stops

GTF1:33 pmGreat Falls

Nov 4

GTF6:20 amGreat Falls

10h 35m

2 stops

MDT6:55 pmHarrisburg

$554

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Sat 12/6

6:30 am-1:39 pm

2 stops9h 09m

Great Falls

Tue 12/16

6:15 am-8:57 pm

2 stops12h 42m

$506

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Sat 12/6

6:30 am-9:32 pm

2 stops17h 02m

Great Falls

Tue 12/16

6:15 am-8:57 pm

2 stops12h 42m

$587

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Wed 12/3

6:01 am-6:55 pm

2 stops14h 54m

Great Falls

Wed 12/10

7:35 pm-11:19 am

2 stops13h 44m

$602

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Wed 12/10

6:30 am-9:32 pm

2 stops17h 02m

Great Falls

Tue 12/30

2:35 pm-10:13 am

2 stops17h 38m

$692

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Wed 12/3

6:30 am-1:39 pm

3 stops33h 09m

Great Falls

Wed 12/10

2:35 pm-10:06 am

2 stops17h 31m

$797

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Thu 12/11

6:15 am-9:32 pm

2 stops41h 17m

Great Falls

Sat 12/20

2:35 pm-9:36 am

2 stops17h 01m

$823

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Sat 12/6

6:30 am-1:39 pm

2 stops9h 09m

Great Falls

Tue 12/16

6:15 am-8:57 pm

3 stops12h 42m

$826

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Thu 12/11

6:30 am-1:39 pm

3 stops33h 09m

Great Falls

Sat 12/20

2:35 pm-9:36 am

2 stops17h 01m

$830

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Wed 12/24

6:15 am-1:39 pm

2 stops33h 24m

Great Falls

Sat 12/27

2:35 pm-12:07 am

2 stops31h 32m

$937

HarrisburgGreat Falls

MDT - GTF

MDTGTF

Harrisburg

Wed 12/3

10:40 am-9:32 pm

3 stops12h 52m

Great Falls

Wed 12/10

6:15 am-8:57 pm

3 stops12h 42m

$947

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Harrisburg to Great Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Great Falls?

The cheapest day to depart on your flight to Great Falls is on a Saturday when prices can be found for as low as $433. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Harrisburg because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $782.

What is the cheapest time of day to depart on your flight to Great Falls?

According to our data, the cheapest time of day to fly to Great Falls is in the morning. momondo users have found flights departing from Harrisburg to Great Falls in the morning for as low as $627. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $793 on average. Flights to Great Falls from Harrisburg in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Harrisburg to Great Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Harrisburg to Great Falls according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Harrisburg to Great Falls (MDT to GTF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harrisburg to Great Falls

Direct flights	None

There are no direct flights from Harrisburg to Great Falls. There are no popular flight routes from Harrisburg to Great Falls.

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How far is Harrisburg to Great Falls by plane?
The distance between Harrisburg and Great Falls is about 1767.6 mi. 9h 09m is a normal flight duration for this route.
When did momondo last update prices for flights from Harrisburg Airport to Great Falls Airport?
Prices for flights from Harrisburg Airport to Great Falls Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Harrisburg Airport to Great Falls Airport?
There is 1 operator available for flights from Harrisburg Airport to Great Falls Airport as of October 2025.
How old do you have to be to fly from Harrisburg Airport to Great Falls Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Harrisburg Airport to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The necessary travel and health documents for your Great Falls Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Harrisburg to Great Falls?
momondo data reveals that the most frequently booked airline on the route from Harrisburg to Great Falls is United Airlines, representing 100% of all bookings.

Best airlines flying from Harrisburg to Great Falls

Compare and see reviews for airlines that fly from Harrisburg to Great Falls with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $280	Free Cancellation	Rating 7.4 9,001 reviews		Search United Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Harrisburg to Great Falls?

Finding the right flight to Great Falls from Harrisburg is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Great Falls quick and easy, saving you time and money.

Can I find flights from Harrisburg to Great Falls with flexible booking policies on momondo?

Yes. All flights to Great Falls from Harrisburg on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Harrisburg to Great Falls?

Once all potential Harrisburg to Great Falls flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Harrisburg to Great Falls right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Great Falls, momondo offers a useful price alert feature which will track prices for flights to Great Falls from Harrisburg and alert you when they change.