What is the cheapest airline that flies from Pennsylvania to Great Falls?

Delta, Alaska Airlines, and United Airlines are the most popular carriers operating from Pennsylvania to Great Falls

How long does it take to fly to Great Falls?

Flight times from Pennsylvania to Great Falls vary, but if you’re flying out of Pittsburgh and flying into Great Falls (one of the most popular routes), then the duration is 7h on average. Another popular route from Pennsylvania to Great Falls is flying from Harrisburg to Great Falls, which will take roughly 7h 16m. Keep in mind that layovers or delays could extend your travel time.

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

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

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

As of June 2026, there are 2 operators available to choose from for flights from Pennsylvania to Great Falls Airport.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania to Great Falls Airport.

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

The travel and health documents required for your trip to Great Falls Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Great Falls Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$207 Cheap Flights from Pennsylvania to Great Falls in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Pennsylvania to Great Falls

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:48 pm - 9:12 pm

PHL

GTF

7h 24m

1 stop

2:25 pm - 11:45 pm

GTF

PHL

7h 20m

1 stop

$338United Airlines

Tue, Sep 15 - Sat, Sep 19

4:57 pm - 9:12 pm

PIT

GTF

6h 15m

1 stop

2:25 pm - 10:45 pm

GTF

PIT

6h 20m

1 stop

$338United Airlines

Thu, Aug 20 - Mon, Aug 24

4:15 pm - 9:47 pm

IAD

GTF

7h 32m

1 stop

2:39 pm - 11:05 pm

GTF

IAD

6h 26m

1 stop

$338United Airlines

Tue, Nov 3 - Tue, Nov 10

7:00 am - 5:43 pm

IAD

GTF

12h 43m

2 stops

1:10 pm - 11:46 pm

GTF

IAD

8h 36m

1 stop

$344Delta

Tue, Nov 3 - Tue, Nov 10

9:10 am - 9:12 pm

LGA

GTF

14h 02m

2 stops

2:25 pm - 11:27 pm

GTF

LGA

7h 02m

1 stop

$344United Airlines

Tue, Sep 15 - Sat, Sep 19

11:04 am - 9:12 pm

PHL

GTF

12h 08m

2 stops

2:25 pm - 11:45 pm

GTF

PHL

7h 20m

1 stop

$344United Airlines

Tue, Sep 15 - Sat, Sep 19

7:00 am - 5:43 pm

IAD

GTF

12h 43m

2 stops

5:30 am - 6:26 pm

GTF

IAD

10h 56m

2 stops

$349Delta

Tue, Nov 3 - Tue, Nov 10

7:00 am - 4:39 pm

PHL

GTF

11h 39m

1 stop

5:19 pm - 5:40 am

GTF

PHL

10h 21m

1 stop

$373Alaska Airlines

Sat, Sep 12 - Mon, Sep 21

6:28 pm - 4:39 pm

PIT

GTF

24h 11m

1 stop

5:19 pm - 5:25 am

GTF

PIT

10h 06m

1 stop

$373Alaska Airlines

Thu, Sep 17 - Mon, Sep 28

9:50 am - 9:29 am

IAD

GTF

25h 39m

1 stop

10:19 am - 8:20 am

GTF

IAD

20h 01m

1 stop

$431Multiple Airlines

Sun, Jul 26 - Mon, Aug 3

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Alaska Airlines flights from Pennsylvania to Great Falls

Our best Alaska Airlines deals on Pennsylvania to Great Falls flight tickets

Alaska Airlines

Sep 12

PHL7:00 amPhiladelphia

11h 39m

1 stop

GTF4:39 pmGreat Falls

Sep 21

GTF5:19 pmGreat Falls

10h 21m

1 stop

PHL5:40 amPhiladelphia

$373

Alaska Airlines

Nov 10

EWR7:17 amNewark

11h 00m

1 stop

GTF4:17 pmGreat Falls

Nov 14

GTF4:57 pmGreat Falls

11h 07m

1 stop

EWR6:04 amNewark

$422

Alaska Airlines

Sep 29

IAD7:00 amWashington, D.C. Dulles Intl

11h 39m

1 stop

GTF4:39 pmGreat Falls

Oct 3

GTF5:15 pmGreat Falls

10h 25m

1 stop

IAD5:40 amWashington, D.C. Dulles Intl

$424

United Airlines flights from Pennsylvania to Great Falls

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

United Airlines

Nov 3

IAD4:15 pmWashington, D.C. Dulles Intl

7h 32m

1 stop

GTF9:47 pmGreat Falls

Nov 10

GTF2:39 pmGreat Falls

6h 26m

1 stop

IAD11:05 pmWashington, D.C. Dulles Intl

$338

United Airlines

Sep 15

LGA9:10 amNew York LaGuardia

14h 02m

2 stops

GTF9:12 pmGreat Falls

Sep 19

GTF2:25 pmGreat Falls

7h 02m

1 stop

LGA11:27 pmNew York LaGuardia

$344

United Airlines

Sep 15

LGA11:20 amNew York LaGuardia

11h 52m

2 stops

GTF9:12 pmGreat Falls

Sep 19

GTF6:15 amGreat Falls

10h 10m

2 stops

LGA6:25 pmNew York LaGuardia

$394

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Tue 9/15

3:48 pm-9:12 pm

1 stop7h 24m

Great Falls

Sat 9/19

2:25 pm-11:45 pm

1 stop7h 20m

$338

Quickest round-trip

PittsburghGreat Falls

PIT - GTF

PITGTF

Pittsburgh

Thu 8/20

4:57 pm-9:12 pm

1 stop6h 15m

Great Falls

Mon 8/24

2:25 pm-10:45 pm

1 stop6h 20m

$338

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Tue 11/3

4:15 pm-9:47 pm

1 stop7h 32m

Great Falls

Tue 11/10

2:39 pm-11:05 pm

1 stop6h 26m

$338

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Tue 11/3

7:00 am-5:43 pm

2 stops12h 43m

Great Falls

Tue 11/10

1:10 pm-11:46 pm

1 stop8h 36m

$344

New YorkGreat Falls

LGA - GTF

LGAGTF

New York LaGuardia

Tue 9/15

9:10 am-9:12 pm

2 stops14h 02m

Great Falls

Sat 9/19

2:25 pm-11:27 pm

1 stop7h 02m

$344

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Tue 9/15

11:04 am-9:12 pm

2 stops12h 08m

Great Falls

Sat 9/19

2:25 pm-11:45 pm

1 stop7h 20m

$344

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Tue 11/3

7:00 am-5:43 pm

2 stops12h 43m

Great Falls

Tue 11/10

5:30 am-6:26 pm

2 stops10h 56m

$349

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Sat 9/12

7:00 am-4:39 pm

1 stop11h 39m

Great Falls

Mon 9/21

5:19 pm-5:40 am

1 stop10h 21m

$373

PittsburghGreat Falls

PIT - GTF

PITGTF

Pittsburgh

Thu 9/17

6:28 pm-4:39 pm

1 stop24h 11m

Great Falls

Mon 9/28

5:19 pm-5:25 am

1 stop10h 06m

$373

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Sun 7/26

9:50 am-9:29 am

1 stop25h 39m

Great Falls

Mon 8/3

10:19 am-8:20 am

1 stop20h 01m

$431

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Pennsylvania 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

Prices

Airlines

Other information

What is the cheapest month to fly to Great Falls?

The month of August is another great option to travel to Great Falls, with average flight prices from Pennsylvania averaging around $174.

Can stopping save me money on Pennsylvania to Great Falls flights?

You could potentially save up to 7% on your flight if you consider stops on a Pennsylvania to Great Falls flight.

Cheap Pennsylvania to Great Falls flight deals and tips

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

Fastest flight time	7h 00m
Direct flights	None

The fastest flight from Pennsylvania to Great Falls takes 7h 00m

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

Search flight deals

Frequently asked questions about flying from Pennsylvania to Great Falls

When did momondo last update prices for flights from Pennsylvania to Great Falls Airport?
Prices for flights from Pennsylvania to Great Falls Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Pennsylvania to Great Falls Airport?
As of June 2026, there are 2 operators available to choose from for flights from Pennsylvania to Great Falls Airport.
How old do you have to be to fly from Pennsylvania to Great Falls Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The travel and health documents required for your trip to Great Falls Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Great Falls Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Pennsylvania to Great Falls

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $174	Free Cancellation	Rating 7.8 8,440 reviews		Search Delta flights
United Airlines	PriceFrom $375	Free Cancellation	Rating 7.4 9,887 reviews		Search United Airlines flights

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Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Pennsylvania to Great Falls. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Pennsylvania to Great Falls on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Pennsylvania and Great Falls by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Pennsylvania to Great Falls now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Great Falls and let you know when they change.