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

Delta is the most popular carrier operating from Great Falls to Pennsylvania

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

Prices for flights from Great Falls Airport to Pennsylvania refresh daily.

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

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

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Great Falls Airport to Pennsylvania.

What documentation or ID do you need to fly to Pennsylvania?

The required travel and health documents for your Pennsylvania trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Pennsylvania. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$368 Cheap Flights from Great Falls to Pennsylvania in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Great Falls to Pennsylvania

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:45 pm - 11:39 pmGTF Great Falls-PHL Philadelphia

6h 54m1 stop Denver Intl

7:45 am - 1:49 pmPHL Philadelphia-GTF Great Falls

8h 04m1 stop Denver Intl

$368United Airlines

Fri, Oct 30 - Mon, Nov 2

1:10 pm - 11:41 pmGTF Great Falls-PHL Philadelphia

8h 31m1 stop Salt Lake City

7:00 am - 12:27 pmPHL Philadelphia-GTF Great Falls

7h 27m1 stop Salt Lake City

$368Delta

Thu, Jan 28 - Sun, Jan 31

2:45 pm - 10:47 pmGTF Great Falls-PIT Pittsburgh

6h 02m1 stop Denver Intl

8:30 am - 1:49 pmPIT Pittsburgh-GTF Great Falls

7h 19m1 stop Denver Intl

$368United Airlines

Sun, Nov 8 - Sat, Nov 14

6:20 pm - 5:41 amGTF Great Falls-PHL Philadelphia

9h 21m1 stop Salt Lake City

7:00 am - 12:27 pmPHL Philadelphia-GTF Great Falls

7h 27m1 stop Salt Lake City

$368Delta

Thu, Mar 25 - Sun, Mar 28

5:30 am - 4:41 pmGTF Great Falls-PIT Pittsburgh

9h 11m1 stop Salt Lake City

5:35 pm - 10:53 pmPIT Pittsburgh-GTF Great Falls

7h 18m1 stop Salt Lake City

$368Delta

Thu, Mar 4 - Mon, Mar 8

2:45 pm - 11:39 pmGTF Great Falls-PHL Philadelphia

6h 54m1 stop Denver Intl

9:45 am - 9:38 pmPHL Philadelphia-GTF Great Falls

13h 53m2 stops Chicago O'Hare Intl Denver Intl

$374United Airlines

Fri, Oct 30 - Mon, Nov 2

6:30 am - 2:36 pmGTF Great Falls-PIT Pittsburgh

6h 06m1 stop Denver Intl

6:30 am - 1:49 pmPIT Pittsburgh-GTF Great Falls

9h 19m2 stops Chicago O'Hare Intl Denver Intl

$374United Airlines

Wed, Nov 4 - Tue, Nov 10

5:10 pm - 8:36 pmGTF Great Falls-PIT Pittsburgh

25h 26m1 stop Seattle/Tacoma Intl

8:08 am - 4:30 pmPIT Pittsburgh-GTF Great Falls

10h 22m1 stop Seattle/Tacoma Intl

$580Alaska Airlines

Fri, Nov 13 - Mon, Nov 16

5:12 pm - 8:30 pmGTF Great Falls-PIT Pittsburgh

25h 18m1 stop Seattle/Tacoma Intl

8:00 am - 4:32 pmPIT Pittsburgh-GTF Great Falls

10h 32m1 stop Seattle/Tacoma Intl

$771Alaska Airlines

Thu, Dec 24 - Mon, Jan 4

5:10 pm - 10:38 pmGTF Great Falls-PIT Pittsburgh

27h 28m2 stops Seattle/Tacoma Intl Dallas/Fort Worth

8:08 am - 4:30 pmPIT Pittsburgh-GTF Great Falls

10h 22m1 stop Seattle/Tacoma Intl

$831Alaska Airlines

Fri, Nov 13 - Mon, Nov 16

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Alaska Airlines flights from Great Falls to Pennsylvania

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

Alaska Airlines

Dec 2

GTF4:51 pmGreat Falls

10h 49m

1 stop

PHL5:40 amPhiladelphia

Dec 11

PHL7:00 amPhiladelphia

11h 11m

1 stop

GTF4:11 pmGreat Falls

$503

Alaska Airlines

Oct 30

GTF5:15 pmGreat Falls

10h 26m

1 stop

PHL5:41 amPhiladelphia

Nov 2

PHL7:02 amPhiladelphia

11h 28m

1 stop

GTF4:30 pmGreat Falls

$558

Alaska Airlines

Nov 13

GTF5:10 pmGreat Falls

25h 26m

1 stop

PIT8:36 pmPittsburgh

Nov 16

PIT8:08 amPittsburgh

10h 22m

1 stop

GTF4:30 pmGreat Falls

$580

Delta flights from Great Falls to Pennsylvania

Our best Delta deals on Great Falls to Pennsylvania flight tickets

Delta

Mar 4

GTF5:30 amGreat Falls

9h 11m

1 stop

PIT4:41 pmPittsburgh

Mar 8

PIT5:35 pmPittsburgh

7h 18m

1 stop

GTF10:53 pmGreat Falls

$368

Delta

Mar 4

GTF5:30 amGreat Falls

9h 11m

1 stop

PIT4:41 pmPittsburgh

Mar 8

PIT4:00 pmPittsburgh

8h 53m

2 stops

GTF10:53 pmGreat Falls

$374

Delta

Jan 28

GTF1:10 pmGreat Falls

9h 41m

2 stops

PHL12:51 amPhiladelphia

Jan 31

PHL12:09 pmPhiladelphia

12h 44m

2 stops

GTF10:53 pmGreat Falls

$379

momondo Fare Finder

Use the filters below to find and compare flights from Great Falls to Pennsylvania that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Great FallsPhiladelphia

GTF Great Falls - PHL Philadelphia

GTFPHL

Great Falls

Fri 10/30

2:45 pm-11:39 pm

1 stop6h 54m

Philadelphia

Mon 11/2

7:45 am-1:49 pm

1 stop8h 04m

$368

Great FallsPhiladelphia

GTF Great Falls - PHL Philadelphia

GTFPHL

Great Falls

Thu 1/28

1:10 pm-11:41 pm

1 stop8h 31m

Philadelphia

Sun 1/31

7:00 am-12:27 pm

1 stop7h 27m

$368

Quickest round-trip

Great FallsPittsburgh

GTF Great Falls - PIT Pittsburgh

GTFPIT

Great Falls

Sun 11/8

2:45 pm-10:47 pm

1 stop6h 02m

Pittsburgh

Sat 11/14

8:30 am-1:49 pm

1 stop7h 19m

$368

Great FallsPhiladelphia

GTF Great Falls - PHL Philadelphia

GTFPHL

Great Falls

Thu 3/25

6:20 pm-5:41 am

1 stop9h 21m

Philadelphia

Sun 3/28

7:00 am-12:27 pm

1 stop7h 27m

$368

Great FallsPittsburgh

GTF Great Falls - PIT Pittsburgh

GTFPIT

Great Falls

Thu 3/4

5:30 am-4:41 pm

1 stop9h 11m

Pittsburgh

Mon 3/8

5:35 pm-10:53 pm

1 stop7h 18m

$368

Great FallsPhiladelphia

GTF Great Falls - PHL Philadelphia

GTFPHL

Great Falls

Fri 10/30

2:45 pm-11:39 pm

1 stop6h 54m

Philadelphia

Mon 11/2

9:45 am-9:38 pm

2 stops13h 53m

$374

Great FallsPittsburgh

GTF Great Falls - PIT Pittsburgh

GTFPIT

Great Falls

Wed 11/4

6:30 am-2:36 pm

1 stop6h 06m

Pittsburgh

Tue 11/10

6:30 am-1:49 pm

2 stops9h 19m

$374

Great FallsPittsburgh

GTF Great Falls - PIT Pittsburgh

GTFPIT

Great Falls

Fri 11/13

5:10 pm-8:36 pm

1 stop25h 26m

Pittsburgh

Mon 11/16

8:08 am-4:30 pm

1 stop10h 22m

$580

Great FallsPittsburgh

GTF Great Falls - PIT Pittsburgh

GTFPIT

Great Falls

Thu 12/24

5:12 pm-8:30 pm

1 stop25h 18m

Pittsburgh

Mon 1/4

8:00 am-4:32 pm

1 stop10h 32m

$771

Great FallsPittsburgh

GTF Great Falls - PIT Pittsburgh

GTFPIT

Great Falls

Fri 11/13

5:10 pm-10:38 pm

2 stops27h 28m

Pittsburgh

Mon 11/16

8:08 am-4:30 pm

1 stop10h 22m

$831

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

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

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

What is the cheapest month to fly to Pennsylvania?

The month of November is, on average, the cheapest month to fly to Pennsylvania from Great Falls, with most prices found around $438. If you don’t want to visit Pennsylvania in November, then you should wait until September to fly from Great Falls, when ticket prices are also cheap, with an average price of $444.

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

You could potentially save up to 42% on your flight if you consider stops on a Great Falls to Pennsylvania flight.

Cheap Great Falls to Pennsylvania flight deals and tips

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

Best Price Found	$373
Fastest flight time	6h 04m
Direct flights	None

The best one-way flight to Pennsylvania from Great Falls in the past 72 hours is $373. The best round-trip flight deal from Great Falls to Pennsylvania found on momondo in the last 72 hours is $368.

The fastest flight from Great Falls to Pennsylvania takes 6h 04m

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

Search flight deals

Frequently asked questions about flying from Great Falls to Pennsylvania

When did momondo last update prices for flights from Great Falls Airport to Pennsylvania?
Prices for flights from Great Falls Airport to Pennsylvania refresh daily.
How many operators does momondo search for flights from Great Falls Airport to Pennsylvania?
As of October 2026, there are 2 operators available to choose from for flights from Great Falls Airport to Pennsylvania.
How old do you have to be to fly from Great Falls Airport to Pennsylvania?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Great Falls Airport to Pennsylvania.
What documentation or ID do you need to fly to Pennsylvania?
The required travel and health documents for your Pennsylvania trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Pennsylvania. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Great Falls to Pennsylvania

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $284	Free Cancellation	Rating 7.4 10,285 reviews		Search United Airlines flights
Delta	PriceFrom $353	Free Cancellation	Rating 7.8 8,628 reviews		Search Delta flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Great Falls to Pennsylvania for you.

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

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

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

Once you have performed a search for Great Falls to Pennsylvania flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Pennsylvania from Great Falls. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.