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$221+ Cheap flights from Pennsylvania to Great Falls (GTF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — GTF
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Pennsylvania to Great Falls

Keep the following information in mind while searching for Pennsylvania to Great Falls flight deals. Data was last updated September 17, 2025.

Round-trip from

$402
(Delta)

One-way from

$221
(United Airlines)

Popular in

July

Cheapest in

January

Average price

$542
From Pennsylvania to Great Falls
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One-way flight from Pennsylvania to Great Falls
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Highest demand for flights based on searches. 1% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Pennsylvania to Great Falls

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

This Delta deal was found by Cheapflights users on 9/17. 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.
Sat 11/87:00 amJFK - GTF
1 stop7h 28mDelta
Wed 11/121:12 pmGTF - JFK
1 stop8h 42mDelta
Deal found 9/17$402
This Delta deal was found by Cheapflights users on 9/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:10 amIAD - GTF
1 stop7h 22mDelta
Sat 11/151:12 pmGTF - IAD
1 stop8h 17mDelta
Deal found 9/16$402
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/176:25 amIAD - GTF
1 stop13h 10mAlaska Airlines
Wed 10/296:50 pmGTF - IAD
1 stop9h 33mAlaska Airlines
Deal found 9/17$408
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:00 amPHL - GTF
1 stop12h 35mAlaska Airlines
Tue 10/216:15 pmGTF - PHL
1 stop9h 25mAlaska Airlines
Deal found 9/15$412
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:05 amPHL - GTF
1 stop7h 23mDelta
Tue 10/211:08 pmGTF - PHL
2 stops9h 44mDelta
Deal found 9/15$418
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/177:12 pmPHL - GTF
1 stop24h 58mAlaska Airlines
Sat 12/67:35 pmGTF - PHL
1 stop8h 11mAlaska Airlines
Deal found 9/15$422
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/183:00 pmPHL - GTF
2 stops9h 44mDelta
Sat 12/61:12 pmGTF - PHL
2 stops9h 23mDelta
Deal found 9/15$423
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/114:35 pmPIT - GTF
1 stop6h 36mUnited Airlines
Tue 10/147:00 amGTF - PIT
1 stop6h 14mUnited Airlines
Deal found 9/17$428
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/187:10 amPHL - GTF
1 stop7h 22mDelta
Fri 12/56:10 pmGTF - PHL
1 stop9h 40mDelta
Deal found 9/15$432
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/187:10 amPHL - GTF
1 stop7h 22mDelta
Thu 12/45:30 amGTF - PHL
2 stops12h 05mDelta
Deal found 9/15$438
This Hawaiian Airlines deal was found by Cheapflights users on 9/15. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/178:53 amIAD - GTF
1 stop10h 42mHawaiian Airlines
Wed 10/296:50 pmGTF - IAD
1 stop9h 33mHawaiian Airlines
Deal found 9/15$439
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/287:00 amJFK - GTF
1 stop13h 10mAlaska Airlines
Thu 10/306:50 pmGTF - JFK
2 stops34h 29mAlaska Airlines
Deal found 9/16$440

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pennsylvania 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 September 17, 2025.
Use the filters below to find and compare flights from Pennsylvania to Great Falls that are best for you.

Fly from

Pennsylvania

Fly to

Great Falls

Route

Depart

Return

Price

New YorkGreat Falls

JFK - GTF

JFKGTF

New York John F Kennedy Intl

Sat 11/8

4:30 pm-11:06 pm

1 stop8h 36m

Great Falls

Wed 11/12

1:12 pm-11:54 pm

1 stop8h 42m

$402

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Tue 11/11

7:10 am-12:32 pm

1 stop7h 22m

Great Falls

Sat 11/15

1:12 pm-11:29 pm

1 stop8h 17m

$402

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Fri 10/17

6:25 am-5:35 pm

1 stop13h 10m

Great Falls

Wed 10/29

6:50 pm-6:23 am

1 stop9h 33m

$408

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Tue 10/14

7:05 am-12:28 pm

1 stop7h 23m

Great Falls

Tue 10/21

1:08 pm-12:52 am

2 stops9h 44m

$418

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Tue 11/18

7:10 am-12:32 pm

1 stop7h 22m

Great Falls

Sat 12/6

6:10 pm-9:26 am

2 stops13h 16m

$418

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Tue 11/18

7:10 am-12:32 pm

1 stop7h 22m

Great Falls

Sun 12/7

6:10 pm-5:50 am

1 stop9h 40m

$432

PittsburghGreat Falls

PIT - GTF

PITGTF

Pittsburgh

Sat 10/11

11:04 am-9:11 pm

2 stops12h 07m

Great Falls

Tue 10/14

7:00 am-3:14 pm

1 stop6h 14m

$434

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Sun 11/16

7:10 am-12:32 pm

1 stop7h 22m

Great Falls

Sat 12/6

1:12 pm-12:35 am

2 stops9h 23m

$438

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Tue 11/18

3:00 pm-10:44 pm

2 stops9h 44m

Great Falls

Mon 12/8

6:10 pm-5:50 am

1 stop9h 40m

$438

New YorkGreat Falls

JFK - GTF

JFKGTF

New York John F Kennedy Intl

Tue 10/28

7:00 am-6:10 pm

1 stop13h 10m

Great Falls

Thu 10/30

6:50 pm-7:19 am

2 stops34h 29m

$440

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 41 results
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Best time to book a flight from Pennsylvania to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls from Pennsylvania 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.

Cheapflights Insights

Everything you need to know about your flight from Pennsylvania to Great Falls

What is the cheapest time of day to fly from PA to GTF?

Find hourly flight availability from Pennsylvania to Great Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to Great Falls as you normally would.

Related info for your journey

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

  • What airport do you fly into for flights to Great Falls from Pennsylvania?

    If you book a flight to Great Falls from Pennsylvania, you will be flying to Great Falls, which is the city’s only airport. Great Falls (GTF) is located 3.5 mi from the center of Great Falls.

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

    For as low as $402, Delta can have you in Great Falls from Pennsylvania in 8h 36m. There are 1904 mi between Pennsylvania and Great Falls. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Pennsylvania to Great Falls one-way?

    $221 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Alaska Airlines and Delta, with prices starting from $227 and $269, respectively.

  • What are the most popular routes from Pennsylvania to Great Falls?

    Most travelers choose Washington, D.C. Dulles Intl - Great Falls, Newark - Great Falls or New York John F Kennedy Intl - Great Falls when deciding on the best route from Pennsylvania to Great Falls.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pennsylvania 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.

  • What is the cheapest month to book a flight from Pennsylvania to Great Falls?

    Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Great Falls (average of $367). Flying from Pennsylvania to Great Falls in July is currently the most expensive (average of $574). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Great Falls?

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Alternative routes for Pennsylvania to Great Falls

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Pennsylvania to Great Falls

Discover the top 2 airlines that operate flights from Pennsylvania 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$280Average$544FlexibilityNo cancel feeOn-time69%
DeltaCheapest$368Average$517FlexibilityNo cancel feeOn-timeN/A

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