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$663+ Cheap flights from Allentown to Great Falls (ABE - 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — GTF
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Allentown to Great Falls

Cheapest flights from Allentown to Great Falls
Explore the most affordable flight options available from Allentown to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This Delta deal was found by Cheapflights users on 1/25. 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 8/186:30 am
ABE
-
GTF
2 stops13h 09m
Delta
Sun 8/305:30 am
GTF
-
ABE
2 stops9h 47m
Delta
Deal found 1/25$663
This United Airlines deal was found by Cheapflights users on 1/27. 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 2/286:28 am
ABE
-
GTF
2 stops17h 05m
United Airlines
Wed 3/42:25 pm
GTF
-
ABE
2 stops17h 31m
United Airlines
Deal found 1/27$787
This United Airlines deal was found by Cheapflights users on 1/25. 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 1/274:57 pm
ABE
-
GTF
2 stops22h 51m
United Airlines
Sat 1/316:10 am
GTF
-
ABE
2 stops26h 31m
United Airlines
Deal found 1/25$1,042
This United Airlines deal was found by Cheapflights users on 1/25. 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 8/186:30 am
ABE
-
GTF
3 stops16h 45m
United Airlines
Sun 8/307:00 am
GTF
-
ABE
2 stops8h 01m
United Airlines
Deal found 1/25$1,304

Find flight deals from Allentown to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) 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 January 28, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$787
(United Airlines)
Provider with most accurate pricing for Allentown-Bethlehem-Great Falls flight deals.
Search Deals
Provider most trusted by Cheapflights users for Allentown-Bethlehem-Great Falls flights.
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From Allentown-Bethlehem to Great Falls
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Allentown 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 January 28, 2026.
Use the filters below to find and compare flights from Allentown to Great Falls that are best for you.

Fly from

Allentown

Fly to

Great Falls

Route

Depart

Return

Price

AllentownGreat Falls

ABE - GTF

ABEGTF

Allentown-Bethlehem

Sat 2/28

6:28 am-9:33 pm

2 stops17h 05m

Great Falls

Wed 3/4

2:25 pm-9:56 am

2 stops17h 31m

$787

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

  • Most accurate provider: When it comes to deals on Allentown-Great Falls flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Allentown-Great Falls flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Allentown-Great Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Allentown-Great Falls flights, Cheapflights users trust Expedia the most. Expedia 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 Allentown-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 Allentown to Great Falls

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

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

Currently, September is the cheapest month in which you can book a flight from Allentown to Great Falls (average of $245). Flying from Allentown to Great Falls in January is currently the most expensive (average of $650). 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.

Related info for your journey

Find useful and relevant information for your journey from Allentown 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 Allentown to Great Falls?

    Airlines like United Airlines fly from Allentown to Great Falls in about 17h 05m. The time it takes to get you to your destination can typically vary by up to . The distance from Allentown to Great Falls is about 1826 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Allentown 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 Allentown to Great Falls?

    Currently, September is the cheapest month in which you can book a flight from Allentown to Great Falls (average of $245). Flying from Allentown to Great Falls in January is currently the most expensive (average of $650). 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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