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$568+ 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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — GTF
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Allentown to Great Falls

Best flights from Allentown to Great Falls
Discover carefully curated flight deals from Allentown to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 16, 2025.

This United Airlines deal was found by Cheapflights users on 12/14. 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 1/3111:30 amABE - GTF
2 stops12h 13mUnited Airlines
Tue 2/36:10 amGTF - ABE
2 stops12h 55mUnited Airlines
Deal found 12/14$568

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 December 16, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$568
(United Airlines)

Popular in

January

Cheapest in

June

Average price

$730
Provider with most accurate pricing for Allentown-Bethlehem-Great Falls flight deals.
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Provider most trusted by Cheapflights users for Allentown-Bethlehem-Great Falls flights.
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From Allentown-Bethlehem to Great Falls
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($191 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($69 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 16, 2025.
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 1/31

11:30 am-9:43 pm

2 stops12h 13m

Great Falls

Tue 2/3

6:10 am-9:05 pm

2 stops12h 55m

$568

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

  • 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 90-95% 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 February is currently the most expensive (average of $755). 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 12h 13m. 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 February is currently the most expensive (average of $755). 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.

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