In terms of precipitation, rainfall in Allentown ranges from 2.7 - 5.0 inches per month. July is typically the wettest month, when rainfall can reach 5.0 in. February is typically the driest time to visit Allentown when rainfall is around 2.7 in.

If weather is an important factor for your trip to Allentown, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

What is the cheapest time of day to fly from HLN to ABE?

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

Can I find deals for flights from Helena to Allentown that include hotel bookings?

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

How can I find direct flights from Helena to Allentown?

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

Can I find deals for business class flights from Helena to Allentown?

Yes. Cheapflights offers flight deals from Helena to Allentown by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,372+ Flights from Helena to Allentown

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Cheap flight deals from Helena to Allentown

Round-trip from	$1,372 (United Airlines)

From Helena to Allentown-Bethlehem

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Find flight deals from Helena to Allentown

Cheapest flights from Helena to Allentown
Explore the most affordable flight options available from Helena to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

Thu 9/186:30 amHLN - ABE

2 stops13h 24mUnited Airlines

Mon 9/226:37 amABE - HLN

2 stops11h 27mUnited Airlines

Deal found 7/27

$1,372

Best flights from Helena to Allentown
Discover carefully curated flight deals from Helena to Allentown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 28, 2025.

Thu 9/186:30 amHLN - ABE

2 stops13h 24mUnited Airlines

Mon 9/226:37 amABE - HLN

2 stops11h 27mUnited Airlines

Deal found 7/27

$1,372

Fly from

Fly to

Route

Depart

Return

Price

HelenaAllentown

HLN - ABE

HLNABE

Helena

Thu 9/18

6:30 am-9:54 pm

2 stops13h 24m

Allentown-Bethlehem

Mon 9/22

6:37 am-4:04 pm

2 stops11h 27m

$1,372

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Helena to Allentown

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

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

Currently, February is the cheapest month in which you can book a flight from Helena to Allentown (average of $289). Flying from Helena to Allentown in December is currently the most expensive (average of $395). 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.

Reviews of airlines servicing Allentown

See what other customers who have flown with United Airlines from Helena to Allentown have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,892 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,892 reviews

United Airlines

7.4

Good

8,892 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Can I find deals for flights from Helena to Allentown that include hotel bookings?
Yes. In addition to deals on Helena to Allentown flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Helena to Allentown?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to Allentown.
Can I find deals for business class flights from Helena to Allentown?
Yes. Cheapflights offers flight deals from Helena to Allentown 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 Helena to Allentown?
Currently, February is the cheapest month in which you can book a flight from Helena to Allentown (average of $289). Flying from Helena to Allentown in December is currently the most expensive (average of $395). 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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$1,372+ Cheap flights from Helena to Allentown (HLN - ABE)

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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Helena to Allentown with Cheapflights

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Cheap flight deals from Helena to Allentown

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Find flight deals from Helena to Allentown

Cheapest flights from Helena to AllentownExplore the most affordable flight options available from Helena to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

Explore the most affordable flight options available from Helena to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Helena to Allentown that are best for you.

Best time to book a flight from Helena to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from Helena with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Helena to Allentown

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

Reviews of airlines servicing Allentown

See what other customers who have flown with United Airlines from Helena to Allentown have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

Can I find deals for flights from Helena to Allentown that include hotel bookings?

How can I find direct flights from Helena to Allentown?

Can I find deals for business class flights from Helena to Allentown?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Other flights to Allentown

Explore flights to Allentown departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 28, 2025.

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Cheapest flights from Helena to Allentown
Explore the most affordable flight options available from Helena to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.