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 BIS to ABE?

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

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

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

How can I find direct flights from Bismarck to Allentown?

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

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

Yes. Cheapflights offers flight deals from Bismarck 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.

$669+ Flights from Bismarck to Allentown

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Cheap flight deals from Bismarck to Allentown

Cheapest flights from Bismarck to Allentown
Explore the most affordable flight options available from Bismarck to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 25, 2026.

Tue 2/31:35 pm

BIS

ABE

2 stops25h 47m

United Airlines

Sat 2/76:15 am

ABE

BIS

2 stops11h 17m

United Airlines

Deal found 1/24

$669

Wed 1/285:30 am

BIS

ABE

2 stops28h 11m

United Airlines

Sat 1/316:15 am

ABE

BIS

2 stops11h 17m

United Airlines

Deal found 1/22

$696

Last-minute flights from Bismarck to Allentown
Discover last-minute flight deals from Bismarck to Allentown. Data last updated January 25, 2026 and is based on user searches.

Wed 1/285:30 am

BIS

ABE

2 stops28h 11m

United Airlines

Sat 1/316:15 am

ABE

BIS

2 stops11h 17m

United Airlines

Deal found 1/22

$696

Tue 2/31:35 pm

BIS

ABE

2 stops25h 47m

United Airlines

Sat 2/76:15 am

ABE

BIS

2 stops11h 17m

United Airlines

Deal found 1/24

$669

Find flight deals from Bismarck to Allentown

Round-trip from	$669 (United Airlines)

From Bismarck to Allentown-Bethlehem

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Best time to book a flight from Bismarck to Allentown

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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.

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

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

Currently, November is the cheapest month in which you can book a flight from Bismarck to Allentown (average of $249). Flying from Bismarck to Allentown in May is currently the most expensive (average of $503). 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

Can I find deals for flights from Bismarck to Allentown that include hotel bookings?
Yes. In addition to deals on Bismarck to Allentown flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Bismarck to Allentown?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bismarck to Allentown.
Can I find deals for business class flights from Bismarck to Allentown?
Yes. Cheapflights offers flight deals from Bismarck 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 Bismarck to Allentown?
Currently, November is the cheapest month in which you can book a flight from Bismarck to Allentown (average of $249). Flying from Bismarck to Allentown in May is currently the most expensive (average of $503). 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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$669+ Cheap flights from Bismarck to Allentown (BIS - 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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Bismarck to Allentown with Cheapflights

1. Tell us where you want to go

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Cheap flight deals from Bismarck to Allentown

Cheapest flights from Bismarck to AllentownExplore the most affordable flight options available from Bismarck to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 25, 2026.

Explore the most affordable flight options available from Bismarck to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 25, 2026.

Find flight deals from Bismarck to Allentown

Round-trip from

Best time to book a flight from Bismarck to Allentown

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

Cheapflights Insights

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

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

Related info for your journey

Find useful and relevant information for your journey from Bismarck 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 Bismarck to Allentown that include hotel bookings?

How can I find direct flights from Bismarck to Allentown?

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

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

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Cheapest flights from Bismarck to Allentown
Explore the most affordable flight options available from Bismarck to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 25, 2026.