In terms of precipitation, rainfall in Pennsylvania ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Pennsylvania when rainfall is around 2.7 in.

If weather is an important factor for your trip to Pennsylvania, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

What are the most popular routes from Waterloo, Iowa to Pennsylvania?

When deciding which route to take from Waterloo, Iowa to Pennsylvania consider Waterloo - New York LaGuardia, Waterloo - New York John F Kennedy Intl or Waterloo - Newark as they are the most popular.

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

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

What airport do you fly from for flights from Waterloo to Pennsylvania?

Located just 5.3 mi from the city center, Waterloo (ALO) is the airport most travelers will use when flying to Pennsylvania from Waterloo.

Can I find deals for flights from Waterloo to Pennsylvania that include hotel bookings?

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

How can I find direct flights from Waterloo to Pennsylvania?

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

Can I find deals for business class flights from Waterloo to Pennsylvania?

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

$499+ Cheap Flights from Waterloo, IA to Pennsylvania

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One-way

One-way flights from Waterloo to Pennsylvania
Search for one-way flight options from Waterloo to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.

Sat 10/316:07 am -

1 stop4h 35m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/21

$499

Fri 10/303:39 pm -

1 stop26h 16m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/21

$516

Sun 11/16:04 am -

1 stop4h 37m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/21

$546

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Route

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WaterlooPhiladelphia

ALO Waterloo - PHL Philadelphia

ALOPHL

Waterloo

Sat 10/31

6:07 am-11:42 am

1 stop4h 35m

Philadelphia

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$499

WaterlooPhiladelphia

ALO Waterloo - PHL Philadelphia

ALOPHL

Waterloo

Mon 11/2

3:43 pm-2:34 pm

2 stops21h 51m

Philadelphia

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$522

WaterlooPhiladelphia

ALO Waterloo - PHL Philadelphia

ALOPHL

Waterloo

Sun 11/1

6:04 am-11:41 am

1 stop4h 37m

Philadelphia

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$546

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Deals found on 10/21

Sorted by cheapest first

Best time to book a flight from Waterloo to Pennsylvania

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

ALO-PHL

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 Waterloo to Pennsylvania

ALO-USPA

ALO-PHL

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly from for flights from Waterloo to Pennsylvania?
Located just 5.3 mi from the city center, Waterloo (ALO) is the airport most travelers will use when flying to Pennsylvania from Waterloo.
What are the most popular routes from Waterloo, Iowa to Pennsylvania?
When deciding which route to take from Waterloo, Iowa to Pennsylvania consider Waterloo - New York LaGuardia, Waterloo - New York John F Kennedy Intl or Waterloo - Newark as they are the most popular.
Can I find deals for flights from Waterloo to Pennsylvania that include hotel bookings?
Yes. In addition to deals on Waterloo to Pennsylvania flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Waterloo to Pennsylvania?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Waterloo to Pennsylvania.
Can I find deals for business class flights from Waterloo to Pennsylvania?
Yes. Cheapflights offers flight deals from Waterloo to Pennsylvania by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Waterloo to Pennsylvania with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Waterloo to Pennsylvania

One-way flights from Waterloo to Pennsylvania
Search for one-way flight options from Waterloo to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.

Search for one-way flight options from Waterloo to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.

Cheapflights Fare Finder

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

Best time to book a flight from Waterloo to Pennsylvania

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

Cheapflights Insights

Related info for your journey

What airport do you fly from for flights from Waterloo to Pennsylvania?

What are the most popular routes from Waterloo, Iowa to Pennsylvania?

Can I find deals for flights from Waterloo to Pennsylvania that include hotel bookings?

How can I find direct flights from Waterloo to Pennsylvania?

Can I find deals for business class flights from Waterloo to Pennsylvania?

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.

Alternative routes for Waterloo to Pennsylvania

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Pennsylvania by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Waterloo to Pennsylvania by cabin class

Find flights from Waterloo to Pennsylvania, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Waterloo and Pennsylvania flights

Browse other Waterloo and Pennsylvania flight options. Last updated on October 25, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Waterloo to Pennsylvania flights

Consider these flights traveling from Waterloo to Pennsylvania.

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$499+ Cheap flights from Waterloo, IA (ALO) to Pennsylvania

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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Waterloo to Pennsylvania with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Waterloo to Pennsylvania

One-way flights from Waterloo to PennsylvaniaSearch for one-way flight options from Waterloo to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.

Search for one-way flight options from Waterloo to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.

Cheapflights Fare Finder

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

Best time to book a flight from Waterloo to Pennsylvania

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

Cheapflights Insights

Related info for your journey

What airport do you fly from for flights from Waterloo to Pennsylvania?

What are the most popular routes from Waterloo, Iowa to Pennsylvania?

Can I find deals for flights from Waterloo to Pennsylvania that include hotel bookings?

How can I find direct flights from Waterloo to Pennsylvania?

Can I find deals for business class flights from Waterloo to Pennsylvania?

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.

Alternative routes for Waterloo to Pennsylvania

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Pennsylvania by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Waterloo to Pennsylvania by cabin class

Find flights from Waterloo to Pennsylvania, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Waterloo and Pennsylvania flights

Browse other Waterloo and Pennsylvania flight options. Last updated on October 25, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Waterloo to Pennsylvania flights

Consider these flights traveling from Waterloo to Pennsylvania.

100% Free

Book with Flexibility

Travel Smart

One-way flights from Waterloo to Pennsylvania
Search for one-way flight options from Waterloo to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.