What is the cheapest airline to fly from Waterloo, Iowa to Philadelphia round-trip?

According to our current data, American Airlines ($327), offers the cheapest pricing from Waterloo, Iowa to Philadelphia.

In terms of precipitation, rainfall in Philadelphia 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 Philadelphia when rainfall is around 2.7 in.

If weather is an important factor for your trip to Philadelphia, 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 is the cheapest time of day to fly from ALO to PHL?

Unlike in the morning, when flights are generally more expensive, you can save up to 16% on flights from Waterloo, Iowa to Philadelphia by exploring options for tickets at noon.

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

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

How can I find direct flights from Waterloo to Philadelphia?

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

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

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

$314+ Flights from Waterloo, IA to Philadelphia

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Cheap flight deals from Waterloo to Philadelphia

Round-trip from	$327 (American Airlines)

From Waterloo to Philadelphia

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Find flight deals from Waterloo to Philadelphia

Cheapest flights from Waterloo to Philadelphia
Explore the most affordable flight options available from Waterloo to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

mar. 8/53:32 pmALO - PHL

1 stop7h 33mAmerican Airlines

sáb. 8/910:25 amPHL - ALO

2 stops8h 58mAmerican Airlines

Deal found 7/29

$314

Best flights from Waterloo to Philadelphia
Discover carefully curated flight deals from Waterloo to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 30, 2025.

mar. 8/126:00 amALO - PHL

1 stop5h 56mAmerican Airlines

sáb. 8/162:18 pmPHL - ALO

1 stop5h 05mAmerican Airlines

Deal found 7/29

$327

Last-minute flights from Waterloo to Philadelphia
Discover last-minute flight deals from Waterloo to Philadelphia. Data last updated julio 30, 2025 and is based on user searches.

mar. 8/53:32 pmALO - PHL

1 stop7h 33mAmerican Airlines

sáb. 8/910:25 amPHL - ALO

2 stops8h 58mAmerican Airlines

Deal found 7/29

$314

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

WaterlooPhiladelphia

ALO - PHL

ALOPHL

Waterloo

mar. 8/12

6:00 am-12:56 pm

1 stop5h 56m

Philadelphia

sáb. 8/16

2:18 pm-6:23 pm

1 stop5h 05m

$327

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Waterloo to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Waterloo 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 Waterloo to Philadelphia

What is the cheapest month to book a flight from Waterloo, Iowa to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from Waterloo, Iowa to Philadelphia (average of $236). Flying from Waterloo, Iowa to Philadelphia in March is currently the most expensive (average of $295). 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 Philadelphia

Read through reviews of airlines operating flights from Waterloo to Philadelphia, such as American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

2.0

Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break

American Airlines

7.2

Good

10,000 reviews

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

2.0

Mediocre

Andrew,May 2025

LAX - MIA

Related info for your journey

What is the cheapest airline to fly from Waterloo, Iowa to Philadelphia round-trip?
According to our current data, American Airlines ($327), offers the cheapest pricing from Waterloo, Iowa to Philadelphia.
Can I find deals for flights from Waterloo to Philadelphia that include hotel bookings?
Yes. In addition to deals on Waterloo to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Waterloo to Philadelphia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Waterloo to Philadelphia.
Can I find deals for business class flights from Waterloo to Philadelphia?
Yes. Cheapflights offers flight deals from Waterloo to Philadelphia 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 Waterloo, Iowa to Philadelphia?
Currently, August is the cheapest month in which you can book a flight from Waterloo, Iowa to Philadelphia (average of $236). Flying from Waterloo, Iowa to Philadelphia in March is currently the most expensive (average of $295). 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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Top airline flying from Waterloo to Philadelphia

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$248	Average$567	FlexibilityNo cancel fee	On-time71%

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$314+ Cheap flights from Waterloo, IA to Philadelphia (ALO - PHL)

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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Waterloo to Philadelphia 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 Philadelphia

Round-trip from

Find flight deals from Waterloo to Philadelphia

Cheapest flights from Waterloo to PhiladelphiaExplore the most affordable flight options available from Waterloo to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

Explore the most affordable flight options available from Waterloo to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Waterloo to Philadelphia

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

Cheapflights Insights

Everything you need to know about your flight from Waterloo to Philadelphia

What is the cheapest month to book a flight from Waterloo, Iowa to Philadelphia?

Reviews of airlines servicing Philadelphia

Read through reviews of airlines operating flights from Waterloo to Philadelphia, such as American Airlines. You can also see how each airline stacks up 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 Waterloo to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Waterloo, Iowa to Philadelphia round-trip?

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

How can I find direct flights from Waterloo to Philadelphia?

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

What is the cheapest month to book a flight from Waterloo, Iowa to Philadelphia?

Traveling to a place near Philadelphia?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Waterloo to Philadelphia

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

Top airline flying from Waterloo to Philadelphia

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Travel Smart

Cheapest flights from Waterloo to Philadelphia
Explore the most affordable flight options available from Waterloo to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.