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Cheap flights from Philadelphia to Waterloo from $325

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Waterloo departing on 7/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Philadelphia to Waterloo

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
2:00 pm - 12:29 am
PHL
-
ALO
11h 29m
1 stop
American Airlines Logo
5:06 am - 9:58 pm
ALO
-
PHL
15h 52m
1 stop
$469American Airlines
Wed, Jul 15 - Wed, Jul 22
American Airlines Logo
10:35 am - 2:53 pm
PHL
-
ALO
5h 18m
1 stop
American Airlines Logo
5:06 am - 2:38 pm
ALO
-
PHL
8h 32m
2 stops
$494American Airlines
Wed, Jul 15 - Wed, Jul 22
American Airlines Logo
8:27 am - 2:53 pm
PHL
-
ALO
7h 26m
2 stops
American Airlines Logo
5:06 am - 2:38 pm
ALO
-
PHL
8h 32m
2 stops
$499American Airlines
Wed, Jul 15 - Wed, Jul 22

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American Airlines flights from Philadelphia to Waterloo, Iowa

Our best American Airlines deals on Philadelphia to Waterloo, Iowa flight tickets
American Airlines
Jul 15
PHL2:00 pmPhiladelphia
11h 29m
1 stop
ALO12:29 amWaterloo
Jul 22
ALO5:06 amWaterloo
15h 52m
1 stop
PHL9:58 pmPhiladelphia
$469
American Airlines
Jul 15
PHL10:35 amPhiladelphia
5h 18m
1 stop
ALO2:53 pmWaterloo
Jul 22
ALO5:06 amWaterloo
8h 32m
2 stops
PHL2:38 pmPhiladelphia
$494
American Airlines
Jul 15
PHL8:27 amPhiladelphia
7h 26m
2 stops
ALO2:53 pmWaterloo
Jul 22
ALO5:06 amWaterloo
8h 32m
2 stops
PHL2:38 pmPhiladelphia
$499

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Waterloo, Iowa 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, momondo users made 832,500 searches. Data last updated June 19, 2026.
Use the filters below to find and compare flights from Philadelphia to Waterloo, Iowa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Wed 7/15

2:00 pm-12:29 am

1 stop11h 29m

Waterloo

Wed 7/22

5:06 am-9:58 pm

1 stop15h 52m

$469
Quickest round-trip

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Wed 7/15

10:35 am-2:53 pm

1 stop5h 18m

Waterloo

Wed 7/22

5:06 am-2:38 pm

2 stops8h 32m

$494

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Wed 7/15

8:27 am-2:53 pm

2 stops7h 26m

Waterloo

Wed 7/22

5:06 am-2:38 pm

2 stops8h 32m

$499
Cheapest one-way
Quickest one-way

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Fri 7/24

10:35 am-2:53 pm

1 stop5h 18m

$325

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Fri 7/24

7:18 am-2:53 pm

2 stops8h 35m

$335

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Waterloo from

How to get the cheapest flight ticket from Philadelphia to Waterloo, Iowa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Philadelphia to Waterloo?

American Airlines is the most popular carrier operating from Philadelphia to Waterloo

What airlines fly to Waterloo, Iowa?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Waterloo, Iowa from Philadelphia according to our data. American Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Waterloo, Iowa. Keep in mind that there are 5 different airlines that fly to Waterloo, Iowa on a routine basis, so you have a few additional options to choose from.

When to book flights from Philadelphia to Waterloo, Iowa

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Waterloo, Iowa according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Waterloo, Iowa (PHL to ALO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Waterloo, Iowa

Fastest flight time

5h 34m

Direct flights

None
The fastest flight from Philadelphia to Waterloo, Iowa takes 5h 34m
There are no direct flights from Philadelphia to Waterloo, Iowa. There are no popular flight routes from Philadelphia to Waterloo, Iowa.
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Frequently asked questions about flying from Philadelphia to Waterloo, Iowa

  • How far is Philadelphia to Waterloo by plane?

    Waterloo is 908.0 mi away from Philadelphia. Typically, this will take 5h 34m by plane in normal conditions.

  • When did momondo last update prices for flights from Philadelphia Airport to Waterloo Airport?

    Prices for flights from Philadelphia Airport to Waterloo Airport are updated daily.

  • How old do you have to be to fly from Philadelphia Airport to Waterloo Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport to Waterloo Airport.

  • What documentation or ID do you need to fly to Waterloo Airport?

    The necessary travel and health documents for your Waterloo Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Waterloo?

Book flights to Waterloo if you plan to visit one of these locations
Cedar Falls
Iowa Falls

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Waterloo?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Philadelphia to Waterloo. momondo saves you time and could save you money on your trip.

Can I find flights from Philadelphia to Waterloo with flexible booking policies on momondo?

All flight searches from Philadelphia to Waterloo on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Philadelphia to Waterloo?

Once you have performed a search for Philadelphia to Waterloo flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Philadelphia to Waterloo right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Waterloo, momondo offers a useful price alert feature which will track prices for flights to Waterloo from Philadelphia and alert you when they change.

An easier way to manage your Waterloo, Iowa trip

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