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Cheap flights from Philadelphia to Waterloo from $363

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 5/6. 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
0 bags

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Find the cheapest flights from Philadelphia to Waterloo

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:36 am - 2:30 pm
PHL
-
ALO
7h 54m
1 stop
American Airlines Logo
5:00 am - 11:40 am
ALO
-
PHL
5h 40m
1 stop
$410American Airlines
Wed, Jun 17 - Wed, Jun 24
American Airlines Logo
7:36 am - 2:30 pm
PHL
-
ALO
7h 54m
1 stop
American Airlines Logo
3:00 pm - 12:15 am
ALO
-
PHL
8h 15m
2 stops
$420American Airlines
Wed, Jun 17 - Wed, Jun 24
American Airlines Logo
4:56 pm - 12:21 am
PHL
-
ALO
8h 25m
2 stops
American Airlines Logo
3:00 pm - 12:15 am
ALO
-
PHL
8h 15m
2 stops
$425American Airlines
Wed, Jun 17 - Wed, Jun 24
American Airlines Logo
5:40 pm - 12:29 am
PHL
-
ALO
7h 49m
1 stop
American Airlines Logo
5:06 am - 12:59 pm
ALO
-
PHL
6h 53m
1 stop
$430American Airlines
Fri, Jul 24 - Tue, Jul 28
American Airlines Logo
5:40 pm - 12:29 am
PHL
-
ALO
7h 49m
1 stop
American Airlines Logo
5:06 am - 2:50 pm
ALO
-
PHL
8h 44m
2 stops
$440American Airlines
Fri, Jul 24 - Tue, Jul 28
American Airlines Logo
4:55 pm - 12:29 am
PHL
-
ALO
8h 34m
2 stops
American Airlines Logo
5:06 am - 2:38 pm
ALO
-
PHL
8h 32m
2 stops
$445American Airlines
Fri, Jul 24 - Tue, Jul 28
American Airlines Logo
5:07 am - 2:53 pm
PHL
-
ALO
10h 46m
1 stop
American Airlines Logo
5:06 am - 4:49 pm
ALO
-
PHL
10h 43m
1 stop
$483American Airlines
Fri, Jul 24 - Tue, Jul 28
American Airlines Logo
9:02 am - 11:55 pm
PHL
-
ALO
15h 53m
1 stop
American Airlines Logo
5:40 am - 8:58 pm
ALO
-
PHL
14h 18m
1 stop
$503American Airlines
Tue, May 12 - Sat, May 16
American Airlines Logo
6:00 am - 1:53 pm
PHL
-
ALO
8h 53m
1 stop
American Airlines Logo
3:02 pm - 8:02 am
ALO
-
PHL
16h 00m
1 stop
$524American Airlines
Wed, May 20 - Sun, May 24
American Airlines Logo
6:00 am - 1:53 pm
PHL
-
ALO
8h 53m
2 stops
American Airlines Logo
2:23 pm - 8:58 pm
ALO
-
PHL
5h 35m
1 stop
$542American Airlines
Tue, May 12 - Sat, May 16

American Airlines flights from Philadelphia to Waterloo, Iowa

Our best American Airlines deals on Philadelphia to Waterloo, Iowa flight tickets
American Airlines
Jun 17
PHL7:36 amPhiladelphia
7h 54m
1 stop
ALO2:30 pmWaterloo
Jun 24
ALO5:00 amWaterloo
5h 40m
1 stop
PHL11:40 amPhiladelphia
$410
American Airlines
Jun 17
PHL7:36 amPhiladelphia
7h 54m
1 stop
ALO2:30 pmWaterloo
Jun 24
ALO3:00 pmWaterloo
8h 15m
2 stops
PHL12:15 amPhiladelphia
$420
American Airlines
Jun 17
PHL4:56 pmPhiladelphia
8h 25m
2 stops
ALO12:21 amWaterloo
Jun 24
ALO3:00 pmWaterloo
8h 15m
2 stops
PHL12:15 amPhiladelphia
$425

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 April 30, 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
Quickest round-trip

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Wed 6/17

7:36 am-2:30 pm

1 stop7h 54m

Waterloo

Wed 6/24

5:00 am-11:40 am

1 stop5h 40m

$410

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Wed 6/17

7:36 am-2:30 pm

1 stop7h 54m

Waterloo

Wed 6/24

3:00 pm-12:15 am

2 stops8h 15m

$420

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Wed 6/17

4:56 pm-12:21 am

2 stops8h 25m

Waterloo

Wed 6/24

3:00 pm-12:15 am

2 stops8h 15m

$425

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Fri 7/24

5:40 pm-12:29 am

1 stop7h 49m

Waterloo

Tue 7/28

5:06 am-12:59 pm

1 stop6h 53m

$430

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Fri 7/24

5:40 pm-12:29 am

1 stop7h 49m

Waterloo

Tue 7/28

5:06 am-2:50 pm

2 stops8h 44m

$440

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Fri 7/24

4:55 pm-12:29 am

2 stops8h 34m

Waterloo

Tue 7/28

5:06 am-2:38 pm

2 stops8h 32m

$445

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Fri 7/24

5:07 am-2:53 pm

1 stop10h 46m

Waterloo

Tue 7/28

5:06 am-4:49 pm

1 stop10h 43m

$483

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Tue 5/12

9:02 am-11:55 pm

1 stop15h 53m

Waterloo

Sat 5/16

5:40 am-8:58 pm

1 stop14h 18m

$503

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Wed 5/20

6:00 am-1:53 pm

1 stop8h 53m

Waterloo

Sun 5/24

3:02 pm-8:02 am

1 stop16h 00m

$524

PhiladelphiaWaterloo

PHL - ALO

PHLALO

Philadelphia

Tue 5/12

6:00 am-1:53 pm

2 stops8h 53m

Waterloo

Sat 5/16

2:23 pm-8:58 pm

1 stop5h 35m

$542

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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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 45% 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

7h 54m

Direct flights

None
The fastest flight from Philadelphia to Waterloo, Iowa takes 7h 54m
There are no direct flights from Philadelphia to Waterloo, Iowa. There are no popular flight routes from Philadelphia to Waterloo, Iowa.
Search flight deals

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 7h 54m 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.

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