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Cheap flights from Portland to Waterloo from $536

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Waterloo departing on 4/15. 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

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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
1:23 pm - 11:49 pm
PDX
-
ALO
8h 26m
1 stop
American Airlines Logo
5:40 am - 12:33 pm
ALO
-
PDX
8h 53m
1 stop
$536American Airlines
Wed, Apr 15 - Wed, Apr 22
American Airlines Logo
11:40 pm - 1:53 pm
PDX
-
ALO
12h 13m
2 stops
American Airlines Logo
5:40 am - 12:33 pm
ALO
-
PDX
8h 53m
1 stop
$541American Airlines
Wed, Apr 15 - Wed, Apr 22
American Airlines Logo
11:48 am - 11:49 pm
PDX
-
ALO
10h 01m
2 stops
American Airlines Logo
2:23 pm - 11:03 pm
ALO
-
PDX
10h 40m
2 stops
$546American Airlines
Wed, Apr 15 - Wed, Apr 22
American Airlines Logo
3:16 pm - 11:49 pm
PDX
-
ALO
6h 33m
1 stop
American Airlines Logo
2:23 pm - 11:54 pm
ALO
-
PDX
11h 31m
2 stops
$620American Airlines
Thu, Apr 16 - Thu, Apr 23
American Airlines Logo
11:40 pm - 1:53 pm
PDX
-
ALO
12h 13m
2 stops
American Airlines Logo
2:23 pm - 10:49 pm
ALO
-
PDX
10h 26m
2 stops
$626American Airlines
Thu, Apr 16 - Thu, Apr 23
American Airlines Logo
3:16 pm - 1:53 pm
PDX
-
ALO
20h 37m
1 stop
American Airlines Logo
2:23 pm - 10:56 pm
ALO
-
PDX
10h 33m
1 stop
$775American Airlines
Thu, Apr 16 - Thu, Apr 23

American Airlines flights from Portland to Waterloo, Iowa

Our best American Airlines deals on Portland to Waterloo, Iowa flight tickets
American Airlines
Apr 15
PDX1:23 pmPortland
8h 26m
1 stop
ALO11:49 pmWaterloo
Apr 22
ALO5:40 amWaterloo
8h 53m
1 stop
PDX12:33 pmPortland
$536
American Airlines
Apr 15
PDX11:40 pmPortland
12h 13m
2 stops
ALO1:53 pmWaterloo
Apr 22
ALO5:40 amWaterloo
8h 53m
1 stop
PDX12:33 pmPortland
$541
American Airlines
Apr 15
PDX11:48 amPortland
10h 01m
2 stops
ALO11:49 pmWaterloo
Apr 22
ALO2:23 pmWaterloo
10h 40m
2 stops
PDX11:03 pmPortland
$546

momondo Fare Finder

 
Customize your flight search to find flights from Portland 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 March 22, 2026.
Use the filters below to find and compare flights from Portland to Waterloo, Iowa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandWaterloo

PDX - ALO

PDXALO

Portland

Wed 4/15

1:23 pm-11:49 pm

1 stop8h 26m

Waterloo

Wed 4/22

5:40 am-12:33 pm

1 stop8h 53m

$536

PortlandWaterloo

PDX - ALO

PDXALO

Portland

Wed 4/15

11:40 pm-1:53 pm

2 stops12h 13m

Waterloo

Wed 4/22

5:40 am-12:33 pm

1 stop8h 53m

$541

PortlandWaterloo

PDX - ALO

PDXALO

Portland

Wed 4/15

11:48 am-11:49 pm

2 stops10h 01m

Waterloo

Wed 4/22

2:23 pm-11:03 pm

2 stops10h 40m

$546

PortlandWaterloo

PDX - ALO

PDXALO

Portland

Thu 4/16

3:16 pm-11:49 pm

1 stop6h 33m

Waterloo

Thu 4/23

2:23 pm-11:54 pm

2 stops11h 31m

$620

PortlandWaterloo

PDX - ALO

PDXALO

Portland

Thu 4/16

11:40 pm-1:53 pm

2 stops12h 13m

Waterloo

Thu 4/23

2:23 pm-10:49 pm

2 stops10h 26m

$626

PortlandWaterloo

PDX - ALO

PDXALO

Portland

Thu 4/16

3:16 pm-1:53 pm

1 stop20h 37m

Waterloo

Thu 4/23

2:23 pm-10:56 pm

1 stop10h 33m

$775

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 Portland 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 airlines fly to Waterloo, Iowa?

United Airlines, Allegiant Air and American Airlines are the top three most popular airlines that fly to Waterloo, Iowa from Portland according to our data. United Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Waterloo, Iowa. Keep in mind that there are 6 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 Portland to Waterloo, Iowa

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

Cheap Portland to Waterloo, Iowa (PDX to ALO) flight deals and tips

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

Fastest flight time

8h 26m

Direct flights

None
The fastest flight from Portland to Waterloo, Iowa takes 8h 26m
There are no direct flights from Portland to Waterloo, Iowa. There are no popular flight routes from Portland to Waterloo, Iowa.
Search flight deals

  • How far is Portland to Waterloo by plane?

    Waterloo is 1511.6 mi away from Portland. A reasonable flight in good conditions will take 8h 26m.

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

    Prices for flights from Portland Airport to Waterloo Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland 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 Portland to Waterloo?

It is quick and easy to find Portland to Waterloo flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Waterloo that suits you.

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

momondo does allow users to show only those flights to Waterloo from Portland which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Waterloo from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Portland to Waterloo now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Waterloo and let you know when they change.

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