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Waterloo

$363+ Cheap flights from Portland to Waterloo, IA (PDX - ALO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ALO
Jun 13 — Jun 201
Sat 6/13
Sat 6/20
1 adult, Economy
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Cheap flight deals from Portland to Waterloo

Cheapest flights from Portland to Waterloo
Explore the most affordable flight options available from Portland to Waterloo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 14, 2026.

This American Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:20 pm
PDX
-
ALO
1 stop13h 29m
American Airlines
Tue 8/183:19 pm
ALO
-
PDX
1 stop22h 20m
American Airlines
Deal found 5/10$518
This American Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1710:59 pm
PDX
-
ALO
1 stop13h 31m
American Airlines
Sat 6/205:00 am
ALO
-
PDX
1 stop18h 21m
American Airlines
Deal found 5/12$533
This American Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/301:45 pm
PDX
-
ALO
1 stop8h 44m
American Airlines
Sun 8/25:06 am
ALO
-
PDX
1 stop7h 30m
American Airlines
Deal found 5/9$562
This American Airlines deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/261:45 pm
PDX
-
ALO
1 stop8h 24m
American Airlines
Sat 5/305:00 am
ALO
-
PDX
1 stop7h 04m
American Airlines
Deal found 5/11$568

Find flight deals from Portland to Waterloo

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Waterloo (ALO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 14, 2026.

Round-trip from

$518
(American Airlines)

One-way from

$363
(American Airlines)
From Portland to Waterloo
Search Deals
One-way flight from Portland to Waterloo
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Waterloo 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, Cheapflights users made 2,558,603 searches. Data last updated May 14, 2026.
Use the filters below to find and compare flights from Portland to Waterloo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandWaterloo

PDX - ALO

PDXALO

Portland

Thu 8/13

11:20 pm-2:49 pm

1 stop13h 29m

Waterloo

Tue 8/18

3:19 pm-11:39 am

1 stop22h 20m

$518

PortlandWaterloo

PDX - ALO

PDXALO

Portland

Wed 6/17

10:59 pm-2:30 pm

1 stop13h 31m

Waterloo

Sat 6/20

5:00 am-9:21 pm

1 stop18h 21m

$533
Quickest round-trip

PortlandWaterloo

PDX - ALO

PDXALO

Portland

Thu 7/30

1:45 pm-12:29 am

1 stop8h 44m

Waterloo

Sun 8/2

5:06 am-10:36 am

1 stop7h 30m

$562

PortlandWaterloo

PDX - ALO

PDXALO

Portland

Tue 5/26

1:45 pm-12:09 am

1 stop8h 24m

Waterloo

Sat 5/30

5:00 am-12:55 pm

2 stops9h 55m

$578
Cheapest one-way
Quickest one-way

PortlandWaterloo

PDX - ALO

PDXALO

Portland

Mon 6/15

6:15 am-2:30 pm

1 stop6h 15m

$387

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/13

Sorted by cheapest first

Best time to book a flight from Portland to Waterloo

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

Related info for your journey

Find useful and relevant information for your journey from Portland to Waterloo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portland to Waterloo, Iowa?

    For as low as $518, American Airlines can have you in Waterloo, Iowa from Portland in 13h 29m. Airlines will cover a distance of 1503 mi.

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

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

  • How can I find direct flights from Portland to Waterloo?

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

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

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

See more FAQs

Traveling to a place near Waterloo?

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Cedar Falls

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