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$389+ Cheap flights from Portland to Waterloo, IA (PDX - ALO)

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ALO
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Find 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 October 27, 2025.

This American Airlines deal was found by Cheapflights users on 10/26. 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.
Sat 11/81:26 pmPDX - ALO
1 stop8h 22mAmerican Airlines
Wed 11/126:00 amALO - PDX
1 stop6h 48mAmerican Airlines
Deal found 10/26$389
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Sat 11/81:26 pmPDX - ALO
1 stop8h 22mAmerican Airlines
Tue 11/116:00 amALO - PDX
1 stop6h 48mAmerican Airlines
Deal found 10/25$399
This American Airlines deal was found by Cheapflights users on 10/25. 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 12/183:02 pmPDX - ALO
1 stop6h 43mAmerican Airlines
Fri 12/265:40 amALO - PDX
2 stops13h 31mAmerican Airlines
Deal found 10/25$661
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Sat 12/203:02 pmPDX - ALO
1 stop6h 43mAmerican Airlines
Fri 12/265:40 amALO - PDX
2 stops13h 31mAmerican Airlines
Deal found 10/25$686
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Fri 12/193:02 pmPDX - ALO
1 stop6h 43mAmerican Airlines
Fri 12/265:40 amALO - PDX
2 stops13h 31mAmerican Airlines
Deal found 10/25$746

Cheap 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 October 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$389
(American Airlines)
Provider with most accurate pricing for Portland-Waterloo flight deals.
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Provider most trusted by Cheapflights users for Portland-Waterloo flights.
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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 October 27, 2025.
Use the filters below to find and compare flights from Portland to Waterloo that are best for you.

Fly from

Portland

Fly to

Waterloo

Route

Depart

Return

Price

PortlandWaterloo

PDX - ALO

PDXALO

Portland

Sat 11/8

1:26 pm-11:48 pm

1 stop8h 22m

Waterloo

Wed 11/12

6:00 am-10:48 am

1 stop6h 48m

$389

PortlandWaterloo

PDX - ALO

PDXALO

Portland

Sat 11/8

1:26 pm-11:48 pm

1 stop8h 22m

Waterloo

Tue 11/11

6:00 am-10:48 am

1 stop6h 48m

$399

PortlandWaterloo

PDX - ALO

PDXALO

Portland

Sat 4/25

6:46 am-9:42 pm

2 stops12h 56m

Waterloo

Wed 4/29

6:05 am-12:12 pm

1 stop8h 07m

$469

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

  • Most accurate provider: When it comes to deals on Portland-Waterloo, Iowa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Waterloo, Iowa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Waterloo, Iowa flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Waterloo, Iowa flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Waterloo, Iowa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

Cheapflights Insights

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

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

Currently, September is the cheapest month in which you can book a flight from Portland to Waterloo, Iowa (average of $71). Flying from Portland to Waterloo, Iowa in December is currently the most expensive (average of $254). 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.

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 $389, American Airlines can have you in Waterloo, Iowa from Portland in 8h 22m. 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.

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

    Currently, September is the cheapest month in which you can book a flight from Portland to Waterloo, Iowa (average of $71). Flying from Portland to Waterloo, Iowa in December is currently the most expensive (average of $254). 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.

See more FAQs

Traveling to a place near Waterloo?

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Cedar Falls

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