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$289+ Cheap flights from Waterloo, IA (ALO) to Washington

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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
ALO — SEA
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from Waterloo to Washington

Cheapest flights from Waterloo to Washington
Explore the most affordable flight options available from Waterloo to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This American Airlines deal was found by Cheapflights users on 11/2. 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 12/103:27 pmALO - SEA
1 stop9h 58mAmerican Airlines
Sat 12/132:46 pmSEA - ALO
1 stop7h 05mAmerican Airlines
Deal found 11/2$289
This American Airlines deal was found by Cheapflights users on 11/2. 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 12/96:00 amALO - SEA
1 stop8h 38mAmerican Airlines
Sat 12/132:46 pmSEA - ALO
1 stop7h 05mAmerican Airlines
Deal found 11/2$369
This American Airlines deal was found by Cheapflights users on 11/2. 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 12/136:00 amALO - SEA
1 stop9h 55mAmerican Airlines
Sat 12/1312:31 amSEA - ALO
2 stops12h 25mAmerican Airlines
Deal found 11/2$478
This American Airlines deal was found by Cheapflights users on 11/3. 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 11/76:00 amALO - PDX
2 stops15h 09mAmerican Airlines
Tue 11/1111:43 amPDX - ALO
1 stop6h 14mAmerican Airlines
Deal found 11/3$606

Cheap flight deals from Waterloo to Washington

Keep the following information in mind while searching for Waterloo to Washington flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$289
(American Airlines)
Provider with most accurate pricing for Waterloo-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Waterloo-Seattle/Tacoma Intl flights.
Search Deals
From Waterloo to Washington
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Waterloo to Washington 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 November 3, 2025.
Use the filters below to find and compare flights from Waterloo to Washington that are best for you.

Fly from

Waterloo

Fly to

Washington

Route

Depart

Return

Price

WaterlooSeattle

ALO - SEA

ALOSEA

Waterloo

Thu 12/11

3:27 pm-11:25 pm

1 stop9h 58m

Seattle/Tacoma Intl

Sat 12/13

2:46 pm-11:51 pm

1 stop7h 05m

$289

WaterlooSeattle

ALO - SEA

ALOSEA

Waterloo

Wed 12/10

3:27 pm-11:25 pm

1 stop9h 58m

Seattle/Tacoma Intl

Sat 12/13

2:46 pm-11:51 pm

1 stop7h 05m

$289

WaterlooSeattle

ALO - SEA

ALOSEA

Waterloo

Tue 12/9

6:00 am-12:38 pm

1 stop8h 38m

Seattle/Tacoma Intl

Sat 12/13

2:46 pm-11:51 pm

1 stop7h 05m

$369

WaterlooSeattle

ALO - SEA

ALOSEA

Waterloo

Fri 12/12

6:00 am-1:55 pm

1 stop9h 55m

Seattle/Tacoma Intl

Sat 12/13

2:46 pm-11:51 pm

1 stop7h 05m

$369

WaterlooSeattle

ALO - SEA

ALOSEA

Waterloo

Sat 12/13

3:26 pm-11:25 pm

1 stop9h 59m

Seattle/Tacoma Intl

Sun 12/14

2:46 pm-11:51 pm

1 stop7h 05m

$369

WaterlooSeattle

ALO - SEA

ALOSEA

Waterloo

Sat 3/7

6:00 am-3:58 pm

2 stops11h 58m

Seattle/Tacoma Intl

Tue 3/10

1:48 pm-10:01 pm

1 stop6h 13m

$478

WaterlooPortland

ALO - PDX

ALOPDX

Waterloo

Sat 3/7

6:00 am-5:11 pm

2 stops13h 11m

Portland

Wed 3/11

6:00 am-2:20 pm

1 stop6h 20m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Best time to book a flight from Waterloo to Washington

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

What is the cheapest month to book a flight from Waterloo, Iowa to State of Washington?

Currently, June is the cheapest month in which you can book a flight from Waterloo, Iowa to State of Washington (average of $115). Flying from Waterloo, Iowa to State of Washington in November is currently the most expensive (average of $284). 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.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated November 3, 2025.
Read reviews from past customers who have flown American Airlines from Waterloo to Washington. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,038 reviews

Entertainment

6.9

Crew

8.0

Boarding

7.5

Food

6.4

Comfort

7.2

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
11,038 reviews
American Airlines
7.2
Good
11,038 reviews

Entertainment

6.9

Crew

8.0

Boarding

7.5

Food

6.4

Comfort

7.2

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

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

  • What airport do you fly from for flights from Waterloo to Washington?

    Most people fly from Waterloo (ALO) if they book a flight from Waterloo to Washington. Waterloo is conveniently located just 5.3 mi from Waterloo’s city center.

  • How long is the flight from Waterloo, Iowa to State of Washington?

    A quick flight from Waterloo, Iowa to State of Washington can take about 9h 58m. American Airlines provides one of the quickest options available for as low as $289. Waterloo, Iowa and State of Washington are separated by a distance of 1489 mi.

  • What are the most popular routes from Waterloo, Iowa to State of Washington?

    Most travelers choose Waterloo - Seattle/Tacoma Intl, Waterloo - Walla Walla or Waterloo - Portland when deciding on the best route from Waterloo, Iowa to State of Washington.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Waterloo to Washington 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 Waterloo, Iowa to State of Washington?

    Currently, June is the cheapest month in which you can book a flight from Waterloo, Iowa to State of Washington (average of $115). Flying from Waterloo, Iowa to State of Washington in November is currently the most expensive (average of $284). 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.

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Top airline flying from Waterloo to Washington

Discover the top airline that operate flights from Waterloo to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$466FlexibilityNo cancel feeOn-time71%

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