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District of Columbia

$343+ Cheap flights from Waterloo, IA (ALO) to District of Columbia

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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
ALO — IAD
Aug 5 — Aug 121
Wed 8/5
Wed 8/12
1 adult, Economy
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Cheap flight deals from Waterloo to District of Columbia

Cheapest flights from Waterloo to District of Columbia
Explore the most affordable flight options available from Waterloo to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 6, 2026.

This American Airlines deal was found by Cheapflights users on 7/4. 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.
Sun 8/23:25 pm
ALO
-
DCA
1 stop16h 50m
American Airlines
Sat 8/810:16 pm
DCA
-
ALO
1 stop17h 36m
American Airlines
Deal found 7/4$489
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Sun 8/23:25 pm
ALO
-
DCA
1 stop16h 50m
American Airlines
Sun 8/97:35 am
DCA
-
ALO
1 stop8h 17m
American Airlines
Deal found 7/5$556
This American Airlines deal was found by Cheapflights users on 7/4. 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.
Sun 8/23:25 pm
ALO
-
IAD
2 stops7h 45m
American Airlines
Sat 8/85:34 pm
IAD
-
ALO
2 stops7h 48m
American Airlines
Deal found 7/4$626
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Sun 8/23:25 pm
ALO
-
IAD
2 stops7h 45m
American Airlines
Sun 8/96:33 am
IAD
-
ALO
2 stops9h 19m
American Airlines
Deal found 7/5$643

Find flight deals from Waterloo to District of Columbia

Keep the following information in mind while searching for Waterloo to District of Columbia flight deals. Data was last updated July 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$489
(American Airlines)

One-way from

$343
(American Airlines)
Provider with most accurate pricing for Waterloo-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Waterloo-Washington, D.C. (WAS) flights.
Search Deals
From Waterloo to District of Columbia
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One-way flight from Waterloo to District of Columbia
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Waterloo to District of Columbia 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 July 6, 2026.
Use the filters below to find and compare flights from Waterloo to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Sun 8/2

3:25 pm-9:15 am

1 stop16h 50m

Washington, D.C. Reagan-National

Sat 8/8

10:16 pm-2:52 pm

1 stop17h 36m

$489

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Sun 8/2

3:25 pm-9:15 am

1 stop16h 50m

Washington, D.C. Reagan-National

Sun 8/9

7:35 am-2:52 pm

1 stop8h 17m

$556
Quickest round-trip

WaterlooWashington, D.C.

ALO - IAD

ALOIAD

Waterloo

Sun 8/2

3:25 pm-12:10 am

2 stops7h 45m

Washington, D.C. Dulles Intl

Sat 8/8

5:34 pm-12:22 am

2 stops7h 48m

$626

WaterlooWashington, D.C.

ALO - IAD

ALOIAD

Waterloo

Sun 8/2

3:25 pm-12:10 am

2 stops7h 45m

Washington, D.C. Dulles Intl

Sun 8/9

6:33 am-2:52 pm

2 stops9h 19m

$643
Cheapest one-way

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Fri 8/7

5:00 am-1:54 pm

1 stop7h 54m

$343

WaterlooWashington, D.C.

ALO - IAD

ALOIAD

Waterloo

Fri 8/7

3:23 pm-10:55 pm

2 stops6h 32m

$419
Quickest one-way

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Tue 7/14

5:06 am-10:59 am

1 stop4h 53m

$489

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Sorted by cheapest first

Best time to book a flight from Waterloo to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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 District of Columbia
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Waterloo to District of Columbia. 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 District of Columbia?

    Waterloo (ALO), located 5.3 mi from the city center, is the airport you fly out of when you book flights from Waterloo to District of Columbia.

  • How long is the flight from Waterloo, Iowa to District of Columbia?

    A quick flight from Waterloo, Iowa to District of Columbia can take about 16h 50m. American Airlines provides one of the quickest options available for as low as $489. The distance between Waterloo, Iowa and District of Columbia is about 842 mi.

  • Can I find deals for flights from Waterloo to District of Columbia that include hotel bookings?

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

  • How can I find direct flights from Waterloo to District of Columbia?

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

  • Can I find deals for business class flights from Waterloo to District of Columbia?

    Yes. Cheapflights offers flight deals from Waterloo to District of Columbia 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

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