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Reagan-National

$429+ Cheap flights from Waterloo, IA (ALO) to Reagan-National (DCA)

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
ALO — DCA
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Waterloo to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Waterloo (ALO) to Reagan-National (DCA). 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 August 20, 2025.

Round-trip from

$508
(American Airlines)

One-way from

$429
(American Airlines)
From Waterloo to Washington, D.C. Reagan-National
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One-way flight from Waterloo to Washington, D.C. Reagan-National
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Find flight deals from Waterloo to Reagan-National

Cheapest flights from Waterloo to Reagan-National
Explore the most affordable flight options available from Waterloo to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This American Airlines deal was found by Cheapflights users on 8/18. 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 - DCA
2 stops14h 07mAmerican Airlines
Tue 12/165:59 pmDCA - ALO
1 stop5h 02mAmerican Airlines
Deal found 8/18$508
This American Airlines deal was found by Cheapflights users on 8/18. 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 8/243:14 pmALO - DCA
1 stop6h 01mAmerican Airlines
Tue 8/263:50 pmDCA - ALO
1 stop4h 40mAmerican Airlines
Deal found 8/18$904

Cheapflights Fare Finder

 
Customize your flight search to find flights from Waterloo to Reagan-National 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 August 20, 2025.
Use the filters below to find and compare flights from Waterloo to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Waterloo

Fly to

Reagan-National

Route

Depart

Return

Price

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Sat 12/13

6:00 am-9:07 pm

2 stops14h 07m

Washington, D.C. Reagan-National

Tue 12/16

5:59 pm-10:01 pm

1 stop5h 02m

$508

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Wed 8/27

3:14 pm-8:16 pm

1 stop4h 02m

$429

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Mon 9/8

3:38 pm-10:00 pm

1 stop5h 22m

$476

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Mon 9/15

3:38 pm-10:00 pm

1 stop5h 22m

$476

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Mon 9/1

3:14 pm-10:15 pm

1 stop6h 01m

$476

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Best time to book a flight from Waterloo to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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, D.C. Reagan-National Airport

What is the cheapest month to book a flight from Waterloo, Iowa to Washington, D.C. Reagan-National Airport?

Currently, February is the cheapest month in which you can book a flight from Waterloo, Iowa to Washington, D.C. Reagan-National Airport (average of $278). Flying from Waterloo, Iowa to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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 Waterloo to Reagan-National. 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, D.C. Reagan-National?

    Most people fly from Waterloo (ALO) if they book a flight from Waterloo to Washington, D.C. Reagan-National. On average, Waterloo has 0 outbound flights to Washington, D.C. Reagan-National per day from 0 airlines. Waterloo is conveniently located just 5.3 mi from Waterloo’s city center.

  • How long is the flight from Waterloo, Iowa to Washington, D.C. Reagan-National Airport?

    There are many flights that can get you from Waterloo, Iowa to Washington, D.C. Reagan-National Airport in 14h 07m. Fly via American Airlines to get the fastest option. Waterloo, Iowa and Washington, D.C. Reagan-National Airport are separated by a distance of 842 mi.

  • Can I find deals for flights from Waterloo to Reagan-National that include hotel bookings?

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

  • How can I find direct flights from Waterloo to Reagan-National?

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

  • Can I find deals for business class flights from Waterloo to Reagan-National?

    Yes. Cheapflights offers flight deals from Waterloo to Reagan-National 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 Washington, D.C. Reagan-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Waterloo, Iowa to Washington, D.C. Reagan-National Airport (average of $278). Flying from Waterloo, Iowa to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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 Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Fredericksburg
Gaithersburg
Towson
Linthicum Heights
Fairfax
Manassas
Falls Church
Laurel
Rockville
Oxon Hill
National Harbor
Dundalk
Waldorf
Bowie

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