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Cheap flights from Waterloo, Iowa to Washington, D.C. from $498

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Waterloo, Iowa to Washington, D.C. departing on 12/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Waterloo, Iowa to Washington, D.C. (ALO-DCA)

Cheap round-trip flights

American Airlines Logo
6:00 am - 6:57 pmALO-DCA
11h 57m2 stops
American Airlines Logo
8:36 am - 8:04 pmDCA-ALO
12h 28m2 stops
$498American Airlines
Find Deal
Sat, Dec 13 - Tue, Dec 16
American Airlines Logo
6:00 am - 12:46 pmALO-DCA
5h 46m1 stop
American Airlines Logo
8:36 am - 8:04 pmDCA-ALO
12h 28m2 stops
$508American Airlines
Find Deal
Sat, Dec 13 - Tue, Dec 16
American Airlines Logo
3:25 pm - 11:12 pmALO-DCA
6h 47m1 stop
American Airlines Logo
5:55 pm - 11:38 pmDCA-ALO
6h 43m1 stop
$515American Airlines
Find Deal
Thu, Oct 16 - Sun, Oct 19
American Airlines Logo
3:26 pm - 10:59 pmALO-DCA
6h 33m1 stop
American Airlines Logo
1:18 pm - 8:04 pmDCA-ALO
7h 46m1 stop
$519American Airlines
Find Deal
Sat, Dec 13 - Tue, Dec 16
American Airlines Logo
6:00 am - 2:57 pmALO-DCA
7h 57m2 stops
American Airlines Logo
5:55 pm - 11:38 pmDCA-ALO
6h 43m1 stop
$520American Airlines
Find Deal
Thu, Oct 16 - Sun, Oct 19
American Airlines Logo
6:00 am - 2:24 pmALO-DCA
7h 24m2 stops
American Airlines Logo
3:25 pm - 8:04 pmDCA-ALO
5h 39m1 stop
$524American Airlines
Find Deal
Sat, Dec 13 - Tue, Dec 16
American Airlines Logo
6:00 am - 2:24 pmALO-DCA
7h 24m2 stops
American Airlines Logo
10:06 am - 8:04 pmDCA-ALO
10h 58m2 stops
$529American Airlines
Find Deal
Sat, Dec 13 - Tue, Dec 16
American Airlines Logo
6:00 am - 2:57 pmALO-DCA
7h 57m2 stops
American Airlines Logo
5:44 pm - 11:38 pmDCA-ALO
6h 54m2 stops
$645American Airlines
Find Deal
Thu, Oct 16 - Sun, Oct 19
American Airlines Logo
6:01 am - 11:00 amALO-DCA
3h 59m1 stop
American Airlines Logo
5:08 pm - 10:05 pmDCA-ALO
5h 57m1 stop
$951American Airlines
Find Deal
Mon, Sep 22 - Fri, Sep 26
American Airlines Logo
6:01 am - 3:16 pmALO-DCA
8h 15m2 stops
American Airlines Logo
4:01 pm - 10:05 pmDCA-ALO
7h 04m1 stop
$956American Airlines
Find Deal
Mon, Sep 22 - Fri, Sep 26

American Airlines flights from Waterloo, Iowa to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Waterloo, Iowa to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Dec 13
ALO6:00 amWaterloo
11h 57m
2 stops
DCA6:57 pmWashington, D.C. Reagan-National
Dec 16
DCA8:36 amWashington, D.C. Reagan-National
12h 28m
2 stops
ALO8:04 pmWaterloo
$498
Find similar
American Airlines
Dec 13
ALO6:00 amWaterloo
5h 46m
1 stop
DCA12:46 pmWashington, D.C. Reagan-National
Dec 16
DCA8:36 amWashington, D.C. Reagan-National
12h 28m
2 stops
ALO8:04 pmWaterloo
$508
Find similar
American Airlines
Oct 16
ALO3:25 pmWaterloo
6h 47m
1 stop
DCA11:12 pmWashington, D.C. Reagan-National
Oct 19
DCA5:55 pmWashington, D.C. Reagan-National
6h 43m
1 stop
ALO11:38 pmWaterloo
$515
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Waterloo, Iowa to Washington, D.C. Reagan-National Airport 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, momondo users made 832,500 searches. Data last updated September 8, 2025.
Use the filters below to find and compare flights from Waterloo, Iowa to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Sat 12/13

6:00 am-6:57 pm

2 stops11h 57m

Washington, D.C. Reagan-National

Tue 12/16

8:36 am-8:04 pm

2 stops12h 28m

$498

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Sat 12/13

6:00 am-12:46 pm

1 stop5h 46m

Washington, D.C. Reagan-National

Tue 12/16

8:36 am-8:04 pm

2 stops12h 28m

$508

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Thu 10/16

3:25 pm-11:12 pm

1 stop6h 47m

Washington, D.C. Reagan-National

Sun 10/19

5:55 pm-11:38 pm

1 stop6h 43m

$515

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Sat 12/13

3:26 pm-10:59 pm

1 stop6h 33m

Washington, D.C. Reagan-National

Tue 12/16

1:18 pm-8:04 pm

1 stop7h 46m

$519

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Thu 10/16

6:00 am-2:57 pm

2 stops7h 57m

Washington, D.C. Reagan-National

Sun 10/19

5:55 pm-11:38 pm

1 stop6h 43m

$520

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Sat 12/13

6:00 am-2:24 pm

2 stops7h 24m

Washington, D.C. Reagan-National

Tue 12/16

3:25 pm-8:04 pm

1 stop5h 39m

$524

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Sat 12/13

6:00 am-2:24 pm

2 stops7h 24m

Washington, D.C. Reagan-National

Tue 12/16

10:06 am-8:04 pm

2 stops10h 58m

$529

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Thu 10/16

6:00 am-2:57 pm

2 stops7h 57m

Washington, D.C. Reagan-National

Sun 10/19

5:44 pm-11:38 pm

2 stops6h 54m

$645

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Mon 9/22

6:01 am-11:00 am

1 stop3h 59m

Washington, D.C. Reagan-National

Fri 9/26

5:08 pm-10:05 pm

1 stop5h 57m

$951

WaterlooWashington, D.C.

ALO - DCA

ALODCA

Waterloo

Mon 9/22

6:01 am-3:16 pm

2 stops8h 15m

Washington, D.C. Reagan-National

Fri 9/26

4:01 pm-10:05 pm

1 stop7h 04m

$956

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Waterloo, Iowa to Washington, D.C. Reagan-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Washington, D.C. Reagan-National Airport?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Washington, D.C. Reagan-National Airport from Waterloo, Iowa according to our data. American Airlines is the first choice among our users, with 90% of people opting to fly with this airline when traveling to Washington, D.C. Reagan-National Airport. Keep in mind that there are 5 different airlines that fly to Washington, D.C. Reagan-National Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Waterloo, Iowa to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Waterloo, Iowa to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Waterloo, Iowa to Washington, D.C. Reagan-National Airport (ALO to DCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Waterloo, Iowa to Washington, D.C. Reagan-National Airport

Direct flights

None
There are no direct flights from Waterloo, Iowa to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Waterloo, Iowa to Washington, D.C. Reagan-National Airport.
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  • How far is Waterloo to Washington, D.C. Reagan-National by plane?

    Washington, D.C. Reagan-National is 838.6 mi away from Waterloo. 3h 59m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Waterloo Airport to Washington, D.C. Reagan-National Airport?

    Prices for flights from Waterloo Airport to Washington, D.C. Reagan-National Airport are updated daily.

  • How old do you have to be to fly from Waterloo Airport to Washington, D.C. Reagan-National Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Waterloo Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
National Harbor
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Silver Spring
Colonial Beach
Fredericksburg
Towson
Rockville
Manassas
Reston
Fairfax
Gaithersburg
Glen Burnie
Springfield
Linthicum Heights

Why use momondo?

Why should I use momondo to find a flight deal from Waterloo to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Waterloo to Washington, D.C. for you.

Can I find flights from Waterloo to Washington, D.C. with flexible booking policies on momondo?

Flights from Waterloo to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Waterloo to Washington, D.C.?

momondo helps you find the best flight between Waterloo and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Waterloo to Washington, D.C. right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Waterloo and alert you when they change.

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