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Cheap flights from Washington, D.C. Reagan-National Airport to Waterloo from $490

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Waterloo departing on 10/4. 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 Washington, D.C. Reagan-National Airport to Waterloo (DCA-ALO)

Cheap round-trip flights

American Airlines Logo
11:34 am - 10:05 pmDCA-ALO
11h 31m2 stops
American Airlines Logo
6:00 am - 8:41 pmALO-DCA
13h 41m2 stops
$490American Airlines
Find Deal
Sat, Oct 4 - Tue, Oct 7
American Airlines Logo
6:45 am - 10:05 pmDCA-ALO
16h 20m2 stops
American Airlines Logo
6:00 am - 8:15 pmALO-DCA
13h 15m2 stops
$496American Airlines
Find Deal
Sat, Oct 4 - Tue, Oct 7
American Airlines Logo
10:49 am - 4:29 pmDCA-ALO
6h 40m1 stop
American Airlines Logo
6:00 am - 8:41 pmALO-DCA
13h 41m2 stops
$501American Airlines
Find Deal
Sat, Oct 4 - Tue, Oct 7
American Airlines Logo
5:08 pm - 10:05 pmDCA-ALO
5h 57m1 stop
American Airlines Logo
6:00 am - 8:15 pmALO-DCA
13h 15m2 stops
$506American Airlines
Find Deal
Sat, Oct 4 - Tue, Oct 7
American Airlines Logo
5:08 pm - 10:05 pmDCA-ALO
5h 57m1 stop
American Airlines Logo
6:00 am - 11:00 amALO-DCA
4h 00m1 stop
$519American Airlines
Find Deal
Sat, Oct 4 - Tue, Oct 7

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

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Waterloo, Iowa flight tickets
American Airlines
Oct 4
DCA11:34 amWashington, D.C. Reagan-National
11h 31m
2 stops
ALO10:05 pmWaterloo
Oct 7
ALO6:00 amWaterloo
13h 41m
2 stops
DCA8:41 pmWashington, D.C. Reagan-National
$490
Find similar
American Airlines
Oct 4
DCA6:45 amWashington, D.C. Reagan-National
16h 20m
2 stops
ALO10:05 pmWaterloo
Oct 7
ALO6:00 amWaterloo
13h 15m
2 stops
DCA8:15 pmWashington, D.C. Reagan-National
$496
Find similar
American Airlines
Oct 4
DCA10:49 amWashington, D.C. Reagan-National
6h 40m
1 stop
ALO4:29 pmWaterloo
Oct 7
ALO6:00 amWaterloo
13h 41m
2 stops
DCA8:41 pmWashington, D.C. Reagan-National
$501
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Waterloo, Iowa 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 August 12, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Waterloo, Iowa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Sat 10/4

11:34 am-10:05 pm

2 stops11h 31m

Waterloo

Tue 10/7

6:00 am-8:41 pm

2 stops13h 41m

$490

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Sat 10/4

6:45 am-10:05 pm

2 stops16h 20m

Waterloo

Tue 10/7

6:00 am-8:15 pm

2 stops13h 15m

$496

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Sat 10/4

10:49 am-4:29 pm

1 stop6h 40m

Waterloo

Tue 10/7

6:00 am-8:41 pm

2 stops13h 41m

$501

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Sat 10/4

5:08 pm-10:05 pm

1 stop5h 57m

Waterloo

Tue 10/7

6:00 am-8:15 pm

2 stops13h 15m

$506

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Sat 10/4

5:08 pm-10:05 pm

1 stop5h 57m

Waterloo

Tue 10/7

6:00 am-11:00 am

1 stop4h 00m

$519

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Waterloo from

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

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 is the cheapest time of day to depart on your flight to Waterloo, Iowa?

Our data shows that the cheapest Washington, D.C. Reagan-National Airport to Waterloo, Iowa flights are usually those with departure times in the morning. Our users have found flights to Waterloo, Iowa in the morning for as low as $573. Flights at noon are often more expensive with an average ticket price of $580.

Can stopping save me money on Washington, D.C. Reagan-National Airport to Waterloo, Iowa flights?

You could potentially save up to 33% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Waterloo, Iowa flight.

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

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

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

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

Best Price Found

$490

Fastest flight time

5h 57m

Direct flights

None

Airports in Waterloo, Iowa

1 airport
The best flight deal from Washington, D.C. Reagan-National Airport to Waterloo, Iowa found on momondo in the last 72 hours is $490
The fastest flight from Washington, D.C. Reagan-National Airport to Waterloo, Iowa takes 5h 57m
There are no direct flights from Washington, D.C. Reagan-National Airport to Waterloo, Iowa. Popular non-direct route for this connection is Washington, D.C. Reagan-National Airport - Waterloo Airport.
There is 1 airport near Waterloo, Iowa: Waterloo (ALO)
Search flight deals

  • How far is Washington, D.C. Reagan-National to Waterloo by plane?

    The distance between Washington, D.C. Reagan-National and Waterloo is about 838.6 mi. Typically, this will take 5h 57m by plane in normal conditions.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Waterloo Airport are refreshed on a daily basis.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Waterloo Airport.

  • What documentation or ID do you need to fly to Waterloo Airport?

    The travel and health documents you'll need for your trip to Waterloo Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Waterloo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Waterloo?

Book flights to Waterloo if you plan to visit one of these locations
Cedar Falls
Iowa Falls

Why use momondo?

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

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 Washington, D.C. to Waterloo for you.

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

All flight searches from Washington, D.C. to Waterloo on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Washington, D.C. to Waterloo flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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