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Cheap flights from Washington, D.C. Reagan-National Airport to Waterloo from $491

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 1/17. 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

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:10 am - 4:35 pmDCA-ALO
11h 25m2 stops
American Airlines Logo
6:00 am - 6:44 pmALO-DCA
11h 44m2 stops
$491American Airlines
Find Deal
Sat, Jan 17 - Wed, Jan 21
American Airlines Logo
11:59 am - 4:35 pmDCA-ALO
5h 36m1 stop
American Airlines Logo
6:00 am - 6:54 pmALO-DCA
11h 54m2 stops
$502American Airlines
Find Deal
Sat, Jan 17 - Wed, Jan 21
American Airlines Logo
11:59 am - 4:35 pmDCA-ALO
5h 36m1 stop
American Airlines Logo
6:00 am - 11:00 amALO-DCA
4h 00m1 stop
$519American Airlines
Find Deal
Sat, Jan 17 - Wed, Jan 21
American Airlines Logo
5:41 pm - 11:45 pmDCA-ALO
7h 04m1 stop
American Airlines Logo
5:40 am - 10:56 amALO-DCA
4h 16m1 stop
$614American Airlines
Find Deal
Tue, Dec 23 - Sat, Dec 27
American Airlines Logo
5:41 pm - 11:45 pmDCA-ALO
7h 04m1 stop
American Airlines Logo
5:40 am - 10:56 amALO-DCA
4h 16m1 stop
$616American Airlines
Find Deal
Tue, Dec 23 - Sat, Dec 27
American Airlines Logo
1:44 pm - 11:45 pmDCA-ALO
11h 01m2 stops
American Airlines Logo
5:40 am - 10:56 amALO-DCA
4h 16m1 stop
$646American Airlines
Find Deal
Tue, Dec 23 - Sat, Dec 27
American Airlines Logo
4:30 pm - 11:45 pmDCA-ALO
8h 15m2 stops
American Airlines Logo
5:40 am - 10:56 amALO-DCA
4h 16m1 stop
$648American Airlines
Find Deal
Tue, Dec 23 - Sat, Dec 27
American Airlines Logo
4:59 pm - 11:45 pmDCA-ALO
7h 46m2 stops
American Airlines Logo
5:40 am - 5:34 pmALO-DCA
10h 54m2 stops
$763American Airlines
Find Deal
Tue, Dec 23 - Sat, Dec 27
American Airlines Logo
4:59 pm - 11:45 pmDCA-ALO
7h 46m2 stops
American Airlines Logo
5:40 am - 5:34 pmALO-DCA
10h 54m2 stops
$766American Airlines
Find Deal
Tue, Dec 23 - Sat, Dec 27
American Airlines Logo
9:41 am - 2:56 pmDCA-ALO
6h 15m1 stop
American Airlines Logo
3:12 pm - 8:58 amALO-DCA
16h 46m1 stop
$923American Airlines
Find Deal
Mon, Dec 15 - Fri, Dec 19

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
Jan 17
DCA6:10 amWashington, D.C. Reagan-National
11h 25m
2 stops
ALO4:35 pmWaterloo
Jan 21
ALO6:00 amWaterloo
11h 44m
2 stops
DCA6:44 pmWashington, D.C. Reagan-National
$491
Find similar
American Airlines
Jan 17
DCA11:59 amWashington, D.C. Reagan-National
5h 36m
1 stop
ALO4:35 pmWaterloo
Jan 21
ALO6:00 amWaterloo
11h 54m
2 stops
DCA6:54 pmWashington, D.C. Reagan-National
$502
Find similar
American Airlines
Jan 17
DCA11:59 amWashington, D.C. Reagan-National
5h 36m
1 stop
ALO4:35 pmWaterloo
Jan 21
ALO6:00 amWaterloo
4h 00m
1 stop
DCA11:00 amWashington, D.C. Reagan-National
$519
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 December 1, 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 1/17

6:10 am-4:35 pm

2 stops11h 25m

Waterloo

Wed 1/21

6:00 am-6:44 pm

2 stops11h 44m

$491

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Sat 1/17

11:59 am-4:35 pm

1 stop5h 36m

Waterloo

Wed 1/21

6:00 am-6:54 pm

2 stops11h 54m

$502

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Sat 1/17

11:59 am-4:35 pm

1 stop5h 36m

Waterloo

Wed 1/21

6:00 am-11:00 am

1 stop4h 00m

$519

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Tue 12/23

5:41 pm-11:45 pm

1 stop7h 04m

Waterloo

Sat 12/27

5:40 am-10:56 am

1 stop4h 16m

$614

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Tue 12/23

5:41 pm-11:45 pm

1 stop7h 04m

Waterloo

Sat 12/27

5:40 am-10:56 am

1 stop4h 16m

$616

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Tue 12/23

1:44 pm-11:45 pm

2 stops11h 01m

Waterloo

Sat 12/27

5:40 am-10:56 am

1 stop4h 16m

$646

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Tue 12/23

4:30 pm-11:45 pm

2 stops8h 15m

Waterloo

Sat 12/27

5:40 am-10:56 am

1 stop4h 16m

$648

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Tue 12/23

4:59 pm-11:45 pm

2 stops7h 46m

Waterloo

Sat 12/27

5:40 am-5:34 pm

2 stops10h 54m

$763

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Tue 12/23

4:59 pm-11:45 pm

2 stops7h 46m

Waterloo

Sat 12/27

5:40 am-5:34 pm

2 stops10h 54m

$766

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Mon 12/15

9:41 am-2:56 pm

1 stop6h 15m

Waterloo

Fri 12/19

3:12 pm-8:58 am

1 stop16h 46m

$923

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 43% 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

Fastest flight time

6h 15m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Waterloo, Iowa takes 6h 15m
There are no direct flights from Washington, D.C. Reagan-National Airport to Waterloo, Iowa. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Waterloo, Iowa.
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 36m 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

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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