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Cheap flights from Washington, D.C. Reagan-National Airport to Waterloo from $298

This is the cheapest one-way 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 10/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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
1:46 pm - 12:22 am-
11h 36m
American Airlines Logo
5:00 am - 4:29 pm-
10h 29m
$447American Airlines
Wed, Aug 26 - Sat, Aug 29
American Airlines Logo
5:23 pm - 12:22 am-
7h 59m
American Airlines Logo
5:00 am - 6:03 pm-
12h 03m
$509American Airlines
Thu, Aug 27 - Sun, Aug 30
American Airlines Logo
7:35 am - 2:52 pm-
8h 17m
American Airlines Logo
3:23 pm - 9:16 am-
16h 53m
$546American Airlines
Thu, Aug 20 - Sun, Aug 23
American Airlines Logo
8:09 pm - 12:22 am-
5h 13m
American Airlines Logo
3:23 pm - 8:59 pm-
4h 36m
$568American Airlines
Sat, Aug 15 - Wed, Aug 19
American Airlines Logo
3:11 pm - 12:22 am-
10h 11m
American Airlines Logo
5:00 am - 12:57 pm-
6h 57m
$578American Airlines
Sat, Aug 15 - Wed, Aug 19
American Airlines Logo
3:11 pm - 12:22 am-
10h 11m
American Airlines Logo
5:00 am - 12:58 pm-
6h 58m
$583American Airlines
Sat, Aug 15 - Wed, Aug 19
American Airlines Logo
10:18 am - 2:52 pm-
5h 34m
American Airlines Logo
3:23 pm - 11:59 pm-
7h 36m
$621American Airlines
Wed, Aug 26 - Sun, Aug 30
American Airlines Logo
7:35 am - 2:52 pm-
8h 17m
American Airlines Logo
5:00 am - 4:29 pm-
10h 29m
$625American Airlines
Thu, Aug 20 - Sun, Aug 23
American Airlines Logo
8:32 am - 2:52 pm-
7h 20m
American Airlines Logo
5:00 am - 12:57 pm-
6h 57m
$631American Airlines
Wed, Aug 26 - Sun, Aug 30
American Airlines Logo
6:52 am - 2:52 pm-
9h 00m
American Airlines Logo
3:23 pm - 11:59 pm-
7h 36m
$636American Airlines
Wed, Aug 26 - Sun, Aug 30

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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
Aug 26
DCA1:46 pmWashington, D.C. Reagan-National
11h 36m
1 stop
ALO12:22 amWaterloo
Aug 29
ALO5:00 amWaterloo
10h 29m
1 stop
DCA4:29 pmWashington, D.C. Reagan-National
$447
American Airlines
Aug 27
DCA5:23 pmWashington, D.C. Reagan-National
7h 59m
1 stop
ALO12:22 amWaterloo
Aug 30
ALO5:00 amWaterloo
12h 03m
1 stop
DCA6:03 pmWashington, D.C. Reagan-National
$509
American Airlines
Aug 20
DCA7:35 amWashington, D.C. Reagan-National
8h 17m
1 stop
ALO2:52 pmWaterloo
Aug 23
ALO3:23 pmWaterloo
16h 53m
1 stop
DCA9:16 amWashington, D.C. Reagan-National
$546

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 5, 2026.
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

Cheapest round-trip

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Wed 8/26

1:46 pm-12:22 am

1 stop11h 36m

Waterloo

Sat 8/29

5:00 am-4:29 pm

1 stop10h 29m

$447

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Thu 8/27

5:23 pm-12:22 am

1 stop7h 59m

Waterloo

Sun 8/30

5:00 am-6:03 pm

1 stop12h 03m

$509

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Thu 8/20

7:35 am-2:52 pm

1 stop8h 17m

Waterloo

Sun 8/23

3:23 pm-9:16 am

1 stop16h 53m

$546
Quickest round-trip

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Sat 8/15

8:09 pm-12:22 am

1 stop5h 13m

Waterloo

Wed 8/19

3:23 pm-8:59 pm

1 stop4h 36m

$568

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Sat 8/15

3:11 pm-12:22 am

2 stops10h 11m

Waterloo

Wed 8/19

5:00 am-12:57 pm

1 stop6h 57m

$578

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Sat 8/15

3:11 pm-12:22 am

2 stops10h 11m

Waterloo

Wed 8/19

5:00 am-12:58 pm

2 stops6h 58m

$583

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Wed 8/26

10:18 am-2:52 pm

1 stop5h 34m

Waterloo

Sun 8/30

3:23 pm-11:59 pm

1 stop7h 36m

$621

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Thu 8/20

7:35 am-2:52 pm

1 stop8h 17m

Waterloo

Sun 8/23

5:00 am-4:29 pm

1 stop10h 29m

$625

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Wed 8/26

8:32 am-2:52 pm

2 stops7h 20m

Waterloo

Sun 8/30

5:00 am-12:57 pm

1 stop6h 57m

$631

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Wed 8/26

6:52 am-2:52 pm

2 stops9h 00m

Waterloo

Sun 8/30

3:23 pm-11:59 pm

2 stops7h 36m

$636

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

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

You could potentially save up to 40% 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

7h 59m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Waterloo, Iowa takes 7h 59m
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

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Waterloo, Iowa

  • 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 7h 59m 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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