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Cheap flights from District of Columbia to Waterloo from $674

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Waterloo departing on 8/20. 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 District of Columbia to Waterloo

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
8:43 pm - 12:22 amDCA  Washington, D.C. Reagan-National-ALO Waterloo
4h 39m1 stop Chicago O'Hare Intl
American Airlines Logo
3:23 pm - 11:59 pmALO  Waterloo-DCA Washington, D.C. Reagan-National
7h 36m1 stop Chicago O'Hare Intl
$674American Airlines
Thu, Aug 20 - Sun, Aug 23
American Airlines Logo
8:32 am - 2:52 pmDCA  Washington, D.C. Reagan-National-ALO Waterloo
7h 20m2 stops Charlotte Douglas Chicago O'Hare Intl
American Airlines Logo
3:23 pm - 11:59 pmALO  Waterloo-DCA Washington, D.C. Reagan-National
7h 36m1 stop Chicago O'Hare Intl
$684American Airlines
Thu, Aug 20 - Sun, Aug 23
American Airlines Logo
7:57 am - 2:52 pmIAD  Washington, D.C. Dulles Intl-ALO Waterloo
7h 55m2 stops Charlotte Douglas Chicago O'Hare Intl
American Airlines Logo
5:00 am - 12:52 pmALO  Waterloo-IAD Washington, D.C. Dulles Intl
6h 52m2 stops Chicago O'Hare Intl Charlotte Douglas
$689American Airlines
Thu, Aug 20 - Sun, Aug 23
American Airlines Logo
5:39 pm - 12:22 amDCA  Washington, D.C. Reagan-National-ALO Waterloo
7h 43m2 stops Philadelphia Chicago O'Hare Intl
American Airlines Logo
3:23 pm - 11:59 pmALO  Waterloo-DCA Washington, D.C. Reagan-National
7h 36m2 stops Chicago O'Hare Intl Charlotte Douglas
$731American Airlines
Thu, Aug 20 - Sun, Aug 23
American Airlines Logo
1:46 pm - 12:22 amDCA  Washington, D.C. Reagan-National-ALO Waterloo
11h 36m1 stop Chicago O'Hare Intl
American Airlines Logo
5:00 am - 8:59 pmALO  Waterloo-DCA Washington, D.C. Reagan-National
14h 59m1 stop Chicago O'Hare Intl
$914American Airlines
Mon, Aug 24 - Fri, Aug 28
American Airlines Logo
7:44 am - 2:52 pmDCA  Washington, D.C. Reagan-National-ALO Waterloo
8h 08m2 stops Dayton Chicago O'Hare Intl
American Airlines Logo
5:00 am - 1:54 pmALO  Waterloo-DCA Washington, D.C. Reagan-National
7h 54m1 stop Chicago O'Hare Intl
$933American Airlines
Mon, Aug 24 - Fri, Aug 28

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American Airlines flights from District of Columbia to Waterloo, Iowa

Our best American Airlines deals on District of Columbia to Waterloo, Iowa flight tickets
American Airlines
Aug 20
DCA8:43 pmWashington, D.C. Reagan-National
4h 39m
1 stop
ALO12:22 amWaterloo
Aug 23
ALO3:23 pmWaterloo
7h 36m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
$674
American Airlines
Aug 20
DCA8:32 amWashington, D.C. Reagan-National
7h 20m
2 stops
ALO2:52 pmWaterloo
Aug 23
ALO3:23 pmWaterloo
7h 36m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
$684
American Airlines
Aug 20
IAD7:57 amWashington, D.C. Dulles Intl
7h 55m
2 stops
ALO2:52 pmWaterloo
Aug 23
ALO5:00 amWaterloo
6h 52m
2 stops
IAD12:52 pmWashington, D.C. Dulles Intl
$689

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 10, 2026.
Use the filters below to find and compare flights from District of Columbia to Waterloo, Iowa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Waterloo

DCA Washington, D.C. Reagan-National - ALO Waterloo

DCAALO

Washington, D.C. Reagan-National

Thu 8/20

8:43 pm-12:22 am

1 stop4h 39m

Waterloo

Sun 8/23

3:23 pm-11:59 pm

1 stop7h 36m

$674

Washington, D.C.Waterloo

DCA Washington, D.C. Reagan-National - ALO Waterloo

DCAALO

Washington, D.C. Reagan-National

Thu 8/20

8:32 am-2:52 pm

2 stops7h 20m

Waterloo

Sun 8/23

3:23 pm-11:59 pm

1 stop7h 36m

$684

Washington, D.C.Waterloo

IAD Washington, D.C. Dulles Intl - ALO Waterloo

IADALO

Washington, D.C. Dulles Intl

Thu 8/20

7:57 am-2:52 pm

2 stops7h 55m

Waterloo

Sun 8/23

5:00 am-12:52 pm

2 stops6h 52m

$689

Washington, D.C.Waterloo

DCA Washington, D.C. Reagan-National - ALO Waterloo

DCAALO

Washington, D.C. Reagan-National

Thu 8/20

5:39 pm-12:22 am

2 stops7h 43m

Waterloo

Sun 8/23

3:23 pm-11:59 pm

2 stops7h 36m

$731

Washington, D.C.Waterloo

DCA Washington, D.C. Reagan-National - ALO Waterloo

DCAALO

Washington, D.C. Reagan-National

Mon 8/24

1:46 pm-12:22 am

1 stop11h 36m

Waterloo

Fri 8/28

5:00 am-8:59 pm

1 stop14h 59m

$914

Washington, D.C.Waterloo

DCA Washington, D.C. Reagan-National - ALO Waterloo

DCAALO

Washington, D.C. Reagan-National

Mon 8/24

7:44 am-2:52 pm

2 stops8h 08m

Waterloo

Fri 8/28

5:00 am-1:54 pm

1 stop7h 54m

$933
Cheapest one-way
Quickest one-way

Washington, D.C.Waterloo

IAD Washington, D.C. Dulles Intl - ALO Waterloo

IADALO

Washington, D.C. Dulles Intl

Fri 11/6

10:30 am-11:59 pm

2 stops38h 29m

$1,851

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 District of Columbia 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 District of Columbia to Waterloo, Iowa flights?

You could potentially save up to 40% on your flight if you consider stops on a District of Columbia to Waterloo, Iowa flight.

Cheap District of Columbia to Waterloo, Iowa flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Waterloo, Iowa

Fastest flight time

4h 39m

Direct flights

None
The fastest flight from District of Columbia to Waterloo, Iowa takes 4h 39m
There are no direct flights from District of Columbia to Waterloo, Iowa. There are no popular flight routes from District of Columbia to Waterloo, Iowa.
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Frequently asked questions about flying from District of Columbia to Waterloo, Iowa

  • When did momondo last update prices for flights from District of Columbia to Waterloo Airport?

    Prices for flights from District of Columbia to Waterloo Airport were last updated today.

  • How old do you have to be to fly from District of Columbia to Waterloo 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 District of Columbia to Waterloo Airport.

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

    The necessary travel and health documents for your Waterloo Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 District of Columbia 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 District of Columbia to Waterloo for you.

Can I find flights from District of Columbia to Waterloo with flexible booking policies on momondo?

All flight searches from District of Columbia to Waterloo on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from District of Columbia to Waterloo?

Once you have performed a search for District of Columbia 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 District of Columbia to Waterloo right now. Can momondo alert me if prices change?

Yes. momondo can track prices for District of Columbia to Waterloo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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