Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Washington, D.C. to Waterloo from $572

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. to Waterloo departing on 6/5. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Washington, D.C. to Waterloo

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:13 am - 2:46 pm
DCA
-
ALO
5h 33m
1 stop
American Airlines Logo
5:00 am - 10:03 am
ALO
-
DCA
4h 03m
1 stop
$572American Airlines
Fri, Jun 5 - Tue, Jun 9
American Airlines Logo
8:08 pm - 11:59 pm
DCA
-
ALO
4h 51m
1 stop
American Airlines Logo
5:00 am - 12:18 pm
ALO
-
DCA
6h 18m
2 stops
$577American Airlines
Fri, Jun 5 - Wed, Jun 10
American Airlines Logo
6:00 am - 2:46 pm
DCA
-
ALO
9h 46m
2 stops
American Airlines Logo
5:00 am - 12:18 pm
ALO
-
DCA
6h 18m
2 stops
$584American Airlines
Fri, Jun 5 - Wed, Jun 10
American Airlines Logo
8:16 pm - 11:59 pm
BWI
-
ALO
4h 43m
1 stop
American Airlines Logo
5:00 am - 10:03 am
ALO
-
BWI
4h 03m
1 stop
$605American Airlines
Fri, Jun 5 - Tue, Jun 9
American Airlines Logo
10:13 am - 2:46 pm
DCA
-
ALO
5h 33m
1 stop
American Airlines Logo
5:00 am - 10:55 am
ALO
-
DCA
4h 55m
1 stop
$605American Airlines
Thu, Jun 4 - Mon, Jun 8
American Airlines Logo
6:00 am - 11:53 pm
IAD
-
ALO
18h 53m
2 stops
American Airlines Logo
5:40 am - 11:59 pm
ALO
-
IAD
17h 19m
2 stops
$607American Airlines
Sat, Apr 4 - Wed, Apr 8
American Airlines Logo
8:16 pm - 11:59 pm
BWI
-
ALO
4h 43m
1 stop
American Airlines Logo
5:00 am - 1:05 pm
ALO
-
BWI
7h 05m
2 stops
$610American Airlines
Fri, Jun 5 - Tue, Jun 9
American Airlines Logo
6:57 am - 2:46 pm
DCA
-
ALO
8h 49m
2 stops
American Airlines Logo
3:16 pm - 8:59 pm
ALO
-
DCA
4h 43m
1 stop
$610American Airlines
Thu, Jun 4 - Mon, Jun 8
American Airlines Logo
8:16 pm - 11:59 pm
BWI
-
ALO
4h 43m
1 stop
American Airlines Logo
5:00 am - 10:03 am
ALO
-
BWI
4h 03m
1 stop
$612American Airlines
Fri, Jun 5 - Mon, Jun 8
American Airlines Logo
6:00 am - 2:46 pm
DCA
-
ALO
9h 46m
2 stops
American Airlines Logo
3:16 pm - 8:59 pm
ALO
-
DCA
4h 43m
1 stop
$612American Airlines
Fri, Jun 5 - Mon, Jun 8

American Airlines flights from Washington, D.C. to Waterloo, Iowa

Our best American Airlines deals on Washington, D.C. to Waterloo, Iowa flight tickets
American Airlines
Jun 5
DCA10:13 amWashington, D.C. Reagan-National
5h 33m
1 stop
ALO2:46 pmWaterloo
Jun 9
ALO5:00 amWaterloo
4h 03m
1 stop
DCA10:03 amWashington, D.C. Reagan-National
$572
American Airlines
Jun 5
DCA8:08 pmWashington, D.C. Reagan-National
4h 51m
1 stop
ALO11:59 pmWaterloo
Jun 10
ALO5:00 amWaterloo
6h 18m
2 stops
DCA12:18 pmWashington, D.C. Reagan-National
$577
American Airlines
Jun 5
DCA6:00 amWashington, D.C. Reagan-National
9h 46m
2 stops
ALO2:46 pmWaterloo
Jun 10
ALO5:00 amWaterloo
6h 18m
2 stops
DCA12:18 pmWashington, D.C. Reagan-National
$584

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 February 9, 2026.
Use the filters below to find and compare flights from Washington, D.C. 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

Fri 6/5

10:13 am-2:46 pm

1 stop5h 33m

Waterloo

Tue 6/9

5:00 am-10:03 am

1 stop4h 03m

$572

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Fri 6/5

8:08 pm-11:59 pm

1 stop4h 51m

Waterloo

Wed 6/10

5:00 am-12:18 pm

2 stops6h 18m

$577

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Fri 6/5

6:00 am-2:46 pm

2 stops9h 46m

Waterloo

Wed 6/10

5:00 am-12:18 pm

2 stops6h 18m

$584

BaltimoreWaterloo

BWI - ALO

BWIALO

Baltimore/Washington

Fri 6/5

8:16 pm-11:59 pm

1 stop4h 43m

Waterloo

Tue 6/9

5:00 am-10:03 am

1 stop4h 03m

$605

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Thu 6/4

10:13 am-2:46 pm

1 stop5h 33m

Waterloo

Mon 6/8

5:00 am-10:55 am

1 stop4h 55m

$605

Washington, D.C.Waterloo

IAD - ALO

IADALO

Washington, D.C. Dulles Intl

Sat 4/4

6:00 am-11:53 pm

2 stops18h 53m

Waterloo

Wed 4/8

5:40 am-11:59 pm

2 stops17h 19m

$607

BaltimoreWaterloo

BWI - ALO

BWIALO

Baltimore/Washington

Fri 6/5

8:16 pm-11:59 pm

1 stop4h 43m

Waterloo

Tue 6/9

5:00 am-1:05 pm

2 stops7h 05m

$610

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Thu 6/4

6:57 am-2:46 pm

2 stops8h 49m

Waterloo

Mon 6/8

3:16 pm-8:59 pm

1 stop4h 43m

$610

BaltimoreWaterloo

BWI - ALO

BWIALO

Baltimore/Washington

Fri 6/5

8:16 pm-11:59 pm

1 stop4h 43m

Waterloo

Mon 6/8

5:00 am-10:03 am

1 stop4h 03m

$612

Washington, D.C.Waterloo

DCA - ALO

DCAALO

Washington, D.C. Reagan-National

Fri 6/5

6:00 am-2:46 pm

2 stops9h 46m

Waterloo

Mon 6/8

3:16 pm-8:59 pm

1 stop4h 43m

$612

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. 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. to Waterloo, Iowa flights?

You could potentially save up to 24% on your flight if you consider stops on a Washington, D.C. to Waterloo, Iowa flight.

When to book flights from Washington, D.C. to Waterloo, Iowa

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. 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. to Waterloo, Iowa (WAS to ALO) flight deals and tips

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

Fastest flight time

4h 43m

Direct flights

None
The fastest flight from Washington, D.C. to Waterloo, Iowa takes 4h 43m
There are no direct flights from Washington, D.C. to Waterloo, Iowa. There are no popular flight routes from Washington, D.C. to Waterloo, Iowa.
Search flight deals

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

    Washington, D.C. and Waterloo are 837.3 mi apart from one another. By plane, this route typically takes 4h 43m.

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

    Prices for flights from Washington, D.C. to Waterloo Airport refresh daily.

  • How many operators does momondo search for flights from Washington, D.C. to Waterloo Airport?

  • How old do you have to be to fly from Washington, D.C. 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. 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.

Best airlines flying from Washington, D.C. to Waterloo, Iowa

Compare and see reviews for airlines that fly from Washington, D.C. to Waterloo, Iowa with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $328Free CancellationRating
7.2
11,258 reviews
Search American Airlines flights

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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Waterloo from Washington, D.C..

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

momondo does allow users to show only those flights to Waterloo from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Waterloo.

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.

An easier way to manage your Waterloo, Iowa trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 3/11
Wed 3/18
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States