$269 Cheap Flights from Waterloo (ALO) to Washington (DCA)

View $269 flight on Tue, Nov 11, 2025Opens in a new window

Popular airlines from Waterloo, IA (ALO-Waterloo Regional) to Ronald Reagan Washington National Airport (DCA)

Cheap Flights from Waterloo to Washington (ALO-DCA)

Prices were available within the past 7 days and start at $269 for one-way flights and $300 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Nov 13 - Mon, Nov 17
ALO
Waterloo
DCA
Washington
$300 Roundtrip, found 1 day ago
$300
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Nov 13 from Waterloo to Washington, returning Mon, Nov 17, priced at $300 found 1 day ago
American Airlines
Thu, Nov 13 - Mon, Nov 17
ALO
Waterloo
DCA
Washington
$333 Roundtrip, found 1 day ago
$333
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Nov 13 from Waterloo to Washington, returning Mon, Nov 17, priced at $333 found 1 day ago
American Airlines
Thu, Nov 13 - Mon, Nov 17
ALO
Waterloo
DCA
Washington
$349 Roundtrip, found 1 day ago
$349
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Nov 13 from Waterloo to Washington, returning Mon, Nov 17, priced at $349 found 1 day ago
American Airlines
Fri, Oct 31 - Mon, Nov 3
ALO
Waterloo
DCA
Washington
$354 Roundtrip, found 5 days ago
$354
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Oct 31 from Waterloo to Washington, returning Mon, Nov 3, priced at $354 found 5 days ago
American Airlines
Thu, Nov 13 - Mon, Nov 17
ALO
Waterloo
DCA
Washington
$361 Roundtrip, found 2 days ago
$361
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Nov 13 from Waterloo to Washington, returning Mon, Nov 17, priced at $361 found 2 days ago
American Airlines
Fri, Oct 31 - Mon, Nov 3
ALO
Waterloo
DCA
Washington
$362 Roundtrip, found 5 days ago
$362
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Oct 31 from Waterloo to Washington, returning Mon, Nov 3, priced at $362 found 5 days ago
American Airlines
Thu, Nov 13 - Mon, Nov 17
ALO
Waterloo
DCA
Washington
$363 Roundtrip, found 1 day ago
$363
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Nov 13 from Waterloo to Washington, returning Mon, Nov 17, priced at $363 found 1 day ago
American Airlines
Thu, Nov 13 - Mon, Nov 17
ALO
Waterloo
DCA
Washington
$366 Roundtrip, found 4 days ago
$366
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Nov 13 from Waterloo to Washington, returning Mon, Nov 17, priced at $366 found 4 days ago
American Airlines
Mon, Nov 17 - Sat, Nov 22
ALO
Waterloo
DCA
Washington
$370 Roundtrip, found 4 days ago
$370
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Nov 17 from Waterloo to Washington, returning Sat, Nov 22, priced at $370 found 4 days ago
American Airlines
Thu, Nov 13 - Mon, Nov 17
ALO
Waterloo
DCA
Washington
$371 Roundtrip, found 7 hours ago
$371
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Thu, Nov 13 from Waterloo to Washington, returning Mon, Nov 17, priced at $371 found 7 hours ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Cheapest option available. Average driving time to city center is 40 minutes. Flights from $851
BWI
Baltimore Washington Intl. Thurgood Marshall
Cheapest
Average driving time to city center40 min
Flights from $851

Frequently asked questions

How much does a flight from Waterloo Regional Airport (ALO) to Ronald Reagan Washington National Airport (DCA) cost?
Snag a cheap one-way flight from $269 or cheap return flight from $300 from Waterloo Regional Airport (ALO) to Ronald Reagan Washington National Airport (DCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Waterloo Regional Airport (ALO) to Ronald Reagan Washington National Airport (DCA)?
Planning your getaway for November is a good way to save, as it's the cheapest month for flights between ALO and DCA. You'll often find the lowest prices during off-peak months.
Which airlines fly direct from Waterloo Regional Airport (ALO) to Ronald Reagan Washington National Airport (DCA)?
You can't fly directly from Waterloo, IA (ALO-Waterloo Regional) to Ronald Reagan Washington National Airport (DCA). However, you'll find other airports offering nonstop flights. Begin your journey at Eastern Iowa Airport (CID) and fly straight to Washington without any detours.
What is the cheapest airline that flies from Waterloo Regional Airport (ALO) to Ronald Reagan Washington National Airport (DCA)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest ALO to DCA flight.
How many flights per day from Waterloo Regional Airport (ALO) to Ronald Reagan Washington National Airport (DCA)?
You'll need to book a flight with a layover if you're traveling from Waterloo Regional Airport (ALO) to Ronald Reagan Washington National Airport (DCA). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from ALO to DCA?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on a range of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Waterloo Regional Airport (ALO) to Ronald Reagan Washington National Airport (DCA)?
Choose a flight from Waterloo Regional Airport (ALO) to Ronald Reagan Washington National Airport (DCA) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Waterloo Regional Airport (ALO) to Ronald Reagan Washington National Airport (DCA) last-minute?
Waiting until right before your break to book your flight from ALO to DCA generally means paying more. While you may come across some last-minute deals, there's no guarantee. Allow some flexibility in your schedule for a better chance of getting a bargain.
Is it cheaper to book an ALO to DCA flight and hotel package?
You'll generally save money by booking an ALO to DCA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your preferred accommodations and flights, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Waterloo Regional Airport (ALO) to Ronald Reagan Washington National Airport (DCA)?
In most instances, you can reschedule or cancel your ALO to DCA flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you want more information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Waterloo Regional
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines
Roundtrip price
$299
Distance
842 mi

Book with confidence

Book with confidence

Waterloo to Washington Flights

The cheapest times to fly from Waterloo to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Waterloo to Washington are during the month of November. You can find some of the cheapest flights from Waterloo to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Waterloo to Washington

Sunday is one of the best days to book for cheap flights from Waterloo to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Waterloo to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Waterloo to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $269 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Waterloo to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Waterloo to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Waterloo to Washington Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.