HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Reagan-National

$435+ Cheap flights from Watertown, NY (ART) to Reagan-National (DCA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
ART — DCA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Watertown to Reagan-National with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Watertown to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Watertown (ART) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$435
(American Airlines)
From Watertown to Washington, D.C. Reagan-National
Search Deals

Find flight deals from Watertown to Reagan-National

Cheapest flights from Watertown to Reagan-National
Explore the most affordable flight options available from Watertown to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:00 amART - DCA
2 stops13h 11mAmerican Airlines
Sat 12/137:00 amDCA - ART
2 stops16h 03mAmerican Airlines
Deal found 9/10$435
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/114:28 pmART - DCA
2 stops7h 31mAmerican Airlines
Wed 10/153:25 pmDCA - ART
2 stops7h 08mAmerican Airlines
Deal found 9/11$471
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/116:00 amART - DCA
1 stop3h 59mAmerican Airlines
Mon 10/134:38 pmDCA - ART
1 stop6h 18mAmerican Airlines
Deal found 9/11$488
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/252:33 pmART - DCA
2 stops9h 30mAmerican Airlines
Fri 11/283:37 pmDCA - ART
2 stops7h 32mAmerican Airlines
Deal found 9/11$499
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:00 amART - DCA
1 stop3h 29mAmerican Airlines
Tue 10/144:38 pmDCA - ART
1 stop5h 55mAmerican Airlines
Deal found 9/11$508
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/102:45 pmART - DCA
1 stop3h 11mAmerican Airlines
Wed 10/153:25 pmDCA - ART
2 stops7h 08mAmerican Airlines
Deal found 9/11$514
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/262:33 pmART - DCA
1 stop5h 27mAmerican Airlines
Tue 12/24:47 pmDCA - ART
1 stop6h 22mAmerican Airlines
Deal found 9/11$515

Cheapflights Fare Finder

 
Customize your flight search to find flights from Watertown to Reagan-National 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Watertown to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Watertown

Fly to

Reagan-National

Route

Depart

Return

Price

WatertownWashington, D.C.

ART - DCA

ARTDCA

Watertown

Wed 12/10

6:00 am-7:11 pm

2 stops13h 11m

Washington, D.C. Reagan-National

Sat 12/13

7:00 am-11:03 pm

2 stops16h 03m

$435

WatertownWashington, D.C.

ART - DCA

ARTDCA

Watertown

Sat 10/11

4:28 pm-7:59 pm

1 stop3h 31m

Washington, D.C. Reagan-National

Wed 10/15

6:59 am-1:55 pm

2 stops6h 56m

$466

WatertownWashington, D.C.

ART - DCA

ARTDCA

Watertown

Sat 10/11

4:28 pm-7:59 pm

1 stop3h 31m

Washington, D.C. Reagan-National

Tue 10/14

6:00 am-1:59 pm

2 stops7h 59m

$466

WatertownWashington, D.C.

ART - DCA

ARTDCA

Watertown

Tue 11/25

2:33 pm-12:03 am

2 stops9h 30m

Washington, D.C. Reagan-National

Tue 12/2

4:47 pm-11:09 pm

1 stop6h 22m

$466

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Watertown to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Watertown with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Watertown to Washington, D.C. Reagan-National Airport

What is the cheapest month to book a flight from Watertown, New York to Washington, D.C. Reagan-National Airport?

Currently, February is the cheapest month in which you can book a flight from Watertown, New York to Washington, D.C. Reagan-National Airport (average of $278). Flying from Watertown, New York to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Watertown to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Watertown to Washington, D.C. Reagan-National?

    If you book a flight to Washington, D.C. Reagan-National from Watertown, you will be flying from Watertown, which is the city’s only airport. Watertown (ART) is located 5.6 mi from the center of Watertown. There are 0 flights from Watertown to Washington, D.C. Reagan-National per day from 0 different airlines.

  • How long is the flight from Watertown, New York to Washington, D.C. Reagan-National Airport?

    A quick flight from Watertown, New York to Washington, D.C. Reagan-National Airport can take about 13h 11m. American Airlines provides one of the quickest options available for as low as $435. Watertown, New York and Washington, D.C. Reagan-National Airport are separated by a distance of 359 mi.

  • Can I find deals for flights from Watertown to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Watertown to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Watertown to Reagan-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Watertown to Reagan-National.

  • Can I find deals for business class flights from Watertown to Reagan-National?

    Yes. Cheapflights offers flight deals from Watertown to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Watertown, New York to Washington, D.C. Reagan-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Watertown, New York to Washington, D.C. Reagan-National Airport (average of $278). Flying from Watertown, New York to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Woodbridge
Alexandria
Arlington
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
Dundalk
National Harbor

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Watertown to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Reagan-National flights
John F Kennedy Intl to Dulles Intl flights
LaGuardia to Reagan-National flights
Newark to Dulles Intl flights
Newark to Reagan-National flights
LaGuardia to Dulles Intl flights
LaGuardia to Baltimore flights
John F Kennedy Intl to Baltimore flights
Newark to Baltimore flights
Buffalo to Baltimore flights
Buffalo to Dulles Intl flights
Buffalo to Reagan-National flights
Syracuse to Dulles Intl flights
Rochester to Dulles Intl flights
Rochester to Reagan-National flights
Syracuse to Baltimore flights
Albany to Reagan-National flights
Syracuse to Reagan-National flights
Rochester to Baltimore flights
Albany to Dulles Intl flights
White Plains to Reagan-National flights
White Plains to Dulles Intl flights
White Plains to Baltimore flights
Albany to Baltimore flights
Ithaca to Dulles Intl flights
Islip to Baltimore flights
Stewart to Baltimore flights
Ithaca to Reagan-National flights
Islip to Reagan-National flights
Ithaca to Baltimore flights
Saranac Lake to Reagan-National flights
Rutland to Reagan-National flights
Stewart to Dulles Intl flights
Plattsburgh to Baltimore flights
Binghamton to Reagan-National flights
Binghamton to Dulles Intl flights
Rutland to Baltimore flights
Watertown to Baltimore flights
Rutland to Dulles Intl flights
Stewart to Reagan-National flights
Saranac Lake to Baltimore flights
Saranac Lake to Dulles Intl flights
Elmira to Baltimore flights
Elmira to Reagan-National flights
Niagara Falls to Baltimore flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.