In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What is the cheapest time of day to fly from ART to DCA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Watertown, New York to Washington, D.C. Reagan-National Airport as you normally would.

Most accurate provider : When it comes to deals on Watertown, New York-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Watertown, New York-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Watertown, New York-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Watertown, New York-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Watertown, New York-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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.

$371+ Flights from Watertown, NY to Washington, D.C. Reagan-National Airport

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Cheap flight deals from Watertown to Reagan-National

Best flights from Watertown to Reagan-National
Discover carefully curated flight deals from Watertown to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 12, 2025.

vie. 1/26:00 amART - DCA

1 stop15h 36mAmerican Airlines

sáb. 1/31:44 pmDCA - ART

1 stop9h 20mAmerican Airlines

Deal found 12/10

$885

Last-minute flights from Watertown to Reagan-National
Discover last-minute flight deals from Watertown to Reagan-National. Data last updated diciembre 12, 2025 and is based on user searches.

vie. 1/26:00 amART - DCA

1 stop15h 36mAmerican Airlines

sáb. 1/31:44 pmDCA - ART

1 stop9h 20mAmerican Airlines

Deal found 12/10

$885

One-way flights from Watertown to Reagan-National
Search for one-way flight options from Watertown to Reagan-National. Find affordable one-way fares based on user searches. Data last updated diciembre 12, 2025.

mié. 12/317:30 amART - DCA

2 stops9h 26mAmerican Airlines

Deal found 12/10

$371

Find flight deals from Watertown to Reagan-National

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 1 star
Round-trip from	$885 (American Airlines)
One-way from	$371 (American Airlines)

Provider with most accurate pricing for Watertown-Washington, D.C. Reagan-National flight deals.

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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

Fly to

Route

Depart

Return

Price

WatertownWashington, D.C.

ART - DCA

ARTDCA

Watertown

vie. 1/2

6:00 am-9:36 pm

1 stop15h 36m

Washington, D.C. Reagan-National

sáb. 1/3

1:44 pm-11:04 pm

1 stop9h 20m

$885

WatertownWashington, D.C.

ART - DCA

ARTDCA

Watertown

mié. 12/31

7:30 am-4:56 pm

2 stops9h 26m

$371

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Most accurate provider: When it comes to deals on Watertown, New York-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Watertown, New York-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Watertown, New York-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Watertown, New York-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Watertown, New York-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, January is the cheapest month in which you can book a flight from Watertown, New York to Washington, D.C. Reagan-National Airport (average of $177). Flying from Watertown, New York to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $239). 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

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 15h 36m. American Airlines provides one of the quickest options available for as low as $885. 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, January is the cheapest month in which you can book a flight from Watertown, New York to Washington, D.C. Reagan-National Airport (average of $177). Flying from Watertown, New York to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $239). 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.

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$371+ Cheap flights from Watertown, NY (ART) to Reagan-National (DCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Watertown to Reagan-National with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Watertown to Reagan-National

Best flights from Watertown to Reagan-NationalDiscover carefully curated flight deals from Watertown to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 12, 2025.

Discover carefully curated flight deals from Watertown to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 12, 2025.

Find flight deals from Watertown to Reagan-National

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Watertown to Washington, D.C. Reagan-National Airport that are best for you.

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.

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?

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?

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

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

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

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

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

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

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Best flights from Watertown to Reagan-National
Discover carefully curated flight deals from Watertown to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 12, 2025.