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).

How far in advance should I book a flight from New Haven to Washington, D.C. Reagan-National Airport?

Users have found that booking a flight from New Haven to Washington, D.C. Reagan-National Airport at least 27 days early can save you up to 185% on average compared to booking a flight this week. If booking 27 days before your flight isn’t an option for you, users have found flights from New Haven to Washington, D.C. Reagan-National Airport for as little as $279 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $447 for flights departing within the next 3 days.

What is the cheapest month to fly from New Haven to Washington, D.C. Reagan-National Airport?

The best pricing can be found in the month of April. Prices to Washington, D.C. Reagan-National Airport from New Haven average $228. You can even find prices in April for less than $228, as users have found deals to Washington, D.C. Reagan-National Airport from as low as $91. The month of December appears to be one of the more expensive times to travel to Washington, D.C. Reagan-National Airport from New Haven. Flying in the targeted month can save you up to 30%.

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

Located just 3.6 mi from the city center, Tweed-New Haven is the airport most travelers will use when flying to Washington, D.C. Reagan-National from New Haven. Booking flights from Tweed-New Haven (HVN) to Washington, D.C. Reagan-National should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Reagan-National from 0 different airlines.

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

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

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

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

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

Yes. Cheapflights offers flight deals from New Haven 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.

$387+ Cheap Flights from New Haven to Washington, D.C. Reagan-National Airport

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Cheap flight deals from New Haven to Reagan-National

Popular in	December
Cheapest in	April
Average price	$192

Highest demand for flights based on searches. 19% potential increase in price ($53 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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One-way flights from New Haven to Reagan-National
Search for one-way flight options from New Haven to Reagan-National. Find affordable one-way fares based on user searches. Data last updated septiembre 11, 2025.

mar. 9/162:42 pmHVN - DCA

2 stops31h 17mMultiple Airlines

Deal found 9/11

$387

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New HavenWashington, D.C.

HVN - DCA

HVNDCA

Tweed-New Haven

mar. 9/16

2:42 pm-9:59 pm

2 stops31h 17m

$387

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Deals found on 9/11

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

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

Currently, February is the cheapest month in which you can book a flight from New Haven to Washington, D.C. Reagan-National Airport (average of $278). Flying from New Haven 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.

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

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

Related info for your journey

What airport do you fly from for flights from New Haven to Washington, D.C. Reagan-National?
Located just 3.6 mi from the city center, Tweed-New Haven is the airport most travelers will use when flying to Washington, D.C. Reagan-National from New Haven. Booking flights from Tweed-New Haven (HVN) to Washington, D.C. Reagan-National should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Reagan-National from 0 different airlines.
Can I find deals for flights from New Haven to Reagan-National that include hotel bookings?
Yes. In addition to deals on New Haven to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from New Haven to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Haven to Reagan-National.
Can I find deals for business class flights from New Haven to Reagan-National?
Yes. Cheapflights offers flight deals from New Haven 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 New Haven to Washington, D.C. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from New Haven to Washington, D.C. Reagan-National Airport (average of $278). Flying from New Haven 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.

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$387+ Cheap flights from New Haven (HVN) 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.

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One-way flights from New Haven to Reagan-NationalSearch for one-way flight options from New Haven to Reagan-National. Find affordable one-way fares based on user searches. Data last updated septiembre 11, 2025.

Search for one-way flight options from New Haven to Reagan-National. Find affordable one-way fares based on user searches. Data last updated septiembre 11, 2025.

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

Best time to book a flight from New Haven to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from New Haven with our price prediction graph.

Cheapflights Insights

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

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

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

Related info for your journey

Find useful and relevant information for your journey from New Haven 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 New Haven to Washington, D.C. Reagan-National?

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

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

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

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

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One-way flights from New Haven to Reagan-National
Search for one-way flight options from New Haven to Reagan-National. Find affordable one-way fares based on user searches. Data last updated septiembre 11, 2025.