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Cheap flights from Boston to Washington, D.C. Reagan-National Airport

BOS — DCA
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Boston Logan Intl to Washington, D.C. Reagan-National are usually found in January or September, booked 88 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Boston to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 11 September 2025.

Popular in

April

Cheapest in

January

Average price

C$ 287

Good one-way deal

C$ 647 or less
Highest demand for flights based on searches. 8% potential increase in price (C$ 39 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 11 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a one-way flight from Boston Logan Intl to Washington, D.C. Reagan-National.
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Best time to book a flight from Boston to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Boston 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 Boston to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from Boston to Washington, D.C. Reagan-National Airport?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Reagan-National. Price data was last updated on 29 August 2025.

The best time to book flights from Boston to Washington, D.C. Reagan-National Airport is 69 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, March is the cheapest month in which you can book a flight from Boston to Washington, D.C. Reagan-National Airport (average of C$ 263). Flying from Boston to Washington, D.C. Reagan-National Airport in August is currently the most expensive (average of C$ 332). 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 BOS to DCA?

Find hourly flight availability from Boston to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

It’s optimal to fly from Boston to Washington, D.C. Reagan-National Airport in the morning. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight at noon.

Related info for your journey

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

    Located just 4.2 km from the city centre, Boston Logan Intl is the airport most travellers will use when flying to Washington, D.C. Reagan-National from Boston. Booking flights from Logan Intl (BOS) to Washington, D.C. Reagan-National should be relatively easy as there are 45 daily outbound flights to Washington, D.C. Reagan-National from 0 different airlines.

  • What are the most reliable airlines from Boston to Washington, D.C. Reagan-National Airport?

    Consider Air France (100%), ITA Airways (100%) or Korean Air (93%) when booking your flight. These represent the most reliable airlines when flying from Boston to Washington, D.C. Reagan-National Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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 Boston to Washington, D.C. Reagan-National Airport?

    Currently, March is the cheapest month in which you can book a flight from Boston to Washington, D.C. Reagan-National Airport (average of C$ 263). Flying from Boston to Washington, D.C. Reagan-National Airport in August is currently the most expensive (average of C$ 332). 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

Travelling 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
Herndon
Hanover
Reston
Fairfax
Ellicott City
Oxon Hill
Gaithersburg
Arlington
Alexandria
Manassas
Fredericksburg
Rockville

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