$79 Cheap Flights from Boston (BOS) to Washington (DCA)

View $79 flight on Wed, Sep 17, 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Ronald Reagan Washington National Airport (DCA)

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Today's featured flight deals from Logan International Airport (BOS) to Ronald Reagan Washington National Airport (DCA)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Boston to Washington (BOS-DCA)

Prices were available within the past 7 days and start at $79 for one-way flights and $157 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Sep 10 - Wed, Sep 17
BOS
Boston
DCA
Washington
$157 Roundtrip, found 3 hours ago
$157
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, Sep 10 from Boston to Washington, returning Wed, Sep 17, priced at $157 found 3 hours ago
Delta
Wed, Sep 10 - Sat, Sep 13
BOS
Boston
DCA
Washington
$162 Roundtrip, just found
$162
Roundtrip
just found
Select Delta flight, departing Wed, Sep 10 from Boston to Washington, returning Sat, Sep 13, priced at $162 just found
JetBlue Airways
Mon, Sep 22 - Wed, Sep 24
BOS
Boston
DCA
Washington
$164 Roundtrip, just found
$164
Roundtrip
just found
Select JetBlue Airways flight, departing Mon, Sep 22 from Boston to Washington, returning Wed, Sep 24, priced at $164 just found
United
Tue, Nov 18 - Thu, Nov 27
BOS
Boston
DCA
Washington
$165 Roundtrip, found 3 days ago
$165
Roundtrip
found 3 days ago
Select United flight, departing Tue, Nov 18 from Boston to Washington, returning Thu, Nov 27, priced at $165 found 3 days ago
United
Wed, Sep 10 - Wed, Sep 17
BOS
Boston
DCA
Washington
$167 Roundtrip, found 3 hours ago
$167
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Sep 10 from Boston to Washington, returning Wed, Sep 17, priced at $167 found 3 hours ago
American Airlines
Fri, Oct 3 - Sun, Oct 5
BOS
Boston
DCA
Washington
$167 Roundtrip, just found
$167
Roundtrip
just found
Select American Airlines flight, departing Fri, Oct 3 from Boston to Washington, returning Sun, Oct 5, priced at $167 just found
Delta
Tue, Oct 21 - Fri, Oct 31
BOS
Boston
DCA
Washington
$168 Roundtrip, found 2 hours ago
$168
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Oct 21 from Boston to Washington, returning Fri, Oct 31, priced at $168 found 2 hours ago
United
Wed, Sep 10 - Wed, Sep 17
BOS
Boston
DCA
Washington
$170 Roundtrip, found 3 hours ago
$170
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Sep 10 from Boston to Washington, returning Wed, Sep 17, priced at $170 found 3 hours ago
American Airlines
Tue, Sep 23 - Wed, Sep 24
BOS
Boston
DCA
Washington
$170 Roundtrip, found 18 hours ago
$170
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Tue, Sep 23 from Boston to Washington, returning Wed, Sep 24, priced at $170 found 18 hours ago
Southwest Airlines
Wed, Sep 10 - Wed, Sep 17
BOS
Boston
DCA
Washington
$277 Roundtrip, found 3 hours ago
$277
Roundtrip
found 3 hours ago
Select Southwest Airlines flight, departing Wed, Sep 10 from Boston to Washington, returning Wed, Sep 17, priced at $277 found 3 hours ago

Find the cheapest month to fly from Boston (BOS) to Washington (DCA)

February is typically the cheapest month to fly

From $97 - $294 per traveler.

Graph displaying average flight prices per month

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. Average driving time to city center is 40 minutes. Flights from $273
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city center40 min
Flights from $273
Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city center is 36 minutes. Flights from $217
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city center36 min
Flights from $217
Flights from Boston (BOS) to Washington (DCA)
Origin airport
Logan Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$151
Distance
398 mi
Average flight time
1 hour 43 mins

Boston to Washington Flights

The cheapest times to fly from Boston 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 Boston to Washington are during the month of September. You can find some of the cheapest flights from Boston to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Washington

Sunday is one of the best days to book for cheap flights from Boston 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 Boston 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 Boston to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $79 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 Boston 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 Boston 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.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA) cost?
Secure a cheap one-way flight from $79 or cheap return flight from $157 from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA)?
September is the cheapest month to fly from BOS to DCA. Planning your trip for the off-season is often the key to finding better fares.
Which airlines fly direct from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA)?
Avoid the layovers and fly nonstop to Ronald Reagan Washington National Airport (DCA) from Logan Intl. Airport (BOS) with 3 carriers, including:

  • American Airlines
  • JetBlue Airways
  • Delta Air Lines

What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA)?
Delta Air Lines and JetBlue Airways are popular airlines offering reasonable fares. Keep in mind that flight prices from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA) can change depending on the time of year, demand and how early you book. With Expedia's filter tool, you can easily find a BOS to DCA flight that fits your preferences and budget.
How many flights per day from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA)?
When flying out of Logan Intl. Airport (BOS), you'll have your pick from an average of 26 daily direct flights to Ronald Reagan Washington National Airport (DCA).
What are the most popular departure times for flights from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA)?
More people fly between BOS and DCA at 7 AM than at any other point in the day. Rather go when it's quieter? Try choosing a quieter departure window and you're likely to save on your ticket as well.
What day of the week has the most flights from BOS to DCA?
Depart on a Friday if you're after the largest selection of flights from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA).
What is the earliest flight from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA)?
The earliest flight departing from Logan Intl. Airport (BOS) is at around 5:42AM UTC-5. Hop on this flight and you'll land at Ronald Reagan Washington National Airport (DCA) at approximately 7:39AM UTC-5. The total time in the air is 1h 57m.
How long does it take to fly from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA)?
Flights from BOS to DCA have an average travel time of 1 hour and 52 minutes. The distance between the two is 400 mi.
What airline has the least delays from BOS to DCA?
With 82% of flights usually arriving on schedule, Delta Air Lines has the best on-time performance for nonstop flights from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA). To check your flight status and receive notifications about any changes, use the Expedia App.
What is the best time to fly from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA)?
To arrive at Ronald Reagan Washington National Airport (DCA) on schedule, book a flight that leaves Logan Intl. Airport (BOS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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.
What airports do you fly into for Washington from Logan Intl. Airport (BOS)?
You can touch down at any one of these Washington airports following your direct flight from Logan Intl. Airport (BOS):

  • Ronald Reagan Washington National Airport (DCA)
  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)
  • Washington Dulles Intl. Airport (IAD)

Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA) last-minute?
Waiting until right before your break to book a ticket from BOS to DCA often results in higher prices. While you may come across some last-minute deals, they aren't always guaranteed. Keep your travel schedule open for a better chance of scoring a bargain.
Is it cheaper to book a BOS to DCA flight and hotel package?
Compared with arranging hotels and flights separately, booking a BOS to DCA flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place will take the hassle out of planning your trip. Just secure your flights and select from our extensive range of stays, then customize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Ronald Reagan Washington National Airport (DCA)?
If you reserved your BOS to DCA flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

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*Available to One Key members.