$74 Cheap Flights from Washington (DCA) to Boston (BOS)

View $74 flight on Thu, Mar 20, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Washington to Boston (DCA-BOS)

Prices were available within the past 7 days and start at $74 for one-way flights and $117 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Jun 10 - Wed, Jun 11
DCA
Washington
BOS
Boston
$117 Roundtrip, found 4 hours ago
$117
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Tue, Jun 10 from Washington to Boston, returning Wed, Jun 11, priced at $117 found 4 hours ago
Delta
Tue, Jun 10 - Wed, Jun 11
DCA
Washington
BOS
Boston
$117 Roundtrip, found 4 hours ago
$117
Roundtrip
found 4 hours ago
Select Delta flight, departing Tue, Jun 10 from Washington to Boston, returning Wed, Jun 11, priced at $117 found 4 hours ago
JetBlue Airways
Mon, Apr 21 - Thu, May 1
DCA
Washington
BOS
Boston
$132 Roundtrip, found 7 hours ago
$132
Roundtrip
found 7 hours ago
Select JetBlue Airways flight, departing Mon, Apr 21 from Washington to Boston, returning Thu, May 1, priced at $132 found 7 hours ago
American Airlines
Tue, Jun 10 - Wed, Jun 11
DCA
Washington
BOS
Boston
$133 Roundtrip, found 4 hours ago
$133
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Tue, Jun 10 from Washington to Boston, returning Wed, Jun 11, priced at $133 found 4 hours ago
JetBlue Airways
Wed, Feb 19 - Tue, Feb 25
DCA
Washington
BOS
Boston
$137 Roundtrip, found 4 hours ago
$137
Roundtrip
found 4 hours ago
Select JetBlue Airways flight, departing Wed, Feb 19 from Washington to Boston, returning Tue, Feb 25, priced at $137 found 4 hours ago
Delta
Tue, Jun 3 - Sun, Jun 8
DCA
Washington
BOS
Boston
$138 Roundtrip, found 10 hours ago
$138
Roundtrip
found 10 hours ago
Select Delta flight, departing Tue, Jun 3 from Washington to Boston, returning Sun, Jun 8, priced at $138 found 10 hours ago
United
Thu, Mar 27 - Mon, Mar 31
DCA
Washington
BOS
Boston
$142 Roundtrip, found 3 hours ago
$142
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Mar 27 from Washington to Boston, returning Mon, Mar 31, priced at $142 found 3 hours ago
United
Fri, Feb 28 - Mon, Mar 3
DCA
Washington
BOS
Boston
$147 Roundtrip, found 5 hours ago
$147
Roundtrip
found 5 hours ago
Select United flight, departing Fri, Feb 28 from Washington to Boston, returning Mon, Mar 3, priced at $147 found 5 hours ago
JetBlue Airways
Thu, Mar 20 - Tue, Mar 25
DCA
Washington
BOS
Boston
$147 Roundtrip, just found
$147
Roundtrip
just found
Select JetBlue Airways flight, departing Thu, Mar 20 from Washington to Boston, returning Tue, Mar 25, priced at $147 just found
Alaska Airlines
Sun, Mar 9 - Wed, Mar 12
DCA
Washington
BOS
Boston
$492 Roundtrip, found 4 hours ago
$492
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Sun, Mar 9 from Washington to Boston, returning Wed, Mar 12, priced at $492 found 4 hours ago
Flights from Washington (DCA) to Boston (BOS)
Origin airport
Ronald Reagan Washington National
Destination airport
Logan Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, United
Roundtrip price
$111
Distance
398 mi

Washington to Boston Flights

The cheapest times to fly from Washington to Boston

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

The best time to book a flight from Washington to Boston

Sunday is one of the best days to book for cheap flights from Washington to Boston: 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 Washington to Boston

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 Washington to Boston in 2025. You can also book with separate airlines for your outbound and return journeys, from $74 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 Washington to Boston 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 Washington to Boston 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 long does it take to fly from National Airport to Logan Intl. Airport?
A direct flight with JetBlue Airways takes approximately 1 hour and 31 minutes. Take the 6:00AM flight from DCA and come in to land at Logan Intl. Airport at 7:31AM. Pick up a fabulous deal on this and other routes when you book your ticket with Expedia.
Is it cheaper to buy a plane ticket from National Airport to BOS last minute?
When it’s time to book your flights, being prepared pays dividends. While it’s possible to find a deal on a DCA to BOS flight at the last minute, tickets usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days ahead. For international travel it’s between three and four months.
What airline has the least delays from National Airport to Logan Intl. Airport?
If you don’t want to be stuck at the departure gate for hours — or worse, your vacation plans left in tatters because of a flight delay — choose Delta Air Lines. Around 81% of its National Airport to Logan Intl. Airport services touch down on time. You can look up your flight status before setting out for the airport through the Expedia App. It’ll also give you real-time notifications about any gate changes, luggage carousel numbers and how to get to your hotel. Everything you need to know is in your pocket with this handy travel companion.
What airports do you fly into for Boston from Washington?
Logan Intl. Airport (BOS), Manchester-Boston Regional Airport (MHT) and Provincetown Municipal Airport (PVC) are your choices when jetting off from Washington to Boston. Approximately 2 mi east of the center of Boston, Logan Intl. Airport (BOS) is the city’s principal entry point. Consider factors such as flight schedules and the distance to your hotel before deciding where you fly into. Fenway Park and Boston Common are a couple of leading attractions to put on your must-see list when you reach your destination.
What are the most popular departure times for flights from DCA to BOS?
Between 6:00 AM - 7:00 AM is when you’ll find the largest number of JetBlue Airways flights making their way from DCA to BOS. Our advice? Book a flight that departs in the morning. With air traffic yet to build up, your odds of catching a delay-free flight are better.
Can I change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Logan Intl. Airport?
We know plans can get upended, so Expedia is here to help make things easy. First, find your DCA to Logan Intl. Airport (BOS) itinerary through the Expedia Trips portal and look up the fare rules and conditions about what changes can be made. If you booked your ticket in the last 24 hours, some carriers allow you to cancel at no cost and book new flights. If you booked your fare more than 24 hours ago, connect with us through our Customer Service portal so we can assist you further.
*Available to One Key members.