Cheap flights from Boston to Washington, D.C. Reagan-National Airport from £57
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 20/11. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from Boston Logan Intl to Washington, D.C. Reagan-National are usually found in January or February, booked 70 days in advance, depart on a Tuesday or Monday and return on a Saturday
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 20 October 2025.
Find flight deals from Boston to Reagan-National
Cheapest flights from Boston to Reagan-NationalExplore the most affordable flight options available from Boston to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 October 2025.
Explore the most affordable flight options available from Boston to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 October 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Boston to Washington, D.C. Reagan-National Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BostonWashington, D.C.
BOS - DCA
BOSDCA
Boston Logan Intl
Fri 5/12
10:00-11:45
Nonstop1h 45m
Washington, D.C. Reagan-National
Sun 7/12
20:35-22:11
Nonstop1h 36m
BostonWashington, D.C.
BOS - DCA
BOSDCA
Boston Logan Intl
Thu 4/12
06:00-08:05
Nonstop2h 05m
Washington, D.C. Reagan-National
Thu 4/12
12:15-13:57
Nonstop1h 42m
BostonWashington, D.C.
BOS - DCA
BOSDCA
Boston Logan Intl
Sun 16/11
06:10-07:56
Nonstop1h 46m
Washington, D.C. Reagan-National
Wed 19/11
20:50-22:26
Nonstop1h 36m
BostonWashington, D.C.
BOS - DCA
BOSDCA
Boston Logan Intl
Fri 20/2
07:30-09:29
Nonstop1h 59m
Washington, D.C. Reagan-National
Sun 22/2
07:00-08:44
Nonstop1h 44m
BostonWashington, D.C.
BOS - DCA
BOSDCA
Boston Logan Intl
Sat 6/12
13:00-14:44
Nonstop1h 44m
Washington, D.C. Reagan-National
Mon 8/12
20:35-22:11
Nonstop1h 36m
BostonWashington, D.C.
BOS - DCA
BOSDCA
Boston Logan Intl
Tue 11/11
10:55-12:56
Nonstop2h 01m
Washington, D.C. Reagan-National
Fri 14/11
06:00-07:46
Nonstop1h 46m
BostonWashington, D.C.
BOS - DCA
BOSDCA
Boston Logan Intl
Mon 10/11
21:59-23:58
Nonstop1h 59m
Washington, D.C. Reagan-National
Wed 12/11
10:30-12:11
Nonstop1h 41m
BostonWashington, D.C.
BOS - DCA
BOSDCA
Boston Logan Intl
Fri 5/12
17:45-19:46
Nonstop2h 01m
Washington, D.C. Reagan-National
Sun 7/12
22:00-23:40
Nonstop1h 40m
BostonWashington, D.C.
BOS - DCA
BOSDCA
Boston Logan Intl
Fri 31/10
21:59-23:52
Nonstop1h 53m
Washington, D.C. Reagan-National
Wed 5/11
10:25-12:05
Nonstop1h 40m
BostonWashington, D.C.
BOS - DCA
BOSDCA
Boston Logan Intl
Tue 25/11
11:25-13:09
Nonstop1h 44m
Washington, D.C. Reagan-National
Sun 30/11
07:00-08:29
Nonstop1h 29m
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.
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?
Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Washington, D.C. Reagan-National Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Boston to Washington, D.C. Reagan-National Airport?
Currently, January is the cheapest month in which you can book a flight from Boston to Washington, D.C. Reagan-National Airport (average of £66). Flying from Boston to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of £109). 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?
A simple way to save on the total cost of your ticket is to fly from Boston to Washington, D.C. Reagan-National Airport in the morning. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight in the evening.
How often are flights from Boston to Washington, D.C. delayed?
About 18% of weekly flights between Boston and Washington, D.C. have experienced delays in the past year, with the average delay time being 129 minutes.
What is the most punctual flight time for Boston to Washington, D.C. flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Boston to Washington, D.C. flights?
Over the past year, Kenya Airways have had the lowest number of delays on this route, with no flights being classified as delayed.
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.
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 locationsBrowse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Boston to Reagan-National
See prices for flight routes from nearby airports that may be better suited for you.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Boston to Reagan-National?
Cheapflights helps you search for flights from Boston to Reagan-National via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Boston to Reagan-National?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Boston to Reagan-National for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Boston to Reagan-National with no change fees?
Certainly. Search results for flights to Reagan-National from Boston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Boston to Reagan-National become cheaper?
Yes! Start tracking prices for Boston to Reagan-National flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.