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Cheap flights from Washington, D.C. to Boston from £67

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BOS
22 Apr — 29 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Washington, D.C. to Boston Logan Intl are usually found in December or January, booked 90 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from Washington, D.C. to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Washington, D.C. to Boston
Explore the most affordable flight options available from Washington, D.C. to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 March 2026.

Sat 9/508:20
IAD
-
BOS
1 stop4h 31m
United Airlines
Tue 12/505:45
BOS
-
IAD
Nonstop1h 39m
United Airlines
Deal found 18/3£128
Wed 20/507:00
DCA
-
BOS
Nonstop1h 34m
JetBlue
Wed 20/511:50
BOS
-
DCA
Nonstop1h 43m
JetBlue
Deal found 19/3£129
Wed 10/606:00
DCA
-
BOS
Nonstop1h 43m
Delta
Tue 23/613:15
BOS
-
DCA
Nonstop1h 52m
Delta
Deal found 20/3£130
Sat 4/412:41
IAD
-
BOS
1 stop5h 38m
United Airlines
Tue 14/405:45
BOS
-
IAD
Nonstop1h 40m
United Airlines
Deal found 18/3£130
Sat 2/507:00
DCA
-
BOS
Nonstop1h 43m
Delta
Sat 2/515:10
BOS
-
DCA
Nonstop1h 55m
Delta
Deal found 20/3£133
Thu 7/508:35
IAD
-
BOS
Nonstop1h 43m
United Airlines
Sun 10/505:45
BOS
-
IAD
Nonstop1h 39m
United Airlines
Deal found 20/3£133
Sat 2/507:00
DCA
-
BOS
Nonstop1h 43m
Delta
Sun 3/507:25
BOS
-
DCA
Nonstop1h 58m
Delta
Deal found 23/3£133
Wed 22/409:00
DCA
-
BOS
1 stop4h 29m
United Airlines
Mon 27/407:05
BOS
-
DCA
1 stop5h 25m
United Airlines
Deal found 23/3£134
Thu 4/622:10
IAD
-
BOS
Nonstop1h 49m
United Airlines
Sat 6/605:45
BOS
-
IAD
Nonstop1h 38m
United Airlines
Deal found 18/3£138
Sat 11/417:10
IAD
-
BOS
Nonstop1h 56m
United Airlines
Sun 12/405:45
BOS
-
IAD
Nonstop1h 40m
United Airlines
Deal found 20/3£139
Thu 9/406:00
DCA
-
BOS
Nonstop1h 37m
Delta
Mon 13/421:50
BOS
-
DCA
Nonstop1h 50m
Delta
Deal found 20/3£140
Thu 28/512:35
IAD
-
BOS
1 stop4h 03m
United Airlines
Sun 31/505:45
BOS
-
IAD
Nonstop1h 38m
United Airlines
Deal found 20/3£140

Find flight deals from Washington, D.C. to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Boston (BOS). 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 23 March 2026.

Round-trip from

£128

One-way from

£67

Popular in

October

Cheapest in

December

Average price

£179

Good round-trip deal

£328 or less

Good one-way deal

£80 or less
United Airlines
  • United Airlines
  • 9/5-12/5
  • 1 total stop
  • 6h 10m total
  • Washington, D.C. to Boston
Search Deals
Delta
  • Delta
  • 15/5
  • Nonstop
  • 1h 42m total
  • Washington, D.C. to Boston
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£4 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Washington, D.C. (WAS) to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Washington, D.C. to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 23 March 2026.
Use the filters below to find and compare flights from Washington, D.C. to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Sat 9/5

08:20-12:51

1 stop4h 31m

Boston Logan Intl

Tue 12/5

05:45-07:24

Nonstop1h 39m

£128
Fastest return journey

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Wed 20/5

07:00-08:34

Nonstop1h 34m

Boston Logan Intl

Wed 20/5

11:50-13:33

Nonstop1h 43m

£129

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Sat 2/5

07:00-08:43

Nonstop1h 43m

Boston Logan Intl

Sat 9/5

15:40-17:36

Nonstop1h 56m

£133

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Thu 7/5

06:59-08:40

Nonstop1h 41m

Boston Logan Intl

Thu 14/5

06:05-08:00

Nonstop1h 55m

£133

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Thu 7/5

08:35-10:18

Nonstop1h 43m

Boston Logan Intl

Sun 10/5

05:45-07:24

Nonstop1h 39m

£133

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Sun 19/4

22:15-23:59

Nonstop1h 44m

Boston Logan Intl

Fri 24/4

05:45-07:25

Nonstop1h 40m

£133

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Tue 14/4

06:00-10:15

1 stop4h 15m

Boston Logan Intl

Wed 15/4

10:05-15:24

1 stop5h 19m

£148

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Wed 8/4

10:05-14:26

1 stop4h 21m

Boston Logan Intl

Thu 9/4

06:00-10:30

1 stop4h 30m

£148

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Wed 8/4

06:00-12:15

1 stop6h 15m

Boston Logan Intl

Thu 9/4

06:05-08:00

Nonstop1h 55m

£163

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Thu 23/4

06:00-10:15

1 stop4h 15m

Boston Logan Intl

Sun 26/4

08:30-12:25

1 stop3h 55m

£172

Flights are sorted by cheapest return flights first.

Deals found on 19/3

Showing 1-10 of 44 resultsSorted by cheapest first
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Best time to book a flight from Washington, D.C. to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Washington, D.C. with our price prediction graph.
Estimated return 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 Washington, D.C. to Boston

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

Use this chart to determine the optimal time to book a return flight from Washington, D.C. to Boston. Price data was last updated on 13 March 2026.

The price you pay for your flight from Washington, D.C. to Boston may vary depending on when you book. For the best chance of a lower fare, look to book 59 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, July is the cheapest month in which you can book a flight from Washington, D.C. to Boston (average of £41). Flying from Washington, D.C. to Boston in February is currently the most expensive (average of £103). 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 WAS to BOS?

Find hourly flight availability from Washington, D.C. to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 March 2026.

Unlike at midday, when flights are generally more expensive, you can save up to 58% on flights from Washington, D.C. to Boston by exploring options for tickets in the evening.

What is the cheapest day to fly from Washington, D.C. to Boston?

Use this chart to determine the cheapest time to fly return from Washington, D.C. to Boston. Price data was last updated on 23 March 2026.

Travellers seeking maximum savings on their Washington, D.C. to Boston flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. to Boston

Explore weekly flight availability from Washington, D.C. to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 23 March 2026.

The most flights from WAS to BOS are scheduled on a Monday (85 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (47 on average).

How much does it cost for a return flight from Washington, D.C. to Boston?

How often are flights from Washington, D.C. to Boston delayed?

About 19% of weekly flights between Washington, D.C. and Boston have experienced delays in the past year, with the average delay time being 130 minutes.

What is the most punctual flight time for Washington, D.C. to Boston 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 Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Washington, D.C. to Boston flights?

Over the past year, Delta have had the lowest number of delays on this route, with just 15% of flights being delayed.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Boston. 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 into for flights to Boston from Washington, D.C.?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Boston. 0 airlines have flights to Logan Intl from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Boston Logan Intl should not be difficult; the airport handles an average of 68 inbound flights from Washington, D.C. per day.

  • How long is the flight from Washington, D.C. to Boston?

    United Airlines, JetBlue, and Delta can get you from Washington, D.C. to Boston in just under 1h 34m. Your travel time can differ by up to 2h 57m. Washington, D.C. and Boston are separated by a distance of 398 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. to Boston on time: Egyptair (88%), ITA Airways (86%), Avianca (85%).

  • What are the cheapest flights from Washington, D.C. to Boston?

    Looking at all options, your cheapest flight can be booked for £219. While the most popular route (Washington, D.C. Reagan-National - Boston Logan Intl) can be booked for £226 on average, our data indicates £328 when flying from Washington, D.C. to Boston.

  • Can I find deals for flights from Washington, D.C. to Boston that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Boston flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Boston?

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

  • Can I find deals for business class flights from Washington, D.C. to Boston?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Boston 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 Washington, D.C. to Boston?

    Currently, July is the cheapest month in which you can book a flight from Washington, D.C. to Boston (average of £41). Flying from Washington, D.C. to Boston in February is currently the most expensive (average of £103). 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 Boston?

Book flights to Boston if you plan to visit one of these locations
Burlington
Canton
Waltham
Warwick
Cambridge
Peabody
Somerville
Quincy
Chelmsford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington, D.C. to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to Boston flights
Dulles Intl to Boston flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Washington, D.C. to Boston?

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Why should you use Cheapflights to find cheap flight tickets from Washington, D.C. to Boston?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Washington, D.C. to Boston.

Can Cheapflights find flights from Washington, D.C. to Boston with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Washington, D.C. to Boston flexibly with Cheapflights today.

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Of course! You can now track prices for flights from Washington, D.C. to Boston and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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