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Cheap flights from Washington, D.C. to Boston 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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BOS
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Washington, D.C. to Boston Logan Intl are usually found in January or February, booked 30 days in advance, depart on a Saturday or Friday and return on a Wednesday

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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 6 November 2025.

Fri 12/1222:00DCA - BOS
Nonstop1h 40mDelta
Fri 9/106:05BOS - DCA
Nonstop2h 05mDelta
Deal found 5/11£104
Fri 5/1222:06IAD - BOS
Nonstop1h 35mUnited Airlines
Mon 8/1205:30BOS - IAD
Nonstop1h 44mUnited Airlines
Deal found 5/11£104
Wed 19/1108:30DCA - BOS
Nonstop1h 49mDelta
Wed 19/1121:59BOS - DCA
Nonstop1h 56mDelta
Deal found 5/11£105
Wed 19/1109:00IAD - BOS
Nonstop1h 38mUnited Airlines
Wed 19/1119:38BOS - IAD
Nonstop1h 47mUnited Airlines
Deal found 5/11£105
Thu 4/1208:45IAD - BOS
1 stop3h 48mUnited Airlines
Thu 11/1205:30BOS - IAD
Nonstop1h 44mUnited Airlines
Deal found 5/11£106
Wed 26/1122:07IAD - BOS
Nonstop1h 35mUnited Airlines
Tue 2/1205:30BOS - IAD
Nonstop1h 44mUnited Airlines
Deal found 5/11£107
Sun 21/1220:54DCA - BOS
Nonstop1h 35mJetBlue
Thu 1/114:00BOS - DCA
Nonstop1h 49mJetBlue
Deal found 4/11£107
Tue 23/1222:17IAD - BOS
Nonstop1h 37mUnited Airlines
Thu 1/105:20BOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 4/11£107
Fri 12/1206:00IAD - BOS
1 stop4h 58mUnited Airlines
Sun 14/1205:30BOS - IAD
Nonstop1h 44mUnited Airlines
Deal found 5/11£108
Wed 19/1114:59DCA - BOS
Nonstop1h 40mDelta
Tue 2/1221:59BOS - DCA
Nonstop1h 59mDelta
Deal found 5/11£109
Thu 4/1206:00DCA - BOS
1 stop3h 52mDelta
Mon 8/1218:30BOS - DCA
1 stop4h 24mDelta
Deal found 5/11£110
Wed 3/1206:00IAD - BOS
1 stop5h 59mDelta
Wed 3/1216:46BOS - IAD
1 stop6h 22mDelta
Deal found 5/11£110

Cheap 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 6 November 2025.

Round-trip from

£104

One-way from

£57

Popular in

October

Cheapest in

January

Average price

£151

Good one-way deal

£75 or less
Delta
  • Delta
  • 13/12-14/12
  • Nonstop
  • 3h 56m total
  • Washington, D.C. to Boston
Search Deals
Delta
  • Delta
  • 2/12
  • Nonstop
  • 1h 45m total
  • Washington, D.C. to Boston
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£7 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 6 November 2025.
Use the filters below to find and compare flights from Washington, D.C. to Boston that are best for you.

Fly from

Washington, D.C.

Fly to

Boston

Route

Depart

Return

Price

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Thu 18/12

06:00-07:43

Nonstop1h 43m

Boston Logan Intl

Sun 25/1

09:25-11:17

Nonstop1h 52m

£104

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Fri 12/12

22:00-23:40

Nonstop1h 40m

Boston Logan Intl

Sat 10/1

11:55-13:53

Nonstop1h 58m

£104

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Wed 19/11

14:59-16:39

Nonstop1h 40m

Boston Logan Intl

Wed 19/11

21:59-23:55

Nonstop1h 56m

£105

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Fri 19/12

06:00-07:43

Nonstop1h 43m

Boston Logan Intl

Thu 1/1

07:05-09:11

Nonstop2h 06m

£107

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Thu 19/2

11:50-13:21

Nonstop1h 31m

Boston Logan Intl

Sun 22/2

17:09-18:59

Nonstop1h 50m

£109

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Wed 10/12

22:06-23:41

Nonstop1h 35m

Boston Logan Intl

Sat 13/12

05:30-07:14

Nonstop1h 44m

£109

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Thu 27/11

17:00-18:38

Nonstop1h 38m

Boston Logan Intl

Tue 2/12

19:15-21:03

Nonstop1h 48m

£109

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Wed 19/11

06:00-07:45

Nonstop1h 45m

Boston Logan Intl

Tue 2/12

21:59-23:58

Nonstop1h 59m

£109

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Wed 3/12

06:07-11:12

1 stop5h 05m

Boston Logan Intl

Sat 6/12

09:00-16:36

1 stop7h 36m

£110

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Wed 3/12

06:00-11:59

1 stop5h 59m

Boston Logan Intl

Sat 6/12

06:05-11:39

1 stop5h 34m

£110

Flights are sorted by cheapest return flights first.

Deals found on 5/11

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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 31 October 2025.

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 30 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, March is the cheapest month in which you can book a flight from Washington, D.C. to Boston (average of £33). Flying from Washington, D.C. to Boston in September is currently the most expensive (average of £90). 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 6 November 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 76% 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 2 November 2025.

Travellers seeking maximum savings on their Washington, D.C. to Boston flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday evenings 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 6 November 2025.

The most flights from WAS to BOS are scheduled on a Tuesday (84 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 on average).

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

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. 2 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 64 inbound flights from Washington, D.C. per day.

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

    Delta, JetBlue, and United Airlines can get you from Washington, D.C. to Boston in just under 1h 31m. Your travel time will be generally consistent. Washington, D.C. and Boston are separated by a distance of 398 mi. Most flights are nonstop.

  • What are the cheapest airlines to fly from Washington, D.C. to Boston one-way?

    One-way options have recently been found by users for as low as £57 on Delta. Other airlines that offer cheap prices include JetBlue from £57 and United Airlines from £57 one-way.

  • 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 (93%), Air China (89%), Ethiopian Air (77%).

  • 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, March is the cheapest month in which you can book a flight from Washington, D.C. to Boston (average of £33). Flying from Washington, D.C. to Boston in September is currently the most expensive (average of £90). 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
Cambridge
Peabody
Somerville
Quincy
Waltham
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.
Dulles Intl to Boston flights
Reagan-National to Boston flights

Top 2 airlines flying from Washington, D.C. to Boston

Discover the top 2 airlines that operate flights from Washington, D.C. to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 6 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest£35Average£37FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest£89Average£178FlexibilityNo cancel feeOn-timeN/A
Search Delta 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.

Can Cheapflights notify me if prices for flights from Washington, D.C. to Boston become cheaper?

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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