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Flights from Washington D.C. to Boston

Explore the cheapest one-way and round-trip flights from Washington D.C. to Boston over the next 90 days, with one-way fares from £37 and round-trip from £76. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        DCA 06:00
        1h 40m
        Direct
        BOS 07:40
        Washington D.C. - Boston | Thu, Oct 8 | Delta Air Lines
        BOS 21:45
        1h 52m
        Direct
        DCA 23:37
        Boston - Washington D.C. | Thu, Oct 15 | Delta Air Lines
        £76 £98
        22% off
        22% off
        £98 £76
      • DCA 06:00
        1h 43m
        Direct
        BOS 07:43
        Washington D.C. - Boston | Fri, Oct 2 | Delta Air Lines
        BOS 10:45
        1h 53m
        Direct
        IAD 12:38
        Boston - Washington D.C. | Fri, Oct 9 | Delta Air Lines
        £78 £98
        20% off
        20% off
        £98 £78
      • DCA 06:00
        1h 40m
        Direct
        BOS 07:40
        Washington D.C. - Boston | Fri, Oct 23 | Delta Air Lines
        BOS 07:35
        2h 1m
        Direct
        DCA 09:36
        Boston - Washington D.C. | Mon, Oct 26 | Delta Air Lines
        £79 £98
        19% off
        19% off
        £98 £79
      • DCA 10:15
        1h 45m
        Direct
        BOS 12:00
        Washington D.C. - Boston | Wed, Sep 30 | Delta Air Lines
        BOS 12:20
        1h 53m
        Direct
        DCA 14:13
        Boston - Washington D.C. | Wed, Oct 7 | Delta Air Lines
        £80
        18% off
        £98 £80
      • DCA 07:00
        1h 45m
        Direct
        BOS 08:45
        Washington D.C. - Boston | Sun, Oct 18 | Delta Air Lines
        BOS 18:00
        1h 58m
        Direct
        DCA 19:58
        Boston - Washington D.C. | Sun, Oct 25 | Delta Air Lines
        £81
        17% off
        £98 £81
      • DCA 15:05
        1h 55m
        Direct
        BOS 17:00
        Washington D.C. - Boston | Tue, Sep 22 | Delta Air Lines
        BOS 10:20
        1h 52m
        Direct
        DCA 12:12
        Boston - Washington D.C. | Fri, Sep 25 | Delta Air Lines
        £82
        16% off
        £98 £82
      • DCA 08:40
        1h 53m
        Direct
        BOS 10:33
        Washington D.C. - Boston | Fri, Sep 11 | Delta Air Lines
        BOS 07:30
        2h
        Direct
        DCA 09:30
        Boston - Washington D.C. | Sun, Sep 13 | Delta Air Lines
        £82
        16% off
        £98 £82
      • DCA 10:15
        1h 45m
        Direct
        BOS 12:00
        Washington D.C. - Boston | Thu, Oct 1 | Delta Air Lines
        BOS 21:45
        1h 52m
        Direct
        DCA 23:37
        Boston - Washington D.C. | Thu, Oct 8 | Delta Air Lines
        £82
        16% off
        £98 £82
      • DCA 06:59
        1h 47m
        Direct
        BOS 08:46
        Washington D.C. - Boston | Fri, Oct 23 | American Airlines
        BOS 21:15
        1h 51m
        Direct
        DCA 23:06
        Boston - Washington D.C. | Wed, Oct 28 | American Airlines
        £82
        16% off
        £98 £82
      • DCA 06:30
        4h 21m
        1 stop
        BOS 10:51
        Washington D.C. - Boston | Wed, Sep 23 | Jetblue Airways
        BOS 06:05
        1h 41m
        Direct
        DCA 07:46
        Boston - Washington D.C. | Fri, Sep 25 | Jetblue Airways
        £81
        17% off
        £98 £81
      • WAS 13:00
        17h 25m
        1 stop
        BOS 14:00
        Washington D.C. - Boston | Sat, Sep 12 | Normal Airline
        BOS 15:00
        6h
        Direct
        WAS 16:00
        Boston - Washington D.C. | Mon, Sep 14 | Normal Airline
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      • Cheapest nonstop
        DCA 06:59
        1h 45m
        Direct
        BOS 08:44
        Washington D.C. - Boston | Thu, Oct 15 | Delta Air Lines
        £37 £50
        26% off
        26% off
        £50 £37
      • DCA 22:00
        1h 42m
        Direct
        BOS 23:42
        Washington D.C. - Boston | Mon, Oct 26 | Delta Air Lines
        £38 £50
        24% off
        24% off
        £50 £38
      • DCA 07:00
        1h 45m
        Direct
        BOS 08:45
        Washington D.C. - Boston | Sat, Oct 24 | Delta Air Lines
        £40 £50
        20% off
        20% off
        £50 £40
      • DCA 06:59
        1h 47m
        Direct
        BOS 08:46
        Washington D.C. - Boston | Thu, Oct 15 | American Airlines
        £40
        20% off
        £50 £40
      • DCA 06:59
        1h 45m
        Direct
        BOS 08:44
        Washington D.C. - Boston | Thu, Nov 5 | Delta Air Lines
        £41
        18% off
        £50 £41
      • DCA 11:55
        1h 39m
        Direct
        BOS 13:34
        Washington D.C. - Boston | Thu, Oct 29 | Delta Air Lines
        £42
        16% off
        £50 £42
      • DCA 22:00
        1h 42m
        Direct
        BOS 23:42
        Washington D.C. - Boston | Tue, Oct 20 | Delta Air Lines
        £42
        16% off
        £50 £42
      • DCA 09:10
        1h 49m
        Direct
        BOS 10:59
        Washington D.C. - Boston | Sat, Oct 17 | Delta Air Lines
        £42
        16% off
        £50 £42
      • DCA 06:59
        1h 45m
        Direct
        BOS 08:44
        Washington D.C. - Boston | Sun, Nov 8 | Delta Air Lines
        £42
        16% off
        £50 £42
      • DCA 11:55
        1h 39m
        Direct
        BOS 13:34
        Washington D.C. - Boston | Wed, Oct 7 | Delta Air Lines
        £42
        16% off
        £50 £42
      • WAS 13:00
        17h 25m
        1 stop
        BOS 14:00
        Washington D.C. - Boston | Sat, Sep 12 | Normal Airline
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Flight.News
Flights from Washington D.C. to Boston operate an average of 76 times per day over the past 7 days, with a 19.2% on-time departure rate and a 63.6% on-time arrival rate.

Which airlines are the most popular for Washington D.C. to Boston flights?

The most popular airlines flying from Washington D.C. to Boston are Jetblue Airways, Delta Air Lines, and American Airlines, among 3 carriers on this route. Delta Air Lines offers the lowest fares. Based on Trip.com's flight booking data from the previous 12 months.
Jetblue Airways logo Jetblue Airways
Delta Air Lines logo Delta Air Lines
American Airlines logo American Airlines
Airlines are determined based on actual purchased flight tickets from Washington D.C. to Boston according to previous 12 months data from Trip.com.

Washington D.C. to Boston Flight Info

The distance between Washington D.C. and Boston is 639.48km. It takes around 1 hour 45 minutes on average to fly from Washington D.C. to Boston. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is December.

Cheapest one-way flight price £37
Cheapest return ticket price £76
Off-season travel month December
Peak season for travel July
Flight distance 639.48km
Average flight time 1 hour 45 minutes
Popular airline Jetblue Airways
Frequency ～109/week
Flight statistics for the Washington D.C.–Boston route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Washington D.C. to Boston Flights

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

Average price of one-way tickets from Washington D.C. to Boston booked on Trip.com over the past 12 months.

For a one-way flight from Washington D.C. to Boston, fares are lowest in December (£95) and highest in July (£183).

£183
£139
£95
£51
    Cheapest
  • £104
    Sep
  • £113
    Oct
  • £117
    Nov
  • £95
    Dec
  • £102
    Jan
  • £99
    Feb
  • £136
    Mar
  • £141
    Apr
  • £153
    May
  • £161
    Jun
  • £183
    Jul
  • £164
    Aug

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

Average price of return tickets from Washington D.C. to Boston booked on Trip.com over the past 12 months.

For a return flight from Washington D.C. to Boston, fares are lowest in January (£165) and highest in June (£306).

£306
£236
£165
£95
    Cheapest
  • £206
    Sep
  • £173
    Oct
  • £215
    Nov
  • £178
    Dec
  • £165
    Jan
  • £218
    Feb
  • £225
    Mar
  • £208
    Apr
  • £208
    May
  • £306
    Jun
  • £255
    Jul
  • £223
    Aug

Flight FAQs

  • Which airlines offer the cheapest flights from Washington D.C. to Boston?

    Based on Trip.com data, Delta Air Lines offers Cheapest nonstop one-way flights from £37 (for example, DCA–BOS on Thu, Oct 15). For a Cheapest nonstop return flight, Delta Air Lines offers fares from £76, departing on Thu, Oct 8 and returning on Thu, Oct 15.
  • At the moment, you can catch a direct flight from Washington D.C. to Boston with the following airlines, including: Jetblue Airways Delta Air Lines American Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • A flight from Washington D.C. (WAS) to Boston (BOS) takes an average of 1 hour 45 minutes.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Washington D.C. to Boston is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • On average, 124 direct flights operate each week between Washington D.C. and Boston. See below the schedules of the main airlines serving this route:
    American Airlines: S/M/T/W/T/-/S – AA1164 (departure at 08:21)
  • Here are some tips for finding the best flight deals from Washington D.C. to Boston on Trip.com:
    · Be flexible with your travel dates. The cheapest flight is currently on Thu, Oct 15, with one-way fares from just £37.
    · Compare airlines. Delta Air Lines currently offers the lowest fares on this route.
    · Set up a price alert to track fare changes without searching every day.
    · Check Trip.com regularly for flight deals and available promo codes.
    · Avoid peak season or book early. July is generally the busiest month for travel to Boston.
    · Get exclusive promo codes on the Trip.com app.
  • The cheapest month to book a flight from Washington D.C. to Boston is usually December, when demand is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Washington D.C. to Boston on September 22, 2026 with Delta Air Lines, with prices starting at £35.
  • Flights to Boston can arrive at: Hartford Barnes Airport (BNH)Boston Logan International Airport (BOS)Portsmouth International Airport (PSM). The most common route connects Ronald Reagan Washington National Airport and Boston Logan International Airport (DCA–BOS).
  • The time difference between Boston and Washington D.C. is 0m.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Washington D.C. to Boston is £127. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for flights departing in the next 30 days, the average return fare from Washington D.C. to Boston is £222. Fares vary by travel date, airline and availability.
  • Enter Washington D.C. and Boston, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.
  • Jetblue Airwaysare the most popular budget airlines flying from Washington D.C. to Boston. Check baggage, seat and payment fees before comparing the final price.

More Flight Itineraries

Note: Prices shown on this page are the estimated lowest prices and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please visit the customer support pages.