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Find Delta Air Lines(DL) flights from Boston to Washington D.C.

Flight INFO & Delta Air Lines(DL) flights from Boston to Washington D.C.

Cheapest one-way flight price US$49
Cheapest return ticket price US$91
Cheapest month October
Peak season for travel July
Flight distance 639.48 km
Average flight time 1 hour 49 minutes
Popular airline Jetblue Airways

Book Delta Air Lines(DL) flights from Boston to Washington D.C.

  • One way
  • Round-trip
      • direct cheapest
        BOS20:05
        2h
        Nonstop
        DCA22:05
        Boston - Washington D.C.|Sat, Sep 5|Delta Air Lines
        US$56
        US$155
        64% off
        Search
        64% off
        US$155
        US$56
      • BOS09:15
        1h 54m
        Nonstop
        DCA11:09
        Boston - Washington D.C.|Sun, Sep 6|Delta Air Lines
        US$58
        US$155
        63% off
        Search
        63% off
        US$155
        US$58
      • BOS12:40
        1h 54m
        Nonstop
        DCA14:34
        Boston - Washington D.C.|Thu, Sep 3|Delta Air Lines
        US$72
        US$155
        54% off
        Search
        54% off
        US$155
        US$72
      • BOS07:35
        1h 59m
        Nonstop
        DCA09:34
        Boston - Washington D.C.|Tue, Aug 25|Delta Air Lines
        US$72
        Search
        US$72
      • BOS21:45
        1h 58m
        Nonstop
        DCA23:43
        Boston - Washington D.C.|Mon, Aug 31|Delta Air Lines
        US$75
        Search
        US$75
      • BOS21:45
        1h 58m
        Nonstop
        DCA23:43
        Boston - Washington D.C.|Thu, Aug 20|Delta Air Lines
        US$114
        Search
        US$114
      • BOS21:45
        1h 56m
        Nonstop
        DCA23:41
        Boston - Washington D.C.|Mon, Aug 10|Delta Air Lines
        US$116
        Search
        US$116
      • BOS20:05
        2h
        Nonstop
        DCA22:05
        Boston - Washington D.C.|Sat, Aug 29|Delta Air Lines
        US$119
        Search
        US$119
      • BOS17:50
        2h 8m
        Nonstop
        DCA19:58
        Boston - Washington D.C.|Tue, Sep 1|Delta Air Lines
        US$120
        Search
        US$120
      • BOS14:20
        1h 59m
        Nonstop
        DCA16:19
        Boston - Washington D.C.|Fri, Aug 28|Delta Air Lines
        US$120
        Search
        US$120
      • BOS21:35
        1h 51m
        Nonstop
        DCA23:26
        Boston - Washington D.C.|Wed, Aug 26|Delta Air Lines
        US$122
        Search
        US$122
      • BOS21:35
        1h 51m
        Nonstop
        DCA23:26
        Boston - Washington D.C.|Thu, Aug 27|Delta Air Lines
        US$122
        Search
        US$122
      • BOS21:45
        1h 58m
        Nonstop
        DCA23:43
        Boston - Washington D.C.|Fri, Aug 21|Delta Air Lines
        US$129
        Search
        US$129
      • BOS06:00
        1h 49m
        Nonstop
        DCA07:49
        Boston - Washington D.C.|Wed, Aug 19|Delta Air Lines
        US$129
        Search
        US$129
      • BOS21:45
        1h 58m
        Nonstop
        DCA23:43
        Boston - Washington D.C.|Wed, Sep 2|Delta Air Lines
        US$133
        Search
        US$133
      • BOS06:05
        5h 44m
        1 stops
        IAD11:49
        Boston - Washington D.C.|Sat, Sep 5|Delta Air Lines
        US$117
        Search
        US$117
      • BOS17:15
        6h 11m
        1 stops
        IAD23:26
        Boston - Washington D.C.|Thu, Aug 20|Delta Air Lines
        US$118
        Search
        US$118
      • BOS15:00
        3h 59m
        1 stops
        DCA18:59
        Boston - Washington D.C.|Mon, Aug 10|Delta Air Lines
        US$120
        Search
        US$120
      • BOS05:30
        4h 53m
        1 stops
        IAD10:23
        Boston - Washington D.C.|Sun, Sep 6|Delta Air Lines
        US$120
        Search
        US$120
      • BOS06:05
        4h 4m
        1 stops
        DCA10:09
        Boston - Washington D.C.|Sun, Sep 6|Delta Air Lines
        US$120
        Search
        US$120
      • BOS09:06
        7h 32m
        1 stops
        IAD16:38
        Boston - Washington D.C.|Mon, Aug 31|Delta Air Lines
        US$122
        Search
        US$122
      • BOS15:00
        3h 59m
        1 stops
        DCA18:59
        Boston - Washington D.C.|Mon, Aug 31|Delta Air Lines
        US$122
        Search
        US$122
      • BOS05:30
        6h 18m
        1 stops
        IAD11:48
        Boston - Washington D.C.|Sat, Aug 29|Delta Air Lines
        US$124
        Search
        US$124
      • BOS06:05
        5h 44m
        1 stops
        IAD11:49
        Boston - Washington D.C.|Sun, Aug 16|Delta Air Lines
        US$127
        Search
        US$127
      • BOS06:05
        4h 4m
        1 stops
        DCA10:09
        Boston - Washington D.C.|Sun, Aug 16|Delta Air Lines
        US$127
        Search
        US$127
      • BOS06:05
        5h 44m
        1 stops
        IAD11:49
        Boston - Washington D.C.|Tue, Sep 1|Delta Air Lines
        US$129
        Search
        US$129
      • BOS09:06
        7h 32m
        1 stops
        IAD16:38
        Boston - Washington D.C.|Fri, Aug 28|Delta Air Lines
        US$129
        Search
        US$129
      • BOS17:15
        6h 11m
        1 stops
        IAD23:26
        Boston - Washington D.C.|Fri, Aug 21|Delta Air Lines
        US$132
        Search
        US$132
      • BOS06:05
        5h 44m
        1 stops
        IAD11:49
        Boston - Washington D.C.|Wed, Aug 19|Delta Air Lines
        US$132
        Search
        US$132
      • BOS05:30
        4h 53m
        1 stops
        IAD10:23
        Boston - Washington D.C.|Thu, Sep 3|Delta Air Lines
        US$136
        Search
        US$136
      • BOS13:00
        4h 53m
        Nonstop
        WAS14:00
        Boston - Washington D.C.|Mon, Sep 6|Normal Airline
        More cheap flights
        More cheap flights

Delta Air Lines(DL) flights from Boston to Washington D.C. & Flight Schedule

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL5704

    Delta Air Lines

    21:35

    BOS

    1.9h

    Nonstop

    23:30

    DCA

    S M T W T - S
    Search

  2. DL5689

    Delta Air Lines

    16:15

    BOS

    2.0h

    Nonstop

    18:15

    DCA

    S M T W T - S
    Search

  3. DL5693

    Delta Air Lines

    08:55

    BOS

    1.9h

    Nonstop

    10:52

    DCA

    S M T W T F S
    Search

  4. DL5857

    Delta Air Lines

    13:00

    BOS

    2.0h

    Nonstop

    14:59

    DCA

    S M T W T F S
    Search

  5. DL5692

    Delta Air Lines

    07:00

    BOS

    2.0h

    Nonstop

    09:02

    DCA

    S M T W T F S
    Search

  6. DL5666

    Delta Air Lines

    19:59

    BOS

    1.9h

    Nonstop

    21:55

    DCA

    S M T W T F S
    Search

  7. DL5687

    Delta Air Lines

    06:00

    BOS

    1.8h

    Nonstop

    07:49

    DCA

    S M T W T - -
    Search
Show less

Delta Air Lines(DL) flights from Boston to Washington D.C. Flight Booking FAQ

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

    At the moment, you can catch a nonstop flight from Boston to Washington D.C. with the following airlines, including: Jetblue Airways United Airlines American Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

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

    It takes about 1 hour 49 minutes to fly from Boston to Washington D.C..

  • When is the best time to book flights from Boston to Washington D.C.?

    By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Boston to Washington D.C. 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.

  • How many flights are there per week from Boston to Washington D.C.?

    Based on Trip.com data in the past 4 weeks, there is 144 flight per week flying from Boston to Washington D.C.. You can check the weekly schedule for popular airlines on this route below: United Airlines: S/M/T/W/T/F/S -- UA2098 (09:45)

  • When are flight tickets from Boston (BOS) to Washington D.C. (WAS) the cheapest?

    The cheapest months to fly from Boston to Washington D.C. is October, when demand for travel is lower.

  • Which upcoming date is cheapest to fly from Boston to Washington D.C. on?

    After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Boston to Washington D.C. on August 20, 2026 with Jetblue Airways, with prices starting at US$46.

  • Which airports can I fly to for Washington D.C. from Boston?

    You can land at any one of the following hubs in Washington D.C., with Boston Logan International Airport to Ronald Reagan Washington National Airport (BOS-DCA) is by far the most common option on this route: Ronald Reagan Washington National Airport (DCA) Dulles International Airport (IAD).

  • Is there any time difference between Boston and Washington D.C.?

    The time difference between Washington D.C. and Boston is 0m.

  • How do I change or cancel my ticket from Boston to Washington D.C.?

    Tickets can only be changed or canceled 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.