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Boston Logan International Airport to Dulles International Airport flight
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Boston Logan International Airport to Dulles International Airport Flights Info

Cheapest one-way
OMR 26
Frontier Airlines Frontier Airlines 10h 46m · 1 stop Tue, Dec 22
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Cheapest return
OMR 46
Frontier Airlines Frontier Airlines 9h 20m · 2 stops Thu, Dec 17 - Thu, Dec 24
Book Now
Best time to book
February
Cheapest
Recommended airlines
Frontier Airlines Frontier AirlinesCheapest· From OMR 26 Delta Air Lines Delta Air LinesMost booked

Explore the cheapest one-way and round-trip flights from Boston Logan International Airport to Dulles International Airport over the next 90 days, with one-way fares from OMR 26 and round-trip from OMR 46. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      BOS 10:25
      10h 46m
      1 stop
      IAD 21:11
      Boston - Washington D.C. | Tue, Dec 22 | Frontier Airlines
      OMR 26 OMR 54
      52% off
      52% off
      OMR 54 OMR 26
    • BOS 14:40
      1h 47m
      Direct
      IAD 16:27
      Boston - Washington D.C. | Tue, Nov 17 | United Airlines
      OMR 33 OMR 154
      79% off
      79% off
      OMR 154 OMR 33
    • BOS 19:15
      1h 47m
      Direct
      IAD 21:02
      Boston - Washington D.C. | Thu, Jan 14 | United Airlines
      OMR 37 OMR 54
      31% off
      31% off
      OMR 54 OMR 37
    • BOS 14:36
      1h 47m
      Direct
      IAD 16:23
      Boston - Washington D.C. | Wed, Dec 9 | United Airlines
      OMR 37
      31% off
      OMR 54 OMR 37
    • BOS 05:45
      1h 47m
      Direct
      IAD 07:32
      Boston - Washington D.C. | Wed, Jan 13 | United Airlines
      OMR 37
      31% off
      OMR 54 OMR 37
    • BOS 19:33
      1h 47m
      Direct
      IAD 21:20
      Boston - Washington D.C. | Sat, Dec 19 | United Airlines
      OMR 38
      30% off
      OMR 54 OMR 38
    • BOS 05:45
      1h 47m
      Direct
      IAD 07:32
      Boston - Washington D.C. | Thu, Dec 24 | United Airlines
      OMR 38
      30% off
      OMR 54 OMR 38
    • BOS 05:45
      1h 47m
      Direct
      IAD 07:32
      Boston - Washington D.C. | Sat, Dec 19 | United Airlines
      OMR 38
      75% off
      OMR 154 OMR 38
    • BOS 05:45
      1h 40m
      Direct
      IAD 07:25
      Boston - Washington D.C. | Fri, Dec 11 | United Airlines
      OMR 38
      75% off
      OMR 154 OMR 38
    • BOS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Boston - Washington D.C. | Tue, Nov 17 | Normal Airline
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    • Cheapest nonstop
      BOS 05:30
      1h 40m
      Direct
      IAD 07:10
      Boston - Washington D.C. | Tue, Nov 17 | United Airlines
      DCA 17:10
      1h 41m
      Direct
      BOS 18:51
      Washington D.C. - Boston | Sun, Nov 22 | American Airlines
      OMR 58 OMR 155
      63% off
      63% off
      OMR 155 OMR 58
    • BOS 05:45
      1h 40m
      Direct
      IAD 07:25
      Boston - Washington D.C. | Wed, Dec 16 | United Airlines
      DCA 06:59
      1h 41m
      Direct
      BOS 08:40
      Washington D.C. - Boston | Wed, Dec 23 | Delta Air Lines
      OMR 58 OMR 155
      63% off
      63% off
      OMR 155 OMR 58
    • BOS 05:30
      1h 40m
      Direct
      IAD 07:10
      Boston - Washington D.C. | Tue, Nov 24 | United Airlines
      DCA 06:00
      1h 50m
      Direct
      BOS 07:50
      Washington D.C. - Boston | Sat, Nov 28 | American Airlines
      OMR 59 OMR 155
      62% off
      62% off
      OMR 155 OMR 59
    • BOS 05:30
      1h 40m
      Direct
      IAD 07:10
      Boston - Washington D.C. | Mon, Nov 16 | United Airlines
      DCA 10:24
      1h 40m
      Direct
      BOS 12:04
      Washington D.C. - Boston | Mon, Nov 23 | Delta Air Lines
      OMR 59
      62% off
      OMR 155 OMR 59
    • BOS 05:30
      1h 40m
      Direct
      IAD 07:10
      Boston - Washington D.C. | Sat, Nov 28 | United Airlines
      DCA 06:59
      1h 36m
      Direct
      BOS 08:35
      Washington D.C. - Boston | Wed, Dec 2 | American Airlines
      OMR 59
      62% off
      OMR 155 OMR 59
    • BOS 05:45
      1h 40m
      Direct
      IAD 07:25
      Boston - Washington D.C. | Tue, Dec 8 | United Airlines
      DCA 08:00
      1h 47m
      Direct
      BOS 09:47
      Washington D.C. - Boston | Thu, Dec 10 | American Airlines
      OMR 59
      62% off
      OMR 155 OMR 59
    • BOS 05:30
      1h 40m
      Direct
      IAD 07:10
      Boston - Washington D.C. | Thu, Nov 26 | United Airlines
      DCA 06:59
      1h 36m
      Direct
      BOS 08:35
      Washington D.C. - Boston | Sat, Nov 28 | American Airlines
      OMR 60
      61% off
      OMR 155 OMR 60
    • BOS 11:08
      9h 20m
      1 stop
      IAD 20:28
      Boston - Washington D.C. | Thu, Dec 17 | Frontier Airlines
      IAD 22:59
      8h 44m
      1 stop
      BOS 07:43
      Washington D.C. - Boston | Thu, Dec 24 | Frontier Airlines
      OMR 46
      70% off
      OMR 155 OMR 46
    • BOS 11:08
      9h 20m
      1 stop
      IAD 20:28
      Boston - Washington D.C. | Tue, Dec 15 | Frontier Airlines
      IAD 22:35
      12h 4m
      1 stop
      BOS 10:39
      Washington D.C. - Boston | Fri, Dec 18 | Frontier Airlines
      OMR 46
      70% off
      OMR 155 OMR 46
    • BOS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Boston - Washington D.C. | Tue, Nov 17 | Normal Airline
      WAS 15:00
      6h
      Direct
      BOS 16:00
      Washington D.C. - Boston | Thu, Nov 19 | Normal Airline
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    • Cheapest nonstop
      BOS 14:40
      1h 47m
      Direct
      IAD 16:27
      Boston - Washington D.C. | Tue, Nov 17 | United Airlines
      OMR 33 OMR 154
      79% off
      79% off
      OMR 154 OMR 33
    • BOS 19:15
      1h 47m
      Direct
      IAD 21:02
      Boston - Washington D.C. | Thu, Jan 14 | United Airlines
      OMR 37 OMR 54
      31% off
      31% off
      OMR 54 OMR 37
    • BOS 14:36
      1h 47m
      Direct
      IAD 16:23
      Boston - Washington D.C. | Wed, Dec 9 | United Airlines
      OMR 37 OMR 54
      31% off
      31% off
      OMR 54 OMR 37
    • BOS 05:45
      1h 47m
      Direct
      IAD 07:32
      Boston - Washington D.C. | Wed, Jan 13 | United Airlines
      OMR 37
      31% off
      OMR 54 OMR 37
    • BOS 19:33
      1h 47m
      Direct
      IAD 21:20
      Boston - Washington D.C. | Sat, Dec 19 | United Airlines
      OMR 38
      30% off
      OMR 54 OMR 38
    • BOS 05:45
      1h 47m
      Direct
      IAD 07:32
      Boston - Washington D.C. | Thu, Dec 24 | United Airlines
      OMR 38
      30% off
      OMR 54 OMR 38
    • BOS 05:45
      1h 47m
      Direct
      IAD 07:32
      Boston - Washington D.C. | Sat, Dec 19 | United Airlines
      OMR 38
      75% off
      OMR 154 OMR 38
    • BOS 05:45
      1h 40m
      Direct
      IAD 07:25
      Boston - Washington D.C. | Fri, Dec 11 | United Airlines
      OMR 38
      75% off
      OMR 154 OMR 38
    • BOS 19:15
      1h 47m
      Direct
      IAD 21:02
      Boston - Washington D.C. | Mon, Jan 11 | United Airlines
      OMR 39
      28% off
      OMR 54 OMR 39
    • BOS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Boston - Washington D.C. | Tue, Nov 17 | Normal Airline
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    • Cheapest nonstop
      BOS 14:40
      1h 47m
      Direct
      IAD 16:27
      Boston - Washington D.C. | Tue, Nov 17 | United Airlines
      OMR 33 OMR 154
      79% off
      79% off
      OMR 154 OMR 33
    • BOS 05:45
      1h 47m
      Direct
      IAD 07:32
      Boston - Washington D.C. | Sat, Dec 19 | United Airlines
      OMR 38 OMR 154
      75% off
      75% off
      OMR 154 OMR 38
    • BOS 05:45
      1h 40m
      Direct
      IAD 07:25
      Boston - Washington D.C. | Fri, Dec 11 | United Airlines
      OMR 38 OMR 154
      75% off
      75% off
      OMR 154 OMR 38
    • BOS 14:25
      1h 47m
      Direct
      IAD 16:12
      Boston - Washington D.C. | Wed, Jan 6 | United Airlines
      OMR 40
      74% off
      OMR 154 OMR 40
    • BOS 09:30
      1h 45m
      Direct
      IAD 11:15
      Boston - Washington D.C. | Fri, Dec 4 | United Airlines
      OMR 46
      70% off
      OMR 154 OMR 46
    • BOS 19:33
      1h 47m
      Direct
      IAD 21:20
      Boston - Washington D.C. | Wed, Dec 9 | United Airlines
      OMR 55
      64% off
      OMR 154 OMR 55
    • BOS 09:30
      1h 47m
      Direct
      IAD 11:17
      Boston - Washington D.C. | Mon, Jan 11 | United Airlines
      OMR 65
      57% off
      OMR 154 OMR 65
    • BOS 05:45
      1h 47m
      Direct
      IAD 07:32
      Boston - Washington D.C. | Thu, Dec 31 | United Airlines
      OMR 74
      52% off
      OMR 154 OMR 74
    • BOS 05:45
      1h 47m
      Direct
      IAD 07:32
      Boston - Washington D.C. | Tue, Dec 29 | United Airlines
      OMR 75
      51% off
      OMR 154 OMR 75
    • BOS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Boston - Washington D.C. | Tue, Nov 17 | Normal Airline
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    • Cheapest nonstop
      BOS 14:40
      1h 47m
      Direct
      IAD 16:27
      Boston - Washington D.C. | Tue, Nov 17 | United Airlines
      OMR 33 OMR 41
      20% off
      20% off
      OMR 41 OMR 33
    • BOS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Boston - Washington D.C. | Tue, Nov 17 | Normal Airline
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    • BOS 05:45
      1h 40m
      Direct
      IAD 07:25
      Boston - Washington D.C. | Fri, Dec 11 | United Airlines
      OMR 38 OMR 154
      75% off
      75% off
      OMR 154 OMR 38
    • BOS 09:30
      1h 45m
      Direct
      IAD 11:15
      Boston - Washington D.C. | Fri, Dec 4 | United Airlines
      OMR 46 OMR 154
      70% off
      70% off
      OMR 154 OMR 46
    • BOS 09:30
      1h 45m
      Direct
      IAD 11:15
      Boston - Washington D.C. | Fri, Nov 27 | United Airlines
      OMR 99 OMR 154
      36% off
      36% off
      OMR 154 OMR 99
    • BOS 19:49
      1h 46m
      Direct
      IAD 21:35
      Boston - Washington D.C. | Fri, Jan 1 | United Airlines
      OMR 67
      45% off
      OMR 121 OMR 67
    • BOS 19:49
      1h 46m
      Direct
      IAD 21:35
      Boston - Washington D.C. | Wed, Dec 30 | United Airlines
      OMR 74
      39% off
      OMR 121 OMR 74
    • BOS 19:49
      1h 46m
      Direct
      IAD 21:35
      Boston - Washington D.C. | Fri, Dec 25 | United Airlines
      OMR 82
      32% off
      OMR 121 OMR 82
    • BOS 19:49
      1h 46m
      Direct
      IAD 21:35
      Boston - Washington D.C. | Sun, Dec 20 | United Airlines
      OMR 82
      32% off
      OMR 121 OMR 82
    • BOS 14:40
      1h 47m
      Direct
      IAD 16:27
      Boston - Washington D.C. | Tue, Nov 17 | United Airlines
      OMR 33
      79% off
      OMR 154 OMR 33
    • BOS 19:15
      1h 47m
      Direct
      IAD 21:02
      Boston - Washington D.C. | Thu, Jan 14 | United Airlines
      OMR 37
      31% off
      OMR 54 OMR 37
    • BOS 13:00
      17h 25m
      1 stop
      WAS 14:00
      Boston - Washington D.C. | Tue, Nov 17 | Normal Airline
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Displayed flight fares from Boston to Washington D.C. are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Boston Logan International Airport to Dulles International Airport?

The cheapest airline flying from Boston Logan International Airport to Dulles International Airport is Frontier Airlines (from OMR 26) among 1 carriers operating this route. Based on Trip.com's latest 7-day flight data.
WestJet logo WestJet Porter Airlines logo Porter Airlines Air Canada logo Air Canada Flair Airlines logo Flair Airlines Air North logo Air North
Delta Air Lines logo Delta Air Lines

Trip.com Price Insights: Flights from Boston Logan International Airport to Dulles International Airport

What is the cheapest month to fly from Boston Logan International Airport to Dulles International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from Boston Logan International Airport to Dulles International Airport for each month in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest one-way flights from Boston Logan International Airport to Dulles International Airport are usually in February, with an average price of OMR 66. It is best to avoid October, when the average price can reach OMR 126.

OMR 126
OMR 96
OMR 66
OMR 36
    Cheapest
  • OMR 79
    Nov
  • OMR 76
    Dec
  • OMR 84
    Jan
  • OMR 66
    Feb
  • OMR 95
    Mar
  • OMR 89
    Apr
  • OMR 84
    May
  • OMR 101
    Jun
  • OMR 79
    Jul
  • OMR 91
    Aug
  • OMR 103
    Sep
  • OMR 126
    Oct

What is the cheapest day of the week to fly from Boston Logan International Airport to Dulles International Airport?

The data is based on the past 12 months and shows the average ticket prices from Boston Logan International Airport to Dulles International Airport for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure day from Boston Logan International Airport to Dulles International Airport is Wednesday, with average prices usually lower than other days. Avoid departing on Sunday as prices are typically highest on that day.

OMR 108
OMR 76
OMR 44
OMR 12
    Cheapest
  • OMR 95
    Mon
  • OMR 69
    Tue
  • OMR 44
    Wed
  • OMR 88
    Thu
  • OMR 90
    Fri
  • OMR 84
    Sat
  • OMR 108
    Sun

What is the flight schedule from Boston Logan International Airport to Dulles International Airport?

Check the schedule for flights from Boston to Washington D.C. and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA1734

    Boston Logan International Airport

    05:40

    BOS

    1h 50m

    07:30

    IAD

    S M T W T F S
    Search

  2. UA694

    Boston Logan International Airport

    19:41

    BOS

    1h 47m

    21:28

    IAD

    S M T W T - S
    Search

  3. UA721

    Boston Logan International Airport

    14:40

    BOS

    1h 50m

    16:30

    IAD

    S M T W T F S
    Search

  4. UA2098

    Boston Logan International Airport

    09:30

    BOS

    1h 50m

    11:20

    IAD

    S M T W T F S
    Search

  5. UA1693

    Boston Logan International Airport

    18:55

    BOS

    1h 27m

    Direct

    20:22

    EWR

    S M T W T - S
    Search

  6. UA1784

    Newark Liberty International Airport

    21:00

    EWR

    1h 25m

    Direct

    22:25

    IAD

    S M T W T F S

  7. UA592

    Boston Logan International Airport

    17:57

    BOS

    1h 26m

    Direct

    19:23

    EWR

    S M T W T F S
    Search

  8. UA1784

    Newark Liberty International Airport

    21:00

    EWR

    1h 25m

    Direct

    22:25

    IAD

    S M T W T F S

  9. UA592

    Boston Logan International Airport

    17:57

    BOS

    1h 26m

    Direct

    19:23

    EWR

    S M T W T F S
    Search

  10. UA1402

    Newark Liberty International Airport

    22:00

    EWR

    1h 25m

    Direct

    23:25

    IAD

    - M T W - - -

  11. DL2611

    Boston Logan International Airport

    06:00

    BOS

    1h 29m

    Direct

    07:29

    JFK

    S M T W T F S
    Search

  12. DL5595

    John F. Kennedy International Airport

    10:25

    JFK

    1h 27m

    Direct

    11:52

    IAD

    S M T W T F S

  13. F91773

    Boston Logan International Airport

    09:46

    BOS

    2h 59m

    Direct

    12:45

    ATL

    - - - - T F S
    Search

  14. F94410

    Hartsfield–Jackson Atlanta International Airport

    12:55

    ATL

    1h 48m

    Direct

    14:43

    IAD

    S M T W T F S

  15. F91977

    Boston Logan International Airport

    10:26

    BOS

    3h 13m

    Direct

    13:39

    MCO

    - - - - T F S
    Search

  16. F94230

    Orlando International Airport

    08:00

    MCO

    2h 21m

    Direct

    10:21

    IAD

    S M T W - - -
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FAQs for Boston Logan International Airport to Dulles International Airport Flights

  • How long is the flight from Boston Logan International Airport to Dulles International Airport?

    Boston Logan International Airport to Dulles International Airport takes about 1 hour 16 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 4 daily flights from Boston Logan International Airport (BOS) to Dulles International Airport (IAD).
  • The earliest flight from Boston Logan International Airport to Dulles International Airport departs at 05:30, and the last departs at 19:41, with about 6 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Boston Logan International Airport (BOS) to Dulles International Airport (IAD) is quite popular. Without considering departure times or holidays, tickets cost around OMR 119 in November, the most expensive month to book this route.
  • United Airlines is a very popular airline operating an average of 3581 flights per month.
  • One-way flights from Boston Logan International Airport to Dulles International Airport currently start from OMR 26, and round-trip fares start from OMR 46. The current lowest fare is a Frontier Airlines flight departing on Tue, Dec 22; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from Boston Logan International Airport to Dulles International Airport, with an average flight time of 1 hour 17 minutes, and around 29 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Boston Logan International Airport to Dulles International Airport is OMR 74. Prices may vary depending on the departure date, airline, and availability.
  • Boston Logan International Airport to Dulles International Airport operates around 29 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Boston Logan International Airport and Dulles International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Find Cheap Flights with Trip.com

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

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Prices displayed on this page are all-inclusive prices (incl. taxes, fuel surcharge, 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 were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
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.
Cancellation/change due to a flight schedule change:
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.