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Boston Logan International Airport to Dulles International Airport flight

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 SGD 82 and round-trip from SGD 148. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        BOS 05:45
        1h 35m
        Nonstop
        IAD 07:20
        Boston - Washington D.C. | Wed, Oct 7 | United Airlines
        DCA 06:00
        1h 40m
        Nonstop
        BOS 07:40
        Washington D.C. - Boston | Wed, Oct 14 | Delta Air Lines
        SGD 179 SGD 231
        23% off
        23% off
        SGD 231 SGD 179
      • BOS 09:30
        1h 41m
        Nonstop
        IAD 11:11
        Boston - Washington D.C. | Sat, Oct 3 | United Airlines
        DCA 12:56
        1h 55m
        Nonstop
        BOS 14:51
        Washington D.C. - Boston | Tue, Oct 6 | American Airlines
        SGD 180 SGD 231
        22% off
        22% off
        SGD 231 SGD 180
      • BOS 05:45
        1h 35m
        Nonstop
        IAD 07:20
        Boston - Washington D.C. | Tue, Sep 22 | United Airlines
        DCA 15:06
        1h 49m
        Nonstop
        BOS 16:55
        Washington D.C. - Boston | Tue, Sep 22 | American Airlines
        SGD 181 SGD 231
        22% off
        22% off
        SGD 231 SGD 181
      • BOS 05:45
        1h 35m
        Nonstop
        IAD 07:20
        Boston - Washington D.C. | Thu, Oct 15 | United Airlines
        DCA 06:59
        1h 45m
        Nonstop
        BOS 08:44
        Washington D.C. - Boston | Mon, Oct 19 | Delta Air Lines
        SGD 181
        22% off
        SGD 231 SGD 181
      • BOS 09:30
        1h 41m
        Nonstop
        IAD 11:11
        Boston - Washington D.C. | Fri, Sep 18 | United Airlines
        DCA 06:00
        1h 43m
        Nonstop
        BOS 07:43
        Washington D.C. - Boston | Mon, Sep 21 | Delta Air Lines
        SGD 181
        22% off
        SGD 231 SGD 181
      • BOS 05:45
        1h 35m
        Nonstop
        IAD 07:20
        Boston - Washington D.C. | Fri, Sep 11 | United Airlines
        DCA 15:06
        1h 49m
        Nonstop
        BOS 16:55
        Washington D.C. - Boston | Tue, Sep 15 | American Airlines
        SGD 182
        21% off
        SGD 231 SGD 182
      • BOS 12:54
        11h 16m
        1 stop
        IAD 00:10
        Boston - Washington D.C. | Sat, Oct 3 | Frontier Airlines
        DCA 12:56
        1h 55m
        Nonstop
        BOS 14:51
        Washington D.C. - Boston | Tue, Oct 6 | American Airlines
        SGD 148
        36% off
        SGD 231 SGD 148
      • BOS 12:57
        11h 24m
        1 stop
        IAD 00:21
        Boston - Washington D.C. | Wed, Oct 21 | Frontier Airlines
        DCA 06:00
        1h 48m
        Nonstop
        BOS 07:48
        Washington D.C. - Boston | Wed, Oct 28 | American Airlines
        SGD 158
        32% off
        SGD 231 SGD 158
      • BOS 12:54
        11h 16m
        1 stop
        IAD 00:10
        Boston - Washington D.C. | Fri, Oct 2 | Frontier Airlines
        IAD 09:33
        25h 25m
        1 stop
        BOS 10:58
        Washington D.C. - Boston | Sat, Oct 3 | Frontier Airlines
        SGD 168
        27% off
        SGD 231 SGD 168
      • BOS 11:17
        23h
        1 stop
        IAD 10:17
        Boston - Washington D.C. | Thu, Oct 1 | Frontier Airlines
        IAD 09:33
        25h 25m
        1 stop
        BOS 10:58
        Washington D.C. - Boston | Sat, Oct 3 | Frontier Airlines
        SGD 171
        26% off
        SGD 231 SGD 171
      • BOS 12:54
        11h 16m
        1 stop
        IAD 00:10
        Boston - Washington D.C. | Wed, Sep 9 | Frontier Airlines
        BWI 22:00
        1h 39m
        Nonstop
        BOS 23:39
        Washington D.C. - Boston | Fri, Sep 11 | Delta Air Lines
        SGD 174
        25% off
        SGD 231 SGD 174
      • BOS 12:54
        11h 16m
        1 stop
        IAD 00:10
        Boston - Washington D.C. | Sat, Sep 19 | Frontier Airlines
        DCA 06:00
        1h 44m
        Nonstop
        BOS 07:44
        Washington D.C. - Boston | Wed, Sep 23 | American Airlines
        SGD 175
        24% off
        SGD 231 SGD 175
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Mon, Aug 31 | Normal Airline
        WAS 15:00
        6h
        Nonstop
        BOS 16:00
        Washington D.C. - Boston | Wed, Sep 2 | Normal Airline
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      • Cheapest nonstop
        BOS 05:45
        1h 35m
        Nonstop
        IAD 07:20
        Boston - Washington D.C. | Mon, Sep 28 | United Airlines
        SGD 105 SGD 137
        23% off
        23% off
        SGD 137 SGD 105
      • BOS 05:45
        1h 35m
        Nonstop
        IAD 07:20
        Boston - Washington D.C. | Sat, Oct 24 | United Airlines
        SGD 105 SGD 137
        23% off
        23% off
        SGD 137 SGD 105
      • BOS 05:45
        1h 35m
        Nonstop
        IAD 07:20
        Boston - Washington D.C. | Wed, Oct 28 | United Airlines
        SGD 106 SGD 137
        23% off
        23% off
        SGD 137 SGD 106
      • BOS 19:23
        1h 45m
        Nonstop
        IAD 21:08
        Boston - Washington D.C. | Sat, Sep 26 | United Airlines
        SGD 107
        22% off
        SGD 137 SGD 107
      • BOS 19:23
        1h 45m
        Nonstop
        IAD 21:08
        Boston - Washington D.C. | Wed, Sep 16 | United Airlines
        SGD 108
        21% off
        SGD 137 SGD 108
      • BOS 05:45
        1h 35m
        Nonstop
        IAD 07:20
        Boston - Washington D.C. | Sat, Sep 12 | United Airlines
        SGD 108
        21% off
        SGD 137 SGD 108
      • BOS 12:54
        11h 16m
        1 stop
        IAD 00:10
        Boston - Washington D.C. | Tue, Oct 6 | Frontier Airlines
        SGD 82
        40% off
        SGD 137 SGD 82
      • BOS 12:52
        11h 18m
        1 stop
        IAD 00:10
        Boston - Washington D.C. | Sat, Sep 26 | Frontier Airlines
        SGD 83
        39% off
        SGD 137 SGD 83
      • BOS 11:17
        23h
        1 stop
        IAD 10:17
        Boston - Washington D.C. | Mon, Sep 14 | Frontier Airlines
        SGD 85
        38% off
        SGD 137 SGD 85
      • BOS 12:54
        11h 16m
        1 stop
        IAD 00:10
        Boston - Washington D.C. | Wed, Sep 23 | Frontier Airlines
        SGD 86
        37% off
        SGD 137 SGD 86
      • BOS 12:54
        11h 16m
        1 stop
        IAD 00:10
        Boston - Washington D.C. | Sun, Sep 27 | Frontier Airlines
        SGD 100
        27% off
        SGD 137 SGD 100
      • BOS 11:17
        23h
        1 stop
        IAD 10:17
        Boston - Washington D.C. | Mon, Oct 5 | Frontier Airlines
        SGD 104
        24% off
        SGD 137 SGD 104
      • BOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Boston - Washington D.C. | Mon, Aug 31 | Normal Airline
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Displayed flight fares from Boston Logan International Airport to Dulles International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

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

What is the cheapest month for one-way flights from Boston Logan International Airport to Dulles International Airport?

Data is based on average one-way flight prices from Boston Logan International Airport to Dulles International Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Boston Logan International Airport to Dulles International Airport, the best time to buy is in February, with an average price of SGD 216. You’ll want to avoid June, when the average price can reach as high as SGD 330.

SGD 330
SGD 273
SGD 216
SGD 159
    Cheapest
  • SGD 306
    Aug
  • SGD 271
    Sep
  • SGD 251
    Oct
  • SGD 291
    Nov
  • SGD 249
    Dec
  • SGD 273
    Jan
  • SGD 216
    Feb
  • SGD 311
    Mar
  • SGD 293
    Apr
  • SGD 273
    May
  • SGD 330
    Jun
  • SGD 259
    Jul

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 day to depart from Boston Logan International Airport to Dulles International Airport is Wednesday, with average fares typically lower than other days. You’ll want to avoid flying on Monday, as ticket prices are usually the highest that day.

SGD 312
SGD 228
SGD 143
SGD 59
    Cheapest
  • SGD 312
    Mon
  • SGD 251
    Tue
  • SGD 143
    Wed
  • SGD 280
    Thu
  • SGD 307
    Fri
  • SGD 277
    Sat
  • SGD 254
    Sun

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 SGD 83) among 4 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From SGD 83
United Airlines
From SGD 107
Delta Air Lines
From SGD 142
American Airlines
From SGD 163

Find more flights and airlines

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

    05:45

    BOS

    1h 34m

    07:19

    IAD

    S M T W T F S
    Search

  2. UA2098

    Boston Logan International Airport

    09:30

    BOS

    1h 35m

    11:05

    IAD

    S M T W T F S
    Search

  3. UA2136

    Boston Logan International Airport

    19:41

    BOS

    1h 34m

    21:15

    IAD

    S M T W T F S
    Search

  4. UA721

    Boston Logan International Airport

    14:16

    BOS

    1h 48m

    16:04

    IAD

    S M T W T F S
    Search

  5. F93511

    Boston Logan International Airport

    12:45

    BOS

    2h 55m

    Nonstop

    15:40

    ATL

    S M T W T F S
    Search

  6. F93692

    Hartsfield–Jackson Atlanta International Airport

    22:30

    ATL

    1h 51m

    Nonstop

    00:21

    IAD

    S M T W T F S

  7. F91977

    Boston Logan International Airport

    10:04

    BOS

    3h 36m

    Nonstop

    13:40

    MCO

    S - - W T F S
    Search

  8. F94230

    Orlando International Airport

    07:33

    MCO

    2h 17m

    Nonstop

    09:50

    IAD

    S M T W T - -
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About Boston Logan International Airport and Dulles International Airport

Learn about Boston Logan International Airport (BOS) and Dulles International Airport (IAD) — including location, terminals, transportation, and travel tips.

Flight distance 662.25 km
Cheapest one-way ticket price SGD 82
Cheapest return ticket price SGD 148

FAQs for Boston Logan International Airport to Dulles International Airport Flights

  • How long does it take to fly from Boston Logan International Airport (BOS) to Dulles International Airport (IAD)?

    It takes around 1 hour 46 minutes to fly from Boston Logan International Airport (bos) to Dulles International Airport (iad).
  • There are around 4 daily flights from Boston Logan International Airport (BOS) to Dulles International Airport (IAD).
  • Tickets cost around SGD 156 in November, making it the cheapest month to book. Boston Logan International Airport (BOS) to Dulles International Airport (IAD) is a popular route, so don't forget to book your tickets in advance.
  • 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 SGD 332 in August, the most expensive month to book this route.
  • The earliest flight departs from Boston Logan International Airport (BOS) at 05:30 and arrives in Dulles International Airport (IAD) at 07:11.
  • The latest flight departs from Boston Logan International Airport (BOS) at 19:32 and arrives in Dulles International Airport (IAD) at 21:15.
  • United Airlines is a very popular airline operating an average of 3581 flights per month.
  • The earliest flight from Boston Logan International Airport to Dulles International Airport departs at 05:45, and the last departs at 19:23, with about 20 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • Boston Logan International Airport to Dulles International Airport takes about 1 hour 19 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • Yes. United Airlines, avianca, Lufthansa, Copa Airlines and ITA Airways operate direct flights from Boston Logan International Airport to Dulles International Airport, with an average flight time of 1 hour 19 minutes, and around 27 weekly flights. Actual flight frequency may vary by season.

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