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Dulles Intl

$89+ Cheap flights from Massachusetts to Dulles Intl (IAD)

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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — IAD
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
1 adult, Economy
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Cheap flight deals from Massachusetts to Dulles Intl

Cheapest flights from Massachusetts to Dulles Intl
Explore the most affordable flight options available from Massachusetts to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.

This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:45 am
BOS
-
IAD
Nonstop1h 35m
United Airlines
Wed 10/1410:15 pm
IAD
-
BOS
Nonstop1h 44m
United Airlines
Deal found 6/8$176
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/15:45 am
BOS
-
IAD
Nonstop1h 38m
United Airlines
Wed 7/1510:10 pm
IAD
-
BOS
Nonstop1h 49m
United Airlines
Deal found 6/5$177
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:00 pm
BOS
-
IAD
1 stop3h 59m
United Airlines
Tue 9/110:15 pm
IAD
-
BOS
Nonstop1h 44m
United Airlines
Deal found 6/8$180
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:30 am
BOS
-
IAD
Nonstop1h 41m
United Airlines
Mon 9/76:15 am
IAD
-
BOS
1 stop3h 33m
United Airlines
Deal found 6/9$181
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:45 am
BOS
-
IAD
Nonstop1h 38m
United Airlines
Sun 8/910:00 am
IAD
-
BOS
Nonstop1h 52m
United Airlines
Deal found 6/8$184
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/15:45 am
BOS
-
IAD
Nonstop1h 38m
United Airlines
Wed 8/198:35 am
IAD
-
BOS
Nonstop1h 43m
United Airlines
Deal found 6/8$185
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/15:45 am
BOS
-
IAD
Nonstop1h 38m
United Airlines
Tue 7/75:42 pm
IAD
-
BOS
1 stop4h 13m
United Airlines
Deal found 6/5$187
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/15:45 am
BOS
-
IAD
Nonstop1h 38m
United Airlines
Sat 7/412:55 pm
IAD
-
BOS
Nonstop1h 45m
United Airlines
Deal found 6/10$192
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:45 am
BOS
-
IAD
Nonstop1h 35m
United Airlines
Tue 8/186:15 am
IAD
-
BOS
1 stop3h 33m
United Airlines
Deal found 6/9$194
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:45 am
BOS
-
IAD
Nonstop1h 35m
United Airlines
Wed 8/261:05 pm
IAD
-
BOS
Nonstop1h 45m
United Airlines
Deal found 6/5$196
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:00 am
BDL
-
IAD
Nonstop1h 26m
United Airlines
Mon 7/1310:25 pm
IAD
-
BDL
Nonstop1h 34m
United Airlines
Deal found 6/10$249
This Kiwi.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:55 am
ALB
-
IAD
1 stop8h 26m
Multiple Airlines
Sat 10/246:46 pm
IAD
-
ALB
1 stop16h 19m
Multiple Airlines
Deal found 6/8$255

Find flight deals from Massachusetts to Dulles Intl

Keep the following information in mind while searching for Massachusetts to Dulles Intl flight deals. Data was last updated June 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$176
(United Airlines)

One-way from

$89
(United Airlines)

Popular in

May

Cheapest in

September

Average price

$268

Good round-trip deal

$338 or less

Good one-way deal

$171 or less
Provider with most accurate pricing for Boston Logan Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Washington, D.C. (WAS) flights.
Search Deals
From Massachusetts to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Massachusetts to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Massachusetts to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from Massachusetts to Washington, D.C. Dulles Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Massachusetts to Dulles Intl 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 2,558,603 searches. Data last updated June 10, 2026.
Use the filters below to find and compare flights from Massachusetts to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sat 8/22

5:45 am-7:20 am

Nonstop1h 35m

Washington, D.C. Dulles Intl

Wed 8/26

8:35 am-2:22 pm

1 stop5h 47m

$206

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sat 8/1

5:45 am-7:23 am

Nonstop1h 38m

Washington, D.C. Dulles Intl

Sat 8/1

10:10 pm-11:59 pm

Nonstop1h 49m

$237

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 9/9

1:10 pm-7:16 pm

1 stop6h 06m

Washington, D.C. Dulles Intl

Wed 9/16

6:15 pm-11:10 pm

1 stop4h 55m

$247

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Thu 8/13

6:05 am-11:49 am

1 stop5h 44m

Washington, D.C. Dulles Intl

Sat 8/22

5:16 pm-11:59 pm

1 stop6h 43m

$247

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Thu 10/1

9:30 am-11:11 am

Nonstop1h 41m

Washington, D.C. Dulles Intl

Sat 10/3

6:45 am-11:24 am

1 stop4h 39m

$247

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Tue 8/25

2:28 pm-4:09 pm

Nonstop1h 41m

Washington, D.C. Dulles Intl

Thu 9/3

6:15 am-9:48 am

1 stop3h 33m

$247

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Thu 8/20

2:28 pm-4:09 pm

Nonstop1h 41m

Washington, D.C. Dulles Intl

Sun 8/23

6:15 am-9:48 am

1 stop3h 33m

$247

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Thu 6/25

5:45 am-7:23 am

Nonstop1h 38m

Washington, D.C. Dulles Intl

Tue 6/30

6:33 am-11:16 am

1 stop4h 43m

$252

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 9/2

12:41 pm-4:35 pm

1 stop3h 54m

Washington, D.C. Dulles Intl

Tue 9/8

6:15 am-12:47 pm

1 stop6h 32m

$257
Quickest round-trip

HartfordWashington, D.C.

BDL - IAD

BDLIAD

Hartford Bradley Intl

Thu 9/3

3:01 pm-4:25 pm

Nonstop1h 24m

Washington, D.C. Dulles Intl

Sun 9/6

12:40 pm-2:05 pm

Nonstop1h 25m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Massachusetts to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Massachusetts with our price prediction graph.
Estimated round-trip 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 Massachusetts to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Massachusetts to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Massachusetts to Washington, D.C. Dulles Intl Airport (average of $84). Flying from Massachusetts to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of $167). 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 MA to IAD?

Find hourly flight availability from Massachusetts to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 10, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 69% on flights from Massachusetts to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the morning.

Weekly flight availability from Massachusetts to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Massachusetts to Dulles Intl. 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 June 10, 2026.

The most flights from USMA to IAD are scheduled on a Tuesday (21 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).

How much does it cost to fly round-trip from Massachusetts to Washington, D.C. Dulles Intl Airport?

How far ahead should I book a flight from Massachusetts to Washington, D.C. Dulles Intl Airport?

To ensure you get the cheapest price possible for a flight from Massachusetts to Washington, D.C. Dulles Intl Airport, you should look to book at least 67 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

Find useful and relevant information for your journey from Massachusetts to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Massachusetts to Washington, D.C. Dulles Intl Airport?

    Departing from Massachusetts to Washington, D.C. Dulles Intl Airport will take you 1h 35m. Massachusetts and Washington, D.C. Dulles Intl Airport are separated by a distance of 411 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Massachusetts to Washington, D.C. Dulles Intl Airport one-way?

    The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as $83. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from Massachusetts to Washington, D.C. Dulles Intl Airport for a low price.

  • What are the most popular routes from Massachusetts to Washington, D.C. Dulles Intl Airport?

    The most popular flight routes from Massachusetts to Washington, D.C. Dulles Intl Airport are Boston Logan Intl - Washington, D.C. Dulles Intl, Hartford Bradley Intl - Washington, D.C. Dulles Intl and Albany Intl - Washington, D.C. Dulles Intl.

  • What are the most reliable airlines from Massachusetts to Washington, D.C. Dulles Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Massachusetts to Washington, D.C. Dulles Intl Airport consider choosing Ethiopian Air (98%), Egyptair (96%) or Air China (94%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Massachusetts to Washington, D.C. Dulles Intl Airport?

    Looking at all options, your cheapest flight can be booked for $118. While the most popular route (Boston Logan Intl - Washington, D.C. Dulles Intl) can be booked for $151 on average, our data indicates $919 when flying from Massachusetts to Washington, D.C. Dulles Intl Airport.

  • Can I find deals for flights from Massachusetts to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Massachusetts to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Massachusetts to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Massachusetts to Dulles Intl.

  • Can I find deals for business class flights from Massachusetts to Dulles Intl?

    Yes. Cheapflights offers flight deals from Massachusetts to Dulles Intl 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 Massachusetts to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Massachusetts to Washington, D.C. Dulles Intl Airport (average of $84). Flying from Massachusetts to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of $167). 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Tysons
Owings Mills
Springfield
Arlington
Reston
Rockville
Herndon
Fredericksburg
Laurel
Hyattsville
Manassas
Hanover
Chantilly
Lanham
Falls Church
Waldorf
Silver Spring
Largo
Clinton

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Alternative routes for Massachusetts to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Dulles Intl flights
Dallas/Fort Worth to Baltimore flights
Hobby to Baltimore flights
Dallas/Fort Worth to Reagan-National flights
Los Angeles to Reagan-National flights
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Los Angeles to Dulles Intl flights
Los Angeles to Baltimore flights
Hobby to Reagan-National flights
Boston to Baltimore flights
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Atlanta to Baltimore flights
O'Hare Intl to Baltimore flights
San Francisco to Dulles Intl flights
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O'Hare Intl to Reagan-National flights
Atlanta to Reagan-National flights
George Bush Intcntl to Baltimore flights
San Francisco to Reagan-National flights
Boston to Reagan-National flights
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Seattle to Reagan-National flights
O'Hare Intl to Dulles Intl flights
San Francisco to Baltimore flights
Hobby to Dulles Intl flights
Seattle to Baltimore flights
George Bush Intcntl to Reagan-National flights
Denver to Baltimore flights
George Bush Intcntl to Dulles Intl flights
Tampa to Dulles Intl flights
Tampa to Baltimore flights
Fort Lauderdale to Dulles Intl flights
Orlando to Baltimore flights
Orlando to Dulles Intl flights
Ontario to Dulles Intl flights
Sky Harbor Intl to Dulles Intl flights
Minneapolis to Dulles Intl flights
Austin to Dulles Intl flights
Midway to Baltimore flights
Miami to Baltimore flights
Miami to Dulles Intl flights
San Diego to Dulles Intl flights
Orlando to Reagan-National flights
Denver to Reagan-National flights
Newark to Reagan-National flights
Austin to Reagan-National flights
Minneapolis to Reagan-National flights
Miami to Reagan-National flights
Detroit to Reagan-National flights
Newark to Dulles Intl flights

Top 3 airlines flying from Massachusetts to Dulles Intl

Discover the top 3 airlines that operate flights from Massachusetts to Dulles Intl. 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 2,558,603 searches. Data last updated June 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$84Average$246FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$131Average$267FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$162Average$302FlexibilityNo cancel feeOn-time69%

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