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Dulles Intl

$70+ 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — IAD
févr. 28 — mars 71
sam. 2/28
sam. 3/7
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 janvier 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
jeu. 3/54:22 pm
BOS
-
IAD
1 stop15h 02m
Multiple Airlines
jeu. 3/126:30 am
IAD
-
BOS
1 stop29h 11m
Multiple Airlines
Deal found 1/26$157
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
mer. 3/186:00 am
BOS
-
IAD
2 stops18h 21m
Multiple Airlines
mar. 3/247:00 am
IAD
-
BOS
1 stop28h 13m
Multiple Airlines
Deal found 1/27$158
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
mer. 3/186:00 am
BOS
-
IAD
2 stops18h 21m
Multiple Airlines
lun. 3/236:20 am
IAD
-
BOS
1 stop29h 21m
Multiple Airlines
Deal found 1/27$160
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
mer. 4/112:42 pm
BOS
-
IAD
1 stop11h 54m
Frontier
lun. 4/610:25 pm
IAD
-
BOS
1 stop13h 20m
Frontier
Deal found 1/27$164
This United Airlines deal was found by Cheapflights users on 1/28. 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.
mer. 2/2512:05 pm
BOS
-
IAD
1 stop4h 24m
United Airlines
sam. 2/285:27 pm
IAD
-
BOS
Nonstop1h 41m
United Airlines
Deal found 1/28$166
This United Airlines deal was found by Cheapflights users on 1/28. 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.
jeu. 2/265:35 am
BOS
-
IAD
Nonstop1h 44m
United Airlines
jeu. 3/58:22 am
IAD
-
BOS
Nonstop1h 36m
United Airlines
Deal found 1/28$167
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
jeu. 3/56:00 am
BOS
-
IAD
1 stop10h 43m
Frontier
mer. 3/116:20 am
IAD
-
BOS
1 stop29h 21m
Frontier
Deal found 1/27$169
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
mar. 3/1712:36 pm
BOS
-
IAD
1 stop11h 20m
Multiple Airlines
lun. 3/232:58 pm
IAD
-
BOS
2 stops25h 46m
Multiple Airlines
Deal found 1/27$171
This United Airlines deal was found by Cheapflights users on 1/28. 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.
jeu. 3/59:30 am
BOS
-
IAD
Nonstop1h 44m
United Airlines
ven. 3/610:20 pm
IAD
-
BOS
Nonstop1h 37m
United Airlines
Deal found 1/28$172
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
ven. 2/276:00 am
BOS
-
IAD
1 stop27h 34m
Frontier
jeu. 3/511:22 am
IAD
-
BOS
1 stop13h 51m
Frontier
Deal found 1/27$173
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
jeu. 3/56:00 am
BOS
-
IAD
1 stop10h 43m
Frontier
dim. 3/86:25 am
IAD
-
BOS
1 stop29h 16m
Frontier
Deal found 1/28$174
This Frontier deal was found by Cheapflights users on 1/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 4/112:42 pm
BOS
-
IAD
1 stop11h 54m
Frontier
mar. 4/73:15 pm
IAD
-
BOS
1 stop10h 11m
Frontier
Deal found 1/27$175

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 janvier 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$157
(Kiwi.com)

One-way from

$70
(Frontier)

Popular in

November

Cheapest in

March

Average price

$192

Good round-trip deal

$313 or less

Good one-way deal

$137 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. 11% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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.
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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 janvier 29, 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

Massachusetts

Fly to

Dulles Intl

Route

Depart

Return

Price

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

lun. 3/9

5:45 am-7:29 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

lun. 3/9

10:20 pm-11:57 pm

Nonstop1h 37m

$167

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

ven. 2/20

9:30 am-11:14 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

mer. 2/25

9:00 am-10:36 am

Nonstop1h 36m

$167

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

mer. 2/25

5:35 am-7:19 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

mer. 3/4

5:27 pm-7:08 pm

Nonstop1h 41m

$167

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

dim. 4/26

5:45 am-7:25 am

Nonstop1h 40m

Washington, D.C. Dulles Intl

jeu. 4/30

6:00 am-10:20 am

1 stop4h 20m

$177

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

mar. 3/31

6:25 pm-11:25 pm

1 stop5h 00m

Washington, D.C. Dulles Intl

mer. 4/1

12:59 pm-2:42 pm

Nonstop1h 43m

$177

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

jeu. 4/2

5:45 am-7:25 am

Nonstop1h 40m

Washington, D.C. Dulles Intl

lun. 4/6

5:41 pm-9:54 pm

1 stop4h 13m

$177

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

jeu. 2/26

9:30 am-11:14 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

jeu. 3/5

6:00 am-9:21 am

1 stop3h 21m

$177

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

ven. 4/24

5:45 am-7:25 am

Nonstop1h 40m

Washington, D.C. Dulles Intl

mar. 4/28

8:22 am-10:04 am

Nonstop1h 42m

$177

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

lun. 3/23

9:30 am-11:14 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

mer. 3/25

6:00 am-9:21 am

1 stop3h 21m

$177

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

sam. 2/28

7:19 pm-9:03 pm

Nonstop1h 44m

Washington, D.C. Dulles Intl

jeu. 3/5

6:00 am-9:21 am

1 stop3h 21m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 60 results
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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, May is the cheapest month in which you can book a flight from Massachusetts to Washington, D.C. Dulles Intl Airport (average of $133). Flying from Massachusetts to Washington, D.C. Dulles Intl Airport in August is currently the most expensive (average of $193). 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 janvier 29, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 64% on flights from Massachusetts to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the evening.

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 janvier 29, 2026.

The most flights from USMA to IAD are scheduled on a Thursday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

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 44m. 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 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 Air China (100%), ANA (95%) or Ethiopian Air (93%) 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 $88. While the most popular route (Boston Logan Intl - Washington, D.C. Dulles Intl) can be booked for $156 on average, our data indicates $728 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, May is the cheapest month in which you can book a flight from Massachusetts to Washington, D.C. Dulles Intl Airport (average of $133). Flying from Massachusetts to Washington, D.C. Dulles Intl Airport in August is currently the most expensive (average of $193). 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
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Manassas
Largo
Bowie
McLean
Clinton
Upper Marlboro

Browse thousands of different options on Cheapflights for your next trip

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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.
Los Angeles to Reagan-National flights
Dallas/Fort Worth to Dulles Intl flights
Los Angeles to Baltimore flights
Los Angeles to Dulles Intl flights
O'Hare Intl to Reagan-National flights
Boston to Baltimore flights
Dallas/Fort Worth to Baltimore flights
O'Hare Intl to Baltimore flights
Dallas/Fort Worth to Reagan-National flights
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San Francisco to Reagan-National flights
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Boston to Reagan-National flights
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Atlanta to Baltimore flights
Seattle to Reagan-National flights
Miami to Dulles Intl flights
Atlanta to Dulles Intl flights
Hobby to Reagan-National flights
Hobby to Dulles Intl flights
San Francisco to Dulles Intl flights
Atlanta to Reagan-National flights
George Bush Intcntl to Reagan-National flights
San Francisco to Baltimore flights
Orlando to Reagan-National flights
Seattle to Dulles Intl flights
Fort Lauderdale to Dulles Intl flights
Denver to Baltimore flights
Detroit to Dulles Intl flights
Hobby to Baltimore flights
Orlando to Baltimore flights
Miami to Baltimore flights
Charlotte to Dulles Intl flights
Tampa to Dulles Intl flights
Austin to Dulles Intl flights
George Bush Intcntl to Dulles Intl flights
Denver to Dulles Intl flights
Seattle to Baltimore flights
Midway to Dulles Intl flights
Denver to Reagan-National flights
Fort Lauderdale to Baltimore flights
Minneapolis to Reagan-National flights
Detroit to Baltimore flights
Sky Harbor Intl to Dulles Intl flights
Austin to Reagan-National flights
Charlotte to Baltimore flights
LaGuardia to Reagan-National flights
Austin to Baltimore flights
Tampa to Reagan-National flights
Minneapolis to Baltimore flights

Top 4 airlines flying from Massachusetts to Dulles Intl

Discover the top 4 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 janvier 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$66Average$135FlexibilityNo cancel feeOn-time65%
DeltaCheapest$80Average$202FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$131Average$332FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$157Average$282FlexibilityNo cancel feeOn-time69%

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