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IAD - BOS

£80 Find cheap flights from Washington Dulles Airport to Boston

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Boston departing on 23/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Thu 13/6
Thu 20/6

Search hundreds of travel sites at once for deals on flights to Boston

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Boston, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Boston, as well as popular online travel agencies
In the last 7 days, travellers have searched 42,566,405 times on KAYAK, and here's why:

Save 28% or moreCompare multiple travel sites with one search.

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Filter your dealsChoose cabin class, free Wi-Fi and more.

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Cheap flight deals from Dulles Intl to Boston (IAD-BOS)

 
These are the cheapest deals for flights from Dulles Intl to Boston currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from Dulles Intl to Boston

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Dulles Intl to Boston.

Recent one-way flight deals from Dulles Intl to Boston

Only flying one-way? Below are some of the best one-way flight deals from Dulles Intl to Boston found on KAYAK recently.

Recent last-minute flight deals from Dulles Intl to Boston

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from Dulles Intl to Boston.

Recent direct flight deals from Dulles Intl to Boston

The latest deals for direct flights from Dulles Intl to Boston so you can sit back and relax without the need for a layover.

Cheap bus & train deals from Dulles Intl to Boston

Find recent round-trip train or bus tickets from Dulles Intl to Boston.

All round-trip flight deals to Boston

The cheapest plane tickets to Boston found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
22:20 - 23:58IAD-BOS
1h 38mdirect
05:30 - 07:11BOS-IAD
1h 41mdirect
£126United Airlines
Find Deal
Thu, 4 Jul - Sat, 6 Jul
06:00 - 09:44IAD-BOS
3h 44m1 stop
05:30 - 07:11BOS-IAD
1h 41mdirect
£133United Airlines
Find Deal
Thu, 4 Jul - Sat, 6 Jul
22:23 - 23:59IAD-BOS
1h 36mdirect
05:45 - 07:26BOS-IAD
1h 41mdirect
£159United Airlines
Find Deal
Sat, 15 Jun - Mon, 17 Jun
08:35 - 14:16IAD-BOS
5h 41m1 stop
05:45 - 07:26BOS-IAD
1h 41mdirect
£166United Airlines
Find Deal
Wed, 5 Jun - Thu, 6 Jun
08:35 - 14:16IAD-BOS
5h 41m1 stop
05:45 - 07:26BOS-IAD
1h 41mdirect
£167United Airlines
Find Deal
Thu, 6 Jun - Sun, 9 Jun
16:59 - 22:56IAD-BOS
5h 57m1 stop
13:30 - 17:21BOS-IAD
3h 51m1 stop
£196Delta
Find Deal
Sat, 25 May - Wed, 29 May
16:59 - 22:56IAD-BOS
5h 57m1 stop
06:00 - 12:44BOS-IAD
6h 44m1 stop
£197Delta
Find Deal
Sat, 25 May - Fri, 31 May
17:03 - 22:35IAD-BOS
5h 32m1 stop
06:00 - 12:44BOS-IAD
6h 44m1 stop
£205Delta
Find Deal
Mon, 10 Jun - Thu, 13 Jun
11:27 - 23:16IAD-BOS
11h 49m1 stop
06:15 - 21:37BOS-IAD
15h 22m1 stop
£227Sun Country Air
Find Deal
Wed, 10 Jul - Sat, 13 Jul
12:00 - 10:26IAD-BOS
22h 26m1 stop
06:15 - 21:37BOS-IAD
15h 22m1 stop
£247Sun Country Air
Find Deal
Tue, 9 Jul - Sat, 13 Jul
22:20 - 23:59IAD-BOS
1h 39mdirect
£80United Airlines
Find Deal
Mon, 23 Sep
22:23 - 23:59IAD-BOS
1h 36mdirect
£81United Airlines
Find Deal
Mon, 17 Jun
08:30 - 13:15IAD-BOS
4h 45m1 stop
£87United Airlines
Find Deal
Tue, 30 Jul
16:59 - 22:56IAD-BOS
5h 57m1 stop
£99Delta
Find Deal
Sat, 25 May
12:15 - 18:46IAD-BOS
6h 31m1 stop
£110Delta
Find Deal
Sat, 13 Jul
13:50 - 10:29IAD-BOS
20h 39m1 stop
£178Sun Country Air
Find Deal
Sat, 15 Jun
13:05 - 10:22IAD-BOS
21h 17m2 stops
£211Sun Country Air
Find Deal
Mon, 17 Jun
06:14 - 12:41IAD-BOS
6h 27m2 stops
Mon, 27 May
06:14 - 12:08IAD-BOS
5h 54m2 stops
Sun, 2 Jun
05:30 - 23:00IAD-BOS
17h 30m3 stops
£675Southwest
Find Deal
Mon, 20 May
22:01 - 23:38IAD-BOS
1h 37mdirect
14:25 - 16:07BOS-IAD
1h 42mdirect
£238United Airlines
Find Deal
Fri, 17 May - Wed, 22 May
06:00 - 10:44IAD-BOS
4h 44m1 stop
14:25 - 16:07BOS-IAD
1h 42mdirect
£246United Airlines
Find Deal
Fri, 17 May - Wed, 22 May
22:01 - 23:38IAD-BOS
1h 37mdirect
05:45 - 07:27BOS-IAD
1h 42mdirect
£254United Airlines
Find Deal
Fri, 17 May - Mon, 20 May
06:00 - 10:44IAD-BOS
4h 44m1 stop
05:45 - 07:27BOS-IAD
1h 42mdirect
£261United Airlines
Find Deal
Fri, 17 May - Mon, 20 May
16:59 - 22:56IAD-BOS
5h 57m1 stop
10:42 - 17:21BOS-IAD
6h 39m1 stop
£262Delta
Find Deal
Wed, 15 May - Wed, 22 May
12:35 - 19:22IAD-BOS
6h 47m1 stop
06:00 - 12:44BOS-IAD
6h 44m1 stop
£289Delta
Find Deal
Wed, 15 May - Thu, 16 May
22:05 - 10:44IAD-BOS
12h 39m2 stops
13:50 - 20:45BOS-IAD
6h 55m2 stops
Sun, 19 May - Fri, 24 May
08:17 - 17:13IAD-BOS
8h 56m2 stops
11:50 - 20:45BOS-IAD
8h 55m2 stops
Thu, 16 May - Thu, 23 May
05:02 - 13:41IAD-BOS
8h 39m2 stops
16:01 - 00:01BOS-IAD
8h 00m2 stops
£1,035American Airlines
Find Deal
Thu, 16 May - Thu, 16 May
16:19 - 05:30IAD-BOS
13h 11m1 stop
18:10 - 15:15BOS-IAD
21h 05m1 stop
£1,417Alaska Airlines
Find Deal
Fri, 17 May - Mon, 20 May
22:20 - 23:58IAD-BOS
1h 38mdirect
05:30 - 07:11BOS-IAD
1h 41mdirect
£126United Airlines
Find Deal
Thu, 4 Jul - Sat, 6 Jul
22:23 - 23:59IAD-BOS
1h 36mdirect
05:45 - 07:26BOS-IAD
1h 41mdirect
£159United Airlines
Find Deal
Sat, 15 Jun - Thu, 20 Jun
22:23 - 23:59IAD-BOS
1h 36mdirect
05:45 - 07:26BOS-IAD
1h 41mdirect
£175United Airlines
Find Deal
Sat, 1 Jun - Sat, 8 Jun
22:23 - 23:59IAD-BOS
1h 36mdirect
05:45 - 07:26BOS-IAD
1h 41mdirect
£186United Airlines
Find Deal
Fri, 14 Jun - Mon, 17 Jun
22:23 - 23:59IAD-BOS
1h 36mdirect
05:45 - 07:26BOS-IAD
1h 41mdirect
£187United Airlines
Find Deal
Thu, 6 Jun - Tue, 18 Jun
22:20 - 23:58IAD-BOS
1h 38mdirect
09:30 - 11:12BOS-IAD
1h 42mdirect
£187United Airlines
Find Deal
Fri, 9 Aug - Mon, 19 Aug
22:20 - 23:59IAD-BOS
1h 39mdirect
05:50 - 07:32BOS-IAD
1h 42mdirect
£190United Airlines
Find Deal
Fri, 6 Sep - Sun, 8 Sep
22:23 - 23:59IAD-BOS
1h 36mdirect
19:10 - 20:54BOS-IAD
1h 44mdirect
£191United Airlines
Find Deal
Sat, 25 May - Tue, 28 May
22:23 - 23:59IAD-BOS
1h 36mdirect
05:45 - 07:26BOS-IAD
1h 41mdirect
£202United Airlines
Find Deal
Sat, 25 May - Mon, 3 Jun
22:20 - 23:58IAD-BOS
1h 38mdirect
05:30 - 07:11BOS-IAD
1h 41mdirect
£206United Airlines
Find Deal
Fri, 28 Jun - Sat, 29 Jun

Flights from Dulles Intl to Boston - Travel Insights & Trends

Get data-powered insights and trends into flights from Dulles Intl to Boston to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Boston?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Washington, D.C. Dulles Intl Airport to Boston, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Washington, D.C. Dulles Intl Airport to Boston is January, where tickets cost £126 on average. On the other hand, the most expensive months are April and November, where the average cost of tickets is £213 and £190 respectively.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Boston?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Washington, D.C. Dulles Intl Airport to Boston, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Washington, D.C. Dulles Intl Airport to Boston, you should book around 3 weeks before departure. For the absolute cheapest price, our data suggests you should book 63 days before departure.

Which airlines provide the cheapest flights from Washington Dulles Airport to Boston?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the last 3 days, United Airlines offered the best one-way deal for that route, at £80. KAYAK users also found Washington Dulles Airport to Boston return flights on United Airlines from £126 and on Delta from £196.

How many flights are there between Washington, D.C. Dulles Intl Airport and Boston per day?

Each day, there are between 4 and 6 nonstop flights that take off from Washington, D.C. Dulles Intl Airport and land in Boston, with an average flight time of 1h 37m. The most common departure time is 17:00 and most flights take off in the morning. Each week, there are 30 flights. The most frequent day of departure is Wednesday, when 20% of all weekly flights depart. The fewest flights depart on a Friday.

Which cabin class options are there for flights between Washington, D.C. Dulles Intl Airport and Boston?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There are 2 cabin class options for the route. These are First and Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How long does a flight from Washington Dulles Airport to Boston take?

Direct flights cover the 411 miles separating Washington Dulles Airport and Boston in about 1h 36m.

What’s the earliest departure time from Washington Dulles Airport to Boston?

Early birds can take the earliest flight from Washington, D.C. Dulles Intl Airport at 08:40 and will be landing in Boston at 10:20.

What’s the latest departure time from Washington Dulles Airport to Boston?

If you prefer to fly at night, the latest flight from Washington, D.C. Dulles Intl Airport to Boston jets off at 22:23 and lands at 23:59.

Good to know - Cheap tickets from Washington Dulles Airport to Boston

Low season

February

High season

July

Cheapest flight

£80
Best time to beat the crowds (29% less expensive on average)
Most popular time to fly and prices are also 3% lower on average.
Flight from Washington Dulles Airport to Boston

When to book flights from Dulles Intl to Boston

Are your dates flexible? Find out the best times to travel from Dulles Intl to Boston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Washington Dulles Airport to Boston flights

  • Are there pet relief areas in Washington Dulles Airport?

    There are pet relief areas in Washington Dulles Airport. You can find them in the concourses near the security area, as well as in the baggage claim area. Your animal can take a bathroom break and stretch.

  • Can I get a car rental at Boston Logan International Airport?

    If you're looking for a convenient way to get from your flight to your final destination, renting a car at Boston Logan International Airport is the way to go. After you land and claim your luggage, head to the car rental counter at the airport and choose from an array of vehicles including luxury cars, SUVs, minivans, crossovers, and trucks. Companies include Hertz, Alamo, National, and Avis.

  • How can I get downtown from Boston Logan International Airport?

    Getting downtown from Boston Logan International Airport is easy, and there are several options to choose from. The easiest way would be to take the Silver Line bus that runs between the airport and South Station in Boston. The Silver Line is an express bus that will drop you off at South Station in just under 30min—and it drops off right across the street from TD Garden. Another option is taking the subway. The MBTA has a stop at each terminal and they run 24h a day, 7 days a week.

  • How can I get to Washington Dulles Airport from the city center?

    Washington Dulles Airport is 26 miles from the city center. It takes approximately 50min to get to the airport through the Metrobus Route 5A which will take you to Wiehle-Reston East Metrorail Station. At the station, you will take the Silver Line Express bus to the station. In case you want a quicker means of transportation, taking a taxi will get you to the airport within 30-40min.

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to Boston?

    In the last 3 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to Boston was £100 for a one-way ticket and £158 for a return.

  • Which airlines offer Wi-Fi service onboard planes from Washington Dulles Airport to Boston?

    All the following airlines offer inflight Wi-Fi service on the Washington Dulles Airport to Boston flight route: JetBlue, Delta, American Airlines, Lufthansa, Alaska Airlines, and Air Canada.

  • Which aircraft models fly most regularly from Washington Dulles Airport to Boston?

    The Boeing 737 MAX 9 is the aircraft model that flies most regularly on the Washington Dulles Airport to Boston flight route.

  • Which airline alliances offer flights from Washington Dulles Airport to Boston?

    Star Alliance is the only airline alliance operating flights between Washington Dulles Airport and Boston.

  • On which days can I fly direct from Washington Dulles Airport to Boston?

    There are direct flights from Washington Dulles Airport to Boston on a daily basis.

  • How does KAYAK find such low prices on flights from Washington Dulles Airport to Boston?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington Dulles Airport to Boston.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington Dulles Airport to Boston?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from Washington Dulles Airport is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington Dulles Airport to Boston?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Boston with an airline and back to Washington Dulles Airport with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington Dulles Airport to Boston?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boston from Washington Dulles Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding a cheap flight from Washington Dulles Airport to Boston

  • United Airlines offers a wide selection of in-flight entertainment options on their flights. United’s system, LiveTV, offers more than 10,000h of programming. With interactive seat-back video touchscreens and wireless connectivity available for select aircraft classes, customers can choose from a variety of exciting programming options that bring the best in entertainment to their flights.
  • Accessibility Services of Washington Dulles Airport (IAD) boasts a wide variety of wheelchairs, access and other transportation options so that you can get to your gate more quickly and easily.
  • If you're flying out of Boston Logan International Airport (BOS), the airport has a great selection of lounges for your comfort and relaxation. The American Airlines Admirals Club is one of the most popular places to unwind and relax, as it offers a wide variety of amenities, including Wi-Fi, newspapers and magazines, television, food and drinks, and business facilities.
  • Located in terminals B, C and E, the business center at Boston Logan International Airport offers a variety of services to help you stay on top of your work while you're away from the office. The business center has computers with printers available for use as well as photocopiers, scanners, and fax machines. You can also find complimentary Wi-Fi access at the terminals.
  • The Washington Dulles Airport Marriott offers the perfect place for you to rest your head before your flight. The hotel is conveniently located only 0.3 miles and offers a free shuttle to the airport.
See more tips

Prefer to fly direct from Washington Dulles Airport to Boston?

Find which airlines fly direct from Dulles Intl to Logan Intl, which days they fly and book direct flights.

Direct departures

Washington, D.C. Dulles Intl to Boston Logan Intl

Monday

ANA, Austrian Airlines, Avianca, +5 more

ANA, Austrian Airlines, +6 more

Tuesday

ANA, Air China, Austrian Airlines, +7 more

ANA, Air China, +8 more

Wednesday

ANA, Austrian Airlines, Avianca, +5 more

ANA, Austrian Airlines, +6 more

Thursday

ANA, Austrian Airlines, Avianca, +6 more

ANA, Austrian Airlines, +7 more

Friday

ANA, Austrian Airlines, Avianca, +5 more

ANA, Austrian Airlines, +6 more

Saturday

ANA, Air China, Austrian Airlines, +7 more

ANA, Air China, +8 more

Sunday

ANA, Austrian Airlines, Avianca, +6 more

ANA, Austrian Airlines, +7 more

See more direct flights

Direct returns

Boston Logan Intl to Washington, D.C. Dulles Intl

Monday

ANA, Austrian Airlines, Avianca, +5 more

ANA, Austrian Airlines, +6 more

Tuesday

ANA, Air China, Austrian Airlines, +7 more

ANA, Air China, +8 more

Wednesday

ANA, Austrian Airlines, Avianca, +5 more

ANA, Austrian Airlines, +6 more

Thursday

ANA, Austrian Airlines, Avianca, +6 more

ANA, Austrian Airlines, +7 more

Friday

ANA, Austrian Airlines, Avianca, +5 more

ANA, Austrian Airlines, +6 more

Saturday

ANA, Air China, Austrian Airlines, +7 more

ANA, Air China, +8 more

Sunday

ANA, Austrian Airlines, Avianca, +6 more

ANA, Austrian Airlines, +7 more

See more direct flights
See more direct flights

Book cheap flights from Washington, D.C. to Boston

Cheapest flights to Boston from Washington, D.C. found in 2024

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Washington, D.C. to Boston found on KAYAK in the last 72 hours.
23/9Mon
directUnited Airlines
1h 39mIAD-BOS
£80
17/6Mon
directUnited Airlines
1h 36mIAD-BOS
£81
30/7Tue
1 stopUnited Airlines
4h 45mIAD-BOS
£87
25/5Sat
1 stopDelta
5h 57mIAD-BOS
£99
13/7Sat
1 stopDelta
6h 31mIAD-BOS
£110
15/6Sat
1 stopSun Country Air
20h 39mIAD-BOS
£178
17/6Mon
2 stopsSun Country Air
21h 17mIAD-BOS
£211
27/5Mon
2 stops
6h 27mIAD-BOS
£433
2/6Sun
2 stops
5h 54mIAD-BOS
£457
20/5Mon
3 stopsSouthwest
17h 30mIAD-BOS
£675

Search by stops

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Search by price

Last minute flights from Dulles Intl to Boston

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Washington, D.C. to Boston that are departing in the next 10 days.
17/5Fri
directUnited Airlines
1h 37mIAD-BOS
22/5Wed
directUnited Airlines
1h 42mBOS-IAD
£238
17/5Fri
multi-stopUnited Airlines
4h 44mIAD-BOS
22/5Wed
directUnited Airlines
1h 42mBOS-IAD
£246
17/5Fri
directUnited Airlines
1h 37mIAD-BOS
20/5Mon
directUnited Airlines
1h 42mBOS-IAD
£254
17/5Fri
multi-stopUnited Airlines
4h 44mIAD-BOS
20/5Mon
directUnited Airlines
1h 42mBOS-IAD
£261
15/5Wed
multi-stopDelta
5h 57mIAD-BOS
22/5Wed
multi-stopDelta
6h 39mBOS-IAD
£262
15/5Wed
multi-stopDelta
6h 47mIAD-BOS
16/5Thu
multi-stopDelta
6h 44mBOS-IAD
£289
19/5Sun
multi-stop
12h 39mIAD-BOS
24/5Fri
multi-stop
6h 55mBOS-IAD
£812
16/5Thu
multi-stop
8h 56mIAD-BOS
23/5Thu
multi-stop
8h 55mBOS-IAD
£822
16/5Thu
multi-stopAmerican Airlines
8h 39mIAD-BOS
16/5Thu
multi-stopAmerican Airlines
8h 00mBOS-IAD
£1,035
17/5Fri
multi-stopAlaska Airlines
13h 11mIAD-BOS
20/5Mon
multi-stopAlaska Airlines
21h 05mBOS-IAD
£1,417

Search by stops

Search by airline

Search by price

Washington Dulles Airport - Boston Flights

Departure:

Washington Dulles Airport (undefined)United States

Destination:

Boston (BOS)United States

Return flight deals:

Boston - Washington Dulles Airport

Cabin classes:

£362

Browse origins:

  • Flights » 
  • Washington, D.C. » 
  • Washington Dulles Airport

Browse destinations:

  • Flights » 
  • Worldwide » 
  • Boston