Cheap flights from Boston to Dulles Intl (BOS - IAD)

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How to find the cheapest flight from
Boston (BOS) to Dulles Intl (IAD)

All the information you need to plan the best BOS to IAD flight in 2021: compare Boston to Dulles Intl flight prices with the expected peak season, weather and rainfall in Dulles Intl.
BOS - IAD
Price
$161 - $256
IAD
Temperature
35.6 - 80.6 °F
IAD
Precipitation
2.6 - 4 inches

Popular in

October

High demand for flights, 17% potential price rise

Cheapest in

August

Best time to find cheap flights, 24% potential price drop

Round-trip from

$161

From Boston Logan Intl to Washington Dulles Intl

One-way from

$77

One-way flight from Boston Logan Intl to Washington Dulles Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest month to fly from Boston to Washington Dulles Intl Airport?

August is one of the best times of the year to fly to Washington Dulles Intl Airport from Boston. Prices for August average $170 per person but you can even find prices for as low as $58. The most expensive prices can be found in the month of November. Opting for a August flight can save you 21% on your journey compared to booking in August

When is the cheapest time to fly from Boston to Washington Dulles Intl Airport (BOS - IAD)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to Washington Dulles Intl Airport as you normally would.

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

Users have found that booking a flight from Boston to Washington Dulles Intl Airport at least 27 days early can save you up to 79% on average compared to booking a flight this week. If booking 27 days before your flight isn’t an option for you, users have found flights from Boston to Washington Dulles Intl Airport for as little as $223 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $329 for flights departing within the next 3 days.

Cheap flights from Boston to Dulles Intl in October, November 2021

The best prices found for BOS to IAD flights for October, November
3 Nov - 6 Nov
$77pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl
30 Oct - 3 Nov
$78pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl
19 Oct - 19 Oct
$79pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl

Boston Logan Intl to Dulles Intl 2021 flight deals

Cheap flights to Dulles Intl from Boston found for this year
3 Dec - 5 Dec
$77pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl
30 Oct - 3 Nov
$78pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl
19 Oct - 19 Oct
$79pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl

Non-stop flights to Dulles Intl from Boston

Save time with Boston to Dulles Intl direct flight deals
3 Dec - 5 Dec
$77pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl
30 Oct - 3 Nov
$78pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl
26 Oct - 26 Oct
$79pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl

Last minute flights from Boston to Dulles Intl

Late deals on round-trip flights to Dulles Intl from Boston, departing today and this week
19 Oct - 19 Oct
$79pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl
20 Oct - 28 Oct
$97pp
BOS
Boston Logan Intl
Multiple Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Delta
 
1 STOP
BOS
Boston Logan Intl
23 Oct - 26 Oct
$101pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl

One-way flights to Dulles Intl from Boston

The cheapest one-way flights from Boston to Dulles Intl
5:27 am - 4:42 am
Frontier
1 Stop
23h 15m
BOS - IAD
Frontier
$77
Kiwi.com
6:20 am - 9:42 am
Delta
1 Stop
3h 22m
BOS - IAD
Delta
$97
Delta
1:55 am - 6:39 am
United Airlines
1 Stop
4h 44m
BOS - IAD
United Airlines
$98
United

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Boston</span> to <span class="emphasized">Dulles Intl</span> flights.

Flight FAQs

From Boston to Dulles Intl

What airport do you fly from for flights from Boston to Washington Dulles Intl?

If you book a flight to Washington Dulles Intl from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston. There are 14 flights from Logan Intl to Washington Dulles Intl per day from 8 different airlines.

Which airlines flying from Boston Logan Intl to Washington Dulles Intl have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, JetBlue, and American Airlines flying from Boston Logan Intl to Washington Dulles Intl have implemented new flexible cancellation policies.

Can I find flights from Boston to Washington Dulles Intl Airport for under $100 on Cheapflights?

Yes, there are multiple flights from Boston to Washington Dulles Intl Airport for under $100. The cheapest flight booked recently is on United Airlines for just $77, but on average you can expect to pay $100.

Are there nonstop flights from Boston to Washington Dulles Intl Airport for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Boston to Washington Dulles Intl Airport under $100. A good price for a nonstop flight from Boston to Washington Dulles Intl Airport is less than $106.

Are there last-minute flights available from Boston to Washington Dulles Intl Airport for under $100?

There are currently 20+ open flights from Boston to Washington Dulles Intl Airport within the next 7 days for less than $100.

What days are nonstop flights available from Boston to Washington Dulles Intl Airport?

Days when nonstop flights are available for this flight are: Thursday, Saturday.

How many flights depart from Boston to Washington Dulles Intl Airport on average per day?

Per day, 2 flights depart from Boston to Washington Dulles Intl Airport on average.
Morning (6am - Noon) - 50% of flight departures
Evening (6pm - Midnight) - 50% of flight departures

How long is the flight from Boston to Washington Dulles Intl Airport?

A quick flight from Boston to Washington Dulles Intl Airport can take about 1h 41m. United Airlines provides one of the quickest options available for as low as $77. The distance from Boston to Washington Dulles Intl Airport is about 414 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Boston to Washington Dulles Intl Airport round-trip?

Our cheapest airline available from Boston to Washington Dulles Intl Airport is United Airlines. Our recent data shows that you can find tickets from as low as $77 on this airline. An additional option worth looking into is Delta, starting at $115. Users have found that United Airlines is 63% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Boston to Washington Dulles Intl Airport one-way?

The cheapest airlines for a one-way flight from Boston to Washington Dulles Intl Airport are United Airlines ($39), Delta ($58), and Frontier ($77).

What are the most popular airlines that fly from Boston to Washington Dulles Intl Airport?

The most popular airlines flying from Boston to Washington Dulles Intl Airport are Train, Bus and Major Airline. Something to consider prior to booking your flight.

What are the cheapest flights from Boston to Washington Dulles Intl Airport?

On average you can expect to pay $440 for a flight from Boston to Washington Dulles Intl Airport. The cheapest flight overall is $67 while the most popular route, (Boston Logan Intl - Washington Dulles Intl) is currently priced at $77.

What are the most reliable airlines from Boston to Washington Dulles Intl Airport?

Before booking your flight to Washington Dulles Intl Airport from Boston, check out the most reliable airlines to get you to your destination on time: SAS (89%), Avianca (86%), ANA( 85%).

Related searches

Flights to Dulles Intl from Boston (BOS)
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Rent a Car

Car Rentals at Dulles Intl

COVID Restrictions

View COVID Travel Restrictions for Dulles Intl (IAD)

Do I need a COVID test to fly to Dulles Intl from Boston?

Information is based on travel restrictions for travel to Washington Dulles Intl within the United States

Most visitors from Boston Logan Intl need to provide a negative COVID-19 test result and/or quarantine to enter Washington Dulles Intl.

COVID-19 testing requirements
Visitors from Boston Logan Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Washington Dulles Intl.

Quarantine requirements
Visitors from Boston Logan Intl are not required to quarantine after entering Washington Dulles Intl.

Do I need a test to fly back to Boston from Dulles Intl?

Returning to Boston Logan Intl from Washington Dulles Intl

COVID-19 testing requirements
Visitors from Washington Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Boston Logan Intl.

Quarantine requirements
Visitors from Washington Dulles Intl are not required to quarantine after entering Boston Logan Intl.

Hide COVID Travel Restrictions for Dulles Intl (IAD)

Alternative routes for Boston to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Dulles Intl

Things to know before you go - useful duration and weather info for your trip from Boston to Dulles Intl.
Flight duration from BOS to Washington Dulles Intl
1h 36m
Average temperature for October in Dulles Intl
69.8 °F
Avg rainfall for October in Dulles Intl
3.8 ″

Airports servicing Boston

Airports servicing Washington

Top 5 airlines flying from Boston Logan Intl to Washington Dulles Intl

The chart below displays the airlines Cheapflights users traveling from Boston to Dulles Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Spirit Airlines
$77 $152 No cancel fee 65%
Delta
$80 $209 No cancel fee N/A
American Airlines
$92 $260 No cancel fee 71%
JetBlue
$117 $250 No cancel fee 62%
United Airlines
$147 $282 No cancel fee 69%

Hourly flight availability from Boston to Dulles Intl

See what time of day planes typically take off from Boston towards Dulles Intl.
Evening 6 PM to midnight 41% of BOS to IAD departures
Morning 6 AM to noon 23% of BOS to IAD departures
Early morning Midnight to 6 AM 18% of BOS to IAD departures
Afternoon Noon to 6 PM 18% of BOS to IAD departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Boston to Dulles Intl
See how many times per day planes take to the skies headed from Boston to Dulles Intl.
Sunday
12 daily flights
Monday
14 daily flights
Tuesday
16 daily flights
Wednesday
16 daily flights
Thursday
13 daily flights
Friday
12 daily flights
Saturday
15 daily flights
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