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 2022: 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
Rainfall
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, D.C. Dulles Intl

One-way from

$112

One-way flight from Boston Logan Intl to Washington, D.C. 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, D.C. Dulles Intl Airport?

August is one of the best times of the year to fly to Washington, D.C. 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 November

When is the cheapest time to fly from Boston to Washington, D.C. 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, D.C. Dulles Intl Airport as you normally would.

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

Users have found that booking a flight from Boston to Washington, D.C. 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, D.C. 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 May, June 2022

The best prices found for BOS to IAD flights for May, June
1 Jun - 1 Jun
$104pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl
3 Jun - 6 Jun
$110pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl
2 Jun - 7 Jun
$115pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl

Boston Logan Intl to Dulles Intl 2022 flight deals

Cheap flights to Dulles Intl from Boston found for this year
1 Jun - 1 Jun
$104pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl
17 Aug - 23 Aug
$110pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl
2 Jun - 7 Jun
$115pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. 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
1 Jun - 1 Jun
$104pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl
17 Aug - 23 Aug
$110pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl
2 Jun - 7 Jun
$115pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. 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
26 May - 31 May
$110pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
Non-Stop
BOS
Boston Logan Intl
26 May - 29 May
$119pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. Dulles Intl
United Airlines
 
1 STOP
BOS
Boston Logan Intl
24 May - 29 Jun
$129pp
BOS
Boston Logan Intl
United Airlines
Non-Stop
IAD
Washington, D.C. Dulles Intl
IAD
Washington, D.C. 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
3:10 am - 7:29 am
United Airlines
1 Stop
4h 19m
BOS - IAD
United Airlines
$112
United
1:15 pm - 7:05 pm
Delta
1 Stop
5h 50m
BOS - IAD
Delta
$113
Delta
2:38 pm - 8:20 pm
American Airlines
1 Stop
5h 42m
BOS - IAD
American Airlines

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, D.C. Dulles Intl?

If you book a flight to Washington, D.C. 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, D.C. Dulles Intl per day from 9 different airlines.

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

Some of the carriers operating flights from Boston Logan Intl to Washington, D.C. Dulles Intl that may be offering flexible cancellation policies are United Airlines, Delta, and JetBlue. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Boston to Washington, D.C. Dulles Intl Airport for under $200 on Cheapflights?

Yes, there are multiple flights from Boston to Washington, D.C. Dulles Intl Airport for under $200. The cheapest flight booked recently is on United Airlines for just $104, but on average you can expect to pay $132.

Are there nonstop flights from Boston to Washington, D.C. Dulles Intl Airport for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Boston to Washington, D.C. Dulles Intl Airport under $200. A good price for a nonstop flight from Boston to Washington, D.C. Dulles Intl Airport is less than $147.

Are there last-minute flights available from Boston to Washington, D.C. Dulles Intl Airport for under $200?

There are currently 20+ open flights from Boston to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $200.

What days are nonstop flights available from Boston to Washington, D.C. Dulles Intl Airport?

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

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

Travelers can expect 2 flights from Boston to Washington, D.C. Dulles Intl Airport on average per day.
Early Morning (Midnight to 6am) - 50% of flight departures
Morning (6am - Noon) - 50% of flight departures

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

A quick flight from Boston to Washington, D.C. Dulles Intl Airport can take about 1h 33m. United Airlines provides one of the quickest options available for as low as $104. Airlines will cover a distance of 414 mi. Generally, flights for this route are nonstop.

What is the cheapest airline to fly from Boston to Washington, D.C. Dulles Intl Airport round-trip?

According to our current data, United Airlines ($104), offers the cheapest pricing from Boston to Washington, D.C. Dulles Intl Airport. Users have found that United Airlines is 51% cheaper than the other options available to this destination.

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

$55 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from $64 and $117, respectively.

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

The most popular airlines flying from Boston to Washington, D.C. 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, D.C. Dulles Intl Airport?

On average you can expect to pay $331 for a flight from Boston to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $45 while the most popular route, (Boston Logan Intl - Washington, D.C. Dulles Intl) is currently priced at $110.

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

Before booking your flight to Washington, D.C. Dulles Intl Airport from Boston, check out the most reliable airlines to get you to your destination on time: Egypt Air (100%), Republic Airways (100%), Ethiopian Air( 96%).

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, D.C. 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, D.C. Dulles Intl.

COVID-19 testing requirements
Visitors from Boston Logan Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Washington, D.C. Dulles Intl.

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

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

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

COVID-19 testing requirements
Visitors from Washington, D.C. Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Boston Logan Intl.

Quarantine requirements
Visitors from Washington, D.C. 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, D.C. Dulles Intl
1h 38m
Average temperature for May in Dulles Intl
77.0 °F
Avg rainfall for May in Dulles Intl
4.4 ″

Airports servicing Boston

Airports servicing Washington, D.C.

Top 5 airlines flying from Boston Logan Intl to Washington, D.C. 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
Juneyao Airlines
$11 $32 No cancel fee 66%

We couldn't confirm the COVID-19 safety measures taken by Juneyao Airlines. Please check directly on their website for additional information.

JetBlue
$49 $110 No cancel fee 62%
Delta
$77 $178 No cancel fee N/A
United Airlines
$93 $235 No cancel fee 69%
American Airlines
$98 $230 No cancel fee 71%

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 34% of BOS to IAD departures
Afternoon Noon to 6 PM 30% of BOS to IAD departures
Morning 6 AM to noon 27% of BOS to IAD departures
Early morning Midnight to 6 AM 9% 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
17 daily flights
Tuesday
13 daily flights
Wednesday
18 daily flights
Thursday
12 daily flights
Friday
17 daily flights
Saturday
12 daily flights