Question 1

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

Accepted Answer

Spirit Airlines, at $40, was found to be the cheapest airline from Boston to Washington, D.C... Spirit Airlines is 80% cheaper than the average price of flights available within the next 90 days to this destination.

Question 2

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

Accepted Answer

One-way options have recently been found by users for as low as $34 on Spirit Airlines. Other airlines that offer cheap prices include United Airlines from $70 and Delta from $70 one-way.

Question 3

E

Accepted Answer

Currently, September is the cheapest month in which you can book a flight from Boston to Washington, D.C. (average of $281). Flying from Boston to Washington, D.C. in June is currently the most expensive (average of $398). 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.

January

$308

February

$303

March

$358

April

$337

May

$337

June

$398

July

$378

August

$296

September

$281

October

$303

November

$328

December

$291

Question 4

When is the best time to book a flight from Boston to Washington, D.C.?

Accepted Answer

The best time to book flights from Boston to Washington, D.C. is 72 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 5

When is the cheapest time to fly from Boston to Washington, D.C.?

Accepted Answer

Travelers seeking maximum savings on their Boston to Washington, D.C. flight should consider departing on Thursday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

How recently were the Boston to Washington, D.C. flight deals updated?

Accepted Answer

The Boston to Washington, D.C. flight deals you see on this page were last updated on 5/2.

Question 7

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

Accepted Answer

Consider American Airlines, Alaska Airlines or JetBlue when booking your flight. These represent the most popular airlines when flying from Boston to Washington, D.C..

Question 8

What are the most popular routes from Boston to Washington, D.C.?

Accepted Answer

The most popular flight routes from Boston to Washington, D.C. are Boston Logan Intl - Washington, D.C. Dulles Intl, Boston Logan Intl - Washington, D.C. Reagan-National and Boston Logan Intl - Baltimore/Washington.

Question 9

What are the cheapest flights from Boston to Washington, D.C.?

Accepted Answer

On average you can expect to pay $665 for a flight from Boston to Washington, D.C.. The cheapest flight overall is $84 while the most popular route, (Boston Logan Intl - Washington, D.C. Dulles Intl) is currently priced at $148.

Question 10

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

Accepted Answer

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Washington, D.C. on time: Air China (100%), ANA (98%), Ethiopian Air (97%).

Question 11

Can I find flights from Boston to Washington, D.C. for under $100 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from Boston to Washington, D.C. for under $100. The cheapest flight booked recently is on Spirit Airlines for just $40, but on average you can expect to pay $55.

Question 12

Are there nonstop flights from Boston to Washington, D.C. for under $100 on Cheapflights?

Accepted Answer

Cheapflights has at least 20 direct flights from Boston to Washington, D.C. under $100. A good price for a nonstop flight from Boston to Washington, D.C. is less than $62.

Question 13

Are there last-minute flights available from Boston to Washington, D.C. for under $100?

Accepted Answer

There are currently 20+ open flights from Boston to Washington, D.C. within the next 7 days for less than $100.

Question 14

What is the cheapest day to fly round-trip from Boston to Washington, D.C.?

Accepted Answer

Flights from Boston to Washington, D.C. are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C..

Question 15

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

Accepted Answer

Travelers have found it’s best to book a flight 31 days in advance to save up to 47% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 31 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Boston to Washington, D.C. 1-2 weeks in advance for as low as $194, or $290 for flights within the next 24 hours.

Question 16

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

Accepted Answer

Flights from Boston to Washington, D.C. lean towards being more expensive in April. Prices are generally better when you fly from Boston to Washington, D.C. in January, with the cheapest ticket starting at $98.

Question 17

When is the cheapest time to fly from Boston to Washington, D.C. (BOS - WAS)?

Accepted Answer

One of the essential ways to save on airfare from Boston to Washington, D.C. is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 14% on airfare.

Question 18

What airport do you fly from for flights from Boston to Washington, D.C.?

Accepted Answer

Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Washington, D.C.. You should not have trouble finding flights to Washington, D.C. from Logan Intl; the airport handles an average of 88 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Boston airport to Washington, D.C.. It is only a 2.6 mi journey to Logan Intl (BOS) from Boston’s city center.

Question 19

Accepted Answer

If you’re traveling from Boston to Washington, D.C., one of the more common airlines traveling that route is United Airlines. Flights from United Airlines traveling this route typically cost $227.92 RT. This price is typically 61% more expensive than other airlines that offer Boston to Washington, D.C. flights. When booking this route, the cheapest RT price found was $59. The most popular departure airport in Boston when flying to Washington, D.C. is Boston Logan Intl Airport. The most popular airport to fly into when visiting Washington, D.C. is Washington, D.C. Dulles Intl Airport. When flying from Boston to Washington, D.C., United Airlines flights are 8% more popular than any other airline flying that same route.

Question 20

Accepted Answer

One of the most popular airlines traveling from Boston to Washington, D.C. is Frontier. Flights from Frontier traveling this route typically cost $187.54 RT. This price is typically 84% cheaper than other airlines that offer Boston to Washington, D.C. flights. When booking this route, the cheapest RT price found was $59. Boston Logan Intl Airport is the most common Boston airport to take off from when flying to Washington, D.C.. Washington, D.C. Dulles Intl Airport is the most popular arrival airport in Washington, D.C.. When flying from Boston to Washington, D.C., Frontier flights are 3% more popular than any other airline flying that same route.

Question 21

What does BOS to IAD mean?

Accepted Answer

Boston Logan Intl Airport is BOS and Washington, D.C. Dulles Intl Airport is IAD. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA).

Question 22

Can I find deals for flights from Boston to Washington, D.C. that include extra baggage allowance?

Accepted Answer

The amount of baggage you can bring on your Boston to Washington, D.C. flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Question 23

Can I find deals on flights from Boston to Washington, D.C. with specific airlines?

Accepted Answer

Yes, Cheapflights allows you to browse and filter Boston to Washington, D.C. flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Question 24

Can I find deals for flights from Boston to Washington, D.C. that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Boston to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 25

How can I find direct flights from Boston to Washington, D.C.?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Washington, D.C..

Question 26

Can I find deals for business class flights from Boston to Washington, D.C.?

Accepted Answer

Yes. Cheapflights offers flight deals from Boston to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 27

Can I find deals for flights from Boston to Washington, D.C. that allow pets onboard?

Accepted Answer

Many airlines flying from Boston to Washington, D.C. offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Question 28

Can I find deals on last-minute flights from Boston to Washington, D.C.?

Accepted Answer

Yes, you can often find last-minute deals on Boston to Washington, D.C. flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

Question 29

How does Cheapflights help users find flights from Boston to Washington, D.C.?

Accepted Answer

Cheapflights makes it easy to find Boston to Washington, D.C. flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 30

Why should you use Cheapflights to find cheap flight tickets from Boston to Washington, D.C.?

Accepted Answer

Millions of users choose and trust Cheapflights to book the best flight deals from Boston to Washington, D.C. for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Question 31

Can Cheapflights find flights from Boston to Washington, D.C. with no change fees?

Accepted Answer

Need flexible booking options for your flight to Washington, D.C. from Boston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 32

Can Cheapflights notify me if prices for flights from Boston to Washington, D.C. become cheaper?

Accepted Answer

Of course! You can now track prices for flights from Boston to Washington, D.C. and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Popular in	April
Cheapest in	January
Round-trip from	$234
One-way from	$70

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$36	Average$99	FlexibilityNo cancel fee	On-time65%	Search Spirit Airlines flights
Delta	Cheapest$59	Average$228	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Alaska Airlines	Cheapest$59	Average$199	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights
JetBlue	Cheapest$59	Average$188	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
American Airlines	Cheapest$118	Average$296	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
United Airlines	Cheapest$128	Average$272	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

16%of flight departures	Early morningMidnight to 6 am
25%of flight departures	Morning6 am to noon
34%of flight departures	AfternoonNoon to 6 pm
25%of flight departures	Evening6 pm to midnight

Sunday	88daily flights
Monday	96daily flights
Tuesday	92daily flights
Wednesday	92daily flights
Thursday	96daily flights
Friday	96daily flights
Saturday	58daily flights

Cheap flights from Boston (BOS) to Washington, D.C. (WAS) from $34

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 6/4. 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.

The best prices from Boston Logan Intl to Washington, D.C. are usually found in January or February, booked 72 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Boston to Washington, D.C.

Popular in

Cheapest in

Round-trip from

One-way from

What is the cheapest day to fly round-trip from Boston to Washington, D.C.?

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

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

When is the cheapest time to fly from Boston to Washington, D.C. (BOS - WAS)?

Cheap United Airlines flights from Boston to Washington, D.C.

Check out some of the cheapest United Airlines flights we've come across from Boston to Washington, D.C.. Come back soon if you're not finding the exact deal you're looking for.

Cheap Frontier flights from Boston to Washington, D.C.

Have a look at some of the cheapest available Frontier flights departing from Boston and landing in Washington, D.C.. Check back soon if you're not seeing flights that suit your needs.

Cheap Boston to Washington, D.C. flights in May & June 2024

Find cheap flight options from Boston to Washington, D.C. specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,899,487 searches. Prices were last updated on May 3, 2024.

The lowest fares we've come across on flights traveling from Boston to Washington, D.C. in May and June 2024. Check back soon for alternative fares.

Boston to Washington, D.C. 2024 flight deals

Discover exclusive flight deals for travel between Boston and Washington, D.C. in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 3, 2024.

The lowest fares we've come across on flights traveling from Boston to Washington, D.C. in May and June 2024. Check back soon for alternative fares.

Non-stop flights to Washington, D.C. from Boston

Take a look at some of the direct flights traveling from Boston to Washington, D.C. in the near future. Search for alternative flights from Boston to Washington, D.C. by utilizing the search form above.

Boston to Washington, D.C. flights leaving soon

Users seeking a last-minute flight from Boston to Washington, D.C. should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.

One-way flights to Washington, D.C. from Boston

Some of the best available deals we've found on one-way flights from Boston to Washington, D.C.. Users needing a return flight from Boston to Washington, D.C. should utilize the search form above.

Find flights from Boston to Washington, D.C. within your budget

When is the best time to book a flight from Boston to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Washington, D.C.. Price data was last updated on January 28, 2024.

The best time to book flights from Boston to Washington, D.C. is 72 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

When is the cheapest time to fly from Boston to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Boston to Washington, D.C.. Price data was last updated on April 28, 2024.

Average price of flights to Washington, D.C. by month

Plan your trip from Boston to Washington, D.C. by taking into account the cheapest months to travel. The average price of a one-way flight from Boston to Washington, D.C. is currently $46 while a round-trip flight costs $72. Price data was last updated on April 28, 2024.

Temperature and rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature and rainfall totals by month.

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with United Airlines, Frontier and Delta from Boston to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Boston to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Boston to Washington, D.C.?

Can I find flights from Boston to Washington, D.C. for under $100 on Cheapflights?

Are there nonstop flights from Boston to Washington, D.C. for under $100 on Cheapflights?

Are there last-minute flights available from Boston to Washington, D.C. for under $100?

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

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

What are the most popular routes from Boston to Washington, D.C.?

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

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

What are the cheapest flights from Boston to Washington, D.C.?

What does BOS to IAD mean?

Can I find deals for flights from Boston to Washington, D.C. that include extra baggage allowance?

Can I find deals on flights from Boston to Washington, D.C. with specific airlines?

Can I find deals for flights from Boston to Washington, D.C. that include hotel bookings?

How can I find direct flights from Boston to Washington, D.C.?

Can I find deals for business class flights from Boston to Washington, D.C.?

Can I find deals for flights from Boston to Washington, D.C. that allow pets onboard?

Can I find deals on last-minute flights from Boston to Washington, D.C.?

How recently were the Boston to Washington, D.C. flight deals updated?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Boston to Washington, D.C. on these airlinesChoose from the following airlines for your flight from Boston to Washington, D.C.. Flights are based on user searches made on Cheapflights and were last updated on May 3, 2024.

Choose from the following airlines for your flight from Boston to Washington, D.C.. Flights are based on user searches made on Cheapflights and were last updated on May 3, 2024.

Top 6 airlines flying from Boston to Washington, D.C.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2024

Search flights from Boston to Washington, D.C. by cabin class

Find flights from Boston to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Boston to Washington, D.C.

Find hourly flight availability from Boston to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 3, 2024.

Weekly flight availability from Boston to Washington, D.C.

Explore weekly flight availability from Boston to Washington, D.C.. 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 May 3, 2024.

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Boston to Washington, D.C.?

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Fly from Boston to Washington, D.C. on these airlines
Choose from the following airlines for your flight from Boston to Washington, D.C.. Flights are based on user searches made on Cheapflights and were last updated on May 3, 2024.