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Cheap flights from Boston to Washington, D.C. from £59

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 14/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — WAS
5 May — 12 May1
1 adult

Cheapflights Tip: The best prices from Boston Logan Intl to Washington, D.C. are usually found in January or August, booked 89 days in advance, depart on a Thursday or Tuesday and return on a Saturday

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

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 April 2025.

Round-trip from

£102

One-way from

£59

Popular in

April

Cheapest in

January

Average price

£178

Good round-trip deal

£76 or less

Good one-way deal

£60 or less
United Airlines
  • United Airlines
  • 21/5-27/5
  • Nonstop
  • 3h 22m total
  • Boston to Washington, D.C.
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United Airlines
  • United Airlines
  • 14/9
  • Nonstop
  • 1h 40m total
  • Boston to Washington, D.C.
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Highest demand for flights based on searches. 7% potential increase in price (£8 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Washington, D.C. (WAS).
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Price to beat on a one-way flight from Boston Logan Intl to Washington, D.C. (WAS).
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Find flight deals from Boston to Washington, D.C.

Cheapest flights from Boston to Washington, D.C.
Explore the most affordable flight options available from Boston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Wed 21/505:30BOS - IAD
Nonstop1h 41mUnited Airlines
Tue 27/516:00IAD - BOS
Nonstop1h 41mUnited Airlines
Deal found 29/4£102
Thu 29/509:30BOS - DCA
Nonstop1h 42mDelta
Thu 5/606:00DCA - BOS
Nonstop1h 40mDelta
Deal found 29/4£102
Tue 3/618:15BOS - DCA
Nonstop1h 46mAmerican Airlines
Mon 9/622:00DCA - BOS
Nonstop1h 37mAmerican Airlines
Deal found 29/4£103
Wed 4/607:35BOS - DCA
Nonstop1h 45mJetBlue
Wed 4/611:45DCA - BOS
Nonstop1h 32mJetBlue
Deal found 29/4£113
Mon 9/609:00BOS - DCA
1 stop5h 24mUnited Airlines
Wed 11/606:00DCA - BOS
1 stop4h 23mUnited Airlines
Deal found 29/4£132
Thu 15/506:00BOS - IAD
1 stop10h 36mFrontier
Fri 16/517:26IAD - BOS
1 stop7h 18mFrontier
Deal found 29/4£151
Sat 31/506:05BOS - IAD
1 stop5h 35mDelta
Tue 3/613:00IAD - BOS
1 stop6h 45mDelta
Deal found 29/4£184
Tue 3/605:35BOS - DCA
2 stops7h 05mSouthwest
Sat 7/614:05DCA - BOS
1 stop8h 10mSouthwest
Deal found 28/4£243
Thu 15/514:25BOS - IAD
3 stops20h 55mMultiple Airlines
Tue 3/612:55IAD - BOS
3 stops25h 49mMultiple Airlines
Deal found 29/4£254

Cheapflights Fare Finder

Customise your flight search to find flights from Boston to Washington, D.C. 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 858,174 searches. Data last updated 30 April 2025.
Use the filters below to find and compare flights from Boston to Washington, D.C. that are best for you.

Fly from

Boston

Fly to

Washington, D.C.

Route

Depart

Return

Price

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 21/5

05:30-07:11

Nonstop1h 41m

Washington, D.C. Dulles Intl

Tue 27/5

16:00-17:41

Nonstop1h 41m

£102

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Thu 29/5

13:05-14:54

Nonstop1h 49m

Washington, D.C. Reagan-National

Mon 2/6

06:00-07:40

Nonstop1h 40m

£102

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Tue 3/6

18:15-20:01

Nonstop1h 46m

Washington, D.C. Reagan-National

Mon 9/6

22:00-23:37

Nonstop1h 37m

£103

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Wed 4/6

07:35-09:20

Nonstop1h 45m

Washington, D.C. Reagan-National

Wed 4/6

11:45-13:17

Nonstop1h 32m

£113

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Mon 9/6

08:00-14:24

1 stop6h 24m

Washington, D.C. Reagan-National

Tue 10/6

06:00-10:23

1 stop4h 23m

£132

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Thu 15/5

06:00-16:36

1 stop10h 36m

Washington, D.C. Dulles Intl

Fri 16/5

17:26-00:44

1 stop7h 18m

£151

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sat 31/5

06:05-11:40

1 stop5h 35m

Washington, D.C. Dulles Intl

Tue 3/6

13:00-19:45

1 stop6h 45m

£184

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Tue 3/6

05:35-12:40

2 stops7h 05m

Washington, D.C. Reagan-National

Sat 7/6

14:05-22:15

1 stop8h 10m

£243

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Thu 15/5

14:25-11:20

3 stops20h 55m

Washington, D.C. Dulles Intl

Tue 3/6

12:55-14:44

3 stops25h 49m

£254

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sun 14/9

05:30-07:10

Nonstop1h 40m

£59

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 21 results
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Best time to book a flight from Boston to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Boston with our price prediction graph.
Estimated return 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 Boston to Washington, D.C.

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

Use this chart to determine the optimal time to book a return flight from Boston to Washington, D.C.. Price data was last updated on 25 April 2025.

The price you pay for your flight from Boston to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 89 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Boston to Washington, D.C.?

Currently, January is the cheapest month in which you can book a flight from Boston to Washington, D.C. (average of £599). Flying from Boston to Washington, D.C. in July is currently the most expensive (average of £947). 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 BOS to WAS?

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 30 April 2025.

A simple way to save on the total cost of your ticket is to fly from Boston to Washington, D.C. in the morning. If you’re flexible enough to do this you can expect to save up to 56% on your trip compared to booking a flight at midday.

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

Use this chart to determine the cheapest time to fly return from Boston to Washington, D.C.. Price data was last updated on 30 March 2025.

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

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 30 April 2025.

The most flights from BOS to WAS are scheduled on a Wednesday (82 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (15 on average).

Rainfall in Washington, D.C. by month

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

In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

Temperature in Washington, D.C. by month

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

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated 30 April 2025.
Read reviews from past customers who have flown Southwest, Delta and United Airlines from Boston to Washington, D.C.. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very Good
4,295 reviews
Check prices

Comfort

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very Good
4,295 reviews
Southwest
8.0
Very Good
4,295 reviews
Check prices

Comfort

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very Good
7,934 reviews
Southwest
8.0
Very Good
4,295 reviews
Check prices

Comfort

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very Good
4,295 reviews
Check prices

Comfort

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
JetBlue
7.3
Good
2,922 reviews
Southwest
8.0
Very Good
4,295 reviews
Check prices

Comfort

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Allegiant Air
7.3
Good
734 reviews
Southwest
8.0
Very Good
4,295 reviews
Check prices

Comfort

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

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.?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to Washington, D.C.. 1 airline have flights from Logan Intl to Washington, D.C. on a regular basis. Booking flights from Boston Logan Intl to Washington, D.C. should not be difficult; the airport handles an average of 48 outbound flights to Washington, D.C. per day.

  • What are the cheapest airlines flying from Boston to Washington, D.C. round-trip?

    According to our current data, United Airlines (£102), Delta (£102), and American Airlines (£103) offers the cheapest pricing from Boston to Washington, D.C.. Users have found that United Airlines is 27% cheaper than the other options available to this destination.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as £59. Users have also found prices from £59 and £70 on JetBlue and American Airlines, respectively.

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

    The top 3 most reliable airlines when flying from Boston to Washington, D.C. are Egyptair (100%), Air China (100%) and Ethiopian Air (98%).

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

    Looking for the cheapest flight from Boston to Washington, D.C.? While on average our users pay £396, our data indicates the cheapest price to be £119. The most popular route (Boston Logan Intl - Washington, D.C. Reagan-National), is priced around £113.

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

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

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

    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..

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

    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.

  • What is the cheapest month to book a flight from Boston to Washington, D.C.?

    Currently, January is the cheapest month in which you can book a flight from Boston to Washington, D.C. (average of £599). Flying from Boston to Washington, D.C. in July is currently the most expensive (average of £947). 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

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Silver Spring
Arlington
Woodbridge
College Park
Laurel
Tysons

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Alternative routes for Boston to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Reagan-National flights
Boston to Dulles Intl flights

Top airline flying from Boston to Washington, D.C.

Discover the top airline that operate flights from Boston to Washington, D.C.. 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 858,174 searches. Data last updated 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest£43Average£64FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights

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

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.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Washington, D.C. from Boston.

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

Yes, we can. To see specific flights from Boston to Washington, D.C. with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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