S$ 69 Cheap Flights from Boston to Washington D.C. (BOS-WAS)

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Cheap Flights from Boston to Washington D.C. starting at S$ 69

Book one-way or return flights from Boston to Washington D.C. from as little as S$ 69. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Boston to Washington D.C.? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Boston to Washington D.C.. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Cheapest Airlines flying from Boston to Washington D.C.

View airlines operating flights from Boston to Washington D.C.. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

United Airlines

From S$ 101

Delta Air Lines

From S$ 108

American Airlines

From S$ 113

Jetblue Airways

From S$ 195

Sun Country Airlines

From S$ 213

Southwest Airlines

From S$ 231

Alaska Airlines

From S$ 668

ANA airlines

Find more flights and airlines

Alternative Routes from Boston to Washington D.C.

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Boston to Washington D.C..

Cheapest
BOS
09:25
1h 42m
Direct
IAD
11:07
General Edward Lawrence Logan International Airport - Dulles International Airport
Wed, May 15United Airlines
S$ 101
BOS
21:15
1h 45m
Direct
DCA
23:00
General Edward Lawrence Logan International Airport - Ronald Reagan Washington National Airport
Tue, May 14Delta Air Lines
S$ 108
BOS
21:15
1h 45m
Direct
DCA
23:00
General Edward Lawrence Logan International Airport - Ronald Reagan Washington National Airport
Tue, May 14Delta Air Lines
S$ 108
Find More Flights

Frequently Asked Questions

When to buy flight tickets from Boston (BOS) to Washington D.C. (WAS) the cheapest?
Airlines adjust prices for flights from Boston to Washington D.C. based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much is a flight from Boston (BOS) to Washington D.C. (WAS) cost?
According to Trip.com's data, the lowest price is around S$ 281.
How long is a flight from Boston (BOS) to Washington D.C. (WAS)?
It takes about 1 hour 44 minutes to fly from Boston (BOS) to Washington D.C. (WAS).
What time does the earliest flight from Boston to Washington D.C. depart?
The earliest flight departs from Boston (BOS) at 05:45 and arrives in Washington D.C. (IAD) at 07:27.
What time does the latest flight from Boston to Washington D.C. depart?
The latest flight departs from Boston (BOS) at 21:20 and arrives in Washington D.C. (DCA) at 23:04.
What are the most popular airlines that fly from Boston (BOS) to Washington D.C. (WAS)?
Airlines with flights from Boston (BOS) to Washington D.C. (WAS): Delta Air Lines, Qatar Airways, American Airlines, Southwest Airlines, LATAM Airlines, IBERIA, Jetblue Airways, United Airlines and Tap Portugal.
What's the most popular airline for direct flights from Boston (BOS) to Washington D.C. (WAS)?
Delta Air Lines operates 3 direct flights from Boston (BOS) to Washington D.C. (WAS).
How many airports in Washington D.C.?
There are 2 airports near Washington D.C.: Ronald Reagan Washington National Airport and Dulles International Airport.

How to find a cheap flight from Boston to Washington D.C.

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Boston to Washington D.C.. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

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Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

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Flight Information from Boston to Washington D.C.

Cheapest direct flight price	S$ 68
Cheapest return ticket price	S$ 132
Cheapest month	February
Peak season for travel	October
Flight distance	639.48km
Average flight time	1 hour 44 minutes
Popular airline	American Airlines