S$120 Cheap Flights from Boston to Washington

View S$120 flight on Thu, 27 Mar,2025Opens in a new window

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Cheap Flights from Boston to Washington (BOS-IAD)

Prices were available within the past 7 days and start at S$120 for one-way flights and S$264 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, 29 Apr - Tue, 6 May
BOS
Boston
IAD
Washington
S$264 Return, found 3 days ago
S$264
Return
found 3 days ago
Select United flight, departing Tue, 29 Apr from Boston to Washington, returning Tue, 6 May, priced at S$264 found 3 days ago
United
Tue, 29 Apr - Tue, 6 May
BOS
Boston
IAD
Washington
S$277 Return, found 3 days ago
S$277
Return
found 3 days ago
Select United flight, departing Tue, 29 Apr from Boston to Washington, returning Tue, 6 May, priced at S$277 found 3 days ago
Delta
Fri, 14 Mar - Wed, 19 Mar
BOS
Boston
IAD
Washington
S$346 Return, found 5 days ago
S$346
Return
found 5 days ago
Select Delta flight, departing Fri, 14 Mar from Boston to Washington, returning Wed, 19 Mar, priced at S$346 found 5 days ago
United
Thu, 20 Mar - Mon, 24 Mar
BOS
Boston
IAD
Washington
S$352 Return, found 5 days ago
S$352
Return
found 5 days ago
Select United flight, departing Thu, 20 Mar from Boston to Washington, returning Mon, 24 Mar, priced at S$352 found 5 days ago
Delta
Thu, 20 Mar - Mon, 24 Mar
BOS
Boston
IAD
Washington
S$359 Return, found 5 days ago
S$359
Return
found 5 days ago
Select Delta flight, departing Thu, 20 Mar from Boston to Washington, returning Mon, 24 Mar, priced at S$359 found 5 days ago
United
Thu, 20 Mar - Mon, 24 Mar
BOS
Boston
IAD
Washington
S$365 Return, found 5 days ago
S$365
Return
found 5 days ago
Select United flight, departing Thu, 20 Mar from Boston to Washington, returning Mon, 24 Mar, priced at S$365 found 5 days ago
United
Thu, 20 Mar - Mon, 24 Mar
BOS
Boston
IAD
Washington
S$373 Return, found 5 days ago
S$373
Return
found 5 days ago
Select United flight, departing Thu, 20 Mar from Boston to Washington, returning Mon, 24 Mar, priced at S$373 found 5 days ago
Delta
Thu, 20 Mar - Mon, 24 Mar
BOS
Boston
IAD
Washington
S$379 Return, found 5 days ago
S$379
Return
found 5 days ago
Select Delta flight, departing Thu, 20 Mar from Boston to Washington, returning Mon, 24 Mar, priced at S$379 found 5 days ago
United
Thu, 20 Mar - Mon, 24 Mar
BOS
Boston
IAD
Washington
S$386 Return, found 5 days ago
S$386
Return
found 5 days ago
Select United flight, departing Thu, 20 Mar from Boston to Washington, returning Mon, 24 Mar, priced at S$386 found 5 days ago
American Airlines
Fri, 14 Mar - Wed, 19 Mar
BOS
Boston
IAD
Washington
S$427 Return, found 5 days ago
S$427
Return
found 5 days ago
Select American Airlines flight, departing Fri, 14 Mar from Boston to Washington, returning Wed, 19 Mar, priced at S$427 found 5 days ago
Boston to Washington route information
Origin airport
Logan Intl.
Destination airport
Washington Dulles Intl.
Return price
S$264
Distance
657 km

Flights from Boston to Chantilly

There are several airlines that operate frequent flights from Boston (BOS) to Washington D.C. (IAD) including

The earliest flight leaves Logan Intl. Airport at 05:40 and arrives at Washington Dulles Intl. Airport at 07:17. The last flight of the day departs Boston at 19:41 and arrives at Washington D.C. at 21:21.

The flight distance from Boston to Washington D.C. is about 666 km, the shortest flight is 01 hours 32 minutes with United Airlines."

Expedia lets you search across the largest number of airlines and Chantilly flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Boston Chantilly flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Boston to Chantilly trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Chantilly flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Boston to Chantilly with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from BOS to Dulles Intl. Airport?
The lowest price advertised for a round-trip journey between BOS and Dulles Intl. Airport is S$264. But you better move fast. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Logan Intl. Airport (BOS) to IAD?
This can differ between airlines, as each has its own set of terms and conditions. Visit the Customer Service Portal, where you’ll find simple instructions on how to cancel your flight online.
How do I find cheap flights from BOS to Dulles Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for BOS to Dulles Intl. Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from BOS to Dulles Intl. Airport?
With a flight distance of 660 kilometres, it’s just a hop from Logan Intl. Airport (BOS) to Dulles Intl. Airport. It might be a quick flight, but it’s still worth bringing something to keep you busy on board.
Which airlines fly direct from BOS to Washington Dulles Intl. Airport (IAD)?
United Airlines (UA) will take you from BOS to IAD safely and comfortably. You can choose from 121 flights every month on this route.
Are BOS to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to score an amazing last-minute deal from BOS to IAD, but it can also be hit-or-miss. As many airlines advertise prices up to 12 months in advance, it’s worthwhile keeping an eye on fares early and being ready to book when you spot a good bargain. Expedia compares carrier prices and updates flight deals all the time, so you can feel confident knowing you’re always seeing the latest offers.
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