Cheap Flights from Washington to Boston

Cheapest flights from Washington to Boston

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Washington to Boston. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$71

JetBlue Airways

Direct flight

1h 30m

06/02/2026

The cheapest one-way flight from Washington to Boston departs on 06/02/2026, is operated by JetBlue Airways and costs $71

Cheapest round trip flight

$125

JetBlue Airways

Direct flight

3h 23m

06/23/2026

The cheapest roundtrip flight from Washington to Boston departs on 06/23/2026, is operated by JetBlue Airways and costs $125

The fastest flight

1h 30m

Fastest flight from Washington to Boston takes 1h 30m

Direct flights

Several times a week

There are direct flights on this route 6 days a week: Su, Mo, Tu, We, Th, and Sa

Earliest flight

6:59 AM

Latest flight

10:24 PM

Average flight duration

1h 35m

Direct flights count

23

Distance

634km

Timezone difference

0h

The distance between Washington and Boston is 634km (393 miles). The average flight duration is 1h 35m. There are 23 direct flights from Washington to Boston. Washington and Boston are in the same time zone. Flights from Washington begin at 6:59 AM. The latest flight from Washington departs at 10:24 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Washington to Boston by month

In different months, ticket prices from Washington to Boston vary: minimum — $85 (May 2026), maximum — $108 (July 2026). Typically, the flight costs $95–$198.

May 2026

Lowest price

on average:

$85

July 2026

Highest price

on average:

$108

Avg Price

Price dynamics

Tickets from Washington to Boston are getting more expensive each month. From May 2026 to July 2026, the increase reached 27%, with prices now at $108. It's unlikely to get cheaper than the current level.

Cheaper and more expensive periods

The most significant price increase was from May 2026 to July 2026 — up 27%. The best time to fly is May 2026–June 2026, when the average price is $88. In June 2026–July 2026, tickets cost around $99.

Best time to buy

Given the rising prices, it's best not to delay your purchase. Flying in May 2026–June 2026 can save you up to 12% compared to the most expensive months.

Price predictability

Price variation across months on this route is 10.4%. Your choice of departure month significantly affects the total flight cost.

Airlines operating on route

The route Washington — Boston is served by many carriers — 5 in total, including JetBlue Airways, Southwest Airlines, American Airlines, United Airlines, and Frontier Airlines. This gives passengers wide opportunities: from finding the lowest fare (from $71) to selecting flights by schedule or service class. Our service aggregates data from multiple booking systems so you can compare offers in one place. This saves time and money: no need to check dozens of sites — just pick the right option and book online.

starting at $71

starting at $84

starting at $112

starting at $120

starting at $81

Non-stop flights from Washington to Boston

A non-stop flight is the most convenient and comfortable way to fly from Washington to Boston, despite the fact that sometimes flights with transfers can cost significantly less.

Washington — Boston

WAS — BOS

06/02/2026

Departure

Direct flight

B62454

starting at $71

Washington — Boston

WAS — BOS

05/19/2026

Departure

Direct flight

B62854

starting at $83

Baltimore — Boston

BWI — BOS

09/01/2026

Departure

Direct flight

WN352

starting at $84

Washington — Boston

WAS — BOS

05/24/2026

Departure

Direct flight

B6554

starting at $88

Washington — Boston

WAS — BOS

05/20/2026

Departure

Direct flight

B6154

starting at $90

Washington — Boston

WAS — BOS

05/12/2026

Departure

Direct flight

AA3207

starting at $112

Washington — Boston

WAS — BOS

05/23/2026

Departure

Direct flight

B62754

starting at $118

Washington — Boston

WAS — BOS

05/14/2026

Departure

Direct flight

UA755

starting at $120

Washington — Boston

WAS — BOS

06/22/2026

Departure

Direct flight

UA755

starting at $130

Washington — Boston

WAS — BOS

05/14/2026

Departure

Direct flight

B6154

starting at $160

Schedule of direct flights from Washington to Boston

The airlines on the Washington — Boston route each fly on specific days: JetBlue Airways and American Airlines fly on Wednesday and Thursday.

JetBlue Airways

We and Th

starting at $232

American Airlines

We and Th

starting at $565

Washington airports overview

Ronald Reagan National Airport

•

DCA

5km

Convenient for downtown Washington, D.C. and the National Mall, offering primarily domestic and short-haul flights with direct Metro access and quick transfers across the Potomac.

Washington Dulles International Airport

•

IAD

37km

•

Boston airports overview

Logan International Airport

•

BOS

4km

Primary airport serving Boston and the New England region, offering domestic and international flights with multiple terminals and direct public transit, ferry, and road connections to downtown.

Pease Air Force Base

•

PSM

93km

Near Portsmouth, New Hampshire; a joint military–civil airfield serving military operations and civilian flights, convenient for travel to the Seacoast region and southern New Hampshire.

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

What is the cheapest price for flights from Washington to Boston?

The cheapest flight ticket from Washington to Boston according to data for the last 48 hours costs $71

When is the best time to buy air tickets on the route Washington — Boston?

Often the best time to buy tickets from Washington to Boston is 2 months before departure.

When is the cheapest time of year to fly from Washington to Boston?

Based on statistics over the past years, the lowest prices for flights from Washington to Boston can be found flying in these months: May, June, July.

How long does it take to fly from Washington to Boston?

The fastest flights from Washington to Boston start from 1 hour 30 minutes in the air.

Which airline can fly direct from Washington to Boston?

The following airlines operate direct flights on the route Washington — Boston: JetBlue Airways, Southwest Airlines, American Airlines

Special offers and sales on air tickets from Washington to Boston

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Washington to Boston

Alternative routes

Baltimore ➜ Boston•Charlottesville ➜ Boston•Hagerstown ➜ Boston•Lancaster ➜ Boston•Philadelphia ➜ Boston•Richmond ➜ Boston•Washington ➜ New Bedford•Washington ➜ New Haven•Washington ➜ Manchester•Washington ➜ New York•Washington ➜ Providence•Washington ➜ Portland•Washington ➜ Stamford

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Cheapest one way flight

$71

JetBlue Airways

Direct flight

1h 30m

06/02/2026

The cheapest one-way flight from Washington to Boston departs on 06/02/2026, is operated by JetBlue Airways and costs $71

Cheapest round trip flight

$125

JetBlue Airways

Direct flight

3h 23m

06/23/2026

The cheapest roundtrip flight from Washington to Boston departs on 06/23/2026, is operated by JetBlue Airways and costs $125

The fastest flight