WAS - BOS

£47 Find Cheap Flights from Washington, D.C. to Boston – Compare and Save

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Everything you should know

Cheapest return flight
£104
Typical prices: £146-£274
United Airlines
Fri 23/11Fri 7/12
IAD - BOS • Direct
Cheapest one-way flight
£47
Typical prices: £91-£191
JetBlue
Fri 19/10
DCA - BOS • 1 stop
Direct flights
You can fly direct with American Airlines, Delta, and others. Average duration is 1h 45m.
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 7% average savings
Most popular
Insights
Insights
Avoid delays
Most punctual • 84% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 19 weeks in advance save around 44% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 24% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg £156 (return)
Shortest trip • 4h 04m (one-way)
Insights
Insights
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We hope you enjoy your trip to Boston!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Washington, D.C. to Boston (WAS-BOS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Washington, D.C. to Boston

Mon, 23 Nov - Mon, 7 Dec
United Airlines Logo
22:19 - 23:59IAD  Washington, D.C. Dulles Intl-BOS Boston Logan Intl
1h 40mdirect
United Airlines Logo
19:33 - 21:20BOS  Boston Logan Intl-IAD Washington, D.C. Dulles Intl
1h 47mdirect
£104United Airlines
Thu, 15 Oct - Fri, 23 Oct
JetBlue Logo
06:20 - 11:01DCA  Washington, D.C. Reagan-National-BOS Boston Logan Intl
4h 41m1 stop New York John F Kennedy Intl
JetBlue Logo
18:40 - 22:59BOS  Boston Logan Intl-DCA Washington, D.C. Reagan-National
4h 19m1 stop New York John F Kennedy Intl
£105JetBlue
Wed, 14 Oct - Fri, 23 Oct
JetBlue Logo
06:20 - 11:01DCA  Washington, D.C. Reagan-National-BOS Boston Logan Intl
4h 41m1 stop New York John F Kennedy Intl
JetBlue Logo
18:40 - 22:59BOS  Boston Logan Intl-DCA Washington, D.C. Reagan-National
4h 19m1 stop New York John F Kennedy Intl
£105JetBlue
Tue, 13 Oct - Fri, 23 Oct
JetBlue Logo
06:20 - 10:52DCA  Washington, D.C. Reagan-National-BOS Boston Logan Intl
4h 32m1 stop New York John F Kennedy Intl
JetBlue Logo
18:40 - 22:59BOS  Boston Logan Intl-DCA Washington, D.C. Reagan-National
4h 19m1 stop New York John F Kennedy Intl
£105JetBlue
Sat, 24 Oct - Sun, 25 Oct
JetBlue Logo
06:20 - 10:51DCA  Washington, D.C. Reagan-National-BOS Boston Logan Intl
4h 31m1 stop New York John F Kennedy Intl
JetBlue Logo
06:10 - 07:59BOS  Boston Logan Intl-DCA Washington, D.C. Reagan-National
1h 49mdirect
£105JetBlue
Sat, 24 Oct - Sun, 25 Oct
JetBlue Logo
06:20 - 10:51DCA  Washington, D.C. Reagan-National-BOS Boston Logan Intl
4h 31m1 stop New York John F Kennedy Intl
JetBlue Logo
06:10 - 07:59BOS  Boston Logan Intl-DCA Washington, D.C. Reagan-National
1h 49mdirect
£105JetBlue
Wed, 30 Dec - Fri, 1 Jan
United Airlines Logo
22:20 - 23:59IAD  Washington, D.C. Dulles Intl-BOS Boston Logan Intl
1h 39mdirect
United Airlines Logo
17:35 - 19:35BOS  Boston Logan Intl-IAD Washington, D.C. Dulles Intl
2h 00mdirect
£106United Airlines
Mon, 21 Dec - Fri, 25 Dec
Delta Logo
15:40 - 17:22DCA  Washington, D.C. Reagan-National-BOS Boston Logan Intl
1h 42mdirect
Delta Logo
17:30 - 19:32BOS  Boston Logan Intl-DCA Washington, D.C. Reagan-National
2h 02mdirect
£108Delta
Fri, 30 Oct - Sat, 31 Oct
Delta Logo
08:50 - 10:44DCA  Washington, D.C. Reagan-National-BOS Boston Logan Intl
1h 54mdirect
Delta Logo
10:45 - 12:38BOS  Boston Logan Intl-DCA Washington, D.C. Reagan-National
1h 53mdirect
£108Delta
Thu, 17 Dec - Mon, 21 Dec
United Airlines Logo
08:40 - 10:20IAD  Washington, D.C. Dulles Intl-BOS Boston Logan Intl
1h 40mdirect
United Airlines Logo
05:45 - 07:32BOS  Boston Logan Intl-IAD Washington, D.C. Dulles Intl
1h 47mdirect
£108United Airlines
Booking Insights

Price, demand, and travel trends for Washington, D.C. to Boston flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Washington, D.C. to Boston with more confidence.

How much is a return flight from Washington, D.C. to Boston?

Return flights from Washington, D.C. to Boston start at £104. Prices are below average for this route right now, with typical return fares ranging from £146 to £274. The lowest price found in the past 5 days was £104 on United Airlines.

What is the cheapest Washington, D.C. to Boston flight route?

Washington, D.C. Reagan-National Airport (DCA) to Boston (BOS) is the cheapest Washington, D.C. to Boston route, averaging £190 return. Other Washington, D.C. to Boston routes average £220, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Washington, D.C. to Boston?

Wednesday is the cheapest day of the week to fly from Washington, D.C. to Boston and is 5% cheaper than the average day. Sunday is the most expensive day with flight prices 13% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

•January is the cheapest month to fly from Washington, D.C. to Boston at £151 return.
•June (£245) and July (£235) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 62% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Washington, D.C. to Boston the cheapest?

Flights from Washington, D.C. to Boston are cheapest 19 weeks before departure. Booking in this window typically costs about 44% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Washington, D.C. to Boston

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on American Airlines and JetBlue

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, The Points Guy, and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Stefanie Waldek

Stefanie Waldek

Expert on Icelandair and DCA

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or out at sea, likely en route to Antarctica or the Arctic.

Blane Bachelor

Blane Bachelor

Expert on BOS

Blane Bachelor is a journalist and editor specialising in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favourite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history.

Key details for Washington, D.C. to Boston flights

Low season

February

Cheapest flight

£47
Best time to beat the crowds (3% less expensive on average)
Most popular time to fly and prices are also 12% lower on average.
Flights from Washington, D.C. Reagan-National Airport to Boston

When to book flights from Washington, D.C. to Boston

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Boston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Washington, D.C. to Boston flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • What are the earliest and latest flights from Washington, D.C. to Boston?

    These are the earliest and latest flight times available from Washington, D.C. to Boston:

    • Earliest: departs at 06:00 and lands at 07:45
    • Latest: departs at 22:59 and lands at 00:44.

    The flight takes about 1h 45m.

  • Which cabin classes can I book on flights from Washington, D.C. to Boston?

    Three cabin classes are available on flights from Washington, D.C. to Boston:

    • Economy class
    • Premium Economy Class
    • First Class

  • How long is a flight from Washington, D.C. to Boston?

    A direct flight from Washington, D.C. to Boston takes 1h 45m, covering 396 miles.

  • Do I need a passport to fly from Washington, D.C. to Boston?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • How much should I expect to pay for a Washington, D.C. to Boston flight?

    Return flights from Washington, D.C. to Boston range from £146 to £274, with an average of £199 over the past 12 months. Anything below £146 counts as a good deal.

  • How expensive are last-minute Washington, D.C. to Boston flights?

    Last-minute fares on this route (booked within 2 weeks of departure) run 33% above the route average of £199. Book 19 weeks before departure for the lowest fares.

  • How much can I save by having a stopover when flying from Washington, D.C. to Boston?

    On this route, stopover flights are cheaper than direct options on average. Stopover fares average £156 return via Atlanta Hartsfield-Jackson (ATL), compared with £199 for direct.

  • How does United Airlines's on-time performance compare to other airlines on Washington, D.C. to Boston flights?

    United Airlines is slightly above the route average for timely arrivals, while Delta has a lower on-time arrival rate. On-time arrival rates on Washington, D.C. to Boston flights are:

    • United Airlines: 84% on time
    • Delta: 84% on time
    • American Airlines: 78% on time

    On average, flights on this route are punctual 80% of the time.

  • What is the standard checked bag allowance on flights from Washington, D.C. to Boston?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £26–£75 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

  • How are flight departures from Washington, D.C. to Boston spread across the day?

    Morning is the busiest departure period on Washington, D.C. to Boston flights, with 40% leaving in that window. Afternoon departures account for 30%, Evening flights for 20%, and Night flights for 10%.

  • Have flight prices from Washington, D.C. to Boston changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £104 to £821. That means the highest observed fare was about 8x higher than the lowest one.

  • Which airlines offer Wi-Fi on Washington, D.C. to Boston flights?

    Three airlines offer in-flight Wi-Fi on Washington, D.C. to Boston flights:

    • JetBlue
    • American Airlines
    • Delta

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty programme, while others are paid add-ons priced by flight length.

  • Is it cheaper to take a train or bus instead of flying between Washington, D.C. and Boston?

    Based on prices from the last 5 days, flying between Washington, D.C. and Boston is around £104 return, with a flight time of about 1h 40m. Taking the train is much cheaper at around £67, with a trip time of about 12h 05m. The bus is similarly priced at around £67 and takes about 9h 55m. Compared to flying, recent train and bus fares are roughly 36% lower. However, those options take about 9+ hours longer each way.

  • How are flight prices from Washington, D.C. to Boston looking right now?

    One-way fares from Washington, D.C. to Boston are currently lower than usual. Average one-way flight prices are about £52, which is 62% below the typical average for this route.

  • Which car hire options are available at Boston Logan Intl Airport (BOS)?

    Boston Logan Intl Airport (BOS) hosts 5 major car hire companies, with daily rates starting from around £17 for economy cars. Top options include:
    • Dollar
    • Hertz
    • Budget
    • Thrifty
    • Sixt

  • Which airports can I use when flying from Washington, D.C. to Boston?

    Flights from Washington, D.C. to Boston may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at Boston Logan Intl (BOS).

  • How do delay rates compare for morning and evening flights from Washington, D.C. to Boston?

    Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • At what point is a flight considered delayed on the route from Washington, D.C. to Boston?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Washington, D.C. to Boston route, 20% of flights were delayed in the past 3 months, with delays averaging 2 hours 10 minutes.

  • Which airports do connecting flights from Washington, D.C. to Boston pass through?

    One-stop flights from Washington, D.C. to Boston most commonly connect through:

    • Newark (EWR) – 74% of one-stop connections
    • New York John F Kennedy Intl (JFK) – 11% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) – 5% of one-stop connections
    • New York LaGuardia (LGA) – 5% of one-stop connections

    Newark (EWR) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. to Boston?

    Yes. Being flexible with your travel dates can save you up to 16% on the Washington, D.C. to Boston route. Wednesday is the cheapest departure day at £189 return on average, while Sunday is the most expensive at £225, a difference of £36. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Which airlines are available on the route from Washington, D.C. to Boston?

    4 airlines operate flights between Washington, D.C. and Boston. The airlines offering direct flights on this route include:

    • American Airlines
    • Delta
    • JetBlue
    • United Airlines

  • How much time can I save by choosing a different stopover airport from Washington, D.C. to Boston?

    Flying via New York LaGuardia (LGA) gives the shortest average 1-stop total travel time of 4h 04m, compared to 4h 24m via Newark (EWR) and 4h 44m via New York John F Kennedy Intl (JFK).

  • What popular places can I visit in Boston?

    Some of the most popular sights in Boston are Boston Common, Copley Square, and John B. Hynes Veterans Memorial Convention Center. These are among the most viewed places in Boston on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Washington, D.C. to Boston flights?

    Among airlines operating Washington, D.C. to Boston flights:

    • JetBlue: offers extra legroom; offers free seat selection
    • United Airlines: offers extra legroom; offers free seat selection
    • American Airlines: offers extra legroom; offers free seat selection
    • Delta: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Washington, D.C. to Boston flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • JetBlue: a cabin bag and a checked bag in Economy class
    • United Airlines: a cabin bag and a checked bag in Economy class
    • American Airlines: a cabin bag and a checked bag in Economy class

    Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Your guide to booking Washington, D.C. to Boston flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure instead of Sunday. On this route, Wednesday flights average £189 – about £36 less than Sunday (16% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 19 weeks before you fly. On this route, that window historically saves about 44% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. to Boston trip for January. Fares historically average £151 return in that month – typically £94 less than the most expensive month, which is June (based on the last 12 months).
  • If arriving on time is high on your priority list, United Airlines is the strongest pick on this route. 84% of United Airlines flights from Washington, D.C. to Boston arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 80%. When flights on this route do arrive late, the average delay is 2 hours10 minutes, so choosing an airline with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Atlanta Hartsfield-Jackson Airport (ATL) can be cheaper than flying direct. The cheapest stopover option averages £156 return on this route – about £43 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Boston Logan Intl Airport.
    - Hilton Boston Logan Airport
    - Hilton Garden Inn Boston Logan Airport
    - Embassy Suites by Hilton Boston at Logan Airport

Prefer to fly direct from Washington, D.C. to Boston?

 
Find which airlines fly direct from Washington, D.C. to Boston Logan Intl Airport, which days they fly and book direct flights.

Direct departures

Washington, D.C. to Boston Logan Intl

Monday

American Airlines,Delta,JetBlue, +1 more

American Airlines,Delta, +2 more

Tuesday

American Airlines,Delta,JetBlue, +1 more

American Airlines,Delta, +2 more

Wednesday

American Airlines,Delta,JetBlue, +1 more

American Airlines,Delta, +2 more

Thursday

American Airlines,Delta,JetBlue, +1 more

American Airlines,Delta, +2 more

Friday

American Airlines,Delta,JetBlue, +1 more

American Airlines,Delta, +2 more

Saturday

American Airlines,Delta,JetBlue, +1 more

American Airlines,Delta, +2 more

Sunday

American Airlines,Delta,JetBlue, +1 more

American Airlines,Delta, +2 more

See more direct flights

Direct returns

Boston Logan Intl to Washington, D.C.

Monday

American Airlines,Delta,JetBlue, +1 more

American Airlines,Delta, +2 more

Tuesday

American Airlines,Delta,JetBlue, +1 more

American Airlines,Delta, +2 more

Wednesday

American Airlines,Delta,JetBlue, +1 more

American Airlines,Delta, +2 more

Thursday

American Airlines,Delta,JetBlue, +1 more

American Airlines,Delta, +2 more

Friday

American Airlines,Delta,JetBlue, +1 more

American Airlines,Delta, +2 more

Saturday

American Airlines,Delta,JetBlue, +1 more

American Airlines,Delta, +2 more

Sunday

American Airlines,Delta,JetBlue, +1 more

American Airlines,Delta, +2 more

See more direct flights

More options for your flight from Washington, D.C. to Boston

Complete your trip to Boston with a hotel stay or car hire