HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boston

$55+ Cheap flights from Washington, D.C. (WAS) to Boston (BOS)

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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BOS
ago. 2 — ago. 91
sáb. 8/2
sáb. 8/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington, D.C. to Boston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Washington, D.C. to Boston Logan Intl are usually found in January or September, booked 30 days in advance, depart on a Thursday or Friday and return on a Friday

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

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Boston (BOS). 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 julio 28, 2025.

Round-trip from

$96
(Cheapflightsfares)

One-way from

$55
(FlightHub)

Popular in

April

Cheapest in

January

Average price

$233

Good round-trip deal

$121 or less

Good one-way deal

$87 or less
From Washington, D.C. (WAS) to Boston Logan Intl
Search Deals
One-way flight from Washington, D.C. (WAS) to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Washington, D.C. (WAS) to Boston Logan Intl.
Search Deals

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

Cheapest flights from Washington, D.C. to Boston
Explore the most affordable flight options available from Washington, D.C. to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 28, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/261:51 pmBWI - BOS
Nonstop1h 29mSpirit Airlines
jue. 10/3011:25 amBOS - BWI
Nonstop1h 31mSpirit Airlines
Deal found 7/26$96
This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/16:59 amDCA - BOS
Nonstop1h 43mAmerican Airlines
mié. 9/37:10 amBOS - DCA
Nonstop1h 55mAmerican Airlines
Deal found 7/27$137
This Rumbo deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/410:00 amDCA - BOS
Nonstop1h 35mJetBlue
dom. 9/76:30 amBOS - DCA
Nonstop1h 39mJetBlue
Deal found 7/27$138
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/43:55 pmIAD - BOS
Nonstop1h 39mUnited Airlines
sáb. 9/65:30 amBOS - IAD
Nonstop1h 40mUnited Airlines
Deal found 7/28$152
This Southwest deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/191:55 pmBWI - BOS
Nonstop1h 30mSouthwest
mié. 8/205:40 amBOS - BWI
Nonstop1h 35mSouthwest
Deal found 7/25$161
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/171:00 pmBWI - BOS
Nonstop1h 36mDelta
vie. 9/196:30 amBOS - BWI
Nonstop1h 41mDelta
Deal found 7/25$167
This Delta deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/196:00 amDCA - BOS
Nonstop1h 42mDelta
mar. 8/192:10 pmBOS - DCA
Nonstop1h 50mDelta
Deal found 7/26$169
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/319:00 amDCA - BOS
1 stop4h 24mUnited Airlines
mié. 9/38:20 amBOS - DCA
1 stop4h 02mUnited Airlines
Deal found 7/28$172
This CheapOair deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/139:57 pmBWI - BOS
1 stop11h 42mMultiple Airlines
vie. 8/156:00 amBOS - BWI
1 stop17h 24mMultiple Airlines
Deal found 7/27$177
This Cheapflightsfares deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/165:59 pmIAD - BOS
1 stop6h 40mFrontier
vie. 8/2210:30 amBOS - IAD
1 stop6h 00mFrontier
Deal found 7/27$195

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Boston 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 2,558,603 searches. Data last updated julio 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Boston that are best for you.

Fly from

Washington, D.C.

Fly to

Boston

Route

Depart

Return

Price

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

dom. 10/26

1:51 pm-3:20 pm

Nonstop1h 29m

Boston Logan Intl

jue. 10/30

11:25 am-12:56 pm

Nonstop1h 31m

$96

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

lun. 9/1

6:59 am-8:42 am

Nonstop1h 43m

Boston Logan Intl

mié. 9/3

7:10 am-9:05 am

Nonstop1h 55m

$137

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

jue. 9/4

10:00 am-11:35 am

Nonstop1h 35m

Boston Logan Intl

dom. 9/7

6:30 am-8:09 am

Nonstop1h 39m

$138

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

jue. 9/4

3:55 pm-5:34 pm

Nonstop1h 39m

Boston Logan Intl

sáb. 9/6

5:30 am-7:10 am

Nonstop1h 40m

$152

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

mar. 8/19

1:55 pm-3:25 pm

Nonstop1h 30m

Boston Logan Intl

mié. 8/20

5:40 am-7:15 am

Nonstop1h 35m

$161

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

mié. 9/17

1:00 pm-2:36 pm

Nonstop1h 36m

Boston Logan Intl

vie. 9/19

6:30 am-8:11 am

Nonstop1h 41m

$167

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

mar. 8/19

6:00 am-7:42 am

Nonstop1h 42m

Boston Logan Intl

mar. 8/19

2:10 pm-4:00 pm

Nonstop1h 50m

$169

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

dom. 8/31

9:00 am-1:24 pm

1 stop4h 24m

Boston Logan Intl

mié. 9/3

8:20 am-12:22 pm

1 stop4h 02m

$172

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

dom. 8/10

7:10 am-8:37 am

Nonstop1h 27m

Boston Logan Intl

mar. 8/12

8:00 am-10:49 pm

1 stop14h 49m

$176

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

sáb. 8/16

5:59 pm-12:39 am

1 stop6h 40m

Boston Logan Intl

vie. 8/22

10:30 am-4:30 pm

1 stop6h 00m

$195

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 25 results
1
2
3

The best insider tips for Washington, D.C. to Boston flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. to Boston trip
Airports
IAD

For quick check-in at IAD, locate your airline counter in the main terminal's island setup. Be prepared for crowded afternoon and evening hours.

Read more about IADby Ramsey Qubein
BOS

At BOS, use the MBTA Silver Line for a free ride to downtown Boston. It's a convenient and economical option for travelers.

Read more about BOSby Paul Rubio
Our travel experts
Paul Rubio

Paul Rubio

Expert on BOS

Paul Rubio

Paul Rubio

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Washington, D.C. to Boston

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

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

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

The best time to book flights from Washington, D.C. to Boston is 30 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Boston (average of $218). Flying from Washington, D.C. to Boston in July is currently the most expensive (average of $311). 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 WAS to BOS?

Find hourly flight availability from Washington, D.C. to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Boston in the evening. If you’re flexible enough to do this you can expect to save up to 43% on your trip compared to booking a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Boston. Price data was last updated on July 27, 2025.

Travelers seeking maximum savings on their Washington, D.C. to Boston flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. to Boston

Explore weekly flight availability from Washington, D.C. to Boston. 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 julio 28, 2025.

The most flights from WAS to BOS are scheduled on a Monday (86 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (49 on average).

How much does it cost to fly round-trip from Washington, D.C. to Boston?

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated julio 28, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Washington, D.C. to Boston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
Southwest
8.0
Very good
4,237 reviews
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
Delta
8.0
Very good
7,971 reviews
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
United Airlines
7.4
Good
8,893 reviews
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
JetBlue
7.3
Good
2,913 reviews
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Boston. 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 into for flights to Boston from Washington, D.C.?

    Located just 2.6 mi from the city center, Boston Logan Intl is the airport most travelers will use when flying to Boston from Washington, D.C.. Booking flights from Washington, D.C. to Logan Intl (BOS) should be relatively easy as there are 74 daily inbound flights from Washington, D.C. from 7 different airlines.

  • How popular is this Washington, D.C. to Boston flight route?

    The Washington, D.C. to Boston Logan Intl flight path was viewed by 124 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    According to our current data, Spirit Airlines ($96), American Airlines ($137), and JetBlue ($138) offers the cheapest pricing from Washington, D.C. to Boston. These flights start at 52% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as $55 on Spirit Airlines. Other airlines that offer cheap prices include United Airlines from $79 and Delta from $81 one-way.

  • What are the most popular routes from Washington, D.C. to Boston?

    Most travelers choose Baltimore/Washington - Boston Logan Intl, Washington, D.C. Dulles Intl - Boston Logan Intl or Washington, D.C. Reagan-National - Boston Logan Intl when deciding on the best route from Washington, D.C. to Boston.

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

    The top 3 most reliable airlines when flying from Washington, D.C. to Boston are LATAM Airlines (90%), Scandinavian Airlines (82%) and Korean Air (71%).

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

    On average you can expect to pay $1,438 for a flight from Washington, D.C. to Boston. The cheapest flight overall is $42 while the most popular route, (Baltimore/Washington - Boston Logan Intl) is currently priced at $96.

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

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Boston.

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

    Yes. Cheapflights offers flight deals from Washington, D.C. to Boston 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 Washington, D.C. to Boston?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Boston (average of $218). Flying from Washington, D.C. to Boston in July is currently the most expensive (average of $311). 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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Cambridge
Medford
Watertown
Warwick
Seabrook
Waltham
Framingham
Lowell
Randolph
Smithfield
Cranston
Chestnut Hill
York Beach
Chelsea
Saco
Burlington
Hampton Beach
Swansea
Lincoln
Quincy

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 7 airlines flying from Washington, D.C. to Boston

Discover the top 7 airlines that operate flights from Washington, D.C. to Boston. 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 2,558,603 searches. Data last updated julio 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$48Average$119FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$63Average$236FlexibilityNo cancel feeOn-time62%
DeltaCheapest$78Average$228FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$116Average$258FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$118Average$275FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$143Average$253FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$164Average$265FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.