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$34+ Cheap flights from Washington, D.C. (WAS) to Falmouth, MA, MA

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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BOS
Feb 28 — Mar 71
Fri 2/28
Fri 3/7
1 adult, Economy
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The best prices from Washington, D.C. to Falmouth are usually found in January or September, booked 30 days in advance, depart on a Thursday or Saturday and return on a Thursday

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

Keep the following information in mind while searching for Washington, D.C. to Falmouth flight deals. Data was last updated February 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$48
(Cheapflightsfares)

One-way from

$34
(Cheapflightsfares)

Popular in

April

Cheapest in

January

Average price

$192
Provider with most accurate pricing for Washington, D.C. (WAS)-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Boston Logan Intl flights.
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From Washington, D.C. (WAS) to Falmouth
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One-way flight from Washington, D.C. (WAS) to Falmouth
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Highest demand for flights based on searches. 14% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Washington, D.C. to Falmouth

Cheapest flights from Washington, D.C. to Falmouth
Explore the most affordable flight options available from Washington, D.C. to Falmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 23, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 2/22. 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.
Thu 3/136:00 amBWI - BOS
Nonstop1h 25mSpirit Airlines
Tue 3/188:30 amBOS - BWI
Nonstop1h 37mSpirit Airlines
Deal found 2/22$48
This Frontier deal was found by Cheapflights users on 2/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/254:22 pmBWI - BOS
1 stop8h 12mFrontier
Wed 3/266:00 amBOS - BWI
1 stop13h 03mFrontier
Deal found 2/23$110
This Frontier deal was found by Cheapflights users on 2/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/15:54 pmIAD - BOS
1 stop6h 53mFrontier
Wed 4/26:00 amBOS - IAD
1 stop9h 45mFrontier
Deal found 2/22$110
This Booking.com deal was found by Cheapflights users on 2/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/146:00 amBWI - BOS
Nonstop1h 25mMultiple Airlines
Sun 3/165:05 amBOS - BWI
1 stop8h 21mMultiple Airlines
Deal found 2/23$115
This KAYAK deal was found by Cheapflights users on 2/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2410:00 pmDCA - BOS
Nonstop1h 39mDelta
Wed 3/265:45 pmBOS - DCA
Nonstop1h 58mDelta
Deal found 2/21$135
This Delta deal was found by Cheapflights users on 2/23. 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.
Thu 3/2710:59 amBWI - BOS
Nonstop1h 30mDelta
Mon 3/315:15 pmBOS - BWI
Nonstop1h 41mDelta
Deal found 2/23$137
This United Airlines deal was found by Cheapflights users on 2/21. 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.
Fri 3/2810:15 pmIAD - BOS
Nonstop1h 35mUnited Airlines
Sun 3/305:30 amBOS - IAD
Nonstop1h 41mUnited Airlines
Deal found 2/21$137
This JetBlue deal was found by Cheapflights users on 2/22. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/227:59 amDCA - BOS
Nonstop1h 35mJetBlue
Mon 3/241:20 pmBOS - DCA
Nonstop1h 44mJetBlue
Deal found 2/22$142
This Southwest deal was found by Cheapflights users on 2/22. 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.
Thu 3/2710:45 amBWI - BOS
Nonstop1h 25mSouthwest
Mon 3/315:40 pmBOS - BWI
Nonstop1h 40mSouthwest
Deal found 2/22$147
This American Airlines deal was found by Cheapflights users on 2/22. 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.
Sat 8/99:00 pmDCA - BOS
Nonstop1h 33mAmerican Airlines
Sat 8/167:36 amBOS - DCA
Nonstop1h 53mAmerican Airlines
Deal found 2/22$148
This United Airlines deal was found by Cheapflights users on 2/22. 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.
Wed 3/1911:06 amDCA - BOS
1 stop4h 09mUnited Airlines
Sat 3/2210:32 amBOS - DCA
1 stop5h 27mUnited Airlines
Deal found 2/22$167
This Mytrip deal was found by Cheapflights users on 2/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/63:13 pmIAD - BOS
1 stop17h 01mAllegiant Air
Sun 6/811:31 amBOS - IAD
1 stop8h 54mAllegiant Air
Deal found 2/22$226

Find flights from Washington, D.C. to Falmouth within your budget

Customize your flight search to find flights from Washington, D.C. to Falmouth 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 February 23, 2025.

Fly from

Washington, D.C.

Fly to

Falmouth

Route

Depart

Return

Price

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

Thu 3/13

6:00 am-7:25 am

Nonstop1h 25m

Boston Logan Intl

Tue 3/18

8:30 am-10:07 am

Nonstop1h 37m

$48

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

Tue 3/25

4:22 pm-12:34 am

1 stop8h 12m

Boston Logan Intl

Wed 3/26

6:00 am-5:14 pm

1 stop11h 14m

$110

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Tue 4/1

5:54 pm-12:47 am

1 stop6h 53m

Boston Logan Intl

Wed 4/2

6:00 am-3:45 pm

1 stop9h 45m

$110

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

Fri 3/14

6:00 am-7:25 am

Nonstop1h 25m

Boston Logan Intl

Sun 3/16

5:05 am-1:26 pm

1 stop8h 21m

$115

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Mon 3/24

10:00 pm-11:39 pm

Nonstop1h 39m

Boston Logan Intl

Wed 3/26

5:45 pm-7:43 pm

Nonstop1h 58m

$135

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Fri 3/28

10:15 pm-11:50 pm

Nonstop1h 35m

Boston Logan Intl

Sun 3/30

5:30 am-7:11 am

Nonstop1h 41m

$137

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

Thu 3/27

10:59 am-12:29 pm

Nonstop1h 30m

Boston Logan Intl

Mon 3/31

5:15 pm-6:56 pm

Nonstop1h 41m

$137

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Thu 3/27

9:29 am-11:00 am

Nonstop1h 31m

Boston Logan Intl

Mon 3/31

8:24 am-10:04 am

Nonstop1h 40m

$138

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

Thu 3/27

10:45 am-12:10 pm

Nonstop1h 25m

Boston Logan Intl

Mon 3/31

5:40 pm-7:20 pm

Nonstop1h 40m

$147

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Sat 8/9

9:00 pm-10:33 pm

Nonstop1h 33m

Boston Logan Intl

Sat 8/16

7:36 am-9:29 am

Nonstop1h 53m

$148

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/23

Showing 1-10 of 37 results
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Best time to book a flight from Washington, D.C. to Falmouth

Have a flexible travel schedule? Discover the best time to fly to Falmouth 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.

Travel insights for flights from Washington, D.C. to Falmouth

Get recent, data-driven insights about flights from Washington, D.C. to Falmouth including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Falmouth. Price data was last updated on February 14, 2025.

The price you pay for your flight from Washington, D.C. to Falmouth may vary depending on when you book. For the best chance of a lower fare, look to book 30 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Falmouth (average of $218). Flying from Washington, D.C. to Falmouth 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 FM5?

Find hourly flight availability from Washington, D.C. to Falmouth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 23, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. to Falmouth as you normally would.

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

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Falmouth. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. to Falmouth 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 Falmouth

Explore weekly flight availability from Washington, D.C. to Falmouth. 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 February 23, 2025.

The most flights from WAS to FM5 are scheduled on a Wednesday (73 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (40 on average).

Rainfall in Falmouth by month

Plan your trip to Falmouth by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Falmouth ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Falmouth when rainfall is around 3.1 in.

Temperature in Falmouth by month

Plan your trip to Falmouth by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Falmouth, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Falmouth

Get insights into the airlines that provide service to Falmouth. 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 Falmouth. Reviews last updated February 23, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Washington, D.C. to Falmouth to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,385 reviews

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,385 reviews
Southwest
8.1
Very good
4,385 reviews

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,706 reviews
Southwest
8.1
Very good
4,385 reviews

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,187 reviews
Southwest
8.1
Very good
4,385 reviews

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,065 reviews
Southwest
8.1
Very good
4,385 reviews

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,746 reviews
Southwest
8.1
Very good
4,385 reviews

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Falmouth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $34. Users have also found prices from $55 and $69 on Frontier and Delta, respectively.

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

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

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

    Consider Ethiopian Air (92%), Avianca (89%) or United Airlines (88%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. to Falmouth.

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

    The cheapest flight price from Washington, D.C. to Falmouth is $73. On average you can expect to pay $790. The most popular route, (Washington, D.C. Dulles Intl - Boston Logan Intl), can usually be booked for $118.

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

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

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

    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 Falmouth.

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

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

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Falmouth (average of $218). Flying from Washington, D.C. to Falmouth 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

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Top 6 airlines flying from Washington, D.C. to Falmouth

Discover the top 6 airlines that operate flights from Washington, D.C. to Falmouth. 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 February 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$49Average$119FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$63Average$288FlexibilityNo cancel feeOn-time62%
DeltaCheapest$78Average$249FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$134Average$298FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$149Average$245FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$185Average$284FlexibilityNo cancel feeOn-time63%
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