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Falmouth

$62+ Cheap flights from Detroit (DTT) 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — BOS
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Detroit All airports to Falmouth are usually found in February or January, booked 68 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Detroit to Falmouth

Keep the following information in mind while searching for Detroit to Falmouth flight deals. Data was last updated July 31, 2025.

Round-trip from

$103
(FlightHub)

One-way from

$62
(CheapOair)

Popular in

June

Cheapest in

February

Average price

$205
From Detroit (DTT) to Falmouth
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One-way flight from Detroit (DTT) to Falmouth
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Highest demand for flights based on searches. 8% potential increase in price ($17 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($2 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Detroit to Falmouth

Cheapest flights from Detroit to Falmouth
Explore the most affordable flight options available from Detroit to Falmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This FlightHub deal was found by Cheapflights users on 7/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/258:45 pmDTW - BOS
Nonstop1h 58mSpirit Airlines
Sun 11/25:15 amBOS - DTW
Nonstop2h 11mSpirit Airlines
Deal found 7/30$103

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit 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 July 31, 2025.
Use the filters below to find and compare flights from Detroit to Falmouth that are best for you.

Fly from

Detroit

Fly to

Falmouth

Route

Depart

Return

Price

DetroitBoston

DTW - BOS

DTWBOS

Detroit Metropolitan Wayne County

Sat 10/25

8:45 pm-10:43 pm

Nonstop1h 58m

Boston Logan Intl

Sun 11/2

5:15 am-7:26 am

Nonstop2h 11m

$103

DetroitBoston

DTW - BOS

DTWBOS

Detroit Metropolitan Wayne County

Tue 9/16

7:02 am-1:48 pm

1 stop6h 46m

$62

DetroitBoston

DTW - BOS

DTWBOS

Detroit Metropolitan Wayne County

Fri 9/26

12:16 pm-4:09 pm

1 stop3h 53m

$81

DetroitBoston

DTW - BOS

DTWBOS

Detroit Metropolitan Wayne County

Thu 12/25

5:45 am-10:37 am

1 stop4h 52m

$116

DetroitBoston

DTW - BOS

DTWBOS

Detroit Metropolitan Wayne County

Fri 8/8

1:06 pm-8:35 am

1 stop19h 29m

$117

DetroitBoston

DTW - BOS

DTWBOS

Detroit Metropolitan Wayne County

Thu 12/25

11:13 am-4:57 pm

1 stop5h 44m

$124

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Detroit to Falmouth

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

How far ahead should I book a flight from Detroit to Falmouth?

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

Booking 68 days in advance of your planned departure date is, on average, the best time to get cheap flights from Detroit to Falmouth. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Detroit to Falmouth?

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

Find hourly flight availability from Detroit 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 July 31, 2025.

When flying from Detroit to Falmouth, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Detroit to Falmouth?

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

Travelers seeking maximum savings on their Detroit to Falmouth flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Detroit to Falmouth

Explore weekly flight availability from Detroit 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 July 31, 2025.

The most flights from DTT to FM5 are scheduled on a Thursday (34 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (15 on average).

How much does it cost to fly round-trip from Detroit to Falmouth?

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 July 31, 2025.
Peruse reviews from past customers who have flown with United Airlines, JetBlue, and Spirit Airlines from Detroit to Falmouth to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,900 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,900 reviews
United Airlines
7.4
Good
8,900 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
JetBlue
7.3
Good
2,914 reviews
United Airlines
7.4
Good
8,900 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
Spirit Airlines
6.3
Okay
8,049 reviews
United Airlines
7.4
Good
8,900 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
Frontier
5.9
Fair
3,239 reviews
United Airlines
7.4
Good
8,900 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Detroit to Falmouth. 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 from for flights from Detroit to Falmouth?

    If you book a flight to Falmouth from Detroit, you will be flying from All airports, which is the city’s only airport. Detroit All airports (DTT) is located 0.6 mi from the center of Detroit. There are 24 flights from All airports to Falmouth per day from 5 different airlines.

  • What are the cheapest airlines to fly from Detroit to Falmouth one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $62. JetBlue flights start at $81 while deals on United Airlines start at $116 one-way.

  • What are the most reliable airlines from Detroit to Falmouth?

    The top 3 most reliable airlines when flying from Detroit to Falmouth are Spirit Airlines (87%), Japan Airlines (80%) and Scandinavian Airlines (80%).

  • What are the cheapest flights from Detroit to Falmouth?

    Looking for the cheapest flight from Detroit to Falmouth? While on average our users pay $1,394, our data indicates the cheapest price to be $62. The most popular route (Detroit Metropolitan Wayne County - Boston Logan Intl), is priced around $66.

  • Can I find deals for flights from Detroit to Falmouth that include hotel bookings?

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

  • How can I find direct flights from Detroit to Falmouth?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Falmouth.

  • Can I find deals for business class flights from Detroit to Falmouth?

    Yes. Cheapflights offers flight deals from Detroit 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 Detroit to Falmouth?

    Currently, January is the cheapest month in which you can book a flight from Detroit to Falmouth (average of $218). Flying from Detroit 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 5 airlines flying from Detroit to Falmouth

Discover the top 5 airlines that operate flights from Detroit 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$45Average$119FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$98Average$254FlexibilityNo cancel feeOn-time62%
DeltaCheapest$121Average$340FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$160Average$255FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$248Average$396FlexibilityNo cancel feeOn-time63%

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