HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$106+ Cheap flights from Detroit to Portland, ME (DTT - PWM)

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — PWM
Sep 6 — Sep 131
Sun 9/6
Sun 9/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Detroit to Portland 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.

Cheap flight deals from Detroit to Portland

Cheapest flights from Detroit to Portland
Explore the most affordable flight options available from Detroit to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2026.

This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:51 pm -
1 stop21h 33m
Tue 10/65:09 pm -
1 stop24h 40m
Deal found 8/7$238
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:51 pm -
1 stop21h 33m
Tue 9/155:09 pm -
1 stop24h 40m
Deal found 8/3$254
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1210:42 am -
1 stop7h 09m
Tue 9/155:09 pm -
1 stop24h 40m
Deal found 8/3$267
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:52 pm -
1 stop21h 32m
Tue 9/225:09 pm -
1 stop24h 40m
Deal found 8/3$269
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:51 pm -
1 stop21h 33m
Fri 9/183:53 pm -
2 stops17h 54m
Deal found 8/4$304
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:57 pm -
1 stop12h 11m
Tue 9/155:09 pm -
1 stop24h 40m
Deal found 8/5$308

Find flight deals from Detroit to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Portland (PWM). 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 August 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$242
(Kiwi.com)

One-way from

$106
(Kiwi.com)

Popular in

February

Cheapest in

October

Average price

$479

Good round-trip deal

$489 or less

Good one-way deal

$298 or less
Provider with most accurate pricing for Detroit (DTT)-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-Portland flights.
Search Deals
From Detroit (DTT) to Portland
Search Deals
One-way flight from Detroit (DTT) to Portland
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($111 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Detroit (DTT) to Portland.
Search Deals
Price to beat on a one-way flight from Detroit (DTT) to Portland.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit to Portland 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 August 7, 2026.
Use the filters below to find and compare flights from Detroit to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitPortland

DTW Detroit Metropolitan Wayne County - PWM Portland

DTWPWM

Detroit Metropolitan Wayne County

Fri 10/30

10:45 am-9:50 pm

2 stops11h 05m

Portland

Mon 11/2

5:20 am-5:15 pm

2 stops11h 55m

$392

DetroitPortland

DTW Detroit Metropolitan Wayne County - PWM Portland

DTWPWM

Detroit Metropolitan Wayne County

Thu 10/29

10:00 am-11:57 am

Nonstop1h 57m

Portland

Sun 11/1

12:42 pm-2:53 pm

Nonstop2h 11m

$399
Quickest round-trip

DetroitPortland

DTW Detroit Metropolitan Wayne County - PWM Portland

DTWPWM

Detroit Metropolitan Wayne County

Tue 10/13

2:07 pm-4:02 pm

Nonstop1h 55m

Portland

Tue 10/20

4:47 pm-6:58 pm

Nonstop2h 11m

$399

DetroitPortland

DTW Detroit Metropolitan Wayne County - PWM Portland

DTWPWM

Detroit Metropolitan Wayne County

Tue 9/15

10:13 am-12:10 pm

Nonstop1h 57m

Portland

Sat 9/19

6:00 am-12:55 pm

1 stop6h 55m

$409

DetroitPortland

DTW Detroit Metropolitan Wayne County - PWM Portland

DTWPWM

Detroit Metropolitan Wayne County

Sat 10/17

7:05 am-1:51 pm

1 stop6h 46m

Portland

Fri 10/23

2:09 pm-9:11 pm

1 stop7h 02m

$419

DetroitPortland

DTW Detroit Metropolitan Wayne County - PWM Portland

DTWPWM

Detroit Metropolitan Wayne County

Sun 9/6

7:20 am-4:35 pm

2 stops9h 15m

Portland

Sat 9/12

5:40 am-2:00 pm

2 stops8h 20m

$429

DetroitPortland

DTW Detroit Metropolitan Wayne County - PWM Portland

DTWPWM

Detroit Metropolitan Wayne County

Sat 10/10

12:25 pm-10:10 pm

2 stops9h 45m

Portland

Thu 10/15

10:25 am-7:45 pm

2 stops9h 20m

$438

DetroitPortland

DTW Detroit Metropolitan Wayne County - PWM Portland

DTWPWM

Detroit Metropolitan Wayne County

Mon 10/19

2:45 pm-11:55 pm

2 stops9h 10m

Portland

Fri 10/23

1:05 pm-9:40 pm

2 stops8h 35m

$439

DetroitPortland

DTW Detroit Metropolitan Wayne County - PWM Portland

DTWPWM

Detroit Metropolitan Wayne County

Thu 8/27

2:40 pm-10:25 pm

2 stops7h 45m

Portland

Tue 9/1

1:05 pm-9:30 pm

2 stops8h 25m

$449
Cheapest one-way

DetroitPortland

DTW Detroit Metropolitan Wayne County - PWM Portland

DTWPWM

Detroit Metropolitan Wayne County

Sat 10/3

5:30 pm-11:54 pm

1 stop6h 24m

$130

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Detroit to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Portland in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Detroit-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-Portland, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-Portland, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Detroit to Portland

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

What is the cheapest month to book a flight from Detroit to Portland, Maine?

Currently, November is the cheapest month in which you can book a flight from Detroit to Portland, Maine (average of $469). Flying from Detroit to Portland, Maine in January is currently the most expensive (average of $619). 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 PWM?

Find hourly flight availability from Detroit to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 7, 2026.

It’s optimal to fly from Detroit to Portland, Maine in the morning. By choosing this option you can save up to 4% on the cost of your flight, compared to a flight at noon.

Weekly flight availability from Detroit to Portland, Maine

Explore weekly flight availability from Detroit to Portland. 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 August 7, 2026.

The most flights from DTT to PWM are scheduled on a Monday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

How much does it cost to fly round-trip from Detroit to Portland, Maine?

Airfare is below average for this route at the moment.
Detroit to Portland, Maine flights typically cost between $459 and $577 in October.
The cheapest round-trip price found within the last 5 days was $242 on Multiple Airlines (Oct 2-Oct 6).

What’s the top layover airport for flights from Detroit to Portland, Maine?

Share of 1-stop round-trip flights from Detroit to Portland, Maine chosen by Cheapflights users in the past 12 months, using the same layover each way.

Baltimore (BWI) – chosen by Cheapflights users on 50% of 1-stop itineraries from Detroit to Portland, Maine on Cheapflights.

What’s the cheapest layover airport for flights from Detroit to Portland, Maine?

Average round-trip fare for 1-stop flights from Detroit to Portland, Maine, chosen by Cheapflights users in the past 12 months, with the same layover each way.

New York (JFK) is the most affordable 1-stop option, with an average round-trip price of $225.

What’s the fastest layover option from Detroit to Portland, Maine?

Shortest average travel time for 1-stop one-way flights from Detroit to Portland, Maine, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Baltimore (BWI) have the shortest average one-way travel time for 1-stop routes: 5h 35m.

Which airport typically offers the quickest layover for flights from Detroit to Portland, Maine?

Average layover duration for 1-stop one-way flights from Detroit to Portland, Maine, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via New York (JFK) offer the fastest connection on this route, with an average layover time of 2h 37m.

How far ahead should I book a flight from Detroit to Portland, Maine?

The price you pay for your flight from Detroit to Portland, Maine may vary depending on when you book. For the best chance of a lower fare, look to book 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated August 7, 2026.
Get a feel of what it's like to fly with Delta from Detroit to Portland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,499 reviews

Food

7.2

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

7.8

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Laura,Aug 2023

DTW - BOS

Finally got on a flight to Boston and all went ok. We were the last to board and sat in the last seats on the plane. Not particularly treated well after waiting all day to travel.
Delta
7.8
Good
8,499 reviews
Delta
7.8
Good
8,499 reviews

Food

7.2

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

7.8

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Laura,Aug 2023

DTW - BOS

Finally got on a flight to Boston and all went ok. We were the last to board and sat in the last seats on the plane. Not particularly treated well after waiting all day to travel.

Related info for your journey

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

  • What airports do I use to fly from Detroit to Portland?

    Booking a flight from Detroit All airports (DTT) to Portland (PWM) is your only option if you wish to fly from Detroit to Portland. On a typical day, there are 6 flights from All airports to Portland, all of which are around 1h 55m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from All airports to Portland.

  • How long is the flight from Detroit to Portland, Maine?

    Southwest and Delta can get you from Detroit to Portland, Maine in just under 1h 57m. Your travel time can differ by up to 9h 08m. There are 666 mi between Detroit and Portland, Maine. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Detroit to Portland, Maine round-trip?

    Flying on Delta is currently your cheapest option to Portland, Maine, with prices starting at $399. Delta is priced at 29% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from Detroit to Portland, Maine?

    No one likes to see their flight delayed. When booking a flight from Detroit to Portland, Maine consider choosing WestJet (87%), Air France (86%) or KLM (84%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Detroit to Portland, Maine?

    The cheapest flight price from Detroit to Portland, Maine is $278. On average you can expect to pay $513. The most popular route, (Detroit Metropolitan Wayne County - Portland), can usually be booked for $318.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Detroit to Portland 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 Portland, Maine?

    Currently, November is the cheapest month in which you can book a flight from Detroit to Portland, Maine (average of $469). Flying from Detroit to Portland, Maine in January is currently the most expensive (average of $619). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Lewiston
Brunswick
Conway

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 airline flying from Detroit to Portland

Discover the top airline that operate flights from Detroit to Portland. 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 August 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$399Average$577FlexibilityNo cancel feeOn-timeN/A

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.