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$309+ Cheap flights from Dayton to Portland, ME (DAY - PWM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — PWM
Jan 4 — Jan 111
Sun 1/4
Sun 1/11
1 adult, Economy
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Cheap flight deals from Dayton to Portland

Cheapest flights from Dayton to Portland
Explore the most affordable flight options available from Dayton to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 5, 2025.

This United Airlines deal was found by Cheapflights users on 12/2. 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.
Thu 12/117:15 amDAY - PWM
1 stop7h 07mUnited Airlines
Sun 12/144:25 pmPWM - DAY
1 stop7h 05mUnited Airlines
Deal found 12/2$339
This United Airlines deal was found by Cheapflights users on 12/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:38 amDAY - PWM
1 stop23h 06mUnited Airlines
Thu 1/15:30 amPWM - DAY
1 stop4h 33mUnited Airlines
Deal found 12/4$579
This American Airlines deal was found by Cheapflights users on 12/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:03 amDAY - PWM
1 stop17h 42mAmerican Airlines
Thu 1/16:00 amPWM - DAY
1 stop15h 42mAmerican Airlines
Deal found 12/3$612

Find flight deals from Dayton to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Dayton (DAY) 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 December 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$309
(Delta)

Popular in

February

Cheapest in

May

Average price

$480
Provider with most accurate pricing for Dayton-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dayton-Portland flights.
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From Dayton to Portland
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dayton 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 December 5, 2025.
Use the filters below to find and compare flights from Dayton to Portland that are best for you.

Fly from

Dayton

Fly to

Portland

Route

Depart

Return

Price

DaytonPortland

DAY - PWM

DAYPWM

Dayton

Sun 5/24

2:53 pm-10:03 pm

1 stop7h 10m

Portland

Sat 5/30

6:00 am-1:58 pm

1 stop7h 58m

$309

DaytonPortland

DAY - PWM

DAYPWM

Dayton

Sat 2/14

9:00 am-3:14 pm

1 stop6h 14m

Portland

Wed 2/18

4:11 pm-11:43 pm

1 stop7h 32m

$379

DaytonPortland

DAY - PWM

DAYPWM

Dayton

Mon 3/2

2:57 pm-11:20 pm

2 stops8h 23m

Portland

Fri 3/6

6:00 am-4:57 pm

2 stops10h 57m

$543

DaytonPortland

DAY - PWM

DAYPWM

Dayton

Mon 12/29

10:38 am-9:44 am

1 stop23h 06m

Portland

Thu 1/1

5:30 am-10:03 am

1 stop4h 33m

$579

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Compare providers for flights from Dayton 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 Dayton to Portland in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 Dayton-Portland, Maine flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Dayton-Portland, Maine flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Dayton-Portland, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dayton-Portland, Maine flights, Cheapflights users trust eDreams the most. eDreams 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 Dayton-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 Dayton to Portland

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

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

Currently, September is the cheapest month in which you can book a flight from Dayton to Portland, Maine (average of $104). Flying from Dayton to Portland, Maine in December is currently the most expensive (average of $225). 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 DAY to PWM?

Find hourly flight availability from Dayton 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 December 5, 2025.

It’s optimal to fly from Dayton to Portland, Maine in the afternoon. By choosing this option you can save up to 52% on the cost of your flight, compared to a flight at noon.

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 December 5, 2025.
Read through reviews of airlines operating flights from Dayton to Portland, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,011 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,066 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,047 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

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

    There are many flights that can get you from Dayton to Portland, Maine in 6h 14m. Fly via Delta or United Airlines to get the fastest option. The distance between Dayton and Portland, Maine is about 760 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Dayton to Portland, Maine round-trip?

    Flying on Delta is currently your cheapest option to Portland, Maine, with prices starting at $242. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $259 and $298, respectively. Delta is priced at 37% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Dayton to Portland, Maine (average of $104). Flying from Dayton to Portland, Maine in December is currently the most expensive (average of $225). 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
Brunswick
Auburn
Conway

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Top 3 airlines flying from Dayton to Portland

Discover the top 3 airlines that operate flights from Dayton 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 December 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$242Average$303FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$259Average$371FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$298Average$408FlexibilityNo cancel feeOn-time69%

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