HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$250+ Cheap flights from Dayton to Portland, ME (DAY - 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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — PWM
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dayton 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 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 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. 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 12/189:00 amDAY - PWM
1 stop5h 14mUnited Airlines
Sun 12/215:30 amPWM - DAY
1 stop4h 33mUnited Airlines
Deal found 12/15$398
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/297:50 pmDAY - PWM
1 stop4h 09mUnited Airlines
Thu 1/15:30 amPWM - DAY
1 stop4h 33mUnited Airlines
Deal found 12/17$479
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Tue 12/306:28 amDAY - PWM
1 stop7h 46mUnited Airlines
Thu 1/15:30 amPWM - DAY
1 stop4h 33mUnited Airlines
Deal found 12/17$513
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Tue 12/307:50 pmDAY - PWM
1 stop13h 54mUnited Airlines
Sat 1/35:30 amPWM - DAY
1 stop4h 33mUnited Airlines
Deal found 12/15$534

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 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$274
(Delta)

One-way from

$250
(Delta)

Popular in

December

Cheapest in

May

Average price

$584
Provider with most accurate pricing for Dayton-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dayton-Portland flights.
Search Deals
From Dayton to Portland
Search Deals
One-way flight from Dayton to Portland
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 18, 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

Wed 2/25

2:39 pm-12:18 am

2 stops9h 39m

Portland

Wed 3/4

2:35 pm-10:43 pm

2 stops8h 08m

$279

DaytonPortland

DAY - PWM

DAYPWM

Dayton

Tue 2/24

2:39 pm-12:18 am

2 stops9h 39m

Portland

Wed 3/4

2:35 pm-10:43 pm

2 stops8h 08m

$279

DaytonPortland

DAY - PWM

DAYPWM

Dayton

Tue 2/24

9:45 am-2:23 pm

1 stop4h 38m

Portland

Wed 3/4

5:45 am-1:25 pm

1 stop7h 40m

$339

DaytonPortland

DAY - PWM

DAYPWM

Dayton

Tue 2/17

9:45 am-2:23 pm

1 stop4h 38m

Portland

Tue 2/24

4:15 pm-10:14 pm

1 stop5h 59m

$339

DaytonPortland

DAY - PWM

DAYPWM

Dayton

Tue 2/17

9:45 am-2:23 pm

1 stop4h 38m

Portland

Sat 2/21

5:45 am-1:25 pm

1 stop7h 40m

$339

DaytonPortland

DAY - PWM

DAYPWM

Dayton

Wed 2/25

9:45 am-2:23 pm

1 stop4h 38m

Portland

Wed 3/4

5:45 am-1:25 pm

1 stop7h 40m

$339

DaytonPortland

DAY - PWM

DAYPWM

Dayton

Tue 2/24

9:45 am-2:23 pm

1 stop4h 38m

Portland

Sat 2/28

3:05 pm-11:43 pm

2 stops8h 38m

$344

DaytonPortland

DAY - PWM

DAYPWM

Dayton

Mon 1/12

9:05 am-6:52 pm

2 stops9h 47m

Portland

Tue 1/20

4:10 pm-10:02 pm

1 stop5h 52m

$344

DaytonPortland

DAY - PWM

DAYPWM

Dayton

Wed 2/25

2:10 pm-11:20 pm

2 stops9h 10m

Portland

Sat 2/28

3:05 pm-11:43 pm

2 stops8h 38m

$349

DaytonPortland

DAY - PWM

DAYPWM

Dayton

Sat 2/28

4:00 pm-11:06 pm

1 stop7h 06m

Portland

Tue 3/3

5:31 am-1:50 pm

1 stop8h 19m

$378

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 13 results
1
2

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 $224). 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 18, 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 18, 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
8,005 reviews

Crew

8.5

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

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
8,005 reviews
Delta
7.9
Good
8,005 reviews

Crew

8.5

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

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
9,091 reviews
Delta
7.9
Good
8,005 reviews

Crew

8.5

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

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
11,054 reviews
Delta
7.9
Good
8,005 reviews

Crew

8.5

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

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 4h 38m. 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 $273 and $298, respectively. Delta is priced at 38% 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 $224). 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

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.

Alternative routes for Dayton to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Detroit to Boston flights
Cleveland to Boston flights
Cincinnati to Boston flights
Pittsburgh to Boston flights
Columbus to Boston flights
Detroit to Portland flights
Columbus to Portland flights
Dayton to Boston flights
Pittsburgh to Portland flights
Cincinnati to Bangor flights
Akron to Boston flights
Cincinnati to Portland flights
Cleveland to Portland flights
Huntington to Boston flights
Akron to Bangor flights
Detroit to Bangor flights
Pittsburgh to Bangor flights
Cleveland to Bangor flights
Columbus to Bangor flights
Detroit to Augusta flights
Dayton to Bangor flights
Cleveland to Bar Harbor flights
Cleveland to Augusta flights
Detroit to Bar Harbor flights
Akron to Portland flights
Erie to Boston flights
Pittsburgh to Bar Harbor flights
Pittsburgh to Rockland flights
Pittsburgh to Augusta flights
Toledo to Boston flights
Huntington to Portland flights
Cincinnati to Bar Harbor flights
Toledo to Bangor flights
Toledo to Portland flights
Erie to Portland flights
Detroit to Rockland flights
Cleveland to Rockland flights
Columbus to Bar Harbor flights
Cincinnati to Rockland flights

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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$242Average$303FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$273Average$426FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$298Average$420FlexibilityNo cancel feeOn-time69%

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.