HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dayton

$269+ Cheap flights from Portland, ME to Dayton (PWM - DAY)

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — DAY
Aug 20 — Aug 271
Thu 8/20
Thu 8/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Dayton 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 Portland to Dayton

Cheapest flights from Portland to Dayton
Explore the most affordable flight options available from Portland to Dayton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 21, 2026.

This American Airlines deal was found by Cheapflights users on 7/19. 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.
Wed 9/235:38 pm
PWM
-
DAY
1 stop6h 00m
American Airlines
Sun 9/276:00 am
DAY
-
PWM
1 stop4h 03m
American Airlines
Deal found 7/19$309
This Delta deal was found by Cheapflights users on 7/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:30 am
PWM
-
DAY
2 stops11h 24m
Delta
Sun 9/273:27 pm
DAY
-
PWM
1 stop8h 03m
Delta
Deal found 7/17$314
This Delta deal was found by Cheapflights users on 7/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:30 am
PWM
-
DAY
2 stops8h 11m
Delta
Mon 9/2811:24 am
DAY
-
PWM
2 stops11h 53m
Delta
Deal found 7/17$319
This United Airlines deal was found by Cheapflights users on 7/17. 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.
Sat 8/85:15 am
PWM
-
DAY
1 stop4h 33m
United Airlines
Mon 8/107:43 pm
DAY
-
PWM
1 stop4h 08m
United Airlines
Deal found 7/17$325
This United Airlines deal was found by Cheapflights users on 7/17. 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.
Thu 8/65:15 am
PWM
-
DAY
2 stops8h 32m
United Airlines
Wed 8/127:48 pm
DAY
-
PWM
1 stop4h 11m
United Airlines
Deal found 7/17$344
This Delta deal was found by Cheapflights users on 7/19. 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.
Fri 9/256:30 am
PWM
-
DAY
2 stops11h 24m
Delta
Tue 9/293:27 pm
DAY
-
PWM
1 stop8h 01m
Delta
Deal found 7/19$359
This United Airlines deal was found by Cheapflights users on 7/18. 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 7/295:15 am
PWM
-
DAY
1 stop4h 33m
United Airlines
Sat 8/12:23 pm
DAY
-
PWM
1 stop7h 18m
United Airlines
Deal found 7/18$369

Find flight deals from Portland to Dayton

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Dayton (DAY). 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 July 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$309
(American Airlines)

One-way from

$269
(United Airlines)

Popular in

April

Cheapest in

July

Average price

$368
Provider with most accurate pricing for Portland-Dayton flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Dayton flights.
Search Deals
From Portland to Dayton
Search Deals
One-way flight from Portland to Dayton
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($144 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Dayton 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 21, 2026.
Use the filters below to find and compare flights from Portland to Dayton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandDayton

PWM - DAY

PWMDAY

Portland

Wed 8/19

9:49 am-2:15 pm

1 stop4h 26m

Dayton

Sun 8/23

7:15 am-2:34 pm

1 stop7h 19m

$309

PortlandDayton

PWM - DAY

PWMDAY

Portland

Wed 9/23

5:38 pm-11:38 pm

1 stop6h 00m

Dayton

Mon 9/28

4:40 pm-11:59 pm

1 stop7h 19m

$309

PortlandDayton

PWM - DAY

PWMDAY

Portland

Tue 8/18

6:05 am-2:17 pm

1 stop8h 12m

Dayton

Mon 8/24

3:06 pm-11:13 pm

1 stop8h 07m

$309

PortlandDayton

PWM - DAY

PWMDAY

Portland

Thu 8/20

6:03 am-10:58 am

1 stop4h 55m

Dayton

Sun 8/23

7:15 am-2:34 pm

1 stop7h 19m

$309

PortlandDayton

PWM - DAY

PWMDAY

Portland

Wed 8/19

6:30 am-5:45 pm

2 stops11h 15m

Dayton

Sun 8/23

3:06 pm-11:13 pm

1 stop8h 07m

$314

PortlandDayton

PWM - DAY

PWMDAY

Portland

Wed 9/23

6:30 am-5:54 pm

2 stops11h 24m

Dayton

Sun 9/27

3:26 pm-11:28 pm

1 stop8h 02m

$314

PortlandDayton

PWM - DAY

PWMDAY

Portland

Wed 8/19

1:30 pm-10:36 pm

2 stops9h 06m

Dayton

Sun 8/23

7:00 am-2:21 pm

2 stops7h 21m

$319

PortlandDayton

PWM - DAY

PWMDAY

Portland

Fri 9/25

6:30 am-5:54 pm

2 stops11h 24m

Dayton

Tue 9/29

3:27 pm-11:28 pm

1 stop8h 01m

$369
Cheapest one-way
Quickest one-way

PortlandDayton

PWM - DAY

PWMDAY

Portland

Sun 8/9

5:15 am-9:48 am

1 stop4h 33m

$269

PortlandDayton

PWM - DAY

PWMDAY

Portland

Sun 8/9

7:00 am-8:22 pm

3 stops37h 22m

$342

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Compare providers for flights from Portland to Dayton

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 Portland to Dayton in July.
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 Portland, Maine-Dayton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Dayton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Dayton flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Dayton 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 Portland, Maine-Dayton 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 Portland to Dayton

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

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

Currently, July is the cheapest month in which you can book a flight from Portland, Maine to Dayton (average of $368). Flying from Portland, Maine to Dayton in April is currently the most expensive (average of $939). 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.

Reviews of airlines servicing Dayton

Get insights into the airlines that provide service to Dayton. 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 Dayton. Reviews last updated July 21, 2026.
See what other customers who have flown with United Airlines and American Airlines from Portland to Dayton have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,011 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.7

Boarding

7.7

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
10,011 reviews
United Airlines
7.4
Good
10,011 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.7

Boarding

7.7

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
American Airlines
7.1
Good
11,832 reviews
United Airlines
7.4
Good
10,011 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.7

Boarding

7.7

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

Related info for your journey

Find useful and relevant information for your journey from Portland to Dayton. 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 Portland, Maine to Dayton?

    For as low as $325, American Airlines can have you in Dayton from Portland, Maine in 4h 33m. Portland, Maine and Dayton are separated by a distance of 760 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Portland, Maine to Dayton round-trip from $270. Another airline that can offer you cheap pricing is American Airlines. United Airlines is priced at 46% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Portland, Maine to Dayton (average of $368). Flying from Portland, Maine to Dayton in April is currently the most expensive (average of $939). 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 Dayton?

Book flights to Dayton if you plan to visit one of these locations
Huber Heights
Springfield
Troy
Greenville
Miamisburg

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 2 airlines flying from Portland to Dayton

Discover the top 2 airlines that operate flights from Portland to Dayton. 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 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$270Average$454FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$308Average$380FlexibilityNo cancel feeOn-time71%

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.