HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dayton

$274+ Cheap flights from Portland, ME to Dayton (PWM - DAY)

PWM — DAY
Sep 17 — Sep 241
Thu 9/17
Thu 9/24
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

Wed 9/236:00 am -
1 stop6h 31m
Sun 9/275:34 am -
1 stop7h 31m
Deal found 8/14$319
Wed 9/236:02 am -
2 stops8h 39m
Mon 9/283:27 pm -
1 stop8h 01m
Deal found 8/17$324
Fri 10/165:15 am -
1 stop4h 32m
Wed 10/219:00 am -
1 stop5h 38m
Deal found 8/18$325
Fri 9/46:03 am -
1 stop4h 55m
Mon 9/77:15 am -
1 stop7h 19m
Deal found 8/17$334
Fri 9/412:09 pm -
1 stop5h 07m
Mon 9/76:00 am -
1 stop4h 31m
Deal found 8/18$349
Sat 10/246:00 am -
1 stop4h 57m
Tue 10/272:50 pm -
1 stop4h 12m
Deal found 8/16$399

Find flight deals from Portland to Dayton

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$319
(American Airlines)

One-way from

$274
(American Airlines)

Popular in

April

Cheapest in

July

Average price

$378
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 August 2026
Search Deals

Cheapflights Fare Finder

 
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 Portland - DAY Dayton

PWMDAY

Portland

Wed 9/30

6:00 am-12:31 pm

1 stop6h 31m

Dayton

Tue 10/6

6:00 am-10:58 am

1 stop4h 58m

$319

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Wed 9/23

6:02 am-2:41 pm

2 stops8h 39m

Dayton

Mon 9/28

3:27 pm-11:28 pm

1 stop8h 01m

$324

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Wed 9/30

6:00 am-10:57 am

1 stop4h 57m

Dayton

Tue 10/6

7:00 am-2:38 pm

2 stops7h 38m

$324

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Fri 9/4

6:03 am-10:58 am

1 stop4h 55m

Dayton

Mon 9/7

7:15 am-2:34 pm

1 stop7h 19m

$334
Cheapest one-way
Quickest one-way

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Wed 11/25

12:48 pm-6:01 pm

1 stop5h 13m

$274

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Wed 11/25

5:50 am-2:15 pm

2 stops8h 25m

$279

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Tue 9/8

4:57 pm-11:59 pm

1 stop7h 02m

$452

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Sat 11/28

9:46 am-8:49 pm

2 stops11h 03m

$855

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Sorted by cheapest first

Compare providers for flights from Portland to Dayton

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Dayton 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 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

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

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
10,100 reviews

Food

6.7

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
United Airlines
7.4
Good
10,100 reviews
United Airlines
7.4
Good
10,100 reviews

Food

6.7

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
American Airlines
7.1
Good
11,951 reviews
United Airlines
7.4
Good
10,100 reviews

Food

6.7

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

Related info for your journey

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

    For as low as $324, American Airlines can have you in Dayton from Portland, Maine in 4h 57m. 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
Troy
Springfield
Greenville
Miamisburg

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Portland to Dayton

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.