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Cheap flights from Portland, Maine to Dayton from $319

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Dayton departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland, Maine to Dayton

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:38 pm - 11:38 pmPWM  Portland-DAY Dayton
6h 00m1 stop Chicago O'Hare Intl
American Airlines Logo
6:00 am - 10:03 amDAY  Dayton-PWM Portland
4h 03m1 stop Philadelphia
$319American Airlines
Wed, Sep 23 - Sun, Sep 27
American Airlines Logo
6:00 am - 12:31 pmPWM  Portland-DAY Dayton
6h 31m1 stop Washington, D.C. Reagan-National
American Airlines Logo
6:00 am - 10:03 amDAY  Dayton-PWM Portland
4h 03m1 stop Philadelphia
$319American Airlines
Wed, Sep 23 - Mon, Sep 28
American Airlines Logo
6:00 am - 12:31 pmPWM  Portland-DAY Dayton
6h 31m1 stop Washington, D.C. Reagan-National
American Airlines Logo
5:34 am - 1:05 pmDAY  Dayton-PWM Portland
7h 31m1 stop Chicago O'Hare Intl
$319American Airlines
Wed, Sep 23 - Sun, Sep 27
Delta Logo
1:59 pm - 11:14 pmPWM  Portland-DAY Dayton
9h 15m2 stops New York LaGuardia Atlanta Hartsfield-Jackson
Delta Logo
3:27 pm - 11:28 pmDAY  Dayton-PWM Portland
8h 01m1 stop Atlanta Hartsfield-Jackson
$324Delta
Wed, Sep 23 - Mon, Sep 28
Delta Logo
6:02 am - 2:41 pmPWM  Portland-DAY Dayton
8h 39m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson
Delta Logo
3:27 pm - 11:28 pmDAY  Dayton-PWM Portland
8h 01m1 stop Atlanta Hartsfield-Jackson
$324Delta
Wed, Sep 23 - Mon, Sep 28
United Airlines Logo
9:49 am - 2:15 pmPWM  Portland-DAY Dayton
4h 26m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
2:50 pm - 7:24 pmDAY  Dayton-PWM Portland
4h 34m1 stop Washington, D.C. Dulles Intl
$349United Airlines
Wed, Aug 26 - Sun, Aug 30
Delta Logo
6:00 am - 2:17 pmPWM  Portland-DAY Dayton
8h 17m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 1:07 pmDAY  Dayton-PWM Portland
7h 07m1 stop Atlanta Hartsfield-Jackson
$354Delta
Wed, Aug 26 - Sun, Aug 30
United Airlines Logo
8:26 am - 1:48 pmPWM  Portland-DAY Dayton
5h 22m1 stop Chicago O'Hare Intl
United Airlines Logo
7:48 pm - 11:59 pmDAY  Dayton-PWM Portland
4h 11m1 stop Washington, D.C. Dulles Intl
$366United Airlines
Wed, Sep 16 - Sun, Sep 20
United Airlines Logo
5:15 am - 1:48 pmPWM  Portland-DAY Dayton
8h 33m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
United Airlines Logo
7:48 pm - 11:59 pmDAY  Dayton-PWM Portland
4h 11m1 stop Washington, D.C. Dulles Intl
$371United Airlines
Wed, Sep 16 - Sun, Sep 20
Delta Logo
1:59 pm - 11:14 pmPWM  Portland-DAY Dayton
9h 15m2 stops New York LaGuardia Atlanta Hartsfield-Jackson
Delta Logo
3:27 pm - 11:17 pmDAY  Dayton-PWM Portland
7h 50m2 stops Atlanta Hartsfield-Jackson New York LaGuardia
$374Delta
Wed, Sep 23 - Mon, Sep 28

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Delta flights from Portland, Maine to Dayton

Our best Delta deals on Portland, Maine to Dayton flight tickets
Delta
Sep 23
PWM6:02 amPortland
8h 39m
2 stops
DAY2:41 pmDayton
Sep 28
DAY3:27 pmDayton
8h 01m
1 stop
PWM11:28 pmPortland
$324
Delta
Aug 26
PWM6:00 amPortland
8h 17m
2 stops
DAY2:17 pmDayton
Aug 30
DAY6:00 amDayton
7h 07m
1 stop
PWM1:07 pmPortland
$354
Delta
Sep 23
PWM1:59 pmPortland
9h 15m
2 stops
DAY11:14 pmDayton
Sep 28
DAY3:27 pmDayton
7h 50m
2 stops
PWM11:17 pmPortland
$374

United Airlines flights from Portland, Maine to Dayton

Our best United Airlines deals on Portland, Maine to Dayton flight tickets
United Airlines
Aug 26
PWM9:49 amPortland
4h 26m
1 stop
DAY2:15 pmDayton
Aug 30
DAY2:50 pmDayton
4h 34m
1 stop
PWM7:24 pmPortland
$349
United Airlines
Sep 16
PWM8:26 amPortland
5h 22m
1 stop
DAY1:48 pmDayton
Sep 20
DAY7:48 pmDayton
4h 11m
1 stop
PWM11:59 pmPortland
$366
United Airlines
Sep 16
PWM5:15 amPortland
8h 33m
2 stops
DAY1:48 pmDayton
Sep 20
DAY7:48 pmDayton
4h 11m
1 stop
PWM11:59 pmPortland
$371

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine 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, momondo users made 832,500 searches. Data last updated August 16, 2026.
Use the filters below to find and compare flights from Portland, Maine to Dayton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Wed 9/23

5:38 pm-11:38 pm

1 stop6h 00m

Dayton

Sun 9/27

6:00 am-10:03 am

1 stop4h 03m

$319

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Wed 9/23

6:00 am-12:31 pm

1 stop6h 31m

Dayton

Mon 9/28

6:00 am-10:03 am

1 stop4h 03m

$319

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Wed 9/23

6:00 am-12:31 pm

1 stop6h 31m

Dayton

Sun 9/27

5:34 am-1:05 pm

1 stop7h 31m

$319

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Wed 9/23

1:59 pm-11:14 pm

2 stops9h 15m

Dayton

Mon 9/28

3:27 pm-11:28 pm

1 stop8h 01m

$324

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
Quickest round-trip

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Wed 8/26

9:49 am-2:15 pm

1 stop4h 26m

Dayton

Sun 8/30

2:50 pm-7:24 pm

1 stop4h 34m

$349

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Wed 8/26

6:00 am-2:17 pm

2 stops8h 17m

Dayton

Sun 8/30

6:00 am-1:07 pm

1 stop7h 07m

$354

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Wed 9/16

8:26 am-1:48 pm

1 stop5h 22m

Dayton

Sun 9/20

7:48 pm-11:59 pm

1 stop4h 11m

$366

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Wed 9/16

5:15 am-1:48 pm

2 stops8h 33m

Dayton

Sun 9/20

7:48 pm-11:59 pm

1 stop4h 11m

$371

PortlandDayton

PWM Portland - DAY Dayton

PWMDAY

Portland

Wed 9/23

1:59 pm-11:14 pm

2 stops9h 15m

Dayton

Mon 9/28

3:27 pm-11:17 pm

2 stops7h 50m

$374

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Dayton from

How to get the cheapest flight ticket from Portland, Maine to Dayton

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Dayton?

The month of July is, on average, the cheapest month to fly to Dayton from Portland, Maine, with most prices found around $368. The month of December is another great option to travel to Dayton, with average flight prices from Portland, Maine averaging around $377.

When to book flights from Portland, Maine to Dayton

Are you open to changing your travel dates? Check out the ideal times to fly from Portland, Maine to Dayton according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland, Maine to Dayton (PWM to DAY) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Dayton

Fastest flight time

4h 34m

Direct flights

None
The fastest flight from Portland, Maine to Dayton takes 4h 34m
There are no direct flights from Portland, Maine to Dayton. There are no popular flight routes from Portland, Maine to Dayton.
Search flight deals

Frequently asked questions about flying from Portland, Maine to Dayton

  • How far is Portland to Dayton by plane?

    The distance between Portland and Dayton is about 766.0 mi. Flights usually cover this in 4h 34m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Portland Airport to Dayton Airport?

    Prices for flights from Portland Airport to Dayton Airport are updated daily.

  • How many operators does momondo search for flights from Portland Airport to Dayton Airport?

  • How old do you have to be to fly from Portland Airport to Dayton Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Dayton Airport.

  • What documentation or ID do you need to fly to Dayton Airport?

    The required travel and health documents for your Dayton Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dayton Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Portland, Maine to Dayton?

Best airlines flying from Portland, Maine to Dayton

Compare and see reviews for airlines that fly from Portland, Maine to Dayton with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $270Free CancellationRating
7.4
10,104 reviews
Search United Airlines flights
American AirlinesPriceFrom $308Free CancellationRating
7.1
11,950 reviews
Search American Airlines flights

Traveling to a place near Dayton?

Book flights to Dayton if you plan to visit one of these locations
Richmond
Springfield
Fairborn
Miamisburg
Troy
Xenia
Beavercreek
Huber Heights
Sidney
Greenville
Winchester

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Dayton?

It is quick and easy to find Portland to Dayton flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Dayton that suits you.

Can I find flights from Portland to Dayton with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Dayton from Portland with this policy.

How can momondo help me find flights from Portland to Dayton?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Dayton.

I’m not ready to book a flight from Portland to Dayton right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Portland to Dayton flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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