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Cheap flights from Portland to Dayton from $249

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Dayton departing on 5/13. 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
0 bags

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Find the cheapest flights from Portland to Dayton

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:40 pm - 12:02 pm
PDX
-
DAY
9h 22m
1 stop
American Airlines Logo
6:36 pm - 11:57 pm
DAY
-
PDX
8h 21m
1 stop
$343American Airlines
Tue, Apr 28 - Tue, May 5
Delta Logo
11:06 pm - 10:43 am
PDX
-
DAY
8h 37m
1 stop
Delta Logo
6:00 am - 4:07 pm
DAY
-
PDX
13h 07m
2 stops
$348Delta
Tue, Apr 28 - Tue, May 5
United Airlines Logo
2:12 pm - 11:54 pm
PDX
-
DAY
6h 42m
1 stop
United Airlines Logo
5:55 am - 9:39 am
DAY
-
PDX
6h 44m
1 stop
$356United Airlines
Fri, Jun 5 - Sat, Jun 20
United Airlines Logo
11:40 pm - 11:04 am
PDX
-
DAY
8h 24m
1 stop
United Airlines Logo
5:55 am - 9:39 am
DAY
-
PDX
6h 44m
1 stop
$369United Airlines
Thu, May 21 - Sun, May 24
United Airlines Logo
10:40 pm - 11:04 am
PDX
-
DAY
9h 24m
1 stop
United Airlines Logo
5:55 am - 9:39 am
DAY
-
PDX
6h 44m
1 stop
$378United Airlines
Thu, May 21 - Sun, May 24
Delta Logo
6:28 am - 5:59 pm
PDX
-
DAY
8h 31m
1 stop
Delta Logo
3:17 pm - 9:46 pm
DAY
-
PDX
9h 29m
1 stop
$381Delta
Sat, May 2 - Sat, May 9
Delta Logo
12:30 am - 2:04 pm
PDX
-
DAY
10h 34m
2 stops
Delta Logo
3:17 pm - 9:46 pm
DAY
-
PDX
9h 29m
1 stop
$386Delta
Fri, May 1 - Sat, May 9
United Airlines Logo
7:00 am - 6:12 pm
PDX
-
DAY
8h 12m
1 stop
United Airlines Logo
9:08 am - 1:15 pm
DAY
-
PDX
7h 07m
1 stop
$394United Airlines
Wed, Apr 29 - Thu, May 7
Delta Logo
9:25 pm - 10:38 am
PDX
-
DAY
10h 13m
1 stop
Delta Logo
6:38 pm - 11:31 pm
DAY
-
PDX
7h 53m
1 stop
$411Delta
Tue, Jun 9 - Tue, Jun 23
Delta Logo
11:51 am - 12:17 am
PDX
-
DAY
9h 26m
1 stop
Delta Logo
2:49 pm - 10:02 pm
DAY
-
PDX
10h 13m
1 stop
$419Delta
Tue, Apr 14 - Sat, Apr 18

American Airlines flights from Portland to Dayton

Our best American Airlines deals on Portland to Dayton flight tickets
American Airlines
Apr 28
PDX11:40 pmPortland
9h 22m
1 stop
DAY12:02 pmDayton
May 5
DAY6:36 pmDayton
8h 21m
1 stop
PDX11:57 pmPortland
$343
American Airlines
Apr 6
PDX11:59 pmPortland
9h 03m
1 stop
DAY12:02 pmDayton
Apr 20
DAY6:39 pmDayton
7h 17m
1 stop
PDX10:56 pmPortland
$439
American Airlines
Jun 5
PDX12:40 amPortland
9h 24m
1 stop
DAY1:04 pmDayton
Jun 24
DAY5:33 pmDayton
9h 23m
1 stop
PDX11:56 pmPortland
$443

Delta flights from Portland to Dayton

Our best Delta deals on Portland to Dayton flight tickets
Delta
Apr 28
PDX11:06 pmPortland
8h 37m
1 stop
DAY10:43 amDayton
May 5
DAY6:00 amDayton
13h 07m
2 stops
PDX4:07 pmPortland
$348
Delta
May 2
PDX6:28 amPortland
8h 31m
1 stop
DAY5:59 pmDayton
May 9
DAY3:17 pmDayton
9h 29m
1 stop
PDX9:46 pmPortland
$381
Delta
May 1
PDX12:30 amPortland
10h 34m
2 stops
DAY2:04 pmDayton
May 9
DAY3:17 pmDayton
9h 29m
1 stop
PDX9:46 pmPortland
$386

momondo 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, momondo users made 832,500 searches. Data last updated April 3, 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

PortlandDayton

PDX - DAY

PDXDAY

Portland

Tue 4/28

11:40 pm-12:02 pm

1 stop9h 22m

Dayton

Tue 5/5

6:36 pm-11:57 pm

1 stop8h 21m

$343

PortlandDayton

PDX - DAY

PDXDAY

Portland

Tue 4/28

11:06 pm-10:43 am

1 stop8h 37m

Dayton

Tue 5/5

6:00 am-4:07 pm

2 stops13h 07m

$348
Quickest round-trip

PortlandDayton

PDX - DAY

PDXDAY

Portland

Fri 6/5

2:12 pm-11:54 pm

1 stop6h 42m

Dayton

Sat 6/20

5:55 am-9:39 am

1 stop6h 44m

$356

PortlandDayton

PDX - DAY

PDXDAY

Portland

Thu 5/21

11:40 pm-11:04 am

1 stop8h 24m

Dayton

Sun 5/24

5:55 am-9:39 am

1 stop6h 44m

$369

PortlandDayton

PDX - DAY

PDXDAY

Portland

Thu 5/21

10:40 pm-11:04 am

1 stop9h 24m

Dayton

Sun 5/24

5:55 am-9:39 am

1 stop6h 44m

$378

PortlandDayton

PDX - DAY

PDXDAY

Portland

Sat 5/2

6:28 am-5:59 pm

1 stop8h 31m

Dayton

Sat 5/9

3:17 pm-9:46 pm

1 stop9h 29m

$381

PortlandDayton

PDX - DAY

PDXDAY

Portland

Fri 5/1

12:30 am-2:04 pm

2 stops10h 34m

Dayton

Sat 5/9

3:17 pm-9:46 pm

1 stop9h 29m

$386

PortlandDayton

PDX - DAY

PDXDAY

Portland

Wed 4/29

7:00 am-6:12 pm

1 stop8h 12m

Dayton

Thu 5/7

9:08 am-1:15 pm

1 stop7h 07m

$394

PortlandDayton

PDX - DAY

PDXDAY

Portland

Tue 6/9

9:25 pm-10:38 am

1 stop10h 13m

Dayton

Tue 6/23

6:38 pm-11:31 pm

1 stop7h 53m

$411

PortlandDayton

PDX - DAY

PDXDAY

Portland

Tue 4/14

11:51 am-12:17 am

1 stop9h 26m

Dayton

Sat 4/18

2:49 pm-10:02 pm

1 stop10h 13m

$419

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dayton from

How to get the cheapest flight ticket from Portland 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 typical price of a round-trip flight between Portland and Dayton?

What is the cheapest month to fly to Dayton?

The month of October is, on average, the cheapest month to fly to Dayton from Portland, with most prices found around $378. The month of January is another great option to travel to Dayton, with average flight prices from Portland averaging around $411.

Can stopping save me money on Portland to Dayton flights?

You could potentially save up to 34% on your flight if you consider stops on a Portland to Dayton flight.

How have Portland to Dayton flight prices changed over time?

As of April 2026, prices for Portland to Dayton flights are approximately 52% more expensive when compared to flights at the same time last year.

When to book flights from Portland to Dayton

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

Cheap Portland to Dayton (PDX to DAY) flight deals and tips

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

Fastest flight time

6h 35m

Direct flights

None
The fastest flight from Portland to Dayton takes 6h 35m
There are no direct flights from Portland to Dayton. There are no popular flight routes from Portland to Dayton.
Search flight deals

Frequently asked questions about flying from Portland to Dayton

  • How far is Portland to Dayton by plane?

    The straight-line distance from Portland to Dayton is 1975.0 mi. Typically, this will take 6h 35m by plane in normal conditions.

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

    Prices for flights from Portland Airport to Dayton Airport refresh 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 necessary travel and health documents for your Dayton Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Portland to Dayton

Compare and see reviews for airlines that fly from Portland to Dayton with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $288Free CancellationRating
7.1
11,556 reviews
Search American Airlines flights
DeltaPriceFrom $306Free CancellationRating
7.9
8,382 reviews
Search Delta flights
United AirlinesPriceFrom $323Free CancellationRating
7.4
9,541 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $378Free CancellationRating
7.9
12,163 reviews
Search Alaska Airlines flights

Traveling to a place near Dayton?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Dayton for you.

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

momondo does allow users to show only those flights to Dayton from Portland which offer a flexible booking policy as well as other useful filters and features.

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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