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Cheap flights from Portland to Dayton from $288

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 10/14. 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 to Dayton

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:02 pm - 10:58 am
PDX
-
DAY
8h 56m
1 stop
United Airlines Logo
2:50 pm - 8:10 pm
DAY
-
PDX
8h 20m
1 stop
$346United Airlines
Mon, Aug 17 - Wed, Aug 26
Delta Logo
6:45 am - 5:45 pm
PDX
-
DAY
8h 00m
1 stop
Delta Logo
6:00 am - 10:27 am
DAY
-
PDX
7h 27m
1 stop
$349Delta
Sun, Aug 23 - Sun, Aug 30
Delta Logo
5:54 pm - 10:40 am
PDX
-
DAY
13h 46m
2 stops
Delta Logo
6:00 am - 10:27 am
DAY
-
PDX
7h 27m
1 stop
$351Delta
Thu, Aug 13 - Tue, Aug 18
Delta Logo
7:00 pm - 10:40 am
PDX
-
DAY
12h 40m
2 stops
Delta Logo
6:00 am - 10:27 am
DAY
-
PDX
7h 27m
1 stop
$354Delta
Sun, Aug 23 - Sun, Aug 30
Delta Logo
7:00 pm - 10:40 am
PDX
-
DAY
12h 40m
2 stops
Delta Logo
3:06 pm - 10:02 pm
DAY
-
PDX
9h 56m
2 stops
$359Delta
Sun, Aug 23 - Sun, Aug 30
Delta Logo
10:57 pm - 10:39 am
PDX
-
DAY
8h 42m
1 stop
Delta Logo
6:00 am - 10:38 am
DAY
-
PDX
7h 38m
1 stop
$374Delta
Thu, Sep 10 - Sun, Sep 13
Delta Logo
12:35 am - 3:24 pm
PDX
-
DAY
11h 49m
2 stops
Delta Logo
4:17 pm - 9:44 pm
DAY
-
PDX
8h 27m
1 stop
$376Delta
Fri, Aug 21 - Sat, Aug 29
Delta Logo
10:55 pm - 10:40 am
PDX
-
DAY
8h 45m
1 stop
Delta Logo
11:26 am - 10:02 pm
DAY
-
PDX
13h 36m
2 stops
$379Delta
Thu, Aug 6 - Wed, Aug 12
Delta Logo
5:08 pm - 10:40 am
PDX
-
DAY
14h 32m
2 stops
Delta Logo
3:06 pm - 11:20 pm
DAY
-
PDX
11h 14m
2 stops
$385Delta
Fri, Aug 21 - Mon, Aug 24
American Airlines Logo
11:34 pm - 11:52 am
PDX
-
DAY
9h 18m
1 stop
American Airlines Logo
1:45 pm - 6:59 pm
DAY
-
PDX
8h 14m
1 stop
$392American Airlines
Sat, Aug 22 - Sat, Aug 29

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Delta flights from Portland to Dayton

Our best Delta deals on Portland to Dayton flight tickets
Delta
Aug 23
PDX6:45 amPortland
8h 00m
1 stop
DAY5:45 pmDayton
Aug 30
DAY6:00 amDayton
7h 27m
1 stop
PDX10:27 amPortland
$349
Delta
Aug 13
PDX5:54 pmPortland
13h 46m
2 stops
DAY10:40 amDayton
Aug 18
DAY6:00 amDayton
7h 27m
1 stop
PDX10:27 amPortland
$351
Delta
Aug 23
PDX7:00 pmPortland
12h 40m
2 stops
DAY10:40 amDayton
Aug 30
DAY6:00 amDayton
7h 27m
1 stop
PDX10:27 amPortland
$354

United Airlines flights from Portland to Dayton

Our best United Airlines deals on Portland to Dayton flight tickets
United Airlines
Aug 17
PDX11:02 pmPortland
8h 56m
1 stop
DAY10:58 amDayton
Aug 26
DAY2:50 pmDayton
8h 20m
1 stop
PDX8:10 pmPortland
$346
United Airlines
Aug 1
PDX10:40 pmPortland
9h 18m
1 stop
DAY10:58 amDayton
Aug 8
DAY6:15 pmDayton
7h 15m
1 stop
PDX10:30 pmPortland
$393
United Airlines
Nov 25
PDX10:59 pmPortland
9h 04m
1 stop
DAY11:03 amDayton
Dec 2
DAY5:30 amDayton
7h 47m
1 stop
PDX10:17 amPortland
$420

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 July 18, 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

Mon 8/17

11:02 pm-10:58 am

1 stop8h 56m

Dayton

Wed 8/26

2:50 pm-8:10 pm

1 stop8h 20m

$346
Quickest round-trip

PortlandDayton

PDX - DAY

PDXDAY

Portland

Sun 8/23

6:45 am-5:45 pm

1 stop8h 00m

Dayton

Sun 8/30

6:00 am-10:27 am

1 stop7h 27m

$349

PortlandDayton

PDX - DAY

PDXDAY

Portland

Thu 8/13

5:54 pm-10:40 am

2 stops13h 46m

Dayton

Tue 8/18

6:00 am-10:27 am

1 stop7h 27m

$351

PortlandDayton

PDX - DAY

PDXDAY

Portland

Sun 8/23

7:00 pm-10:40 am

2 stops12h 40m

Dayton

Sun 8/30

6:00 am-10:27 am

1 stop7h 27m

$354

PortlandDayton

PDX - DAY

PDXDAY

Portland

Sun 8/23

7:00 pm-10:40 am

2 stops12h 40m

Dayton

Sun 8/30

3:06 pm-10:02 pm

2 stops9h 56m

$359

PortlandDayton

PDX - DAY

PDXDAY

Portland

Thu 9/10

10:57 pm-10:39 am

1 stop8h 42m

Dayton

Sun 9/13

6:00 am-10:38 am

1 stop7h 38m

$374

PortlandDayton

PDX - DAY

PDXDAY

Portland

Fri 8/21

12:35 am-3:24 pm

2 stops11h 49m

Dayton

Sat 8/29

4:17 pm-9:44 pm

1 stop8h 27m

$376

PortlandDayton

PDX - DAY

PDXDAY

Portland

Thu 8/6

10:55 pm-10:40 am

1 stop8h 45m

Dayton

Wed 8/12

11:26 am-10:02 pm

2 stops13h 36m

$379

PortlandDayton

PDX - DAY

PDXDAY

Portland

Fri 8/21

5:08 pm-10:40 am

2 stops14h 32m

Dayton

Mon 8/24

3:06 pm-11:20 pm

2 stops11h 14m

$385

PortlandDayton

PDX - DAY

PDXDAY

Portland

Sat 8/22

11:34 pm-11:52 am

1 stop9h 18m

Dayton

Sat 8/29

1:45 pm-6:59 pm

1 stop8h 14m

$392

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 November is another great option to travel to Dayton, with average flight prices from Portland averaging around $413.

How have Portland to Dayton flight prices changed over time?

As of July 2026, prices for Portland to Dayton flights are approximately 5% cheaper 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 14m

Direct flights

None
The fastest flight from Portland to Dayton takes 6h 14m
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 14m 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
Alaska AirlinesPriceFrom $221Free CancellationRating
7.9
12,674 reviews
Search Alaska Airlines flights
DeltaPriceFrom $306Free CancellationRating
7.8
8,481 reviews
Search Delta flights
American AirlinesPriceFrom $308Free CancellationRating
7.1
11,823 reviews
Search American Airlines flights
United AirlinesPriceFrom $330Free CancellationRating
7.4
10,008 reviews
Search United 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?

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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