Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Portland to Dayton from $202

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 8/15. 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.
Delta Logo
10:55 pm - 10:40 am
PDX
-
DAY
8h 45m
1 stop
Delta Logo
4:27 pm - 9:47 pm
DAY
-
PDX
8h 20m
1 stop
$343Delta
Tue, Sep 1 - Wed, Sep 9
Delta Logo
10:15 am - 11:14 pm
PDX
-
DAY
9h 59m
2 stops
Delta Logo
11:05 am - 7:08 pm
DAY
-
PDX
11h 03m
1 stop
$348Delta
Wed, Dec 16 - Sat, Jan 23
United Airlines Logo
11:30 pm - 9:48 am
PDX
-
DAY
7h 18m
1 stop
United Airlines Logo
5:40 am - 9:34 am
DAY
-
PDX
6h 54m
1 stop
$349United Airlines
Fri, Jul 31 - Mon, Aug 3
American Airlines Logo
11:34 pm - 11:52 am
PDX
-
DAY
9h 18m
1 stop
American Airlines Logo
5:46 pm - 11:59 pm
DAY
-
PDX
9h 13m
1 stop
$374American Airlines
Sun, Aug 23 - Sun, Aug 30
United Airlines Logo
10:40 pm - 10:58 am
PDX
-
DAY
9h 18m
1 stop
United Airlines Logo
5:40 am - 9:34 am
DAY
-
PDX
6h 54m
1 stop
$383United Airlines
Thu, Aug 6 - Sun, Aug 9
United Airlines Logo
11:40 pm - 11:04 am
PDX
-
DAY
8h 24m
1 stop
United Airlines Logo
5:40 am - 9:34 am
DAY
-
PDX
6h 54m
1 stop
$384United Airlines
Thu, Jul 23 - Tue, Jul 28
American Airlines Logo
6:01 am - 6:39 pm
PDX
-
DAY
9h 38m
1 stop
American Airlines Logo
7:09 pm - 12:07 am
DAY
-
PDX
7h 58m
1 stop
$399American Airlines
Thu, Sep 10 - Sun, Sep 13
Delta Logo
10:55 pm - 10:40 am
PDX
-
DAY
8h 45m
1 stop
Delta Logo
3:06 pm - 9:44 pm
DAY
-
PDX
9h 38m
1 stop
$401Delta
Tue, Aug 18 - Tue, Aug 25
Delta Logo
11:01 pm - 10:39 am
PDX
-
DAY
8h 38m
1 stop
Delta Logo
3:27 pm - 9:47 pm
DAY
-
PDX
9h 20m
1 stop
$404Delta
Mon, Sep 7 - Mon, Sep 14
Delta Logo
8:24 pm - 10:40 am
PDX
-
DAY
11h 16m
2 stops
Delta Logo
4:27 pm - 9:47 pm
DAY
-
PDX
8h 20m
1 stop
$406Delta
Tue, Sep 1 - Wed, Sep 9

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

United Airlines flights from Portland to Dayton

Our best United Airlines deals on Portland to Dayton flight tickets
United Airlines
Jul 31
PDX11:30 pmPortland
7h 18m
1 stop
DAY9:48 amDayton
Aug 3
DAY5:40 amDayton
6h 54m
1 stop
PDX9:34 amPortland
$349
United Airlines
Aug 6
PDX10:40 pmPortland
9h 18m
1 stop
DAY10:58 amDayton
Aug 9
DAY5:40 amDayton
6h 54m
1 stop
PDX9:34 amPortland
$383
United Airlines
Jul 23
PDX11:40 pmPortland
8h 24m
1 stop
DAY11:04 amDayton
Jul 28
DAY5:40 amDayton
6h 54m
1 stop
PDX9:34 amPortland
$384

Delta flights from Portland to Dayton

Our best Delta deals on Portland to Dayton flight tickets
Delta
Sep 1
PDX10:55 pmPortland
8h 45m
1 stop
DAY10:40 amDayton
Sep 9
DAY4:27 pmDayton
8h 20m
1 stop
PDX9:47 pmPortland
$343
Delta
Dec 16
PDX10:15 amPortland
9h 59m
2 stops
DAY11:14 pmDayton
Jan 23
DAY11:05 amDayton
11h 03m
1 stop
PDX7:08 pmPortland
$348
Delta
Aug 18
PDX10:55 pmPortland
8h 45m
1 stop
DAY10:40 amDayton
Aug 25
DAY3:06 pmDayton
9h 38m
1 stop
PDX9:44 pmPortland
$401

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 6, 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 9/1

10:55 pm-10:40 am

1 stop8h 45m

Dayton

Wed 9/9

4:27 pm-9:47 pm

1 stop8h 20m

$343

PortlandDayton

PDX - DAY

PDXDAY

Portland

Wed 12/16

10:15 am-11:14 pm

2 stops9h 59m

Dayton

Sat 1/23

11:05 am-7:08 pm

1 stop11h 03m

$348
Quickest round-trip

PortlandDayton

PDX - DAY

PDXDAY

Portland

Fri 7/31

11:30 pm-9:48 am

1 stop7h 18m

Dayton

Mon 8/3

5:40 am-9:34 am

1 stop6h 54m

$349

PortlandDayton

PDX - DAY

PDXDAY

Portland

Sun 8/23

11:34 pm-11:52 am

1 stop9h 18m

Dayton

Sun 8/30

5:46 pm-11:59 pm

1 stop9h 13m

$374

PortlandDayton

PDX - DAY

PDXDAY

Portland

Thu 8/6

10:40 pm-10:58 am

1 stop9h 18m

Dayton

Sun 8/9

5:40 am-9:34 am

1 stop6h 54m

$383

PortlandDayton

PDX - DAY

PDXDAY

Portland

Thu 7/23

11:40 pm-11:04 am

1 stop8h 24m

Dayton

Tue 7/28

5:40 am-9:34 am

1 stop6h 54m

$384

PortlandDayton

PDX - DAY

PDXDAY

Portland

Thu 9/10

6:01 am-6:39 pm

1 stop9h 38m

Dayton

Sun 9/13

7:09 pm-12:07 am

1 stop7h 58m

$399

PortlandDayton

PDX - DAY

PDXDAY

Portland

Tue 8/18

10:55 pm-10:40 am

1 stop8h 45m

Dayton

Tue 8/25

3:06 pm-9:44 pm

1 stop9h 38m

$401

PortlandDayton

PDX - DAY

PDXDAY

Portland

Mon 9/7

11:01 pm-10:39 am

1 stop8h 38m

Dayton

Mon 9/14

3:27 pm-9:47 pm

1 stop9h 20m

$404

PortlandDayton

PDX - DAY

PDXDAY

Portland

Tue 9/1

8:24 pm-10:40 am

2 stops11h 16m

Dayton

Wed 9/9

4:27 pm-9:47 pm

1 stop8h 20m

$406

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

7h 18m

Direct flights

None
The fastest flight from Portland to Dayton takes 7h 18m
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 7h 18m 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
12,625 reviews
Search Alaska Airlines flights
DeltaPriceFrom $306Free CancellationRating
7.8
8,452 reviews
Search Delta flights
American AirlinesPriceFrom $308Free CancellationRating
7.1
11,783 reviews
Search American Airlines flights
United AirlinesPriceFrom $323Free CancellationRating
7.4
9,940 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.

An easier way to manage your Dayton trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 8/5
Wed 8/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States