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$189+ Cheap flights from Dayton to Portland (DAY - PDX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — PDX
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
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Cheap flight deals from Dayton to Portland

Cheapest flights from Dayton to Portland
Explore the most affordable flight options available from Dayton to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

This American Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:04 pm
DAY
-
PDX
1 stop10h 11m
American Airlines
Sat 11/141:28 pm
PDX
-
DAY
1 stop7h 27m
American Airlines
Deal found 3/13$349
This Delta deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:40 pm
DAY
-
PDX
1 stop8h 19m
Delta
Fri 7/249:45 pm
PDX
-
DAY
1 stop9h 40m
Delta
Deal found 3/15$369
This Delta deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/102:55 pm
DAY
-
PDX
2 stops11h 56m
Delta
Sat 11/149:45 pm
PDX
-
DAY
1 stop9h 42m
Delta
Deal found 3/14$374
This Delta deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/72:35 pm
DAY
-
PDX
1 stop10h 33m
Delta
Tue 4/147:32 pm
PDX
-
DAY
2 stops12h 11m
Delta
Deal found 3/14$388
This United Airlines deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:55 am
DAY
-
PDX
1 stop8h 43m
United Airlines
Fri 6/1211:30 pm
PDX
-
DAY
1 stop7h 18m
United Airlines
Deal found 3/15$391
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:45 pm
DAY
-
PDX
1 stop7h 17m
United Airlines
Thu 10/158:30 am
PDX
-
DAY
1 stop7h 26m
United Airlines
Deal found 3/12$399
This United Airlines deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:15 am
DAY
-
PDX
2 stops10h 42m
United Airlines
Tue 5/52:41 pm
PDX
-
DAY
1 stop6h 18m
United Airlines
Deal found 3/16$405
This Delta deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:40 pm
DAY
-
PDX
1 stop8h 19m
Delta
Wed 7/229:45 pm
PDX
-
DAY
1 stop9h 40m
Delta
Deal found 3/15$409
This Delta deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/152:49 pm
DAY
-
PDX
1 stop10h 13m
Delta
Tue 4/2112:30 am
PDX
-
DAY
2 stops10h 34m
Delta
Deal found 3/16$413

Find flight deals from Dayton to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Dayton (DAY) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(American Airlines)

One-way from

$189
(American Airlines)

Popular in

March

Cheapest in

February

Average price

$732
Provider with most accurate pricing for Dayton-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dayton-Portland flights.
Search Deals
From Dayton to Portland
Search Deals
One-way flight from Dayton to Portland
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($69 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dayton to Portland 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, Cheapflights users made 2,558,603 searches. Data last updated March 17, 2026.
Use the filters below to find and compare flights from Dayton to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DaytonPortland

DAY - PDX

DAYPDX

Dayton

Sat 5/2

7:15 am-2:57 pm

2 stops10h 42m

Portland

Wed 5/6

12:46 pm-10:57 pm

1 stop7h 11m

$437
Quickest round-trip

DaytonPortland

DAY - PDX

DAYPDX

Dayton

Tue 6/2

7:45 pm-11:53 pm

1 stop7h 08m

Portland

Tue 6/23

11:30 pm-9:48 am

1 stop7h 18m

$439

DaytonPortland

DAY - PDX

DAYPDX

Dayton

Wed 5/6

2:55 pm-10:54 pm

2 stops10h 59m

Portland

Sat 5/9

12:46 pm-10:57 pm

1 stop7h 11m

$444

DaytonPortland

DAY - PDX

DAYPDX

Dayton

Wed 7/15

2:55 pm-10:03 pm

1 stop10h 08m

Portland

Tue 7/21

9:45 pm-10:25 am

1 stop9h 40m

$448

DaytonPortland

DAY - PDX

DAYPDX

Dayton

Tue 4/7

7:15 am-9:59 pm

2 stops17h 44m

Portland

Tue 4/14

11:15 pm-6:12 pm

2 stops15h 57m

$449

DaytonPortland

DAY - PDX

DAYPDX

Dayton

Wed 5/6

12:45 pm-8:02 pm

1 stop10h 17m

Portland

Sat 5/9

10:48 am-10:29 pm

1 stop8h 41m

$459

DaytonPortland

DAY - PDX

DAYPDX

Dayton

Wed 4/22

6:00 pm-10:34 pm

1 stop7h 34m

Portland

Sun 4/26

10:56 pm-10:57 am

1 stop9h 01m

$459

DaytonPortland

DAY - PDX

DAYPDX

Dayton

Thu 4/23

8:10 pm-11:59 pm

1 stop6h 49m

Portland

Sun 4/26

10:56 pm-10:57 am

1 stop9h 01m

$459
Cheapest one-way

DaytonPortland

DAY - PDX

DAYPDX

Dayton

Tue 5/5

6:00 am-4:07 pm

2 stops13h 07m

$204

DaytonPortland

DAY - PDX

DAYPDX

Dayton

Sat 5/9

7:15 am-8:42 pm

2 stops16h 27m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Dayton to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dayton to Portland in March.
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 Dayton-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dayton-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dayton-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dayton-Portland 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 Dayton-Portland 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 Dayton to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Dayton with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dayton to Portland

How far ahead should I book a flight from Dayton to Portland?

Use this chart to determine the optimal time to book a round-trip flight from Dayton to Portland. Price data was last updated on March 13, 2026.

The best time to book flights from Dayton to Portland is 66 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Dayton to Portland?

Currently, August is the cheapest month in which you can book a flight from Dayton to Portland (average of $96). Flying from Dayton to Portland in February is currently the most expensive (average of $262). 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.

How much does it cost to fly round-trip from Dayton to Portland?

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated March 17, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Dayton to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,288 reviews

Overall

7.9

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,288 reviews
Delta
7.9
Good
8,288 reviews

Overall

7.9

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,431 reviews
Delta
7.9
Good
8,288 reviews

Overall

7.9

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,468 reviews
Delta
7.9
Good
8,288 reviews

Overall

7.9

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Dayton to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Dayton to Portland?

    A quick flight from Dayton to Portland can take about 7h 20m. United Airlines provides one of the quickest options available for as low as $388. Dayton and Portland are separated by a distance of 1965 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Dayton to Portland round-trip?

    Delta, at $248, was found to be the cheapest airline from Dayton to Portland.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Delta is 46% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Dayton to Portland that include hotel bookings?

    Yes. In addition to deals on Dayton to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dayton to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dayton to Portland.

  • Can I find deals for business class flights from Dayton to Portland?

    Yes. Cheapflights offers flight deals from Dayton to Portland 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 Dayton to Portland?

    Currently, August is the cheapest month in which you can book a flight from Dayton to Portland (average of $96). Flying from Dayton to Portland in February is currently the most expensive (average of $262). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Longview
Lake Oswego
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Beaverton
Depoe Bay
Wilsonville
Stevenson
Tillamook
Pacific City
Astoria

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Dayton to Portland

Discover the top 3 airlines that operate flights from Dayton to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$378FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$288Average$468FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$288Average$444FlexibilityNo cancel feeOn-time69%

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