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$289+ Cheap flights from Portland to Dayton (PDX - DAY)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DAY
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Portland to Dayton

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Dayton (DAY). 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$289
(Delta)

Popular in

December

Cheapest in

October

Average price

$378
Provider with most accurate pricing for Portland-Dayton flight deals.
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Provider most trusted by Cheapflights users for Portland-Dayton flights.
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From Portland to Dayton
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Highest demand for flights based on searches. 1% potential increase in price ($5 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Portland to Dayton

Cheapest flights from Portland to Dayton
Explore the most affordable flight options available from Portland to Dayton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This American Airlines deal was found by Cheapflights users on 10/30. 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.
Thu 11/131:26 pmPDX - DAY
1 stop7h 33mAmerican Airlines
Mon 11/175:59 pmDAY - PDX
1 stop8h 27mAmerican Airlines
Deal found 10/30$359
This Delta deal was found by Cheapflights users on 10/29. 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 11/126:10 amPDX - DAY
1 stop8h 37mDelta
Sat 11/156:00 amDAY - PDX
2 stops9h 48mDelta
Deal found 10/29$364
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Mon 11/108:20 amPDX - DAY
1 stop7h 41mUnited Airlines
Sat 11/222:10 pmDAY - PDX
1 stop7h 30mUnited Airlines
Deal found 10/29$369
This Delta deal was found by Cheapflights users on 10/29. 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.
Thu 11/1311:15 pmPDX - DAY
2 stops10h 22mDelta
Mon 11/174:10 pmDAY - PDX
1 stop9h 11mDelta
Deal found 10/29$394
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Sun 11/2311:59 pmPDX - DAY
1 stop8h 09mUnited Airlines
Mon 1/55:21 pmDAY - PDX
1 stop8h 19mUnited Airlines
Deal found 10/29$414
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Sun 11/2311:59 pmPDX - DAY
1 stop8h 09mUnited Airlines
Tue 1/610:50 amDAY - PDX
2 stops13h 22mUnited Airlines
Deal found 10/29$419
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Mon 11/1711:59 pmPDX - DAY
1 stop8h 33mAmerican Airlines
Mon 11/248:38 amDAY - PDX
1 stop6h 58mAmerican Airlines
Deal found 10/29$432
This Delta deal was found by Cheapflights users on 10/29. 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.
Sun 11/2310:10 pmPDX - DAY
1 stop9h 24mDelta
Sun 1/47:46 pmDAY - PDX
1 stop17h 51mDelta
Deal found 10/29$447

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Portland to Dayton that are best for you.

Fly from

Portland

Fly to

Dayton

Route

Depart

Return

Price

PortlandDayton

PDX - DAY

PDXDAY

Portland

Thu 12/4

11:54 am-11:11 pm

1 stop8h 17m

Dayton

Mon 12/15

2:55 pm-10:19 pm

1 stop10h 24m

$289

PortlandDayton

PDX - DAY

PDXDAY

Portland

Sat 12/6

10:10 pm-10:30 am

1 stop9h 20m

Dayton

Mon 12/15

2:55 pm-10:19 pm

1 stop10h 24m

$289

PortlandDayton

PDX - DAY

PDXDAY

Portland

Thu 12/4

11:54 am-11:11 pm

1 stop8h 17m

Dayton

Tue 12/16

2:55 pm-10:19 pm

1 stop10h 24m

$289

PortlandDayton

PDX - DAY

PDXDAY

Portland

Sat 12/6

10:10 pm-10:30 am

1 stop9h 20m

Dayton

Wed 12/17

2:55 pm-10:19 pm

1 stop10h 24m

$289

PortlandDayton

PDX - DAY

PDXDAY

Portland

Fri 12/5

10:10 pm-10:30 am

1 stop9h 20m

Dayton

Tue 12/16

2:55 pm-10:19 pm

1 stop10h 24m

$289

PortlandDayton

PDX - DAY

PDXDAY

Portland

Fri 12/5

10:10 pm-10:30 am

1 stop9h 20m

Dayton

Wed 12/17

2:55 pm-10:19 pm

1 stop10h 24m

$289

PortlandDayton

PDX - DAY

PDXDAY

Portland

Thu 12/4

11:54 am-11:11 pm

1 stop8h 17m

Dayton

Sat 12/13

4:16 pm-10:19 pm

1 stop9h 03m

$289

PortlandDayton

PDX - DAY

PDXDAY

Portland

Fri 12/5

10:10 pm-10:30 am

1 stop9h 20m

Dayton

Sat 12/13

11:19 am-8:52 pm

2 stops12h 33m

$294

PortlandDayton

PDX - DAY

PDXDAY

Portland

Fri 12/5

12:32 am-3:31 pm

2 stops11h 59m

Dayton

Tue 12/16

2:55 pm-10:19 pm

1 stop10h 24m

$294

PortlandDayton

PDX - DAY

PDXDAY

Portland

Sat 11/15

7:40 am-6:47 pm

1 stop8h 07m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 13 results
1
2

Compare providers for flights from Portland to Dayton

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 Portland to Dayton in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Portland-Dayton flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Dayton flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland-Dayton flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Dayton flights, Cheapflights users trust eDreams the most. eDreams 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 Portland-Dayton 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 Portland to Dayton

Have a flexible travel schedule? Discover the best time to fly to Dayton from Portland 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 Portland to Dayton

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

Currently, June is the cheapest month in which you can book a flight from Portland to Dayton (average of $64). Flying from Portland to Dayton in January is currently the most expensive (average of $271). 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.

What is the cheapest time of day to fly from PDX to DAY?

Find hourly flight availability from Portland to Dayton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 39% on flights from Portland to Dayton by exploring options for tickets in the afternoon.

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

Reviews of airlines servicing Dayton

Get insights into the airlines that provide service to Dayton. 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 Dayton. Reviews last updated October 30, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and United Airlines from Portland to Dayton. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,217 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,998 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,998 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,035 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Portland to Dayton. 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 Portland to Dayton?

    Airlines like Delta fly from Portland to Dayton in about 8h 17m. The time it takes to get you to your destination can typically vary by up to . The distance from Portland to Dayton is about 1965 mi.

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

    Delta, at $260, was found to be the cheapest airline from Portland to Dayton.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Delta is 47% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Portland to Dayton one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $314. United Airlines flights start at $319 while deals on Delta start at $364 one-way.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Portland to Dayton (average of $64). Flying from Portland to Dayton in January is currently the most expensive (average of $271). 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 Dayton?

Book flights to Dayton if you plan to visit one of these locations
Huber Heights
Springfield
Troy
Xenia
Miamisburg

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Top 4 airlines flying from Portland to Dayton

Discover the top 4 airlines that operate flights from Portland to Dayton. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$260Average$478FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$288Average$439FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$313Average$502FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$433Average$552FlexibilityNo cancel feeOn-time75%

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