Cheap Flights from Portland to Dayton International

Compare Portland to Dayton International flight deals

Find the cheapest month or even day of the year to fly to Dayton International

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Flight deals from Portland to Dayton International

Looking for a cheap last-minute deal or the best return flight from Portland Airport to Dayton International Airport? If you want to travel next month, return fares start from Rs95,676. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Portland to Dayton International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to Dayton International flights are currently cheapest in August.

Portland to Dayton International: Alternative routes

Compare routes from Portland to Dayton below. You may find an airport to fly into that's cheaper, faster, or easier than Dayton International.

Portland to Dayton: Flight information

The things to know before you go.
Cheapest flight foundRs78,933
Cheapest month to flyAugust

Finding cheap flights from Portland to Dayton International: Frequently asked questions

The best price we found for a return flight from Portland to Dayton International is Rs95,676. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Portland to Dayton International. But we found flights with one or more stops from Rs95,676.
As of July 2026, there are no flights flying from Portland to Dayton International.
The cheapest month to fly from Portland to Dayton International is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Dayton International Airport on Monday, 17 August 2026.
No airlines currently offer direct flights between Portland Airport and Dayton International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Dayton International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Dayton is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, United offers the cheapest flight tickets to Dayton International.

Flying from Portland Airport (PDX) to Dayton International Airport (DAY): what you need to know

  • Your PDX to DAY flight won't wait if you're late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • Flying during a peak time such as July? School holidays and other popular periods can result in longer lines and delays at airport checkpoints. Be extra cautious and get there up to four hours ahead of an international flight and two hours before domestic departures.

  • We make it easy to book a flight with a stopover. To see your options for tickets from Portland Airport to Dayton International Airport, uncheck 'Direct flights only.' Then, pick a flight with a stop long enough to explore your chosen city. Some great stopovers between PDX and DAY include:

    • Chicago O'Hare International Airport

    • Dallas Fort Worth International Airport

    • Denver International Airport

How to find the cheapest flights from Portland Airport (PDX) to Dayton International Airport (DAY)

  • Currently, Rs78,933 is the lowest price we've found for a one-way Portland Airport to Dayton International Airport flight. The best price for a return plane ticket is Rs95,676. Remember that fares can change due to demand at the time of booking.

  • It's usually smart to book in advance if you're looking for cheap tickets from PDX to DAY. That's because flight prices are based on demand, which tends to increase closer to departure.

  • The 'Whole month' tool shows you the cheapest flights from Portland Airport to Dayton International Airport throughout the entire month. It's a great way to find a bargain if your travel dates are flexible.

  • You don't need to check every day to find out if fares have gone down when you set up a Price Alert. We'll send you an update the moment the price changes on cheap flights from PDX to DAY.

  • Choose your ideal departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Portland Airport to Dayton International Airport.

Handy information about Portland Airport (PDX)

  • PDX is located at 7000 NE Airport Way.

  • Portland Airport maintains a solid on-time record, reducing your chances of a delayed flight. Departures from PDX arrive at their destination as scheduled 83% of the time.

  • Portland Airport is around 19 kilometres from central Portland. If you're ride-sharing, catching a taxi or driving from the centre, it'll take 20 minutes or so to get there, depending on the traffic.

  • You can expect a trip time of roughly 40 minutes on public transport.

  • Need a handy hotel close to PDX? If you're boarding an early flight from Portland Airport to Dayton International Airport, these accommodation options will put you moments from your departure gate:

Arriving at Dayton International Airport (DAY)

When to fly to Dayton International Airport (DAY)

  • November is the busiest month for flights from Portland Airport to Dayton International Airport. To escape the crowds, travel to Dayton in March.

  • The warmest month in Dayton is July, with the temperature ranging between 15ºC and 30ºC. Book your flights from Portland Airport to Dayton International Airport in this month if this is the type of weather you enjoy.

  • Look for cheap tickets from PDX to DAY in January if you like cooler conditions. Temperatures are at their lowest then, ranging between -11ºC and 6ºC on average.

Explore more of the United States

  • Chicago is just one of the many places in the United States waiting to be explored once you've seen the sights of Dayton. Around 370 kilometres away to the north-west, its best attractions include Millennium Park, Art Institute of Chicago and Willis Tower.

  • Around 105 kilometres east of Dayton, Columbus is another favourite stop in the United States. No visit is complete without checking out Franklin Park Conservatory and Botanical Gardens, Whetstone Park / Park of Roses and Ohio Theatre.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.