Title: Cheap Flights from Portland to Dayton (PDX to DAY) - Expedia.co.uk ![](https://images.trvl-media.com/place/602974/16e801f4-a773-4c4d-b7fd-415268121d97.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/602974/16e801f4-a773-4c4d-b7fd-415268121d97.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Portland (PDX) to Dayton (DAY) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Portland International Airport (PDX) to Dayton Intl. Airport (DAY) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:pdx,to:day,departure:01/11/2025TANYT&leg2=from:day,to:pdx,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:pdx,to:day,departure:01/11/2025TANYT&leg2=from:day,to:pdx,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.co.uk/Flights-Search?leg1=from:pdx,to:day,departure:01/11/2025TANYT&leg2=from:day,to:pdx,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:pdx,to:day,departure:01/11/2025TANYT&leg2=from:day,to:pdx,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Find the cheapest month to fly from Portland (PDX) to Dayton (DAY) ### May is typically the cheapest month to fly From £209 - £534 per traveller. ## Frequently asked questions ### How much is a flight from PDX Airport to DAY? > The lowest price advertised for a round-trip journey from PDX Airport to DAY is . But you better get moving. This figure is taken from fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from PDX Airport to Dayton Intl. Airport? > Every air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033). ### How do I find cheap flights from Portland Airport to Dayton Intl. Airport that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for PDX to James M. Cox Dayton Intl. Airport (DAY) flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from PDX to James M. Cox Dayton Intl. Airport (DAY)? > Around 3,200 kilometres separates Portland and Vandalia, so pack some in-flight entertainment to help you fill in a few hours. That gripping novel you've yet to start will be ideal. ### Which airlines fly direct from Portland Intl. Airport (PDX) to James M. Cox Dayton Intl. Airport (DAY)? > Flying nonstop between PDX Airport and Dayton Intl. Airport isn't possible right now. However, you'll still be able to find a flight to Vandalia with at least one stop. ### Are PDX Airport to Dayton Intl. Airport flight tickets cheaper when they're purchased at the last minute? > Booking your trip from PDX to Dayton Intl. Airport last minute could be your ticket to a great deal. However, it could end up costing a great deal more! If you'd rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated all the time on Expedia. ## Travel information | Origin airport | Portland Intl. | | --- | --- | | Destination airport | James M. Cox Dayton Intl. | | Distance | 3146 km | ## Book with confidence ### Compare flights from Portland to Dayton easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Portland to Dayton. Operating between them flights per day, airlines cover the route. And fly direct, getting you to James M. Cox Dayton Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Portland Intl. to James M. Cox Dayton Intl..   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Portland Intl. (PDX) to James M. Cox Dayton Intl. (DAY) The easiest way to view the best deals on flights from Portland to Dayton today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Portland Intl. to James M. Cox Dayton Intl. start at just and range up to .   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Portland and Dayton - booking your flight during , the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Portland to Dayton flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Portland Intl. to James M. Cox Dayton Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Explore a world of travel with Expedia - Flights - [Flights from Allentown (ABE) to Cincinnati (LUK)](https://www.expedia.co.uk/lp/flights/abe/luk/allentown-to-cincinnati) - [Flights from Aberdeen (ABZ) to Columbus (CMH)](https://www.expedia.co.uk/lp/flights/abz/cmh/aberdeen-to-columbus) - [Flights from Buenos Aires (AEP) to Columbus (CMH)](https://www.expedia.co.uk/lp/flights/aep/cmh/buenos-aires-to-columbus) - [Flights from Albany (ALB) to Columbus (CMH)](https://www.expedia.co.uk/lp/flights/alb/cmh/albany-to-columbus) - [Flights from Amarillo (AMA) to Columbus (CMH)](https://www.expedia.co.uk/lp/flights/ama/cmh/amarillo-to-columbus) - [Flights from Amsterdam (AMS) to Columbus (CMH)](https://www.expedia.co.uk/lp/flights/ams/cmh/amsterdam-to-columbus) - [Flights from Amsterdam (AMS) to Cincinnati (LUK)](https://www.expedia.co.uk/lp/flights/ams/luk/amsterdam-to-cincinnati) - [Flights from Austin (AUS) to Columbus (LCK)](https://www.expedia.co.uk/lp/flights/aus/lck/austin-to-columbus) - [Flights from Benton Harbor (BEH) to Columbus (CMH)](https://www.expedia.co.uk/lp/flights/beh/cmh/benton-harbor-to-columbus) - [Flights from Birmingham (BHM) to Columbus (CMH)](https://www.expedia.co.uk/lp/flights/bhm/cmh/birmingham-to-columbus) - [Flights from Nashville (BNA) to Columbus (CMH)](https://www.expedia.co.uk/lp/flights/bna/cmh/nashville-to-columbus) - [Flights from Nashville (BNA) to Cincinnati (LUK)](https://www.expedia.co.uk/lp/flights/bna/luk/nashville-to-cincinnati) - [Flights from Mumbai (BOM) to Columbus (CMH)](https://www.expedia.co.uk/lp/flights/bom/cmh/mumbai-to-columbus) - [Flights from Boston (BOS) to Cincinnati (LUK)](https://www.expedia.co.uk/lp/flights/bos/luk/boston-to-cincinnati) - [Flights from Boston (BOS) to Dayton (MGY)](https://www.expedia.co.uk/lp/flights/bos/mgy/boston-to-dayton) - [Flights from Brussels (BRU) to Columbus (CMH)](https://www.expedia.co.uk/lp/flights/bru/cmh/brussels-to-columbus) - [Flights from Buffalo (BUF) to Columbus (OSU)](https://www.expedia.co.uk/lp/flights/buf/osu/buffalo-to-columbus) - [Flights from Baltimore (BWI) to Columbus (LCK)](https://www.expedia.co.uk/lp/flights/bwi/lck/baltimore-to-columbus) - [Flights from Bandar Seri Begawan (BWN) to Columbus (CMH)](https://www.expedia.co.uk/lp/flights/bwn/cmh/bandar-seri-begawan-to-columbus) - [Flights from Paris (CDG) to Columbus (CMH)](https://www.expedia.co.uk/lp/flights/cdg/cmh/paris-to-columbus) - [Flights from Cleveland (CGF) to Hamilton (HAO)](https://www.expedia.co.uk/lp/flights/cgf/hao/cleveland-to-hamilton) - [Flights from Charleston (CHS) to Columbus (CMH)](https://www.expedia.co.uk/lp/flights/chs/cmh/charleston-to-columbus) - [Flights from Sault Ste. 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