Cheap Flights from Portland to Cincinnati

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Flight deals from Portland to Cincinnati

Looking for a cheap last-minute deal or the best return flight from Portland to Cincinnati? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Portland to Cincinnati

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

Direct flights from Portland to Cincinnati

Alternative Portland to Cincinnati routes

Looking for the cheapest, fastest or easiest route from Portland to Cincinnati? You could fly into the following airports instead.

Portland to Cincinnati: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 1,990
Cheapest month to flyAugust
Average flight time4 hrs, 7 mins
Most popular airlineAllegiant Air
Average flights per week3

Finding cheap flights from Portland to Cincinnati: Frequently asked questions

There are 2 airports in Cincinnati: Cincinnati Northern Kentucky and Cincinnati Municipal.
The best price we found for a return flight from Portland to Cincinnati is ج.م.‏ 4,536. 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.
4 hours and 7 minutes is the average flight time from Portland to Cincinnati.
Allegiant Air flies direct from Portland to Cincinnati.
As of May 2025, there are 6 flights per week flying from Portland to Cincinnati.
The cheapest month to fly from Portland to Cincinnati is usually May 2025.
If you're flying from Portland Airport, the cheapest airport near Cincinnati is Cincinnati Northern Kentucky – which is 14.4 km away from the centre of Cincinnati. We've found flights into this airport from ج.م.‏ 4,536.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Cincinnati on Monday, 21 July 2025.
Yes – the average flight time is 4 hours and 7 minutes.
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 Cincinnati 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 Cincinnati is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 17°C. July is typically the warmest month in Cincinnati, when it usually averages around 30°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -6°C. The rainiest month is May.
Currently, Allegiant Air offers the cheapest flight tickets to Cincinnati.

Travelling from Portland International Airport (PDX) to Cincinnati: what you need to know

  • The average duration of a direct flight from Portland International Airport to Cincinnati is 4 hours 40 minutes.

  • The timezone in Cincinnati is UTC-4. The city is three hours ahead of Portland, where Portland International Airport is located.

  • For stress-free travel, arrive at the airport two hours ahead of international flights and an hour before domestic departures. That way, you won't have to rush to catch your PDX to Cincinnati flight.

  • Travelling during a peak period like school or public holidays? Expect longer queues at check-in and security. To give yourself peace of mind, arrive up to four hours before international flights and two hours before domestic departures.

  • You can book a direct Portland International Airport to Cincinnati ticket. Start your trip at PDX and arrive at Cincinnati/Northern Kentucky Airport (CVG).

  • Allegiant Air is a well-known carrier that offers direct flights from Portland International Airport to Cincinnati.

  • PDX is around 10 kilometres from central Portland. If you're ride-sharing, driving or catching a cab from the centre, it'll take you 20 minutes or so to get there, depending on the traffic. If you're using public transport, expect the journey time to be around 45 minutes.

  • Want a leisurely start to your holiday? Stay near PDX. Whether you're taking an early flight from Portland International Airport to Cincinnati or don't want departure day to feel hectic, these hotels are worth a look:

  • 83.65% of flights leaving Portland International Airport reach their destination according to schedule. Given its strong on-time stats, you're unlikely to face delays when jetting out of PDX.

  • PDX is located at 7000 NE Airport Way.

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

  • The best price we've found for a one-way Portland International Airport to Cincinnati flight is ج.م.‏ 1,990. The cheapest price for a return flight is ج.م.‏ 4,536. Bear in mind fares may change due to demand at the time of booking.

  • To secure cheap flights from PDX to Cincinnati, book your journey five months ahead of your departure.

  • Schedule your trip for September. That's the best month for landing an incredible deal on Portland International Airport to Cincinnati tickets. If you're flexible on when you fly, use the 'Whole month' tool to find the lowest price across each month.

  • You don't need to keep looking every day to see if fares have dropped when you create a Price Alert. We'll let you know when there's an even better deal on cheap flights from PDX to Cincinnati.

  • Save money on your flight from Portland International Airport to Cincinnati with the help of our filters. Select your preferred departure time, duration and airlines, then sort the results by 'Cheapest' to see the best deals.

Airports in Cincinnati

Cincinnati/Northern Kentucky Airport (CVG)

  • Cincinnati/Northern Kentucky Airport (CVG) to central Cincinnati takes about 20 minutes by car. The centre is roughly 21 kilometres away.

  • It typically takes 40 minutes if you're travelling by public transport.

  • Begin your adventure by picking up a Cincinnati/Northern Kentucky Airport rental car. Grab a set of wheels from Budget, Hertz or Thrifty and experience the lesser-explored corners of Cincinnati and beyond.

  • For the lowest price, reserve your vehicle from Cincinnati/Northern Kentucky Airport about two weeks ahead of your flight from PDX to Cincinnati.

Best time to go to Cincinnati

  • Carefully consider your trip dates before securing your flight from Portland International Airport to Cincinnati. The city comes alive in peak season, but prices are often higher and major attractions can be busy. Plan your trip to Cincinnati in low season if you prefer a quieter vibe.

  • Lock in a Portland International Airport to Cincinnati flight ticket with a departure in July to visit the city during its warmest month. You can expect temperatures to range from 16ºC to 32ºC.

  • If you want to travel in cooler conditions, search for a cheap ticket from PDX to Cincinnati in January when temperatures average between -10ºC and 7ºC.

More about Cincinnati

  • Start your Cincinnati trip right by choosing the perfect place to stay. As soon as you've booked your flight from Portland International Airport to Cincinnati, explore our selection of hotels including:

  • Cincinnati Art Museum and Cincinnati Zoo & Botanical Gardens are just a couple of the major attractions to put on your Cincinnati travel itinerary. Keep the adventure rolling by checking out Fountain Square.

Explore more of United States

  • You've visited Cincinnati, now it's time to explore more of United States. Travel around 402 kilometres north-west to Chicago to check off its popular sights. From Millennium Park to Art Institute of Chicago and LandShark Beer Garden at Navy Pier, you've got a jam-packed schedule ahead.

  • Columbus is another must-experience destination in United States and is around 161 kilometres north-east of Cincinnati. No journey is complete without seeing Franklin Park Conservatory and Botanical Gardens, Ohio Statehouse and German Village.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.