Cheap Flights from Cincinnati to Portland from $121

Frequently Asked Questions

• What are the cheapest flights from Cincinnati to Portland (CVG-PDX)?

  Based on Trip.com data, Frontier Airlines offers one-way fares as low as $121 on Cheapest nonstop routes (e.g. CVG to PDX on Sat, Sep 5), while Frontier Airlines offers Cheapest nonstop round-trips from $230 departing on Thu, Aug 20 and returning on Wed, Aug 26.

• Which airlines offer direct flights from Cincinnati to Portland?

  At the moment, you can catch a nonstop flight from Cincinnati to Portland with the following airlines, including: Allegiant Air Delta Air Lines Frontier Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• When is the best time to book flights from Cincinnati to Portland?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Cincinnati to Portland is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Cincinnati to Portland?

  Based on Trip.com data in the past 4 weeks, there is 1 flight per week flying from Cincinnati to Portland. You can check the weekly schedule for popular airlines on this route below: Allegiant Air: -/-/-/-/-/-/- -- G42012 (12:30)

• How can I find the best deals on flights from Cincinnati to Portland?

  To find best deals on flights from Cincinnati to Portland, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Sep 5, with one-way flights priced at just $121.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Allegiant Air.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Portland travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Cincinnati (CVG) to Portland (PDX) the cheapest?

  The cheapest months to fly from Cincinnati to Portland is September, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Cincinnati to Portland on?

  After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Cincinnati to Portland on August 20, 2026 with Frontier Airlines, with prices starting at $230.

• Which airports can I fly to for Portland from Cincinnati?

  You can land at any one of the following hubs in Portland, with Cincinnati/Northern Kentucky International Airport to Portland International Airport (CVG-PDX) is by far the most common option on this route: Portland International Airport (PDX) Hillsboro Airport (HIO).

• Is there any time difference between Cincinnati and Portland?

  The time difference between Portland and Cincinnati is 3h.

• How do I change or cancel my ticket from Cincinnati to Portland?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average cost of a one-way flight from Cincinnati to Portland?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Cincinnati to Portland is $212. Fares vary by travel date, airline and availability.

• What is the average cost of a round-trip flight from Cincinnati to Portland?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Cincinnati to Portland is $384. The final price depends on the outbound and return dates, airline and fare conditions.

• How do I book flights from Cincinnati to Portland on Trip.com?

  Enter Cincinnati and Portland, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

• Are there budget airlines on the Cincinnati to Portland route?

  Allegiant Airare the most popular budget airlines flying from Cincinnati to Portland. Check baggage, seat and payment fees before comparing the final price.