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Flights from Ontario International Airport to Oregon

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Flight deals from Ontario International Airport to Oregon

Looking for cheap tickets from Ontario International Airport to Oregon, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.
Portland.111 € per passenger.Departing Thu, 29 May, returning Sun, 1 Jun.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Ontario International on Thu, 29 May, arriving in Portland.Inbound direct flight with Frontier Airlines departs from Portland on Sun, 1 Jun, arriving in Ontario International.Price includes taxes and charges.From 111 €, select.
Medford.191 € per passenger.Departing Sat, 5 Jul, returning Sat, 12 Jul.Return flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Ontario International on Sat, 5 Jul, arriving in Medford.Inbound indirect flight with Alaska Airlines, departs from Medford on Sat, 12 Jul, arriving in Ontario International.Price includes taxes and charges.From 191 €, select.
Redmond.208 € per passenger.Departing Tue, 15 Jul, returning Tue, 22 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from Ontario International on Tue, 15 Jul, arriving in Redmond.Inbound indirect flight with Delta, departs from Redmond on Tue, 22 Jul, arriving in Ontario International.Price includes taxes and charges.From 208 €, select.
Eugene.230 € per passenger.Departing Tue, 1 Jul, returning Sat, 5 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from Ontario International on Tue, 1 Jul, arriving in Eugene.Inbound indirect flight with Delta, departs from Eugene on Sat, 5 Jul, arriving in Ontario International.Price includes taxes and charges.From 230 €, select.
North Bend.366 € per passenger.Departing Fri, 20 Jun, returning Thu, 26 Jun.Return flight with United.Outbound indirect flight with United, departs from Ontario International on Fri, 20 Jun, arriving in North Bend.Inbound indirect flight with United, departs from North Bend on Thu, 26 Jun, arriving in Ontario International.Price includes taxes and charges.From 366 €, select.

Flying from Ontario International Airport to Oregon

Arm yourself with these facts on the fly.
Cheapest flight found63 €, Portland
Cheapest month to flyJuly
Average flight time2 hrs, 22 mins
Average flights per week56
Most popular airlineAlaska Airlines

Frequently asked questions

Yes - direct flights currently operate from Ontario International Airport to Portland Airport in Oregon.
We looked at all of the upcoming return flights from Ontario International Airport to Oregon we could find over the next 12 months. It looks like 111 € is the best price. This is good, compared to the average Oregon ticket price of 251 €.
The cheapest month to fly from Ontario International Airport to Eugene Airport is currently July.
The cheapest month to fly from Ontario International Airport to Portland Airport is currently May.
The cheapest month to fly from Ontario International Airport to Redmond Airport is currently July.
And the cheapest month to fly from Ontario International Airport to Medford Airport is usually July.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Ontario International Airport to Oregon on Thursday, 29 May 2025.
If you're flying from Ontario International, the cheapest city in Oregon to fly into is Portland. The cheapest airport serving Portland at the moment is Portland.
The average flight time between Ontario International Airport and Oregon is 2 hours and 22 minutes.