$93 Find Cheap Flights from Portland to Riverside - Compare and Save

When flying out of Portland you’ll be using Portland. Riverside does not have its own airport so you’ll be flying into nearby Los Angeles airport, which is 59.4 mi away.

Direct flights cover the 834 miles separating Portland and Riverside in about 2h 20m.

72 direct flights run between Portland and Riverside on a daily basis. On average, there are about 505 departures each week.

Consider leaving on a Thursday and avoid Tuesdays if you are looking for the best rates. For your return to Portland, you’ll find the best rates on Fridays and the most expensive ones on Mondays.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portland to Riverside.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Riverside from Portland is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Riverside with an airline and back to Portland with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Riverside from Portland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

In the last 5 days, the cheapest one-way ticket between Portland and Riverside found on KAYAK was with Frontier for $47. Frontier offered a round-trip connection from $72 and Hawaiian Airlines from $88.