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Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Ontario to Portland. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Ontario to Portland
Below you will find a list of airlines operating flights on the Ontario — Portland route and the starting prices for flights of each specific airline on it.
A direct flight is the most convenient and comfortable way to fly from Ontario to Portland, despite the fact that sometimes flights with transfers can cost significantly less.
We couldn't find any special offers for flights from Ontario to Portland
The cheapest one-way flight from Ontario to Portland departs on 01/08/2025, is operated by Spirit Airlines and costs $36
The cheapest roundtrip flight from Ontario to Portland departs on 01/09/2025, is operated by Frontier Airlines and costs $49
Fastest non-stop flight from Ontario to Portland takes 2h 21m
There are direct flights on this route 2 days a week: Su and Th
The cheapest flight ticket from Ontario to Portland according to data for the last 48 hours costs $36
Often the best time to buy tickets from Ontario to Portland is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Ontario to Portland can be found flying in these months: January, December.
The fastest flights from Ontario to Portland start from 2 hours 21 minutes in the air.
The following airlines operate direct flights on the route Ontario — Portland: Alaska Airlines, Southwest Airlines, Frontier Airlines
Starting at $36
Starting at $56