$75+ Cheap flights from Portland to Ontario (PDX - ONT)

You will need to book a flight from Portland to Ontario if you want to fly from Portland to Ontario. At least 6 different airlines have flights from Portland (PDX) to Ontario (ONT) on a regular basis. There are 6 flights to Ontario from the Portland airport per day. If you manage to book one that is nonstop, then you can expect the flight time from PDX to ONT to be around 2h 18m.

Flights from Portland to Ontario have been viewed 31 times in the past calendar month.

Airlines like United Airlines, Southwest, and Alaska Airlines fly from Portland to Ontario in about 2h 25m. The time it takes to get you to your destination can typically vary by up to 3h 45m. Airlines will cover a distance of 839 mi. Both multi-stop and nonstop flights can be found to your destination and back.

Frontier, at $52, was found to be the cheapest airline from Portland to Ontario.Alternate airlines to your destination round-trip include Delta and Hawaiian Airlines. Frontier is priced at 77% lower than the current average price of a flight leaving 3 months from now.

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $49. Users have also found prices from $78 and $88 on Southwest and United Airlines, respectively.

The top 3 most reliable airlines when flying from Portland to Ontario are Horizon Air (90%), Alaska Airlines (87%) and Hawaiian Airlines (87%).

While on average a flight from Portland to Ontario is generally $401, our data shows the cheapest flight currently is $88. When looking at the most popular route, (Portland - Ontario), you can expect to pay $177 for that flight.

Yes. In addition to deals on Portland to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Ontario.

Yes. Cheapflights offers flight deals from Portland to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Currently, October is the cheapest month in which you can book a flight from Portland to Ontario (average of $50). Flying from Portland to Ontario in November is currently the most expensive (average of $107). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.