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Flights to Ontario
All fares Portland (PDX) to Ontario (ONT) found by travelers in past 72 hours¤

Today's lowest fares
Search Flights
Oct
$113
Nov
$113
Dec
$109
About TripAdvisor Flights

Your one-stop shop for finding the best flights from Portland to Ontario. Simply tell us where and when you want to travel and we'll do all the legwork for you. Featuring the most powerful shopping tools on the web, we search the largest online travel websites, established airfare discounters, plus the world's leading airlines and low-cost carriers to bring back thousands of flight options.

Travel information for Portland, OR to Ontario

Route information
  • Portland, OR is 839 miles from Ontario
  • There are 6 daily flights from Portland, OR to Ontario
  • There are 6 weekly flights from Portland, OR to Ontario
  • 6 non-stop flights are operating from Portland, OR to Ontario today
  • Delta has the most nonstop flights between Portland, OR and Ontario
  • 1 direct flights are operating from Portland, OR to Ontario today
  • Southwest has the most direct flights between Portland, OR and Ontario
  • Phoenix, AZ - Sky Harbor International Airport is the most popular connection for one stop flights between Portland, OR and Ontario
In-Flight Information
  • The average flying time for a direct flight from Portland, OR to Ontario is 2 hours 13 minutes
  • Most direct flights leave around 17:45 PDT
Arrival information
  • Ontario Intl Airport (Ontario, CA)
    • Right now, 14 airlines operate out of Ontario Intl Airport.
    • Ontario Intl Airport offers nonstop flights to 15 cities.
    • Every week, at least 798 domestic flights and 21 international flights depart from Ontario Intl Airport.
Several popular airlines fly into Ontario Intl Airport, including

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Highly rated hotels in Ontario