Photo by Ontario Convention & Visitors Bureau / Jon Edwards.

$300 Cheap United flights Portland (PDX) to Ontario (ONT)
Prices were available within the past 7 days and start at $300 for one-way flights and $558 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Dec 19 - Wed, Dec 24
PDX
Portland
ONT
Ontario
$558 Roundtrip, found 17 hours ago
$558
Roundtrip
found 17 hours ago
Origin airport | Portland Intl. |
|---|---|
Destination airport | Los Angeles - Ontario Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, United |
Popular airline | Delta |
Distance | 1342 km |
Average flight time | 2 hours 17 mins |
Most Popular United Routes from Portland
Most Popular United Routes from Ontario
- Newark Liberty Intl. Airport to Birmingham (EWR - BHM)
- Boston to Las Vegas (BOS - LAS)
- Dallas to San Luis Potosi (DFW - SLP)
- Newark Liberty Intl. Airport to Oranjestad (EWR - AUA)
- Chicago to Albuquerque (ORD - ABQ)
- New York to Birmingham (LGA - BHM)
- Los Angeles to Honolulu (LAX - HNL)
- Baltimore to Minneapolis (BWI - MSP)
- Atlanta to Honolulu (ATL - HNL)
- Washington to Miami (DCA - MIA)
Popular Domestic Routes in Los Angeles - Ontario Intl.
- Newark Liberty Intl. Airport to Birmingham (EWR - BHM)
- Newark Liberty Intl. Airport to Birmingham (EWR - BHM)
- Seattle to Newark Liberty Intl. Airport (SEA - EWR)
- Anchorage to Appleton (ANC - ATW)
- Boston to Las Vegas (BOS - LAS)
- Anchorage to Appleton (ANC - ATW)
- Jacksonville to Denver (JAX - DEN)
- Jacksonville to Denver (JAX - DEN)
- Dallas to San Luis Potosi (DFW - SLP)
- New York to Birmingham (LGA - BHM)