Cheap flights from Portland to Ontario, CA

Travel > North America > United States > Portland to Ontario, CA flights

Check our current prices for flights from Portland to Ontario, CA. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Portland to Ontario, CA, you will need to run a search below.

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From $113 / RT details

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Cheap Ontario airfares from $113/RT are provided by Cheapoair.com. Outbound flight is leaving on 01/26/2025, 12:03 pm from Portland Intl (PDX) airport and arrives at Ontario Int`l (ONT) at 09:40 am. The flight time is 21 hours and 37 minutes. The Returning flight departes on 02/07/2025, 08:01 am (other return dates are also available). Date posted: 20 Dec 2024

Price evolution for flights From Portland To Ontario, CA

Recent Deals on Flights from Portland to Ontario, CA:Roundtrip / Oneway

• $113 Frontier Airlines 

  From	To	Departure	Time
  Portland, OR (PDX)	Ontario, CA (ONT)	01/26/2025	12:03 pm
  Ontario, CA (ONT)	Portland, OR (PDX)	02/07/2025	08:01 am

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• $124 Frontier Airlines 

  From	To	Departure	Time
  Portland, OR (PDX)	Ontario, CA (ONT)	01/18/2025	07:35 am
  Ontario, CA (ONT)	Portland, OR (PDX)	01/31/2025	08:01 am

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• $128 Multiple Airlines 

  From	To	Departure	Time
  Portland, OR (PDX)	Ontario, CA (ONT)	01/16/2025	12:03 pm
  Ontario, CA (ONT)	Portland, OR (PDX)	01/29/2025	09:15 am

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• $138 Frontier Airlines 

  From	To	Departure	Time
  Portland, OR (PDX)	Ontario, CA (ONT)	01/16/2025	12:03 pm
  Ontario, CA (ONT)	Portland, OR (PDX)	01/29/2025	07:45 am

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• $209 Frontier Airlines 

  From	To	Departure	Time
  Portland, OR (PDX)	Ontario, CA (ONT)	02/09/2025	06:45 am
  Ontario, CA (ONT)	Portland, OR (PDX)	02/14/2025	05:13 pm

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• $85 Frontier Airlines 

  From	To	Departure	Time
  Portland, OR (PDX)	Ontario, CA (ONT)	01/14/2025	07:35 am

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• $141 Frontier Airlines 

  From	To	Departure	Time
  Portland, OR (PDX)	Ontario, CA (ONT)	02/19/2025	06:32 am

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