Cheap flights from Ontario to Portland

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Situated at the mouth of Fore River, Portland is a historic port at the Atlantic and the largest city in the state of Maine, US. Portland history can be seen as a story of destruction and renewal: across its almost four centuries of existence, the city was destroyed and rebuilt several times.... (read more in our Portland History)

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Toronto 

Check our newest flight offers to Portland:

  • $210Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Portland, OR (PDX)08/24/201710:45 am
    Portland, OR (PDX)Ontario, CA (ONT)08/27/201703:45 pm
    flyfar.ca check price
  • $211Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Portland, OR (PDX)08/24/201710:45 am
    Portland, OR (PDX)Ontario, CA (ONT)08/27/201703:45 pm
    flightnetwork.com check price
  • $231Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Portland, OR (PDX)08/08/201711:25 am
    Portland, OR (PDX)Ontario, CA (ONT)08/15/201712:00 pm
    flyfar.ca check price
  • $232Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Ontario, CA (ONT)Portland, OR (PDX)08/08/201711:25 am
    Portland, OR (PDX)Ontario, CA (ONT)08/15/201712:00 pm
    flightnetwork.com check price
  • $369Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Toronto, ON (YYZ)Portland, OR (PDX)06/14/201706:30 pm
    Portland, OR (PDX)Toronto, ON (YYZ)06/25/201706:00 am
    flighthub.com check price
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Portland Pictures
  • Oregon Convention Center - Portlandview
  • Portland Airport Limo - Portlandview
  • Portland, OR, United States - Portlandview
  • Portland, OR, United States - Portlandview

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