Cheap flights from Seattle to Ontario, CA

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

Check our current prices for flights from Seattle 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 Seattle to Ontario, CA, you will need to run a search below.

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From $137 / RT details

Book your flight now with FlyFar and save!

Cheap Ontario airfares from $137/RT are provided by FlyFar. Outbound flight is leaving on 03/04/2020, 02:00 pm from Seattle/tacoma Sea/tac (SEA) airport and arrives at Ontario Int`l (ONT) at 04:34 pm. The flight time is 2 hours and 34 minutes. The Returning flight departes on 03/24/2020, 03:45 pm (other return dates are also available). Date posted: 20 Jan 2020

Price evolution for flights From Seattle To Ontario, CA

Price overview for flights from Seattle to Ontario, CA

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

  • $137Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)03/04/202002:00 pm
    Ontario, CA (ONT)Seattle, WA (SEA)03/24/202003:45 pm
    flyfar.ca check price
  • $137Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)03/04/202002:00 pm
    Ontario, CA (ONT)Seattle, WA (SEA)03/24/202003:45 pm
    flightnetwork.com check price
  • $149Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)05/26/202006:05 am
    Ontario, CA (ONT)Seattle, WA (SEA)06/03/202006:00 am
    flightnetwork.com check price
  • $149Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)05/26/202006:05 am
    Ontario, CA (ONT)Seattle, WA (SEA)06/03/202006:00 am
    flyfar.ca check price
  • $157Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)07/08/202006:05 am
    Ontario, CA (ONT)Seattle, WA (SEA)07/14/202006:00 am
    flyfar.ca check price
  • $133Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)03/27/202007:45 am
    flyfar.ca check price
  • $133Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)03/27/202007:45 am
    flightnetwork.com check price
  • $159Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)03/22/202007:45 am
    flyfar.ca check price
  • $159Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)03/22/202007:45 am
    flightnetwork.com check price
  • $317Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)03/27/202003:30 pm
    cheapoair.com check price
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Know what to do when flying to Ontario, CA?

Ontario Sightseeing   Ontario - a magical city  Ontario has something in store for all the vacationers that can give them a mesmerizing experience. Historically well known as “Sportsman’s paradise”, Ontario has ultra modern amenities for various [...]
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