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 $114 / RT details

Book your flight now with Cheapoair.com and save!

Cheap Ontario airfares from $114/RT are provided by Cheapoair.com. Outbound flight is leaving on 05/07/2024, 10:44 am from Seattle/tacoma Sea/tac (SEA) airport and arrives at Ontario Int`l (ONT) at 07:47 pm. The flight time is 9 hours and 3 minutes. The Returning flight departes on 05/21/2024, 10:04 am (other return dates are also available). Date posted: 28 Mar 2024

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

  • $114Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)05/07/202410:44 am
    Ontario, CA (ONT)Seattle, WA (SEA)05/21/202410:04 am
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  • $126Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)04/30/202410:44 am
    Ontario, CA (ONT)Seattle, WA (SEA)05/07/202408:48 pm
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  • $146Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)05/04/202402:55 pm
    Ontario, CA (ONT)Seattle, WA (SEA)05/11/202407:26 am
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  • $175Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)04/30/202409:35 pm
    Ontario, CA (ONT)Seattle, WA (SEA)05/07/202402:32 pm
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  • $183Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)05/07/202409:35 pm
    Ontario, CA (ONT)Seattle, WA (SEA)05/21/202401:43 pm
    cheapoair.com check price
  • $83Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)05/02/202410:04 pm
    cheapoair.com check price
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Know what to do when flying to Ontario, CA?

Ontario Travel Guide A city in the San Bernardino County in California, Ontario offers wonderful living conditions for its residents. Over the years its reputation as a significant tourist attraction has also grown considerably. The city got the name of Ontario [...]
Ontario History   Ontario City is situated in the San Bernardino County (California) which is in United States. According to 2000 census, recorded population in Ontario was 170,373. The lands of Ontario were earlier used for foraging and hunting by the [...]
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 [...]
Ontario Nightlife Ontario has been noted for its unmatchable nightlife throughout the world. When the sun sets, the city starts radiating with an overweening vigor. All the travelers who have a taste for nightlife swear that Ontario is a city where life starts [...]
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