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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Cheap Ontario airfares from $128/RT are provided by Cheapoair.com. Outbound flight is leaving on 11/01/2023, 05:30 am from Seattle/tacoma Sea/tac (SEA) airport and arrives at Ontario Int`l (ONT) at 10:24 am. The flight time is 4 hours and 54 minutes. The Returning flight departes on 11/15/2023, 06:10 am (other return dates are also available). Date posted: 13 Sep 2023
Price evolution for flights From Seattle To Ontario, CA
Recent Deals on Flights from Seattle to Ontario, CA:Roundtrip / Oneway
- $128
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Seattle, WA (SEA) Ontario, CA (ONT) 11/01/2023 05:30 am Ontario, CA (ONT) Seattle, WA (SEA) 11/15/2023 06:10 am - $145
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Seattle, WA (SEA) Ontario, CA (ONT) 11/01/2023 05:30 am Ontario, CA (ONT) Seattle, WA (SEA) 11/15/2023 11:08 am - $146 Frontier Airlines
cheapoair.com check priceFrom To Departure Time Seattle, WA (SEA) Ontario, CA (ONT) 10/17/2023 06:00 am Ontario, CA (ONT) Seattle, WA (SEA) 10/31/2023 04:00 pm - $168 Frontier Airlines
cheapoair.com check priceFrom To Departure Time Seattle, WA (SEA) Ontario, CA (ONT) 10/21/2023 05:30 am Ontario, CA (ONT) Seattle, WA (SEA) 10/29/2023 05:15 am - $405 Multiple Airlines
cheapoair.com check priceFrom To Departure Time Seattle, WA (SEA) Ontario, CA (ONT) 10/17/2023 03:15 pm Ontario, CA (ONT) Seattle, WA (SEA) 10/31/2023 04:00 pm - $70 Frontier Airlines
cheapoair.com check priceFrom To Departure Time Seattle, WA (SEA) Ontario, CA (ONT) 10/16/2023 06:55 pm - $312
Alaska Airlines
cheapoair.com check priceFrom To Departure Time Seattle, WA (SEA) Ontario, CA (ONT) 10/16/2023 08:00 am - $332 Alaska Airlines
cheapoair.com check priceFrom To Departure Time Seattle, WA (SEA) Ontario, CA (ONT) 10/06/2023 07:45 am
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