Flights from Seattle (SEA) to Ontario (ONT) with Star Alliance

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  1. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    25/02/2020

    ONT-SEA

    03/03/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    7 Night(s) Trip
    144*USD
  2. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    14/01/2020

    ONT-SEA

    21/01/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    7 Night(s) Trip
    144*USD
  3. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    22/01/2020

    ONT-SEA

    29/01/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    7 Night(s) Trip
    144*USD
  4. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    28/01/2020

    ONT-SEA

    04/02/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    7 Night(s) Trip
    144*USD
  5. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    08/01/2020

    ONT-SEA

    15/01/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    7 Night(s) Trip
    144*USD
  6. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    21/01/2020

    ONT-SEA

    28/01/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    7 Night(s) Trip
    144*USD
  7. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    25/01/2020

    ONT-SEA

    01/02/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    7 Night(s) Trip
    144*USD
  8. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    21/01/2020

    ONT-SEA

    04/02/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    14 Night(s) Trip
    144*USD
  9. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    25/01/2020

    ONT-SEA

    08/02/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    14 Night(s) Trip
    144*USD
  10. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    22/01/2020

    ONT-SEA

    05/02/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    14 Night(s) Trip
    144*USD
  11. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    08/01/2020

    ONT-SEA

    22/01/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    14 Night(s) Trip
    144*USD
  12. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    14/01/2020

    ONT-SEA

    28/01/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    14 Night(s) Trip
    144*USD
  13. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    28/01/2020

    ONT-SEA

    11/02/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    14 Night(s) Trip
    144*USD
  14. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    29/01/2020

    ONT-SEA

    02/02/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    4 Night(s) Trip
    154*USD
  15. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    06/02/2020

    ONT-SEA

    13/02/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    7 Night(s) Trip
    164*USD
  16. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    09/01/2020

    ONT-SEA

    16/01/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    7 Night(s) Trip
    164*USD
  17. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    06/01/2020

    ONT-SEA

    13/01/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    7 Night(s) Trip
    164*USD
  18. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    16/01/2020

    ONT-SEA

    23/01/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    7 Night(s) Trip
    164*USD
  19. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    23/01/2020

    ONT-SEA

    30/01/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    7 Night(s) Trip
    164*USD
  20. Seattle (SEA) to Ontario (ONT)

    Roundtrip|Economy
    airline logo
    SEA-ONT

    30/01/2020

    ONT-SEA

    06/02/2020

    Sold by

    United Airlines

    Please note possible operating carriers. Additional baggage fees may apply.

    7 Night(s) Trip
    164*USD

*Prices have been offered for round trips within the last 48 hours and might not be currently available. Not all Star Alliance Member Airlines or all fares/options are shown. Additional baggage fees, payment fees and fees for other optional services may apply. When booking, please check for restrictions on refunds, rebooking and baggage allowance that may apply. Prices may vary depending on the route and flights selected. Routings may include stopovers. Terms and conditions apply.

Weather in Ontario

Thursday
broken clouds
05/12/2019
16°C
05/12/2019
broken clouds
Friday
overcast clouds
06/12/2019
17°C
06/12/2019
overcast clouds
Saturday
moderate rain
07/12/2019
15°C
07/12/2019
moderate rain
Sunday
moderate rain
08/12/2019
16°C
08/12/2019
moderate rain
Monday
sky is clear
09/12/2019
15°C
09/12/2019
sky is clear
Tuesday
scattered clouds
10/12/2019
16°C
10/12/2019
scattered clouds
Wednesday
overcast clouds
11/12/2019
17°C
11/12/2019
overcast clouds
Powered by: OpenWeatherMap.org

Flight schedules from Seattle to Ontario with Star Alliance member carriers

View the flight schedule or use the fields below to change or refine your search. Note that the schedule identifies the Star Alliance member carrier that is the operating carrier for a listed flight, but does not include marketing/codeshare carriers.
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MM/DD/YYYY
MM/DD/YYYY
  1. SEA19:30
    4h 29m
    1 Stop
    ONT23:59
    United Airlines

    Seattle - Los Angeles

    United Airlines
  2. SEA09:35
    4h 55m
    1 Stop
    ONT14:30
    United Airlines

    Seattle - Los Angeles

    United Airlines
  3. SEA13:21
    5h 15m
    1 Stop
    ONT18:36
    United Airlines

    Seattle - Los Angeles

    United Airlines
  4. SEA06:00
    5h 34m
    1 Stop
    ONT11:34
    United Airlines

    Seattle - Los Angeles

    United Airlines
  5. SEA11:51
    6h 45m
    1 Stop
    ONT18:36
    United Airlines

    Seattle - Los Angeles

    United Airlines
  6. SEA13:13
    10h 46m
    2 Stops
    ONT23:59
    United Airlines

    Seattle - Los Angeles

    United Airlines