Flights from Ontario (ONT) to Seattle (SEA) with Star Alliance
Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA20/04/2024
SEA-ONT24/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
4 Night(s) Trip176USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA20/04/2024
SEA-ONT27/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
7 Night(s) Trip176USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA10/04/2024
SEA-ONT17/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
7 Night(s) Trip176USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA20/04/2024
SEA-ONT23/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
3 Night(s) Trip176USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA24/04/2024
SEA-ONT01/05/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
7 Night(s) Trip194USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA10/04/2024
SEA-ONT13/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
3 Night(s) Trip195USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA16/04/2024
SEA-ONT19/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
3 Night(s) Trip195USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA17/04/2024
SEA-ONT20/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
3 Night(s) Trip195USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA16/04/2024
SEA-ONT23/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
7 Night(s) Trip195USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA16/04/2024
SEA-ONT20/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
4 Night(s) Trip195USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA17/04/2024
SEA-ONT24/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
7 Night(s) Trip195USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA22/05/2024
SEA-ONT29/05/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
7 Night(s) Trip197USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA09/04/2024
SEA-ONT12/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
3 Night(s) Trip203USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA09/04/2024
SEA-ONT16/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
7 Night(s) Trip203USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA09/04/2024
SEA-ONT13/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
4 Night(s) Trip222USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA03/04/2024
SEA-ONT10/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
7 Night(s) Trip226USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA18/04/2024
SEA-ONT22/04/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
4 Night(s) Trip226USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA21/05/2024
SEA-ONT25/05/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
4 Night(s) Trip229USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA22/05/2024
SEA-ONT25/05/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
3 Night(s) Trip232USD*Ontario (ONT) to Seattle (SEA)
Roundtrip|EconomyONT-SEA27/04/2024
SEA-ONT01/05/2024
Sold by
United Airlines
Please note possible operating carriers. Additional baggage fees may apply.
4 Night(s) Trip240USD*
*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 Seattle
Flight schedules from Ontario to Seattle with Star Alliance member carriers
- Los Angeles USONT10:404h 37m1 StopSeattle USSEA15:17
Los Angeles - Seattle
United Airlines - Los Angeles USONT06:006h 4m1 StopSeattle USSEA12:04
Los Angeles - Seattle
United Airlines - Los Angeles USONT18:226h 37m1 StopSeattle USSEA00:59+1 day/s
Los Angeles - Seattle
United Airlines