Book Cheap Flights from Ontario with Alaska Airlines
Compare one-way ticket prices from Ontario.*
Ontario (ONT)to
Seattle (SEA)
Ontario (ONT)to
Portland (PDX)
Ontario (ONT)to
Anchorage (ANC)
Ontario (ONT)to
New York (JFK)
Ontario (ONT)to
Eugene (EUG)*Prices have been available for one-way trips within the last 48 hours and may not be currently available. Fares listed may be Saver fares which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.
One-way flight deals from Ontario.*
| FromOntario (ONT) | ToSeattle (SEA) | One-way | Main | Depart: Jun 4, 2024 | From $124* Seen: 5 hours ago |
| FromOntario (ONT) | ToPortland (PDX) | One-way | Main | Depart: May 30, 2024 | From $133* Seen: 9 hours ago |
| FromOntario (ONT) | ToAnchorage (ANC) | One-way | Main | Depart: May 30, 2024 | From $244* Seen: 6 hours ago |
| FromOntario (ONT) | ToNew York (JFK) | One-way | Main | Depart: Jul 2, 2024 | From $199* Seen: 12 hours ago |
| FromOntario (ONT) | ToEugene (EUG) | One-way | Main | Depart: Jun 13, 2024 | From $209* Seen: 5 hours ago |
| FromOntario (ONT) | ToVancouver (YVR) | One-way | Main | Depart: Sep 12, 2024 | From $271* Seen: 5 hours ago |
*Prices have been available for one-way trips within the last 48 hours and may not be currently available. Fares listed may be Saver fares which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.