Alaska Airlines Flights from Ontario to Boise
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1 Passenger
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Lowest fares from Ontario to Boise
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One-way low-fare flights Ontario to Boise.*
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Ontario (ONT) | Boise (BOI) | One-way | Saver | Depart: Feb 28, 2026 | From $88 Seen: 1 day ago | |
| Ontario (ONT) | Boise (BOI) | One-way | Saver | Depart: Jan 20, 2026 | From $89 Seen: 9 hours ago | |
| Ontario (ONT) | Boise (BOI) | One-way | Saver | Depart: Feb 8, 2026 | From $109 Seen: 4 hours ago | |
| Ontario (ONT) | Boise (BOI) | One-way | Saver | Depart: Apr 9, 2026 | From $129 Seen: 1 day ago | |
| Ontario (ONT) | Boise (BOI) | One-way | Saver | Depart: Jan 11, 2026 | From $129 Seen: 22 hours ago | |
| Ontario (ONT) | Boise (BOI) | One-way | Saver | Depart: Feb 16, 2026 | From $159 Seen: 1 day ago | |
| Ontario (ONT) | Boise (BOI) | One-way | Saver | Depart: Dec 16, 2025 | From $308 Seen: 1 hour ago | |
| Ontario (ONT) | Boise (BOI) | One-way | Saver | Depart: Jan 2, 2026 | From $358 Seen: 3 hours ago |
*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.