Alaska Airlines Cheap Flights from Ontario to Japan
Deals on one-way flights from Ontario to Japan.*
Ontario (ONT)to
Tokyo (HND)Ontario (ONT)to
Tokyo (HND)Ontario (ONT)to
Tokyo (HND)Ontario (ONT)to
Tokyo (HND)Ontario (ONT)to
Tokyo (HND)*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.
One-way low-fare flights Ontario to Japan.*
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Ontario (ONT) | Tokyo (HND) | One-way | Saver | Depart: Feb 1, 2026 | From $345 Seen: 20 hours ago | |
| Ontario (ONT) | Tokyo (HND) | One-way | Saver | Depart: Feb 4, 2026 | From $345 Seen: 20 hours ago | |
| Ontario (ONT) | Tokyo (HND) | One-way | Saver | Depart: Feb 11, 2026 | From $345 Seen: 20 hours ago | |
| Ontario (ONT) | Tokyo (HND) | One-way | Saver | Depart: Jan 12, 2026 | From $345 Seen: 20 hours ago | |
| Ontario (ONT) | Tokyo (HND) | One-way | Saver | Depart: Jan 13, 2026 | From $345 Seen: 20 hours ago | |
| Ontario (ONT) | Tokyo (HND) | One-way | Saver | Depart: Jan 19, 2026 | From $345 Seen: 20 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.