Alaska Airlines Cheap Flights from San Diego to Australia
Deals on one-way flights from San Diego to Australia.*
San Diego (SAN)to
Sydney (SYD)San Diego (SAN)to
Sydney (SYD)San Diego (SAN)to
Sydney (SYD)San Diego (SAN)to
Sydney (SYD)San Diego (SAN)to
Sydney (SYD)*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 San Diego to Australia.*
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| San Diego (SAN) | Sydney (SYD) | One-way | Saver | Depart: May 13, 2026 | From $692 Seen: 13 hours ago | |
| San Diego (SAN) | Sydney (SYD) | One-way | Saver | Depart: May 6, 2026 | From $701 Seen: 13 hours ago | |
| San Diego (SAN) | Sydney (SYD) | One-way | Saver | Depart: Apr 23, 2026 | From $710 Seen: 13 hours ago | |
| San Diego (SAN) | Sydney (SYD) | One-way | Saver | Depart: Apr 26, 2026 | From $721 Seen: 13 hours ago | |
| San Diego (SAN) | Sydney (SYD) | One-way | Saver | Depart: Apr 30, 2026 | From $721 Seen: 13 hours ago | |
| San Diego (SAN) | Sydney (SYD) | One-way | Saver | Depart: May 1, 2026 | From $721 Seen: 13 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.