Explore Air Canada flights from United States to Australia starting at CAD 1,391*
*Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.
Flights between United States and Australia - our lowest fares in cash
Seattle (SEA)to
Sydney, Australia (SYD)Seattle (SEA)to
Melbourne (MEL)Seattle (SEA)to
Melbourne (MEL)*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.
Flights between United States and Australia - our lowest fares in points
From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| Seattle (SEA) | Sydney, Australia (SYD) | Round-trip / Economy | Aug 23, 2026 - Sep 06, 2026 | From 147,900 pts + CAD 434 Viewed: 9 hours ago |
| San Francisco (SFO) | Melbourne (MEL) | Round-trip / Economy | Oct 23, 2026 - Nov 03, 2026 | From 120,000 pts + CAD 223 Viewed: 1 day ago |
*Points displayed do not reflect preferred pricing for Aeroplan Elite Status Members and/or Aeroplan Credit Cardholders. Prices have been collected within the past 48 hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.