Sydney (SYD) to Santiago (SCL): 7,047 miles (11,340 km) great-circle, about 14h 35m nonstop by our estimate. Cheapest fare observed: $1422 round-trip on American Airlines, with 2 stops, departing May 3, 2026.
$1422 round-trip, American Airlines AA72, departing 2026-05-03 at 09:10, returning 2026-05-17. The recorded itinerary left on a Sunday, returning on a Sunday 14 nights later; the fare was observed 8 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $1422, it ranked 25th of the 30 round-trip fares we recorded from SYD (median $777). That is 20.2 cents per great-circle mile (round-trip price over one-way distance), above the SYD median of 15.3 cents across 30 round-trip routes.
Routes from SYD of similar length: Almaty (7,090 mi) at $944 and Tashkent (7,343 mi) at $1093.
SYD to SCL is the only one of 30 SYD routes where American Airlines priced cheapest. It is the 14th longest of the 30 routes we track from SYD.
Of 5 departure airports with a fare to Santiago, Sydney (SYD) ranked 5th at $1422. Lowest: $230 from Buenos Aires (EZE); highest: $1422 from Sydney (SYD); 2 nonstop. Cheapest-fare airlines (routes): LATAM (2), American Airlines (1), JetSMART (1) and LATAM Brasil (1).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Australia/Sydney, America/Santiago; flight time is our estimate.