The flight distance from Ilopango International Airport (ILS) in San Salvador, El Salvador to Sydney Kingsford Smith International Airport (SYD) in Sydney, Australia is 13,578 kilometers (8,437 miles / 7,332 nautical miles). The estimated flight time for this route is approximately 17h, flying west southwest at a heading of 238°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

This is an international route connecting El Salvador with Australia. It is an intercontinental flight between North America and Oceania. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 14:41 in San Salvador, it's 07:41 in Sydney. With a 17-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 2,000 feet between the two airports. Sydney Kingsford Smith International Airport sits lower than Ilopango International Airport.

The return flight from Sydney (SYD) to San Salvador (ILS) follows a heading of 95° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Ilopango International Airport (ILS) and Sydney Kingsford Smith International Airport (SYD) detail pages, or use our flight duration calculator to compare other routes.