The flight distance from Lisbon Portela Airport (LIS) in Lisbon, Portugal to Sidney-Richland Regional Airport (SDY) in Sidney, United States is 7,266 kilometers (4,515 miles / 3,923 nautical miles). The estimated flight time for this route is approximately 10h, flying northwest at a heading of 312°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting Portugal with United States. It is an intercontinental flight between Europe and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 18:39 in Lisbon, it's 11:39 in Sidney. With a 7-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 1,611 feet between the two airports. Sidney-Richland Regional Airport sits higher than Lisbon Portela Airport.

The return flight from Sidney (SDY) to Lisbon (LIS) follows a heading of 59° (east northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Lisbon Portela Airport (LIS) and Sidney-Richland Regional Airport (SDY) detail pages, or use our flight duration calculator to compare other routes.