The flight distance from Chicago O'Hare International Airport (ORD) in Chicago, United States to Santa Maria Airport (SMG) in Santa Maria, Peru is 6,103 kilometers (3,792 miles / 3,295 nautical miles). The estimated flight time for this route is approximately 8h, flying south southeast at a heading of 167°.

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 United States with Peru. It is an intercontinental flight between North America and South America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 01:36 in Chicago, it's 02:36 in Santa Maria.

The return flight from Santa Maria (SMG) to Chicago (ORD) follows a heading of 350° (north). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Chicago O'Hare International Airport (ORD) and Santa Maria Airport (SMG) detail pages, or use our flight duration calculator to compare other routes.