The flight distance from Summit Airport (UMM) in Summit, United States to Zagreb Airport (ZAG) in Zagreb, Croatia is 7,817 kilometers (4,857 miles / 4,221 nautical miles). The estimated flight time for this route is approximately 10h, flying north at a heading of 11°.

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 Croatia. It is an intercontinental flight between North America and Europe. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 05:13 in Summit, it's 15:13 in Zagreb. With a 10-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 2,056 feet between the two airports. Zagreb Airport sits lower than Summit Airport.

The return flight from Zagreb (ZAG) to Summit (UMM) follows a heading of 353° (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 Summit Airport (UMM) and Zagreb Airport (ZAG) detail pages, or use our flight duration calculator to compare other routes.