The flight distance from New Chitose Airport (CTS) in Chitose / Tomakomai, Japan to Semnan Airport (SNX) in Semnan, Iran is 7,287 kilometers (4,528 miles / 3,935 nautical miles). The estimated flight time for this route is approximately 10h, flying west northwest at a heading of 297°.

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 Japan with Iran. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 08:59 in Chitose / Tomakomai, it's 03:29 in Semnan. The 5.5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 3,583 feet between the two airports. Semnan Airport sits higher than New Chitose Airport.

The return flight from Semnan (SNX) to Chitose / Tomakomai (CTS) follows a heading of 54° (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 New Chitose Airport (CTS) and Semnan Airport (SNX) detail pages, or use our flight duration calculator to compare other routes.