The flight distance from Incheon International Airport (ICN) in Seoul, South Korea to Hesa Airport (IFH) in Hesa, Iran is 6,640 kilometers (4,126 miles / 3,585 nautical miles). The estimated flight time for this route is approximately 9h, flying west northwest at a heading of 290°.

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

Time zone information: When it's 20:21 in Seoul, it's 14:51 in Hesa. 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 5,233 feet between the two airports. Hesa Airport sits higher than Incheon International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Hesa (IFH) to Seoul (ICN) follows a heading of 63° (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 Incheon International Airport (ICN) and Hesa Airport (IFH) detail pages, or use our flight duration calculator to compare other routes.