The flight distance from Kuala Lumpur International Airport (KUL) in Kuala Lumpur, Malaysia to Mehrabad International Airport (THR) in Tehran, Iran is 6,335 kilometers (3,936 miles / 3,420 nautical miles). The estimated flight time for this route is approximately 8h, 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 Malaysia with Iran. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 09:22 in Kuala Lumpur, it's 04:52 in Tehran. The 4.5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 3,893 feet between the two airports. Mehrabad International Airport sits higher than Kuala Lumpur International Airport.

The return flight from Tehran (THR) to Kuala Lumpur (KUL) follows a heading of 113° (east southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Kuala Lumpur International Airport (KUL) and Mehrabad International Airport (THR) detail pages, or use our flight duration calculator to compare other routes.