Russia's biggest airline reportedly sends first plane to Iran for repairs as sanctions cut off access to new replacement parts

• Russia's biggest airline reportedly sent a plane to Iran for the first time for maintenance.
• Technicians from Iran's biggest carrier, Mahan Air, will reportedly repair the plane from Aeroflot.
• Sanctions on Russia are making it difficult for the country to maintain and repair its fleet.

Russia's biggest airline, Aeroflot, has sent one if its planes to Iran for maintenance for the first time ever, Russian media outlet RBC reported.

An Airbus A330-300 was flown to Tehran last week, and will be repaired by technicians from Mahan Air, Iran's biggest carrier, according to RBC.