Imam Khomeini International Airport is accessible from Tehran by Car, taxi and bus via the Tehran-Qom Freeway. An airport access road connects the freeway to the airport terminal, continuing to serve Robat-Karim via an interchange with Saidi Highway. An extension to the southern part of Line 1 of Tehran Metro for IKIA airport is currently under construction and scheduled to reach the airport in first quarter of 2011. There is also plan to have Line 3 of the Tehran Metro to reach its southern terminus at IKIA in future.