Best Time to Visit: Spring (March - May); Autumn (September - November)
Major Cities for International Flights: Capital Tehran (Imam Khomeini International Airport, IKA)
Visa: Most foreign travelers need a visa to enter Iran. Some nationalities can apply for the Airport Visa easily upon arrival, while others need to obtain a visa through local travel agency beforehand, which will take 4 to 6 weeks generally.
Money Tips: Forget ATMs and Credit Cards, you can only use cash when travelling in Iran.