Allow roughly 7 to 9 hours for the journey. The exact time depends on the departure point, rest stops, road conditions and traffic around Qazvin, Rasht and the Caspian coast, so avoid planning a tight same-day connection.
West Terminal (Azadi) is a common departure point for Astara services, but the assigned terminal can vary. Check the terminal name printed on your ticket and arrive at that exact terminal rather than relying on the route name alone.
Intercity buses normally finish at Astara's passenger terminal. It is separate from most hotels and the international border crossing, so plan a short taxi ride for the final part of your journey.
It is generally sold as a through service to Astara, although the bus will make rest or passenger stops on the way. You normally keep the same bus unless the operator clearly states otherwise.
No. A Tehran–Astara ticket is a domestic ticket and ends in the Iranian city of Astara. Crossing into Azerbaijan is a separate international journey with its own immigration rules, documents and current border requirements.
Yes, you can continue by local taxi, but the passenger terminal and border checkpoint are not the same place. Leave enough time and confirm current border opening hours and entry requirements before travelling.
Keep a light waterproof layer handy because the Caspian coast can be humid and rainy even when Tehran is dry. A small bottle of water, tissues and a warm layer for air-conditioning also make the long ride more comfortable.
Only if your operator confirms an approved stop there. Routes and stopping points vary, and roadside drop-offs are not guaranteed; booking the actual destination is safer, especially if you have luggage or a late arrival.
Book early for Nowruz, summer, long weekends and public holidays, when Caspian routes fill quickly and coastal traffic becomes heavy. Reserving the return trip at the same time is sensible if your dates are fixed.