We've gone through all the flights from Liverpool to Tehran, to help you find the best option. Your journey from will last about 14 hrs 55 mins.
Or, if you're fairly flexible on dates, try to get a last minute-deal by regularly checking the Netflights website.
If you're not sure who to fly with from Liverpool, you might like to know that Austrian Airlines is the most popular airline for this route.
But if you can't find one which is right for you, try looking at flights to other cities in Iran to check out some other options.