Cheap Flights from Chicago O'Hare International to Imam Khomeini International

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      Compare Chicago O'Hare International to Imam Khomeini International flight deals

      Find the cheapest month or even day of the year to fly to Imam Khomeini International

      Book the best Imam Khomeini International fare with no extra fees

      Flight deals from Chicago O'Hare International to Imam Khomeini International

      Looking for a cheap last-minute deal or the best return flight from Chicago O'Hare International Airport to Imam Khomeini International Airport? If you want to travel next month, return fares start from R 22,070. Find the lowest prices on one-way and return tickets right here.

      Find the cheapest month to fly from Chicago O'Hare International to Imam Khomeini International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago O'Hare International to Imam Khomeini International flights are currently cheapest in October.

      Chicago O'Hare International to Imam Khomeini International: Alternative routes

      Compare routes from Chicago O'Hare International to Tehran below. You may find an airport to fly into that's cheaper, faster, or easier than Imam Khomeini International.

      Chicago to Tehran: Flight information

      The things to know before you go.
      Cheapest flight foundR 8,713
      Cheapest month to flyOctober

      Finding cheap flights from Chicago O'Hare International to Imam Khomeini International: Frequently asked questions

      The best price we found for a return flight from Chicago O'Hare International to Imam Khomeini International is R 15,460. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Chicago O'Hare International to Imam Khomeini International. But we found flights with one or more stops from R 15,460.
      As of August 2026, there are no flights flying from Chicago O'Hare International to Imam Khomeini International.
      The cheapest month to fly from Chicago O'Hare International to Imam Khomeini International is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Chicago O'Hare International Airport to Imam Khomeini International Airport on Sunday, 4 October 2026.
      No airlines currently offer direct flights between Chicago O'Hare International Airport and Imam Khomeini International Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Imam Khomeini International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Tehran is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Icelandair offers the cheapest flight tickets to Imam Khomeini International.

      Flying from Chicago O'Hare International Airport (ORD) to Imam Khomeini International Airport (IKA): what you need to know

      • Tehran is nine hours 30 minutes ahead of Chicago and follows the UTC+3:30 timezone.

      • Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Be at the airport with enough time to catch your ORD to IKA flight.

      • Flying during a peak time such as July? Major public holidays and other popular periods can mean longer lines at security. Play things extra safe and get there up to four hours ahead of international flights and two hours before domestic departures.

      • Consider adding a stopover when booking your ticket from Chicago O'Hare International Airport to Imam Khomeini International Airport. Simply uncheck 'Direct flights only' to break up your trip, or maybe even explore a new city along the way. Check out these options between ORD and IKA:

        • Istanbul Airport

        • Frankfurt am Main Airport

        • Hamad International Airport

      Handy information about Chicago O'Hare International Airport (ORD)

      • ORD is located at 10000 West O'Hare.

      • When it comes to the on-time performance of Chicago O'Hare International Airport, data shows 70% of flights arrive within the scheduled timeframe.

      • Central Chicago to Chicago O'Hare International Airport is around 27 kilometres. Depending on traffic, it'll take about 30 minutes to get there if you're driving, ride-sharing or catching a taxi.

      • Catching public transport? Expect a journey time of around 45 minutes.

      • Get your travels off to a leisurely start by staying near ORD. Whether you're boarding an early flight from Chicago O'Hare International Airport to Imam Khomeini International Airport or want to avoid feeling rushed, these stays have you covered:

      When to fly to Imam Khomeini International Airport (IKA)

      • The quietest month for a flight from Chicago O'Hare International Airport to Imam Khomeini International Airport is March, while July is the busiest. Pick the ideal time to visit Tehran based on whether you prefer a faster pace or a more relaxed vibe.

      • The warmest month in Tehran is July, with the temperature ranging between 23ºC (73ºF) and 38ºC (100ºF). Book your flights from Chicago O'Hare International Airport to Imam Khomeini International Airport in this month if this is the kind of weather you like.

      • If you like cooler conditions, look for a cheap ticket from ORD to IKA in January. Average temperatures are between -6ºC (21ºF) and 10ºC (50ºF) then.

      Explore more of Iran

      • You've done Tehran, now it's time to explore more of Iran. Journey about 338 kilometres south to Isfahan to tick off its top sights. From Masjed-e Sheikh Lotfollah to Imam Mosque and Naqshe Jahan Square(Shah Square), your itinerary will be busy.

      • Karaj is another favourite destination in Iran and is around 32 kilometres west of Tehran. No journey is complete without seeing Iranian Garden, Karaj Landscape and Shams Palace.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.