Need help booking?
Unpublished phone-only deals available
OSI to IKA: distance & flight time
Osijek (Osijek Airport) → Tehran (Imam Khomeini International Airport)
1,822 mi
2,931 km · 1,583 nm
4h 2m
estimated nonstop flight time
+1.5h
time difference · heading east
See live OSI→IKA fares Phone-only fares on this route — call free
Flight time details
1,822 miles nonstop takes roughly 4h 2m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.5-hour time gain when reading arrival times on your ticket.
The two airports
- OSI — Osijek Airport · Osijek, Croatia
- IKA — Imam Khomeini International Airport · Tehran, Iran
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near OSI
- PEV · Pécs-Pogány Airport46 mi away
- QND · Cenej Airport50 mi away
- TZL · Tuzla International Airport69 mi away
- TZR · Taszár Air Base77 mi away
Near IKA
- THR · Mehrabad International Airport21 mi away
- PYK · Payam International Airport31 mi away
- GZW · Qazvin Airport84 mi away
- NSH · Noshahr Airport88 mi away
Frequently asked questions
How far is OSI from IKA?
The flight distance from Osijek (OSI) to Tehran (IKA) is 1,822 miles (2,931 km, 1,583 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSI to IKA?
A nonstop flight takes about 4h 2m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from OSI to IKA?
Nonstop service on OSI–IKA depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 4h 2m nonstop estimate.
What is the time difference between Osijek and Tehran?
Tehran is 1.5 hours ahead of Osijek.
What is the cheapest way to fly from OSI to IKA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSI–IKA that never appear on search engines, with no booking fees.
Why are some OSI to IKA fares phone-only?
Consolidator contracts let us sell certain OSI–IKA tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.