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RML to IKA: distance & flight time
Colombo (Colombo Ratmalana Airport) → Tehran (Imam Khomeini International Airport)
2,687 mi
4,324 km · 2,335 nm
5h 44m
estimated nonstop flight time
-2h
time difference · heading northwest
See live RML→IKA fares Phone-only fares on this route — call free
Flight time details
2,687 miles nonstop takes roughly 5h 44m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- RML — Colombo Ratmalana Airport · Colombo, Sri Lanka
- 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 RML
- CMB · Bandaranaike International Colombo Airport25 mi away
- KCT · Koggala Airport65 mi away
- HRI · Mattala Rajapaksa International Airport93 mi away
- GIU · Sigiriya Air Force Base97 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 RML from IKA?
The flight distance from Colombo (RML) to Tehran (IKA) is 2,687 miles (4,324 km, 2,335 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RML to IKA?
A nonstop flight takes about 5h 44m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Colombo and Tehran?
Tehran is 2 hours behind Colombo.
What is the cheapest way to fly from RML to IKA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RML–IKA that never appear on search engines, with no booking fees.