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IKA to SHM: distance & flight time
Tehran (Imam Khomeini International Airport) → Nanki-shirahama (Nanki Shirahama Airport)
4,634 mi
7,458 km · 4,027 nm
9h 33m
estimated nonstop flight time
+5.5h
time difference · heading northeast
See live IKA→SHM fares Phone-only fares on this route — call free
Flight time details
4,634 miles nonstop takes roughly 9h 33m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5.5-hour time gain when reading arrival times on your ticket.
The two airports
- IKA — Imam Khomeini International Airport · Tehran, Iran
- SHM — Nanki Shirahama Airport · Nanki-shirahama, Japan
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 IKA
- THR · Mehrabad International Airport21 mi away
- PYK · Payam International Airport31 mi away
- GZW · Qazvin Airport84 mi away
- NSH · Noshahr Airport88 mi away
Near SHM
- KIX · Kansai International Airport53 mi away
- TKS · Tokushima Airport/JMSDF Air Base54 mi away
- UKB · Kobe Airport68 mi away
- ITM · Osaka International Airport78 mi away
Frequently asked questions
How far is IKA from SHM?
The flight distance from Tehran (IKA) to Nanki-shirahama (SHM) is 4,634 miles (7,458 km, 4,027 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IKA to SHM?
A nonstop flight takes about 9h 33m 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 Tehran and Nanki-shirahama?
Nanki-shirahama is 5.5 hours ahead of Tehran.
What is the cheapest way to fly from IKA to SHM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IKA–SHM that never appear on search engines, with no booking fees.