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RER to KKS: distance & flight time
Retalhuleu (Retalhuleu Airport) → Kashan (Kashan Airport)
8,311 mi
13,374 km · 7,222 nm
16h 46m
estimated nonstop flight time
+9.5h
time difference · heading northeast
See live RER→KKS fares Phone-only fares on this route — call free
Flight time details
8,311 miles nonstop takes roughly 16h 46m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.5-hour time gain when reading arrival times on your ticket.
The two airports
- RER — Retalhuleu Airport · Retalhuleu, Guatemala
- KKS — Kashan Airport · Kashan, 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 RER
- AAZ · Quezaltenango Airport27 mi away
- TAP · Tapachula International Airport49 mi away
- AQB · Santa Cruz del Quiche Airport50 mi away
- GSJ · San José Airport70 mi away
Near KKS
- IFH · Hesa Airport67 mi away
- IFN · Esfahan Shahid Beheshti International Airport81 mi away
- AJK · Arak Airport100 mi away
- IKA · Imam Khomeini International Airport108 mi away
Frequently asked questions
How far is RER from KKS?
The flight distance from Retalhuleu (RER) to Kashan (KKS) is 8,311 miles (13,374 km, 7,222 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RER to KKS?
A nonstop flight takes about 16h 46m 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 Retalhuleu and Kashan?
Kashan is 9.5 hours ahead of Retalhuleu.
What is the cheapest way to fly from RER to KKS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RER–KKS that never appear on search engines, with no booking fees.