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SXI to CPR: distance & flight time
Siri Island (Sirri Island Airport) → Casper (Casper-Natrona County International Airport)
7,531 mi
12,120 km · 6,544 nm
15h 14m
estimated nonstop flight time
-9.5h
time difference · heading north
See live SXI→CPR fares Phone-only fares on this route — call free
Flight time details
7,531 miles nonstop takes roughly 15h 14m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.5-hour time set-back when reading arrival times on your ticket.
The two airports
- SXI — Sirri Island Airport · Siri Island, Iran
- CPR — Casper-Natrona County International Airport · Casper, United States
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 SXI
- DXB · Dubai International Airport69 mi away
- AEU · Abu Musa Island Airport31 mi away
- BDH · Bandar Lengeh Airport47 mi away
- KIH · Kish International Airport55 mi away
Near CPR
- RWL · Rawlins Municipal Airport/Harvey Field85 mi away
- RIW · Riverton Regional Airport101 mi away
- SAA · Shively Field103 mi away
- WRL · Worland Municipal Airport104 mi away
Frequently asked questions
How far is SXI from CPR?
The flight distance from Siri Island (SXI) to Casper (CPR) is 7,531 miles (12,120 km, 6,544 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SXI to CPR?
A nonstop flight takes about 15h 14m 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 Siri Island and Casper?
Casper is 9.5 hours behind Siri Island.
What is the cheapest way to fly from SXI to CPR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SXI–CPR that never appear on search engines, with no booking fees.