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SXI to SUS: distance & flight time
Siri Island (Sirri Island Airport) → Null (Spirit of St Louis Airport)
7,440 mi
11,974 km · 6,465 nm
15h 3m
estimated nonstop flight time
-8.5h
time difference · heading northwest
See live SXI→SUS fares Phone-only fares on this route — call free
Flight time details
7,440 miles nonstop takes roughly 15h 3m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8.5-hour time set-back when reading arrival times on your ticket.
The two airports
- SXI — Sirri Island Airport · Siri Island, Iran
- SUS — Spirit of St Louis Airport · Null, 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 SUS
- STL · St Louis Lambert International Airport16 mi away
- ALN · St Louis Regional Airport36 mi away
- BLV · Scott AFB/Midamerica Airport45 mi away
- JEF · Jefferson City Memorial Airport81 mi away
Frequently asked questions
How far is SXI from SUS?
The flight distance from Siri Island (SXI) to Null (SUS) is 7,440 miles (11,974 km, 6,465 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SXI to SUS?
A nonstop flight takes about 15h 3m 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 Null?
Null is 8.5 hours behind Siri Island.
What is the cheapest way to fly from SXI to SUS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SXI–SUS that never appear on search engines, with no booking fees.