Need help booking?
Unpublished phone-only deals available
ISU to STL: distance & flight time
Sulaymaniyah (Sulaymaniyah International Airport) → St. Louis (St Louis Lambert International Airport)
6,575 mi
10,581 km · 5,713 nm
13h 22m
estimated nonstop flight time
-8h
time difference · heading northwest
See live ISU→STL fares Phone-only fares on this route — call free
Flight time details
6,575 miles nonstop takes roughly 13h 22m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- ISU — Sulaymaniyah International Airport · Sulaymaniyah, Iraq
- STL — St Louis Lambert International Airport · St. Louis, 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 ISU
- KIK · Kirkuk Air Base55 mi away
- EBL · Erbil International Airport89 mi away
- SDG · Sanandaj Airport98 mi away
- XQC · Joint Base Balad124 mi away
Near STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
Frequently asked questions
How far is ISU from STL?
The flight distance from Sulaymaniyah (ISU) to St. Louis (STL) is 6,575 miles (10,581 km, 5,713 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISU to STL?
A nonstop flight takes about 13h 22m 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 Sulaymaniyah and St. Louis?
St. Louis is 8 hours behind Sulaymaniyah.
What is the cheapest way to fly from ISU to STL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISU–STL that never appear on search engines, with no booking fees.