Distance From St Louis Lambert International Airport to Shiraz Shahid Dastghaib International Airport, STL - SYZ Distance

The distance from St Louis Lambert International Airport (STL) to Shiraz Shahid Dastghaib International Airport (SYZ) is 7150 miles or 11506 kilometers or 6209 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from St Louis ( United States ) to Shiraz ( Iran )?

A one-way nonstop (direct) flight between St Louis and Shiraz takes around 16 hours 26 minutes.

Estimated flight time from St Louis Lambert International Airport, St Louis, United States to Shiraz Shahid Dastghaib International Airport, Shiraz, Iran is 16 hours 26 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • STL - SYZ

Kilometers		11506 km
Statute Miles		7150 miles
Nautical Miles		6209 nm
Avg. Time of Flight		16 hours 26 minutes

St Louis Lambert International Airport to Shiraz Shahid Dastghaib International Airport Flight Route Map - STL to SYZ Flight Path

Location of St Louis Lambert International Airport & Shiraz Shahid Dastghaib International Airport is given below.
Click the map to view St Louis to Shiraz nonstop flight path and travel direction.

Click to see flight route on Google Map between St Louis, United States and Shiraz, Iran. .

Nonstop flight route between St Louis, United States and Shiraz, Iran.

Time Difference Between the Airports • STL - SYZ

Time difference between St Louis (United States) and Shiraz (Iran) is 8 Hours 30 Minutes.
Shiraz time is 8 Hours 30 Minutes ahead of St Louis.

Location	Local Time
St Louis (United States)	2025-12-15, 21:12:06 EST
Shiraz (Iran)	2025-12-16, 05:42:06 +0330

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

St Louis Lambert International Airport (STL / KSTL) St Louis, United States

Destination

Shiraz Shahid Dastghaib International Airport (SYZ / OISS) Shiraz, Iran