Distance From St Louis Downtown Airport to Owen Roberts International Airport, CPS - GCM Distance

The distance from St Louis Downtown Airport (CPS) to Owen Roberts International Airport (GCM) is 1433 miles or 2306 kilometers or 1244 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 Cahokia/St Louis ( United States ) to Georgetown ( Cayman Islands )?

A one-way nonstop (direct) flight between Cahokia/St Louis and Georgetown takes around 3 hours 17 minutes.

Estimated flight time from St Louis Downtown Airport, Cahokia/St Louis, United States to Owen Roberts International Airport, Georgetown, Cayman Islands is 3 hours 17 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 • CPS - GCM

Kilometers		2306 km
Statute Miles		1433 miles
Nautical Miles		1244 nm
Avg. Time of Flight		3 hours 17 minutes

St Louis Downtown Airport to Owen Roberts International Airport Flight Route Map - CPS to GCM Flight Path

Location of St Louis Downtown Airport & Owen Roberts International Airport is given below.
Click the map to view Cahokia/St Louis to Georgetown nonstop flight path and travel direction.

Click to see flight route on Google Map between Cahokia/St Louis, United States and Georgetown, Cayman Islands. .

Nonstop flight route between Cahokia/St Louis, United States and Georgetown, Cayman Islands.

Time Difference Between the Airports • CPS - GCM

Time difference between Cahokia/St Louis (United States) and Georgetown (Cayman Islands) is 1 Hours.
Georgetown time is 1 Hours behind Cahokia/St Louis.

Location	Local Time
Cahokia/St Louis (United States)	2026-09-17, 14:29:00 EDT
Georgetown (Cayman Islands)	2026-09-17, 13:29:00 EST

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 Downtown Airport (CPS / KCPS) Cahokia/St Louis, United States

Destination

Owen Roberts International Airport (GCM / MWCR) Georgetown, Cayman Islands