Distance From St Louis Downtown Airport to Aeropuerto Internacional Lic. Benito Juárez, CPS - MEX Distance

The distance from St Louis Downtown Airport (CPS) to Aeropuerto Internacional Lic. Benito Juárez (MEX) is 1426 miles or 2295 kilometers or 1239 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 Ciudad de México ( Mexico )?

A one-way nonstop (direct) flight between Cahokia/St Louis and Ciudad de México takes around 3 hours 16 minutes.

Estimated flight time from St Louis Downtown Airport, Cahokia/St Louis, United States to Aeropuerto Internacional Lic. Benito Juárez, Ciudad de México, Mexico is 3 hours 16 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 - MEX

Kilometers		2295 km
Statute Miles		1426 miles
Nautical Miles		1239 nm
Avg. Time of Flight		3 hours 16 minutes

St Louis Downtown Airport to Aeropuerto Internacional Lic. Benito Juárez Flight Route Map - CPS to MEX Flight Path

Location of St Louis Downtown Airport & Aeropuerto Internacional Lic. Benito Juárez is given below.
Click the map to view Cahokia/St Louis to Ciudad de México nonstop flight path and travel direction.

Click to see flight route on Google Map between Cahokia/St Louis, United States and Ciudad de México, Mexico. .

Nonstop flight route between Cahokia/St Louis, United States and Ciudad de México, Mexico.

Time Difference Between the Airports • CPS - MEX

Time difference between Cahokia/St Louis (United States) and Ciudad de México (Mexico) is 2 Hours.
Ciudad de México time is 2 Hours behind Cahokia/St Louis.

Location	Local Time
Cahokia/St Louis (United States)	2026-05-04, 22:10:30 EDT
Ciudad de México (Mexico)	2026-05-04, 20:10:30 CST

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

Aeropuerto Internacional Lic. Benito Juárez (MEX / MMMX) Ciudad de México, Mexico