Flight Path: Mexico City to Port of Spain—Which Oceans Do You Cross?

A direct flight from Mexico City (MEX) to Port of Spain, Trinidad and Tobago (POS) traverses a sequence of major water bodies over roughly 4 hours 30 minutes.

Water Bodies Crossed

1. Gulf of Mexico – Departing MEX, you head northeast over the southern Gulf.
2. Caribbean Sea – Crossing the Yucatán Channel between Mexico and Cuba, you enter the Caribbean proper.
3. Atlantic Ocean – East of the Lesser Antilles arc, the Caribbean opens into the western tropical Atlantic. Trinidad sits on the continental shelf just off the Orinoco Delta, technically in the Atlantic (though often grouped with the Caribbean culturally).

Route Context

• Distance: ~3,200 km (2,000 mi) great-circle.
• Direction: Generally east-northeast.
• Overflight: Typically crosses western Cuba, then passes south of Jamaica, Hispaniola, and Puerto Rico before reaching the Lesser Antilles and Trinidad.

No Pacific crossing is involved—Mexico City is inland, and the flight heads east from the start.