a map of California will help you find out
That would be Tijuana, in the Baja California Peninsula.
Tijuana is the westernmost city in Mexico however, the westernmost population center is located in Isla Guapalupe. Tijuana is in Mexico.
The flight time from Mexico City, Mexico to Tijuana, Mexico is:3 hours, 21 minutes
Tijuana.
mexico
Tijuana
Tijuana is a city in Mexico, while Tijuana CBX is a cross-border terminal that connects Tijuana to the Tijuana International Airport in the United States.
Tijuana, Monterrey, Guadalajara, Mexico City, Cancun or Oaxaca are some examples.
Should apply for a visa at the nearest US Embassy (Mexico City) or Consulate (Guadalajara, Monterrey, Tijuana).
San Diego, California, USA is just north of Tijuana, Mexico.
That would be Rosarito, 33 km (21 mi) south of Tijuana.
Mexico City, Cancun, Los Cabos and Tijuana.