Bottom line up front: For residents of Texas, California, and Arizona specifically, Mexico's border-city clinics offer a proximity advantage no other Latin American destination can match — sometimes a same-day drive.
What "proximity" actually means for border-state residents
Tijuana, Los Algodones, Juárez, and other border-city clinics are drivable, sometimes same-day, for residents of nearby US states — a fundamentally different logistics proposition than even a short flight to Colombia or Costa Rica.
Where this advantage concentrates
- Dental work — Los Algodones ("Molar City") built an entire economy around day-trip dental tourism
- Bariatric surgery — Tijuana's bariatric surgery infrastructure benefits directly from this proximity, alongside genuinely high procedure volume
Where this advantage doesn't extend
For non-border-state residents, Mexico's proximity advantage narrows considerably — a flight from New York or Atlanta to Mexico City isn't meaningfully shorter than the same flight to Medellín or Bogotá, at which point other factors (specialty depth, accreditation density) become more relevant. See colombiamedical.co for the broader regional comparison.
The Takeaway
This is a genuine, honest advantage — but a specifically geographic one. Weight it heavily if you're in a border state; weight it less if you're not.