When asking taxi or bus drivers, refer to the destination as "INAOE en Tonantzintla" or "El Antiguo Observatorio de Tonantzintla" — drivers in the Puebla–Cholula area are generally familiar with it.
From Mexico City International Airport (AICM — MEX)
- Estrella Roja bus runs directly from AICM (Zone D, next to International Arrivals) to Puebla. Journey: ~2.5 hours. Buses run approximately hourly. Check the updated timetable at estrellaroja.com.mx.
- Buses arrive at Paseo Destino station in Puebla. From there take an official Taxi Ejecutivo to INAOE. Journey: ~30 min.
- If driving, take the Puebla cuota (toll road) east from Mexico City. Once in Puebla, head toward Cholula (8 km west), then Tonantzintla (5 km south).
From CAPU (Puebla Central Bus Station)
- Take an official "Taxi Seguro" (yellow and white) from CAPU directly to INAOE. Journey: ~30 min. Ask for "INAOE en Tonantzintla" or "El Antiguo Observatorio".
From Puebla International Airport (PBC)
- The Huejotzingo/Hermanos Serdán airport is served by Volaris, Viva Aerobus, and United Airlines (from Houston IAH).
- Use the Transportes Terrestres taxi stand at the airport. Fare to Puebla or Cholula: ~300 MXN.
- Airport: +52 227 102-5080 | Taxis: +52 222 750-3654
From AIFA (Felipe Ángeles Airport — NLU)
- AIFA is located north of Mexico City. Check available bus services to Puebla from AIFA. Plan extra travel time accordingly compared to AICM.