If you fly into a regional airport like L�on or Queretaro, taking a taxi the rest of your way is much safer - just make sure you use an approved taxi service (the green and white cars are official taxis). Even still, if you don't know San Miguel that well, you may want to consider calling ahead to your hotel or B&B and having them provide transport - regional taxis may know how to get you to San Miguel, but only a taxi or car sent by your lodging will know how to get you straight to them.
By far the most convenient airport to fly into is Leon (BJX). Arrange for a ride beforehand with one of the many shuttle services listed on San Miguel websites. Average price about $25-30 per person. This will almost alway be cheaper than taking a taxi from the airport--and the driver will know the town of San Miguel much better than a taxi driver from the airport. There is no easy way to get from the Leon airport to San Miguel by bus.
By bus
If you do want to take the bus but want to minimize the hassles associated with it, here are a few tips:
� Plan your route well-ahead of time. Know not just what bus depot you plan to leave from, but what bus line you plan to take. Flecha Amarilla, Estrella Blanca, Omnibus de Mexico seem to be the most reliable.
ETN and Primera plus runs several times a day to Leon too
� Have a back-up plan. At the very least, have a few extra dollars for an overnight stay in the event that your bus leaves you behind. (The bus lines will fall all over themselves to help you if the bus forgets you, but they won't be able to help you if the ticket window is closed because it's 2AM.)
� Try to avoid getting off the bus at stops unless EVERYONE is off the bus. Be especially wary if they also claim to need to remove your baggage from the compartment (saying the bus needs to be cleaned, for example) - they may
