According to forum posts, travelers can use taxi services available at the airport by visiting a counter inside the terminal where prices are listed. Rideshare options like Uber are also suggested, with an estimated cost of around 130+ pesos from the airport to the city center. There is a mention of using free Wi-Fi at places like Starbucks to access rideshare apps.

Some travelers mentioned needing transportation for larger groups, with queries about services suitable for around 20 people. While specific companies were not recommended, the discussion indicates a demand for sizable transportation options from and to the airport as well as around the city.

There is an inquiry about bus services from the airport to Guanajuato, indicating an interest in bus travel. However, detailed information about specific bus options or journey times was not provided in the posts.

According to forum posts, travelers have multiple options for renting cars in Guadalajara. Companies like Avis, Thrifty, and Europcar are recommended and have facilities at the airport. Antonio Regalado, a smaller rental service, is also mentioned favorably for its honest service.

Some travelers have called out Mex Rent a Car and Auto Rent for poor service, suggesting potential renters avoid these. Mex Rent a Car was specifically criticized for terrible customer service, and Auto Rent was noted for not refunding a deposit.

Travelers should expect to pay around US$50 per day for a rental with full coverage insurance. Misunderstandings about low advertised rates and actual insurance costs seem to be a common issue leading to dissatisfaction.

For those looking to rent a car in Guadalajara and drop it off in another city like Puerto Vallarta, it's noted that there may be extra fees, but this is a service offered by several companies.