ALTO is an organization that joins the top organizations involved in language and/or education travel. This includes the world's top travel agents, language schools and national associations.| Number of classrooms: | 23 | Evaluation test on first day: | Minimum age: | 17 years. | |
| Average number of students: | 120 | Location: | Semi-central | Distance from the airport: | 31 Km. |
| Opening times: | 08:30 To 17:30 | Year school opened: | 1973 |
| Number of classrooms: | 23 | Evaluation test on first day: | Minimum age: | 16 years. | |
| Average number of students: | 345 | Location: | Center | Distance from the airport: | 10 Km. |
| Opening times: | 08:30 To 17:00 | Year school opened: | 1993 |
| Number of classrooms: | 18 | Evaluation test on first day: | Minimum age: | 16 years. | |
| Average number of students: | 270 | Location: | Center | Distance from the airport: | 14 Km. |
| Opening times: | 08:30 To 17:00 | Year school opened: | 1993 |
| Number of classrooms: | 15 | Evaluation test on first day: | Minimum age: | 16 years. | |
| Average number of students: | 200 | Location: | Semi-central | Distance from the airport: | 11 Km. |
| Opening times: | To | Year school opened: | 2005 |
| Number of classrooms: | 12 | Evaluation test on first day: | Minimum age: | 16 years. | |
| Average number of students: | 100 | Location: | Semi-central | Distance from the airport: | 20 Km. |
| Opening times: | 09:00 To 17:00 | Year school opened: | 1976 |
| Number of classrooms: | 10 | Evaluation test on first day: | Minimum age: | 18 years. | |
| Average number of students: | 60 | Location: | Historic | Distance from the airport: | 9 Km. |
| Opening times: | 09:00 To 17:00 | Year school opened: | 2014 |
| Number of classrooms: | 39 | Evaluation test on first day: | Minimum age: | 16 years. | |
| Average number of students: | 550 | Location: | Center | Distance from the airport: | 11 Km. |
| Opening times: | 08:30 To 16:00 | Year school opened: | 1999 |
| Number of classrooms: | 15 | Evaluation test on first day: | Minimum age: | 18 years. | |
| Average number of students: | 200 | Location: | Center | Distance from the airport: | 11 Km. |
| Opening times: | 09:00 To 17:00 | Year school opened: | 2004 |
| Number of classrooms: | 25 | Evaluation test on first day: | Minimum age: | 11 years. | |
| Average number of students: | 14 | Location: | Semi-central | Distance from the airport: | 18 Km. |
| Opening times: | 08:45 To 18:00 | Year school opened: | 1986 |
| Number of classrooms: | 32 | Evaluation test on first day: | Minimum age: | 14 years. | |
| Average number of students: | Location: | Center | Distance from the airport: | Km. | |
| Opening times: | 09:00 To 08:00 | Year school opened: |
| Number of classrooms: | Evaluation test on first day: | Minimum age: | years. | ||
| Average number of students: | Location: | Semi-central | Distance from the airport: | Km. | |
| Opening times: | To | Year school opened: | 1989 |
| Number of classrooms: | 60 | Evaluation test on first day: | Minimum age: | 18 years. | |
| Average number of students: | 600 | Location: | Semi-central | Distance from the airport: | 11 Km. |
| Opening times: | 09:00 To 17:00 | Year school opened: | 1996 |
| Number of classrooms: | 16 | Evaluation test on first day: | Minimum age: | 16 years. | |
| Average number of students: | 80 | Location: | Center | Distance from the airport: | 40 Km. |
| Opening times: | 09:00 To 18:00 | Year school opened: | 2006 |
| Number of classrooms: | 13 | Evaluation test on first day: | Minimum age: | 17 years. | |
| Average number of students: | 80 | Location: | Center | Distance from the airport: | 15 Km. |
| Opening times: | 08:00 To 17:00 | Year school opened: | 1995 |
| Number of classrooms: | 32 | Evaluation test on first day: | Minimum age: | 16 years. | |
| Average number of students: | 380 | Location: | Semi-central | Distance from the airport: | 10 Km. |
| Opening times: | 08:00 To 21:00 | Year school opened: | 1991 |
| Number of classrooms: | 44 | Evaluation test on first day: | Minimum age: | 5 years. | |
| Average number of students: | 500 | Location: | Semi-central | Distance from the airport: | 11 Km. |
| Opening times: | 08:30 To 17:00 | Year school opened: | 1980 |
| Number of classrooms: | 100 | Evaluation test on first day: | Minimum age: | 16 years. | |
| Average number of students: | 700 | Location: | Semi-central | Distance from the airport: | 11 Km. |
| Opening times: | 09:00 To 06:30 | Year school opened: | 1985 |
| Number of classrooms: | 20 | Evaluation test on first day: | Minimum age: | 17 years. | |
| Average number of students: | 8 | Location: | Center | Distance from the airport: | 40 Km. |
| Opening times: | 08:30 To 16:30 | Year school opened: | 1998 |
| Number of classrooms: | 17 | Evaluation test on first day: | Minimum age: | 5 years. | |
| Average number of students: | 300 | Location: | Center | Distance from the airport: | 10 Km. |
| Opening times: | 08:00 To 21:30 | Year school opened: | 1988 |
| Number of classrooms: | 16 | Evaluation test on first day: | Minimum age: | 17 years. | |
| Average number of students: | 12 | Location: | Center | Distance from the airport: | 14 Km. |
| Opening times: | 08:30 To 17:30 | Year school opened: | 1973 |
| Number of classrooms: | 25 | Evaluation test on first day: | Minimum age: | 18 years. | |
| Average number of students: | 220 | Location: | Center | Distance from the airport: | 16 Km. |
| Opening times: | 08:30 To 18:00 | Year school opened: | 2003 |
| Number of classrooms: | 30 | Evaluation test on first day: | Minimum age: | 17 years. | |
| Average number of students: | 10 | Location: | Semi-central | Distance from the airport: | 8 Km. |
| Opening times: | 08:30 To 17:30 | Year school opened: | 1978 |
