The University of León is a member of several international networks and associations:
- Santander Group www.sgroup.be
- Compostela Group www.gcompostela.org
- Nice Network: www.nice-network.net
- EAIE (European Association for International Education) www.eaie.nl
- EUA (European University Association) www.eua.be/eua
- AUIP (Asociación Universitaria Iberoamericana de Posgrado) www.auip.org
- APUNE (Asociación de Programas Universitarios Norteamericanos en España) www.apune.org
- HACU (Hispanic Assosiation of Colleges and Universties) www.hacu.net