The fall series will see the UK rockers play a standalone show in Hollywood, FL before being joined by Extreme for Mexican and South American events.
Tickets for the new dates are on sale now.
Def Leppard return to live action for a summer series of dates across Europe that will open in Rattvik, Sweden on June 13.
The group will perform across Europe and the UK until the end of August.
Get some Def Leppard for your collection here.
Def Leppard
2026 World Tour
Mexico / South America
Oct 15 - Hollywood, FL - Seminole Hard Rock Live
Oct 17 - Queretaro, MX - Autodroma Queretaro
Oct 19 - Mexico City, MX - Palacio de los Deportes
Oct 21 - Guadalajara, MX - Arena VFG Guadalajara
Oct 24 - San Salvador, SV - Estadio Cuscatlan
Oct 27 - Alajuela, CR - Parque Viva
Oct 30 - Quito, EC - Estadio Olimpico Atahualpa
Nov 02 - Bogota, CO - Movistar Arena
Nov 05 - Buenos Aires, AR - Movistar Arena
Nov 08 - Santiago, CL - Movistar Arena