The 122nd UCI Track Cycling World Championships were held in Santiago, Chile from October 22 to 26, 2025. The event was organized by the Union Cycliste Internationale (UCI) in conjunction with the Chilean National Sports Cycling Federation (Federación Deportiva Nacional de Ciclismo de Chile).
The championships were originally awarded to San Juan, Argentina, but the Argentine cycling federation relinquished hosting rights due to financial difficulties.
All competitions were held at the Peñalolén Velodrome in the Chilean capital.
A total of 22 events were held, with 11 events each for men and women.
All times are local UTCâÂÂ3.
Events with a grey background are non-Olympic events.