Info
| Date | 6 June 2021 - 13 June 2021 |
| Discipline | Road |
| Category | 2.UWT |
| Country |  Switzerland |
| Start | Frauenfeld |
| Finish | Andermatt |
| Distance | 1015.1 km |
| Website | www.tds.ch |
Stages
| Stage | Date | Start | Finish |
|---|---|---|---|
| 1 | 06.06 | Frauenfeld | Frauenfeld |
| 2 | 07.06 | Neuhausen am Rheinfall | Lachen |
| 3 | 08.06 | Lachen | Pfaffnau |
| 4 | 09.06 | Sankt Urban | Gstaad |
| 5 | 10.06 | Gstaad | Leukerbad |
| 6 | 11.06 | Fiesch | Sedrun |
| 7 | 12.06 | Sedrun | Andermatt |
| 8 | 13.06 | Andermatt | Andermatt |
Last winners
