Climbs › Jaun Pass
Bern · Switzerland · Category 1
Jaun Pass indoors
From Boltigen to 1,510 m: 9.8 km and 700 m of climbing on your smart trainer, in 3D with real terrain. Often closed by snow in winter – indoors it is open all year.
Elevation profile and data
under 4 %4–7 %7–10 %over 10 %per 500 m
How long does Jaun Pass take?
Estimated times at steady power, 75 kg rider, 9 kg bike, no wind or drafting – computed with the same physics as the app.
| W/kg | Watts | Time | avg km/h |
|---|---|---|---|
| 2.0 | 150 W | 1:09:13 | 8.4 |
| 2.5 | 188 W | 56:04 | 10.4 |
| 3.0 | 225 W | 47:20 | 12.3 |
| 3.5 | 263 W | 41:08 | 14.1 |
| 4.0 | 300 W | 36:30 | 15.9 |
| 5.0 | 375 W | 30:05 | 19.4 |
Time calculator
About Jaun Pass
The Jaun Pass (1509 m) links the Simmental with the Gruyère region. From Boltigen the road climbs in hairpins with wide views of the Bernese Alps.
In rampida you ride the route exactly as it lies on the road: the gradient reaches your trainer metre by metre, the scenery is built from real elevation data and OpenStreetMap. A pacer group can pull you along, and next time you race your own ghost.
Embed this elevation profile on your website
For clubs, blogs and travel sites – free, please keep the link below.
<iframe src="https://rampida.com/embed/jaunpass.html" width="100%" height="300" style="border:0" loading="lazy" title="Elevation profile Jaun Pass from Boltigen"></iframe>
<p><a href="https://rampida.com/en/climbs/jaunpass.html">Elevation profile Jaun Pass from Boltigen – rampida</a></p>How to ride Jaun Pass indoors
- Open the appOpen rampida in Chrome or Edge and create a free account.
- Pair your trainerConnect your smart trainer or power meter under “Devices”.
- Choose Jaun PassDownload the GPX file and open it in the app under “Load GPX / FIT”.
More climbs in Switzerland
- Furka Passfrom Realp · 12.2 km · 892 m · avg 7.3 %
- Grimsel Passfrom Innertkirchen · 26.6 km · 1,598 m · avg 5.8 %
- Gotthard Passfrom Airolo · 12.8 km · 940 m · avg 7.3 %
- Susten Passfrom Innertkirchen · 27.7 km · 1,629 m · avg 5.8 %
- Klausen Passfrom Linthal · 22.1 km · 1,300 m · avg 5.8 %
- Nufenen Passfrom Ulrichen · 12.8 km · 1,102 m · avg 8.6 %
- Oberalp Passfrom Andermatt · 11.1 km · 614 m · avg 5.4 %
- Albula Passfrom Bergün · 13.6 km · 951 m · avg 7.0 %
- Flüela Passfrom Davos · 15.5 km · 849 m · avg 5.4 %
FAQ
How long and how steep is Jaun Pass from Boltigen?
The climb is 9.8 km long with 700 m of climbing, from 824 m to 1,510 m. The average gradient is 7.0 %, the steepest kilometre 9.4 %.
How long does Jaun Pass take?
At 3 W/kg (225 W, 75 kg rider) about 47:20, at 4 W/kg about 36:30 – steady power, no wind. Use the calculator on this page for your own numbers.
Can I ride Jaun Pass on a smart trainer?
Yes. Download the GPX file, open it in rampida (“Load GPX / FIT”) and ride it in 3D with real terrain. Your FTMS smart trainer follows the gradient. It runs in Chrome or Edge, no install.
What does it cost?
During the open beta until 31 March 2027 riding is free and unlimited with a free account. Afterwards 50 km per month stay free.