San Juan Skyway
United States
In short: San Juan Skyway is a 375 km mountain road trip in United States, typically driven over 2–3 days, best in Jun–Oct. Highlights: Durango, Silverton, Red Mountain Pass.
Colorado's Million Dollar Highway, the San Juan Skyway loops through Ouray's "Switzerland of America" canyon town, the 3,358m Red Mountain Pass above collapsed mine workings, Silverton's Victorian mining town, the Durango & Silverton Narrow Gauge Railroad, and Mesa Verde's Ancestral Puebloan cliff dwellings. The most dramatic mountain circuit in the Rocky Mountains.
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Frequently asked questions
How long is the San Juan Skyway drive?
The San Juan Skyway covers 375 km from start to finish.
How long does the San Juan Skyway take to drive?
Most travellers spend 2–3 days on the San Juan Skyway, depending on stops and pace.
When is the best time to drive the San Juan Skyway?
The recommended season for the San Juan Skyway is Jun–Oct.
What are the main stops on the San Juan Skyway?
The San Juan Skyway passes through Durango, Silverton, Red Mountain Pass.
Can I drive the San Juan Skyway in a regular car?
Yes — the San Juan Skyway is paved end-to-end and a regular car is fine in normal conditions.
How many fuel stops are needed on the San Juan Skyway?
Plan around 0 refuels (or about 1 EV charges) along the San Juan Skyway, based on its 375 km length.
Is the San Juan Skyway EV friendly?
Yes — the San Juan Skyway has charger coverage along the route and works as an EV road trip.
Is the San Juan Skyway safe to drive?
Red Mountain Pass reaches 3,358m with steep drop-offs, no guardrails on sections, and tight switchbacks that demand careful speed management. Snow and ice are possible from October through May and can close sections without warning, so check CDOT road conditions before heading into the San Juans.
What scenic tier is the San Juan Skyway?
The San Juan Skyway is a legendary drive — The world's most extraordinary drives — once-in-a-lifetime road trips with cinematic scenery, legendary roads, and unmatched cultural depth.





