How long is the train ride?

The express train takes about 65 minutes.

Is driving better than the train?

The train is better for avoiding traffic and parking costs.

Where do I buy tickets?

At the station kiosk or via the mobile app.

Does Caltrain run on weekends?

Yes, but with a reduced schedule.

Is US-101 usually busy?

Yes, expect heavy traffic during weekday commute hours.

Mountain View

San Francisco

Train Driving

Mountain View to San Francisco

Updated: 28 May 2026

Traveling from Mountain View to San Francisco is a common route for commuters and tourists alike. You can take the Caltrain, which offers a reliable rail connection from the Mountain View Station to the 4th and King Street Station in San Francisco. Alternatively, driving via US-101 North takes you along the scenic Peninsula. The distance is approximately 65 kilometers. Both options provide distinct views of the Bay Area landscape.

Total Distance: 65 km driving distance; 55 km straight-line air distance.

Fastest Way

Driving is faster during off-peak hours, taking about 50 minutes.

Cheapest Way

Caltrain is the most cost-effective and stress-free way to reach downtown San Francisco.

Compare Mountain View to San Francisco Routes

	Train Direct	Driving Direct
Duration	65 minutes	60 minutes
Avg Price	$10 - $15	$15 - $25 in fuel
Operator	Caltrain	Personal Vehicle
Route	Mountain View Station to San Francisco 4th & King.	US-101 North.
Tip	Use the Caltrain Mobile app to purchase tickets before boarding.	Avoid the 7 AM to 9 AM rush hour to save significant time.

Travel Tips

Caltrain Zones
Check your zone fare before buying a ticket at the station kiosk.
Parking at Station
Mountain View station has paid parking lots that fill up early.
SF Transit
Use the Muni system to navigate within San Francisco once you arrive.
Layer Your Clothes
San Francisco weather changes rapidly; always carry a light jacket.
Bike Access
Caltrain has dedicated bike cars if you plan to cycle in the city.

Safety Tips

Vehicle Security
Never leave valuables in your car if parking in San Francisco.
Platform Safety
Stay behind the yellow line while waiting for the train.
Pedestrian Awareness
Be cautious of steep hills and cable car tracks when walking.
Emergency Contacts
Save local transit police numbers in your phone.