How far is Saint Helena, CA from San Jose, CA?
The driving distance from Saint Helena, CA to San Jose, CA is about 105.3 miles (169.4 km), with a travel time of about 01h 47m by car.
- The straight-line flight distance is about 86.4 miles (139.1 km).
- For a round trip, plan for roughly 03h 35m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 01h 47m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Contra Costa County, California, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Saint Helena and San Jose.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Helena and San Jose.
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1
Start on Main Street
1.1 mi · 1 min · Main Street
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2
Continue on Saint Helena Highway South
21.7 mi · 26 min · Saint Helena Highway South
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3
Continue on Napa–Vallejo Highway
1.3 mi · 1 min · Napa–Vallejo Highway
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4
Continue on Broadway Street
4 mi · 5 min · Broadway Street
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5
Continue on Sonoma Boulevard
1.8 mi · 2 min · Sonoma Boulevard
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6
Continue on Sonoma Boulevard
1.1 mi · 2 min · Sonoma Boulevard
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7
Turn left onto Redwood Street
1786 ft · 45 sec · Redwood Street
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8
Turn right onto Broadway Street
1.1 mi · 2 min · Broadway Street
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9
Turn slight left onto Alameda Street
1.1 km · 2 min · Alameda Street
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10
Turn left onto Curtola Parkway
7.1 mi · 9 min · Curtola Parkway
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11
Keep slight left to continue on I 680 South: Martinez, San Jose
1.1 km · 47 sec
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12
Continue on Benicia-Martinez Bridge
8 mi · 9 min · Benicia-Martinez Bridge
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13
Keep slight right to continue on Senator Daniel E Boatwright Highway
4.8 mi · 6 min · Senator Daniel E Boatwright Highway
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14
Continue on Donald D Doyle Highway
1.4 mi · 2 min · Donald D Doyle Highway
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15
Keep slight right to continue on Donald D Doyle Highway
31 mi · 36 min · Donald D Doyle Highway
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16
Take the exit slight right toward CA 262
866 ft · 21 sec
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17
Keep slight right to continue on CA 262: Northwestern Polytechnic University, Warm Springs District
1597 ft · 39 sec
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18
Merge slight left onto Mission Boulevard
1.5 mi · 2 min · Mission Boulevard
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19
Merge slight left onto Nimitz Freeway
8.3 mi · 10 min · Nimitz Freeway
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20
Take the exit slight right toward Downtown, North First Street
991 ft · 26 sec
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21
Turn left onto North 1st Street
1.5 mi · 4 min · North 1st Street
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22
Turn right onto West Julian Street
151 m · 18 sec · West Julian Street
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23
Turn left onto North Market Street
60 m · 7 sec · North Market Street
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24
Arrive at your destination
0 m · 1 sec · North Market Street
Car Route Details
A richer read on the saved driving route between Saint Helena and San Jose.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Donald D Doyle Highway
Keep slight right to continue on Donald D Doyle Highway
31 mi · 00h 36m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny leaving Saint Helena and Sunny near San Jose.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint Helena to San Jose?
The road trip is about 105.3 miles (169.4 km) and usually takes 01h 47m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Pleasant Hill is a useful midpoint, sitting about 49.1 miles from Saint Helena and 56.2 miles from San Jose.
How much longer is the road route than the straight-line distance?
The direct path is about 86.4 miles (139.1 km), while the road route adds roughly 18.9 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM PDT. If you want a more comfortable same-day return, try to leave by 2:54 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $21.40 one way or $42.81 round trip. Estimated CO2 is about 33 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Saint Helena and Sunny near San Jose.
Stop Ideas Near Pleasant Hill
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Berkeley Community Media
El Cerrito City Hall
Old Berkeley City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Pleasant Hill.
Martinez station
Emeryville station
Berkeley station
Antioch–Pittsburg
Flight Path Map
This map shows the direct air route between Saint Helena and San Jose. Straight-line distance: 86.44 mi (139.11 km).
#1 Saint Helena
City in California
| Population | 5,960 |
| Coordinates | 38.5051900, -122.4702600 |
| Altitude | 77 |
| Country | United States |
#2 San Jose
The tenth most populous city in the United States and the center of the San Jose metropolitan area.
| Population | 1,013,616 |
| Coordinates | 37.3393900, -121.8949600 |
| Altitude | 26 |
| Country | United States |
End: North Market Street (-121.89496, 37.33939)
Estimated Travel Time
Distance: 169 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 30m |
| 40 mph (64.37 km/h) | 02h 37m |
| 50 mph (80.47 km/h) | 02h 06m |
| 60 mph (96.56 km/h) | 01h 45m |
| 70 mph (112.65 km/h) | 01h 30m |
| 80 mph (129 km/h) | 01h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $21.40 | $42.81 |
| Mid-grade | $6.07 | $22.50 | $45.01 |
| Premium | $6.24 | $23.16 | $46.32 |
| Diesel | $7.57 | $28.07 | $56.15 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in California · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.