How far is Simi Valley, CA from San Francisco, CA?
The driving distance from Simi Valley, CA to San Francisco, CA is about 381.3 miles (613.7 km), with a travel time of about 05h 58m by car.
- The straight-line flight distance is about 316.2 miles (508.8 km).
- For a round trip, plan for roughly 11h 56m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM PDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 05h 58m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
Small city in Fresno County, California
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Clear
Sunny
Driving Route Map
The map below follows the saved road route between Simi Valley and San Francisco.
Turn-by-Turn Driving Directions
Step-by-step road directions between Simi Valley and San Francisco.
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1
Start on 3rd Street
808 ft · 38 sec · 3rd Street
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2
Turn right onto East Los Angeles Avenue
695 ft · 14 sec · East Los Angeles Avenue
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3
Turn left onto First Street
1.1 km · 1 min · First Street
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4
Take the ramp right toward CA 118 East
1257 ft · 33 sec
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5
Merge slight left onto Ronald Reagan Freeway
12 mi · 14 min · Ronald Reagan Freeway
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6
Keep slight right to continue on Ronald Reagan Freeway
2.5 mi · 3 min · Ronald Reagan Freeway
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7
Keep slight right to continue on Ronald Reagan Freeway
1.6 mi · 2 min · Ronald Reagan Freeway
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8
Take the exit slight right toward Balboa Boulevard
1726 ft · 49 sec
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9
Turn left onto Balboa Boulevard
3.2 mi · 6 min · Balboa Boulevard
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10
Turn left onto Foothill Boulevard
1.1 mi · 2 min · Foothill Boulevard
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11
Take the ramp straight toward I 5 North, CA 14 North: Sacramento, Palmdale
48 m · 4 sec
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12
Keep slight left to continue on I 5 North: Sacramento
1172 ft · 29 sec
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13
Merge slight left
35.7 mi · 41 min
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14
Keep slight left to continue on Golden State Freeway
22.3 mi · 25 min · Golden State Freeway
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15
Keep slight right to continue on Westside Freeway
225.6 mi · 4 hr 2 min · Westside Freeway
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16
Keep slight left to continue on William Elton Brown Freeway
15.9 mi · 17 min · William Elton Brown Freeway
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17
Keep slight right to continue on William Elton Brown Freeway
1.1 mi · 1 min · William Elton Brown Freeway
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18
Merge slight left onto Arthur H. Breed Junior Freeway
18 mi · 21 min · Arthur H. Breed Junior Freeway
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19
Keep slight right to continue on Arthur H. Breed Junior Freeway
11.6 mi · 13 min · Arthur H. Breed Junior Freeway
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20
Keep slight right to continue on MacArthur Freeway
8.3 mi · 10 min · MacArthur Freeway
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21
Keep slight left to continue on MacArthur Freeway
7.2 mi · 8 min · MacArthur Freeway
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22
Take the exit slight left toward I 80 West: San Francisco
1.5 km · 1 min
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23
Merge slight right onto Dwight D. Eisenhower Highway
1015 ft · 17 sec · Dwight D. Eisenhower Highway
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24
Turn slight left onto Dwight D. Eisenhower Highway
1959 ft · 33 sec · Dwight D. Eisenhower Highway
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25
Keep slight left to continue on Dwight D. Eisenhower Highway
5.5 mi · 8 min · Dwight D. Eisenhower Highway
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26
Continue on Route 80
1438 ft · 24 sec · Route 80
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27
Continue on Route 80
1.2 km · 1 min · Route 80
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28
Continue on Route 80
1893 ft · 32 sec · Route 80
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29
Keep slight right to continue on US 101 North: Golden Gate Bridge
1919 ft · 39 sec
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30
Merge slight right onto Central Freeway
1462 ft · 25 sec · Central Freeway
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31
Continue on Octavia Boulevard
2490 ft · 42 sec · Octavia Boulevard
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32
Turn right onto Market Street
629 ft · 32 sec · Market Street
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33
Keep slight right to continue on Market Street
961 ft · 35 sec · Market Street
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34
Arrive at your destination
0 m · 1 sec · Market Street
Car Route Details
A richer read on the saved driving route between Simi Valley and San Francisco.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Westside Freeway
Keep slight right to continue on Westside Freeway
226 mi · 04h 02m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Clear leaving Simi Valley and Sunny near San Francisco.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Simi Valley to San Francisco?
The road trip is about 381.3 miles (613.7 km) and usually takes 05h 58m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Huron is a useful midpoint, sitting about 188.8 miles from Simi Valley and 192.6 miles from San Francisco.
How much longer is the road route than the straight-line distance?
The direct path is about 316.2 miles (508.8 km), while the road route adds roughly 65.1 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 6:00 AM to 8:00 AM PDT. If you want a more comfortable same-day return, try to leave by 5:04 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $77.65 one way or $155.30 round trip. Estimated CO2 is about 119.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Clear around Simi Valley and Sunny near San Francisco.
Stop Ideas Near Huron
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Huron.
Lemoore (Naval Air Station), California
Kettleman City, California
Lemoore, California
Hanford station
Flight Path Map
This map shows the direct air route between Simi Valley and San Francisco. Straight-line distance: 316.15 mi (508.8 km).
#1 Simi Valley
The third most populous city in Ventura County, California.
| Population | 125,168 |
| Coordinates | 34.2694500, -118.7814800 |
| Altitude | 234 |
| Country | United States |
#2 San Francisco
The seventeenth most populous city in the United States and the center of the San Francisco Bay Area.
| Population | 866,606 |
| Coordinates | 37.7749300, -122.4194200 |
| Altitude | 16 |
| Country | United States |
End: Market Street (-122.419433, 37.774953)
Estimated Travel Time
Distance: 614 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 42m |
| 40 mph (64.37 km/h) | 09h 32m |
| 50 mph (80.47 km/h) | 07h 37m |
| 60 mph (96.56 km/h) | 06h 21m |
| 70 mph (112.65 km/h) | 05h 26m |
| 80 mph (129 km/h) | 04h 45m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $77.65 | $155.30 |
| Mid-grade | $6.07 | $81.65 | $163.30 |
| Premium | $6.24 | $84.03 | $168.06 |
| Diesel | $7.57 | $101.85 | $203.70 |
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 · May 20, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.