How far is Rio Dell, CA from San Francisco, CA?

The driving distance from Rio Dell, CA to San Francisco, CA is about 68.3 miles (109.9 km), with a travel time of about 01h 25m by car.

  • The straight-line flight distance is about 56.6 miles (91.1 km).
  • For a round trip, plan for roughly 02h 50m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
68.26 mi
01h 25m
Flight
56.63 mi
91.13 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Rio Dell.

Flight Distance

Direct air line
56.63 mi
Kilometers
91.13 km
Flight Time
00h 06m

Driving Distance

Road route
68.26 mi
Kilometers
109.85 km
Drive Time
01h 25m

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 25m.

Arrival Snapshot
Arrive in San Francisco
Fri, Apr 17, 9:55 PM PDT
Return by in Rio Dell
Fri, Apr 17, 11:21 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Rio Dell
2026-04-17T20:30
Arrive San Francisco
Fri, Apr 17, 9:55 PM PDT
Route Timing
01h 25m
One way by road
Best Departure Window
8:00 AM to 10:00 AM PDT
Aim for a morning departure
Arrive between
9:25 AM to 11:25 AM PDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
3:40 PM PDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Rio Dell
9:30 PM PDT
Morning start is best

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.

Mid-route stop
Novato
CA

A city in Marin County, California.

From Rio Dell
32.2 mi
00h 42m
To San Francisco
36.1 mi
00h 42m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
Rio Dell Weather
CA
Live fallback forecast
66°F
Friday
Using Occidental as the closest live forecast in the Sonoma County weather hub.

Sunny

Starts
Fri, Apr 17 6:00 AM PDT
Wind
5 to 9 mph NW
Destination
72°F
Friday

Sunny

Starts
Fri, Apr 17 6:00 AM PDT
Wind
3 to 8 mph NW

Driving Route Map

The map below follows the saved road route between Rio Dell and San Francisco.

Turn-by-Turn Driving Directions

Step-by-step road directions between Rio Dell and San Francisco.

  1. 1

    Start on Westside Road

    42 m · 10 sec · Westside Road

  2. 2

    Turn right onto Rio Vista Road

    28 m · 5 sec · Rio Vista Road

  3. 3

    Continue on Rio Vista Road

    1141 ft · 51 sec · Rio Vista Road

  4. 4

    Continue on Rio Vista Road

    99 m · 16 sec · Rio Vista Road

  5. 5

    At the end of the road, turn right onto River Road

    1 km · 1 min · River Road

  6. 6

    Turn right onto Mirabel Road

    1.4 mi · 3 min · Mirabel Road

  7. 7

    At the end of the road, turn left onto Front Street

    1725 ft · 29 sec · Front Street

  8. 8

    Continue on Gravenstein Highway North

    5.7 mi · 9 min · Gravenstein Highway North

  9. 9

    Continue on Healdsburg Avenue

    2865 ft · 50 sec · Healdsburg Avenue

  10. 10

    Continue on North Main Street

    1.3 km · 1 min · North Main Street

  11. 11

    Continue on Gravenstein Highway

    7.6 mi · 11 min · Gravenstein Highway

  12. 12

    Take the ramp slight right toward US 101 South: San Francisco

    1342 ft · 37 sec

  13. 13

    Merge slight left onto Redwood Highway

    29.6 mi · 35 min · Redwood Highway

  14. 14

    Keep slight left to continue on Redwood Highway

    10.3 mi · 14 min · Redwood Highway

  15. 15

    Continue on Golden Gate Bridge

    1.7 mi · 3 min · Golden Gate Bridge

  16. 16

    Merge slight left

    10 m · 1 sec

  17. 17

    Keep slight left

    40 m · 2 sec

  18. 18

    Keep slight left

    666 ft · 8 sec

  19. 19

    Continue on Presidio Parkway

    1.6 mi · 3 min · Presidio Parkway

  20. 20

    Continue on Richardson Avenue

    1257 ft · 44 sec · Richardson Avenue

  21. 21

    Continue on Lombard Street

    601 ft · 26 sec · Lombard Street

  22. 22

    Turn right onto Divisadero Street

    1.2 km · 2 min · Divisadero Street

  23. 23

    Turn left onto California Street

    2416 ft · 1 min · California Street

  24. 24

    Turn right onto Webster Street

    1 mi · 2 min · Webster Street

  25. 25

    Turn left onto Oak Street

    1926 ft · 1 min · Oak Street

  26. 26

    Turn right onto Gough Street

    655 ft · 25 sec · Gough Street

  27. 27

    Turn slight left onto Market Street

    56 m · 16 sec · Market Street

  28. 28

    Keep slight right to continue on Market Street

    961 ft · 35 sec · Market Street

  29. 29

    Arrive at your destination

    0 m · 1 sec · Market Street

Car Route Details

A richer read on the saved driving route between Rio Dell and San Francisco.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
29 steps
10 turns on the saved route
Ramps & Exits
3
2 merges, 1 ramps or exits
Navigation Density
42.5 / 100 mi
Decision points by distance
Main Roads
Redwood Highway
39.9 mi · 58%
Gravenstein Highway
7.59 mi · 11%
Gravenstein Highway North
5.7 mi · 8%
Golden Gate Bridge
1.86 mi · 3%
Presidio Parkway
1.64 mi · 2%
Mirabel Road
1.37 mi · 2%
Longest Stretch

Redwood Highway

Merge slight left onto Redwood Highway

29.6 mi · 00h 35m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
01h 25m
Day trip friendly
Same-Day Return
02h 50m
Round-trip wheel time
Road vs Air
+11.7 mi
56.6 mi direct line
Halfway Stop
Novato
00h 42m from Rio Dell
Leave By
3:40 PM PDT
Morning start is best
Weather Watch

Sunny leaving Rio Dell 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 Rio Dell to San Francisco?

The road trip is about 68.3 miles (109.9 km) and usually takes 01h 25m 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?

Novato is a useful midpoint, sitting about 32.2 miles from Rio Dell and 36.1 miles from San Francisco.

How much longer is the road route than the straight-line distance?

The direct path is about 56.6 miles (91.1 km), while the road route adds roughly 11.7 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 3:40 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $13.90 one way or $27.81 round trip. Estimated CO2 is about 21.4 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Rio Dell and Sunny near San Francisco.

Stop Ideas Near Novato

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Novato and the surrounding midpoint area.
Stop photo coming soon
Scenic stop 14.3 mi away

Rohnert Park Public Works

Rohnert Park , CA
600 Enterprise Dr, Rohnert Park, CA 94928, United States
Rating 4.0/5 1 reviews City government office,Home and construction,Park
Sonoma City Hall
Meeting point 11 mi away

Sonoma City Hall

Sonoma , CA
1 The Plz, Sonoma, CA 95476, United States
Rating 4.8/5 9 reviews City or town hall,City government office
Stop photo coming soon
Nearby stop 13.2 mi away

San Rafael City Hall

San Rafael , CA
1400 Fifth Ave, San Rafael, CA 94901, United States
Rating 3.7/5 7 reviews Association or organization

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Novato.

BUS

Petaluma, California

16 mi away
100 Fairgrounds Drive
RAIL

Richmond station

27 mi away
1700 Nevin Avenue
BUS

Vallejo, California

28 mi away
4355 Sonoma Blvd.
BUS

Rohnert Park, California

29 mi away
6335 Redwood Drive

Flight Path Map

This map shows the direct air route between Rio Dell and San Francisco. Straight-line distance: 56.63 mi (91.13 km).

Photo coming soon

#1 Rio Dell

Unincorporated community in Sonoma County, California

Population3,439
Coordinates38.4990800, -122.9072200
Altitude36
CountryUnited States
San Francisco

#2 San Francisco

The seventeenth most populous city in the United States and the center of the San Francisco Bay Area.

Population866,606
Coordinates37.7749300, -122.4194200
Altitude16
CountryUnited States
Start: Westside Road (-122.907095, 38.498914)
End: Market Street (-122.419433, 37.774953)

Estimated Travel Time

Distance: 110 km by road

SpeedTime
30 mph (48.3 km/h)02h 16m
40 mph (64.37 km/h)01h 42m
50 mph (80.47 km/h)01h 21m
60 mph (96.56 km/h)01h 08m
70 mph (112.65 km/h)00h 58m
80 mph (129 km/h)00h 51m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.41 gal
9.12 L · about $13.90
Round trip
$27.81
4.82 gal · 18.24 L
Estimated CO2
21.4 kg one way
Round trip: 42.8 kg / 94 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $13.90 $27.81
Mid-grade $6.07 $14.62 $29.24
Premium $6.24 $15.05 $30.09
Diesel $7.57 $18.24 $36.47

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 18, 2026

There is no time difference between Rio Dell and San Francisco. The current time is 20:30:44.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.