Stretching 412.1 miles from Petaluma to Los Angeles, this direct route connects two iconic California hubs in approximately 7 hours and 42 minutes. Because this is a highway-focused drive, it works best as a single-day push for those comfortable with long hours behind the wheel. You should budget roughly $56 for fuel, though keep in mind that local fluctuations may change your total costs. While the journey stays within the Pacific Coast region, you will spend most of your time navigating the interior corridors of the state. It is a straightforward, efficient path that prioritizes speed over sightseeing, making it ideal if your primary goal is simply reaching Southern California as quickly as possible.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
2 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
206 miles from Petaluma, CA
A natural place for your longest stop of the day
, about 3h 52m into the drive
.
Main Roads
Road
Distance
Duration
Westside Freeway
224.4 mi
4h
I 5 Truck
63.9 mi
1h 13m
Arthur H. Breed Junior Freeway
29.3 mi
33m
Redwood Highway
20.8 mi
24m
William Elton Brown Freeway
17 mi
18m
MacArthur Freeway
16.4 mi
18m
Hollywood Freeway
16.2 mi
20m
John T. Knox Freeway
13.6 mi
17m
Longest stretch:
Westside Freeway
— 224.4 mi, about 4h
Turn-by-Turn Driving Directions
Step-by-step road directions between Petaluma, CA and Los Angeles, CA.
1
Start on Petaluma Boulevard South
77 ft·6 sec·Petaluma Boulevard South
2
Turn right onto D Street
0.3 mi·56 sec·D Street
3
Turn right onto Lakeville Street
0.8 mi·1 min·Lakeville Street
4
Take the ramp
0.2 mi·26 sec
Toward US 101 South: San FranciscoUse the left lane.
5
Merge onto US 101
21 mi·24 min·Redwood Highway
Use the straight / slight right lanes.
6
Keep slight right at fork onto I 580
14 mi·17 min·John T. Knox Freeway
Exit 451BToward I 580: Richmond Bridge, OaklandUse the straight / slight right lanes.
7
Merge onto I 80; I 580
3.8 mi·4 min·Eastshore Freeway
Use the straight / slight right lanes.
8
Keep slight left at fork onto I 580
0.3 mi·21 sec·Interstate Highway 80
Toward I 580 East, I 880 South: Downtown Oakland, Hayward, Stockton, Alameda, San JoseUse the straight / slight right lanes.
9
Keep slight left at fork onto I 580
16 mi·18 min·MacArthur Freeway
Toward I 580: Downtown Oakland, Hayward, StocktonUse the slight left / slight right lanes.
10
Merge onto I 580
12 mi·13 min·Arthur H. Breed Junior Freeway
Use the straight / slight right lanes.
11
Keep slight right at fork onto I 580
18 mi·20 min·Arthur H. Breed Junior Freeway
Use the straight / slight right lanes.
12
Keep slight right at fork onto I 580
11 mi·11 min·William Elton Brown Freeway
13
Keep slight left at fork onto I 580
5.9 mi·6 min·William Elton Brown Freeway
14
Merge onto I 5
224 mi·4 hr·Westside Freeway
Use the straight / slight right lanes.
15
Keep slight right at fork onto I 5 Truck
58 mi·1 hr 6 min·I 5 Truck
Use the straight / slight right lanes.
16
Keep slight left at fork onto I 5
4.1 mi·4 min·Golden State Freeway
Use the straight / slight right lanes.
17
Keep slight right at fork onto I 5 Truck
0.3 mi·17 sec·I 5 Truck
Exit 158Toward I 405 SouthUse the straight / slight right lanes.
18
Keep slight left at fork onto I 5 Truck
5.3 mi·6 min·I 5 Truck
Use the straight / slight right lanes.
19
Take the exit
0.5 mi·32 sec
Exit 153BToward CA 170 South: HollywoodUse the straight / slight right lanes.
20
Continue on CA 170
16 mi·20 min·Hollywood Freeway
Use the straight / slight right lanes.
21
Take the exit
0.1 mi·17 sec
Exit 2CToward BroadwayUse the straight / slight right lanes.
22
Continue on West Aliso Street
409 ft·18 sec·West Aliso Street
Use the straight lane.
23
Turn right onto North Spring Street
0.3 mi·35 sec·North Spring Street
Use the right lane.
24
Turn left onto West 1st Street
354 ft·12 sec·West 1st Street
Use the left lane.
25
Arrive at destination
West 1st Street
Trip Plan
To keep your energy levels steady throughout the 412.1-mile trip, plan for at least two intentional stops to stretch your legs. Given the duration of nearly 8 hours, departing early in the morning is your best strategy to avoid peak traffic congestion near your arrival in Los Angeles. Since you are spending nearly the entire time on major interstates, monitor your fuel gauge closely before hitting the long 224.4-mile stretch of the Westside Freeway where services may be more spread out. Flexibility is a major advantage here; if you feel the fatigue setting in, do not hesitate to add a third break to ensure you arrive safely. By pacing yourself and utilizing these two designated stops, you can handle this long-distance transit with much greater ease.
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
You can normally do this drive in one day.
Plan roughly 2 meaningful breaks for fuel, food, and rest.
The halfway point lands around 206 miles from Petaluma, CA, or about 3h 52m into the drive.
The longest continuous stretch on this route runs about 224.4 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 91 miles or 1h 48m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 206 miles or 3h 52m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 6h 30m
Traffic, exits, and arrival timing usually matter more near Los Angeles, CA than in the middle of the route.
Before You Leave
+
Open the route before leaving Petaluma, CA so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
+
Pick one backup stop option before the midpoint in case traffic changes your pacing.
Day 1
Settle into the route from Petaluma, CA
This is one driving day of about 412.1 miles and 7h 42m.
Your first comfortable stop window is around 91 miles from Petaluma, CA.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 2 real breaks rather than only quick fuel stops.
The longest stretch is on Westside Freeway for about 224.4 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 21
5 decision points cluster between mile 22.1 and 394.8 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
9
22.1 mi into trip|~27m in|I 580 / John T. Knox Freeway
Keep slight right at fork onto I 580 / John T. Knox Freeway toward I 580: Richmond Bridge, Oakland
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 451B
Toward I 580: Richmond Bridge, Oakland
8
39.5 mi into trip|~49m in|I 580 / Interstate Highway 80
Keep slight left at fork onto I 580 / Interstate Highway 80 toward I 580 East, I 880 South: Downtown Oakland, Hayward, Stockton, Alameda, San Jose
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Toward I 580 East, I 880 South: Downtown Oaklan...
8
39.7 mi into trip|~50m in|I 580 / MacArthur Freeway
Keep slight left at fork onto I 580 / MacArthur Freeway toward I 580: Downtown Oakland, Hayward, Stockton
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight left / slight right lanes.
Toward I 580: Downtown Oakland, Hayward, Stockt...
8
389.3 mi into trip|~7h 13m in|I 5 Truck
Keep slight right at fork onto I 5 Truck toward I 405 South
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Exit 158
Toward I 405 South
7
394.8 mi into trip|~7h 19m in
Take the exit toward CA 170 South: Hollywood
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 153B
Toward CA 170 South: Hollywood
Fuel & Cost
Regular Gas
$94.72 one way
$189.44 round trip
$5.84/gal25.4 MPG avg144 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$6.02
$97.61
$195.21
premium
$6.18
$100.22
$200.44
diesel
$5.61
$90.99
$181.97
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$95
Meals
$25–$50
Total
$120–$145
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 144.2 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $43 in charging
· 1 stop
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
123.6
1
$43.27
$19.78
Efficient EV
103
1
$36.06
$16.48
EV Truck/SUV
164.8
2
$57.69
$26.37
Gas CO2
144 kg
EV CO2
48 kg (67% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Apr 18, 2026
Origin
Petaluma, CA
Late night
in Petaluma on Tuesday
Local time
1:52 AM
PDT
Current temp
54°F
Unavailable
Live forecast
Destination
Los Angeles, CA
Late night
in Los Angeles on Tuesday
Local time
1:52 AM
PDT
Current temp
53°F
Mostly Clear
N 5 to 10 mph0% chanceLive forecast
Freeze Warning
Freeze Warning issued April 17 at 7:10PM PDT until April 18 at 8:00AM PDT by NWS Eureka CA
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
1 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
7h 42m on the road
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
Rosie the Riveter WWII Home Front National Historical Park
National Historical Park
Celebrate and honor the contributions and sacrifices of American civilians on the WWII home front. Discover how diverse communities lived, worked, and interacted. Many faces, many stories, many truths...
Established in 1988, San Francisco Maritime National Historical Park celebrates America’s maritime heritage on the Pacific Coast. Our 50-acre park has grown around Aquatic Park Cove, a protected area...
9 mi from route
~21 min detour
Free
near mile 28.4
Walk among old growth coast redwoods, cooling their roots in the fresh water of Redwood Creek and lifting their crowns to reach the sun and fog. Federally protected as a National Monument since 1908,...
10 mi from route
~24 min detour
$15
near mile 28.4
Experience a park so rich it supports 19 distinct ecosystems with over 2,000 plant and animal species. Go for a hike, enjoy a vista, have a picnic or learn about the centuries of overlapping history f...
11 mi from route
~29 min detour
Free
near mile 28.4
From its thunderous ocean breakers crashing against rocky headlands and expansive sand beaches to its open grasslands, brushy hillsides, and forested ridges, Point Reyes offers visitors over 1500 spec...
On July 17, 1944, a massive explosion jolted the San Francisco East Bay area, shattering windows and lighting up the night sky. At Port Chicago Naval Magazine, 320 men were killed instantly when two s...
21 mi from route
~52 min detour
Free
near mile 42.6
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
Expect a high-speed experience, as 94% of this journey takes place on major highways including the Westside Freeway, I-5 Truck, and the Arthur H. Breed Junior Freeway. The route is defined by its efficiency, featuring a significant 224.4-mile uninterrupted stretch along the Westside Freeway. Because this is a highway-focused drive, the road is built for consistent cruising rather than technical maneuvering. You will find that the personality of the road remains relatively steady, trading the local charm of Petaluma for the expansive, high-capacity lanes of the state's main traffic arteries. Prepare for a focused, utilitarian drive that keeps you moving toward your destination without the distraction of winding secondary roads.
94% highway — fuel and pacing are the main things to plan.
25 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 224.4 mi on Westside Freeway.
How Hard Is This Drive?
9/10
This is a straightforward highway drive that stays mostly on Westside Freeway and I 5 Truck. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 22.1 miles in near I 580 / John T. Knox Freeway.
Driving Effort9/10
High effort - long or complex enough to need steady focus all day
Balances navigation complexity with total wheel time.
This is a demanding drive. With 21 significant decision points across 412.1 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 22.1 miles (I 580 / John T. Knox Freeway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 39.5 miles (I 580 / Interstate Highway 80): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 39.7 miles (I 580 / MacArthur Freeway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Petaluma, CA and Los Angeles, CA, road signs point toward Oakland, Hayward, Stockton, Alameda and San Jose.
Petaluma is a charming historic town of 60,000 people (2020) amid the hills and pastures of Sonoma County in the Bay Area of California. Petaluma is known for its well-preserved historic center and as a local hub for the Petaluma Valley region of Sonoma County.
Top landmarks
•Free Public Library of Petaluma — research library and history museum
•United States Post Office — historic post office in Petaluma, California
•Petaluma Historic Commercial District — historic district in California, United States
Frank Lloyd Wright is said to have quipped, "Tip the world over on its side and everything loose will land in Los Angeles," a quote that has since been repeated both by those who love and hate L.A. The "City of Angels" is home to people who hail from all parts of the globe and an important center of culture, business, media, and international trade. However, it's most famous for being a major center of the world's television, motion picture, and music industry, which forms the base of the city's status and lures visitors for its show business history and celebrity culture. Visitors are also drawn to Los Angeles for its Mediterranean climate and numerous beaches, which gave birth to California's famed surf culture.
Top landmarks
•Hollywood Walk of Fame — more than 2,700 five-pointed terrazzo and brass stars embedded in the sidewalks...
•Hollywood Sign — sign reading "HOLLYWOOD" located in Los Angeles, California, United States
•Getty Center — campus of the Getty Museum and other programs of the Getty Trust in Los Angeles
Doable as a same-day drive at 7h 42m. Total distance: 412.1 miles.
Family Friendly
Moderate complexity with 2 natural rest stops along the way.
Solo Traveler
7h 42m drive, plan rest stops for pacing.
Frequently Asked Questions
The longest stretch is about 224.4 miles on Westside Freeway. The full list of main roads is in the Roads section above.
We did not find dedicated rest areas on this route. For a drive this long, plan bathroom and stretch breaks around gas stations, fast-food stops, or small-town downtowns — check the Nearby Places section for options.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Los Angeles, CA before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 2 meaningful breaks. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.
The main spots that need attention: at 22.1 miles (I 580 / John T. Knox Freeway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 39.5 miles (I 580 / Interstate Highway 80): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 39.7 miles (I 580 / MacArthur Freeway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes — Rosie the Riveter WWII Home Front National Historical Park, San Francisco Maritime National Historical Park and Muir Woods National Monument (6 total within detour distance). See the National Parks section for detour distances and tips on detours.
Not recommended in a single day. At 7.7 hours each way, a round trip means 15.4 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Los Angeles, CA before the return drive.
