Origin
San Bernardino, CA
Afternoon in San Bernardino on Sunday
Local time
12:28 PM
PDT
Current temp
52°F
Unavailable
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Create accountDrive Time
9h 49m
Distance
514 mi
827 km
Drive Score
7/10
Good drive
Same Day?
2-day trip
Fuel Cost
$119
one way
Clearlake, CA
Dominik Gryzbon
The drive from San Bernardino, CA to Clearlake, CA covers 514 miles and takes about 9h 49m behind the wheel. It usually feels better as a 2-day road trip than as one long push.
The route leans on I 215 North, San Bernardino Freeway, Barstow Freeway for much of the mileage, and the overall profile is long-distance drive. At current regular gas prices, budget about $119.03 one way before food or hotel costs.
Trip Pace
Best split across 2 days
Treat the return leg as its own travel day rather than an afterthought.
Break Rhythm
2 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
257 miles from San Bernardino, CA
A natural place for your longest stop of the day , about 4h 55m into the drive .
At 514 miles and 9h 49m of driving, this is a route where fuel stops, weather, and timing matter more than any single turn. The main roads are I 215 North and San Bernardino Freeway.
At 9h 49m, this is a long-haul route where pacing matters more than any single turn. There are only a few real navigation decisions along the way.
Easy - simple navigation with a manageable amount of wheel time
The route itself is not hard, but at 9h 49m, endurance matters. Plan breaks every 2-3 hours. The 0 decision points are all manageable with basic attention.
Where does it get tricky?
This route does not have any notably tricky sections. Most of the drive from San Bernardino, CA to Clearlake, CA is straightforward, with well-signed roads and simple exits.
| Road | Distance | Duration |
|---|---|---|
| I 215 North | Unavailable | Refreshing |
| San Bernardino Freeway | Unavailable | Refreshing |
| Barstow Freeway | Unavailable | Refreshing |
| CA 210 West | Unavailable | Refreshing |
| Foothill Freeway | Unavailable | Refreshing |
| Golden State Freeway | Unavailable | Refreshing |
| Westside Freeway | Unavailable | Refreshing |
| William Elton Brown Freeway | Unavailable | Refreshing |
Per-road distance and duration are being refreshed from OSRM for this route.
Step-by-step road directions between San Bernardino, CA and Clearlake, CA.
Start on West 5th Street
Take the ramp right toward I 215 North: Barstow
Merge slight left onto San Bernardino Freeway
Continue on Barstow Freeway
Take the exit slight right toward CA 210 West: Pasadena
Merge slight left onto Foothill Freeway
Keep slight right to continue on Foothill Freeway
Keep slight right to continue on Foothill Freeway
Keep slight right to continue on Foothill Freeway
Keep slight right to continue on Foothill Freeway
Keep slight right to continue on Foothill Freeway
Keep slight right to continue on Foothill Freeway
Keep slight right
Merge slight right
Keep slight left
Keep slight left to continue on Golden State Freeway
Keep slight right to continue on Westside Freeway
Keep slight left to continue on William Elton Brown Freeway
Keep slight right to continue on William Elton Brown Freeway
Merge slight left onto Arthur H. Breed Junior Freeway
Keep slight right to continue on Arthur H. Breed Junior Freeway
Take the exit slight right toward I 680 South, I 680 North: San Jose, Sacramento, Concord, Walnut Creek
Keep slight right to continue on I 680 North: Walnut Creek, Concord, Sacramento
Merge slight left onto Donald D Doyle Highway
Continue on Senator Daniel E Boatwright Highway
Keep slight left to continue on Senator Daniel E Boatwright Highway
Keep slight left to continue on Senator Daniel E Boatwright Highway
Keep slight right to continue on Senator Daniel E Boatwright Highway
Keep slight left to continue on I 780: Benicia
Take the exit slight right toward I 80 East: Sacramento
Keep slight left to continue on I 80 East: Sacramento
Merge slight left onto Dwight D. Eisenhower Highway
Take the exit slight right toward CA 37: Napa, Novato, Auto Mall, Columbus Parkway
Keep slight left to continue on CA 37: Napa
Continue on CA 37
Take the exit slight right toward CA 29: Napa, Sonoma Boulevard
Turn right onto Sonoma Boulevard
Continue on Broadway Street
Continue on Napa–Vallejo Highway
Continue on Saint Helena Highway
Continue on Main Street
Continue on Saint Helena Highway
Turn right onto Lincoln Avenue
Continue on Lake County Highway
Enter the roundabout and take exit 2 toward the route
Exit the roundabout
Continue straight
Turn left onto Polk Avenue
Turn left onto Lincoln Avenue
Continue on Duncan Avenue
Arrive at your destination
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.
Consider an overnight stop or starting very early.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 113 miles or 2h 9m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 257 miles or 4h 55m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Overnight split
Day 1 wrap after about 257 miles or 4h 55m
Stop before fatigue turns the last few hours into a grind. You want day two to start fresh, not just resumed.
Final approach
Final hour starts around 8h 41m
Traffic, exits, and arrival timing usually matter more near Clearlake, CA than in the middle of the route.
Open the route before leaving San Bernardino, 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.
Treat this as a 2-day road trip and book the overnight stop before the busiest arrival window.
Day 1
Settle into the route from San Bernardino, CA
Aim for roughly 257 miles and 4.9 hours of wheel time on this day.
Day 2
Finish the approach into Clearlake, CA
Aim for roughly 257 miles and 4.9 hours of wheel time on this day.
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 257 mi from San Bernardino, CA · 4h 55m into the drive
First major stop
Coffee and fuel
170 mi into the route
Best for: Coffee, fuel, and an easy first stretch
This is a natural early stop once the first hours of the drive are behind you.
Second major stop
Overnight candidate
339 mi into the route
Best for: Hotel check-in, dinner, and a fresh start
This lines up well with a realistic day-end stop if you are breaking the drive into stages.
Find hotels in Santa Rosa, CANight 1
257 mi · about 4.9h in
A practical overnight split lands near Mountain View, CA after about 257 miles or 4.9 hours of driving.
Find hotelsA short stop after about 113 miles helps settle the day before fatigue starts building.
The midpoint is around 257 miles from San Bernardino, CA, which is a good place for a longer meal and fuel stop.
Overnight split
Hotel stopFor a steadier pace, wrap day one after about 257 miles or 4.9 hours on the road.
The final approach into Clearlake, CA usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around Clearlake, CA.
On a multi-day trip, keep the last day a little lighter so you reach Clearlake, CA with some flexibility left in the schedule.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Regular Gas
$119.03 one way
$238.06 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $6.07 | $122.75 | $245.51 |
| premium | $6.24 | $126.33 | $252.67 |
| diesel | $5.64 | $114.19 | $228.39 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$119
Hotel (1n)
$80–$140
Meals
$50–$100
Total
$249–$359
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 179.8 kg one way. Prices: EIA weekly data, 2026-04-06.
Driving Electric?
About $54 in charging · 1 stop · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 154.2 | 1 | $53.97 | $24.67 |
| Efficient EV | 128.5 | 1 | $44.97 | $20.56 |
| EV Truck/SUV | 205.6 | 2 | $71.96 | $32.90 |
Gas CO2
180 kg
EV CO2
60 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.
Current conditions at both ends of the drive.
Origin
Afternoon in San Bernardino on Sunday
Local time
12:28 PM
PDT
Current temp
52°F
Unavailable
Destination
Afternoon in Clearlake on Sunday
Local time
12:28 PM
PDT
Current temp
48°F
Unavailable
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.
For long drives, weather on day two can matter just as much as conditions at departure, so check the whole travel window rather than only the first day.
Time zone
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
This is long enough that the arrival forecast matters almost as much as departure conditions. Recheck both ends before you roll.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
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