San Diego to Davis is 516 miles and takes about 9 hours 39 minutes via the Westside Freeway, San Diego Freeway, and Golden State Freeway, with a fuel budget near $70 and an overnight recommendation. This long-distance drive primarily traverses California's Pacific Coast region, offering a consistent experience for those heading north. Given the 9.5-hour estimated drive time, splitting this journey over two days is highly recommended for a more relaxed pace. Planning for two stops along the way will break up the 516 miles effectively. This route is best suited for travelers prioritizing a direct path between Southern and Northern California.
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
258 miles from San Diego, CA
A natural place for your longest stop of the day
, about 4h 57m into the drive
.
Main Roads
Road
Distance
Duration
Westside Freeway
297.1 mi
5h 20m
San Diego Freeway
75.2 mi
1h 27m
Golden State Freeway
50 mi
57m
I 5 Truck
45.3 mi
52m
Santa Ana Freeway
30.4 mi
35m
Dwight D. Eisenhower Highway
5.3 mi
6m
Yolo Causeway
3.9 mi
4m
Capital City Freeway
3.2 mi
3m
Longest stretch:
Westside Freeway
— 297.1 mi, about 5h 20m
Turn-by-Turn Driving Directions
Step-by-step road directions between San Diego, CA and Davis, CA.
1
Start on Front Street
26 ft·6 sec·Front Street
2
Turn left onto West Broadway
290 ft·12 sec·West Broadway
3
Turn left onto 1st Avenue
0.6 mi·1 min·1st Avenue
Use the left lane.
4
Take the ramp
0.2 mi·24 sec
Toward I 5 North: Los AngelesUse the left / straight lanes.
5
Merge onto I 5
13 mi·15 min·San Diego Freeway
Use the straight / slight right lanes.
6
Keep slight left at fork onto I 5
36 mi·43 min·San Diego Freeway
Use the straight / slight right lanes.
7
Keep slight right at fork onto I 5
18 mi·20 min·San Diego Freeway
Use the straight / slight right lanes.
8
Keep slight left at fork onto I 5
7.4 mi·8 min·San Diego Freeway
Use the straight / slight right lanes.
9
Keep slight right at fork onto I 5 Truck
1.6 mi·1 min·I 5 Truck
Toward Bake ParkwayUse the straight / slight right lanes.
10
Keep slight right at fork onto I 5 Truck
6.0 mi·6 min·I 5 Truck
Use the slight right lane.
11
Take the exit
0.2 mi·16 sec
Exit 100Toward Jamboree RoadUse the slight right lane.
12
Continue on this road
527 ft·11 sec·this road
13
Turn right onto Jamboree Road
0.1 mi·18 sec·Jamboree Road
Use the left / right lanes.
14
Turn left onto El Camino Real
2.2 mi·4 min·El Camino Real
Use the left lane.
15
Turn left onto Newport Avenue
357 ft·13 sec·Newport Avenue
Use the left lane.
16
Take the ramp
0.2 mi·16 sec
Toward I 5 North: Los Angeles
17
Merge onto I 5
1.3 mi·1 min·Santa Ana Freeway
Use the straight / slight right lanes.
18
Keep slight right at fork onto I 5
1.7 mi·1 min·Santa Ana Freeway
19
Keep slight right at fork onto I 5
9.4 mi·10 min·Santa Ana Freeway
Use the slight right lane.
20
Keep slight right at fork onto I 5
18 mi·20 min·Santa Ana Freeway
Use the straight / slight right lanes.
21
Keep slight right at fork onto I 5
25 mi·29 min·Golden State Freeway
Use the straight / slight right lanes.
22
Keep slight left at fork onto I 5
2.2 mi·2 min·Golden State Freeway
Use the straight / slight right lanes.
23
Keep slight right at fork onto I 5 Truck
1.5 mi·1 min·I 5 Truck
Exit 161AToward I 5 Truck North, CA 14 TruckUse the straight / slight right lanes.
24
Keep slight left at fork onto I 5 Truck
36 mi·41 min·I 5 Truck
Use the straight / slight right lanes.
25
Keep slight left at fork onto I 5
22 mi·25 min·Golden State Freeway
Use the straight / slight right lanes.
26
Keep slight right at fork onto I 5
226 mi·4 hr 1 min·Westside Freeway
Toward I 5 NorthUse the straight / slight right lanes.
27
Keep slight right at fork onto I 5
26 mi·27 min·Westside Freeway
28
Keep left at fork onto I 5
46 mi·50 min·Westside Freeway
Use the straight / slight right lanes.
29
Take the exit
0.2 mi·12 sec
Exit 518Toward US 50, I 80 East: San Francisco, South Lake TahoeUse the slight right lane.
30
Keep slight left at fork
0.9 mi·1 min
Exit 518Toward US 50 West, I 80 West Business: San Francisco
31
Merge onto US 50; I 80 Business
3.2 mi·3 min·Capital City Freeway
Use the straight / slight right lanes.
32
Continue on I 80
3.9 mi·4 min·Yolo Causeway
Use the straight / slight right lanes.
33
Continue on I 80
5.3 mi·6 min·Dwight D. Eisenhower Highway
Use the straight / slight right lanes.
34
Take the exit
0.3 mi·39 sec
Exit 72BToward Richards Boulevard NorthUse the straight / slight right lanes.
35
Turn slight right onto Richards Boulevard
0.1 mi·24 sec·Richards Boulevard
36
Turn sharp right onto 1st Street
407 ft·20 sec·1st Street
37
Turn left onto F Street
0.2 mi·39 sec·F Street
38
Arrive at destination
F Street
Trip Plan
For this 516-mile drive, consider splitting it over two days, with an overnight stop to avoid fatigue. Aim to start your first day early to maximize daylight and reach your chosen stopping point comfortably. With an estimated duration of nearly 10 hours, breaking the journey is key; plan for two stops to refuel and stretch your legs. Pay attention to potential traffic, especially when leaving the San Diego area and approaching the Sacramento region. Given the long stretches on freeways, ensure you have enough fuel before entering sections with fewer service areas, particularly during the 297.1-mile segment.
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.
This drive is better paced as a 2-day trip.
Plan roughly 2 meaningful breaks for fuel, food, and rest.
The halfway point lands around 258 miles from San Diego, CA, or about 4h 57m into the drive.
The longest continuous stretch on this route runs about 297.1 miles.
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 114 miles or 2h 16m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 258 miles or 4h 57m 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 258 miles or 4h 57m
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 30m
Traffic, exits, and arrival timing usually matter more near Davis, CA than in the middle of the route.
Before You Leave
+
Open the route before leaving San Diego, 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 Diego, CA
Aim for roughly 258 miles and 4.8 hours of wheel time on this day.
Day 2
Finish the approach into Davis, CA
Aim for roughly 258 miles and 4.8 hours of wheel time on this day.
Your first comfortable stop window is around 114 miles from San Diego, CA.
This route usually feels better as a 2-day drive than as one long push.
Plan about 2 real breaks rather than only quick fuel stops.
The longest stretch is on Westside Freeway for about 297.1 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 32
5 decision points cluster between mile 76.1 and 501.8 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
7
76.1 mi into trip|~1h 29m in|I 5 Truck
Keep slight right at fork onto I 5 Truck toward Bake Parkway
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Toward Bake Parkway
7
83.7 mi into trip|~1h 38m in
Take the exit toward Jamboree Road
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 100
Toward Jamboree Road
7
84 mi into trip|~1h 39m in|Jamboree Road
Turn right onto Jamboree Road
Lane positioning matters here
Use the left / right lanes.
9
144.7 mi into trip|~2h 52m in|I 5 Truck
Keep slight right at fork onto I 5 Truck toward I 5 Truck North, CA 14 Truck
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 161A
Toward I 5 Truck North, CA 14 Truck
8
501.8 mi into trip|~9h 21m in
Take the exit toward US 50, I 80 East: San Francisco, South Lake Tahoe
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 518
Toward US 50, I 80 East: San Francisco, South L...
Fuel & Cost
Regular Gas
$118.60 one way
$237.20 round trip
$5.84/gal25.4 MPG avg181 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$6.02
$122.21
$244.43
premium
$6.18
$125.49
$250.97
diesel
$5.61
$113.93
$227.85
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: 180.5 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $54 in charging
· 1 stop
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
154.8
1
$54.18
$24.77
Efficient EV
129
1
$45.15
$20.64
EV Truck/SUV
206.4
2
$72.24
$33.02
Gas CO2
181 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.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Apr 18, 2026
Origin
San Diego, CA
Night
in San Diego on Saturday
Local time
9:33 PM
PDT
Current temp
74°F
Sunny
W 10 mph0% chanceLive forecast
Destination
Davis, CA
Night
in Davis on Saturday
Local time
9:33 PM
PDT
Current temp
49°F
Unavailable
Live forecast
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
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
25 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
9h 39m on the road
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.
National Parks Near This Route
Worth a detour if your schedule allows.
Cabrillo National Monument
National Monument
In 1542, Juan Rodriguez Cabrillo climbed out of his boat and onto shore, becoming the first European to set foot on what is now the West Coast of the United States. Cabrillo National Monument not only...
5 mi from route
~13 min detour
$20
Park Closure: Park Auditorium Closed Until Further Notice
The Santa Monica Mountains offer easy access to surprisingly wild places. Experience the famous beaches of Malibu or explore more than 500 miles of trails. The park abounds with historical and cultura...
22 mi from route
~55 min detour
Free
near mile 142.3
Yes, we can! Widely recognized as the most important Latino leader in the United States during the twentieth century, Cesar Chavez led farm workers and supporters in the establishment of the country's...
29 mi from route
~72 min detour
Free
near mile 213.5
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
This route is characterized by its highway-intensive nature, with a 97% highway share, making it a predominantly high-speed journey. You'll experience the longest uninterrupted stretch at 297.1 miles, likely on the Westside Freeway, meaning extended periods of consistent driving. The drive progresses through California's Central Valley, offering a fairly uniform landscape for much of the trip. Expect a long-distance drive profile, where the focus is on covering ground efficiently rather than varied terrain or winding roads.
97% highway — fuel and pacing are the main things to plan.
38 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 297.1 mi on Westside Freeway.
How Hard Is This Drive?
9/10
This is a straightforward highway drive that stays mostly on Westside Freeway and San Diego Freeway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 76.1 miles in near I 5 Truck.
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 32 significant decision points across 516 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 76.1 miles (I 5 Truck): Highway fork - watch signs carefully. Lane positioning matters here; at 83.7 miles: Exit ramp - move to the correct lane early. Lane positioning matters here; at 84 miles (Jamboree Road): Lane positioning matters here.
From balmy beaches with a laid-back attitude to a gleaming modern image, San Diego offers much for the tourist to enjoy. Situated on the Southern California seacoast, San Diego is the second largest city in the state, with 1.4 million residents (2020), and has long attracted travelers for its ideal climate, miles of beaches, and location on the Mexican border right across from Tijuana.
But there's much more here than surfer culture and a quick hop across the border. A rich maritime and military heritage lives on in San Diego, which is home to the Pacific Fleet of the United States Navy. The city has also become known for its part in the wildlife conservation movement, owing to the presence of the world-renowned San Diego Zoo and Safari Park and the Scripps Institution of Oceanography. Natural scenery abounds from rocky tidepools and seaside cliffs to desert hills and canyons inland.
Top landmarks
•Balboa Park — historic park in San Diego, California
•Cabrillo National Monument — National Monument of the United States and historic district
Davis is in Yolo County in the Sacramento Valley of California. Davis is best known for the university located there, the University of California Davis.
Top landmarks
•Davis station — railway station in Davis, California
•Bohart Museum of Entomology — museum operated by the University of California, in Davis, California, United St...
•George Hart Hall — university building in Davis, California, United States
The longest stretch is about 297.1 miles on Westside Freeway. The full list of main roads is in the Roads section above.
Yes — a 2-day pace is more comfortable than one long haul. A sensible stopping point is after roughly 258 miles on day one.
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 Davis, 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 76.1 miles (I 5 Truck): Highway fork - watch signs carefully. Lane positioning matters here; at 83.7 miles: Exit ramp - move to the correct lane early. Lane positioning matters here; at 84 miles (Jamboree Road): Lane positioning matters here.
Yes — Cabrillo National Monument, Santa Monica Mountains National Recreation Area and César E. Chávez National Monument. See the National Parks section for detour distances and tips on detours.
Not recommended in a single day. At 9.7 hours each way, a round trip means 19.3 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Davis, CA before the return drive.
