Chico to Irvine is 512.1 miles and takes about 9h 34m via Westside Freeway and I 5 Truck, with a fuel budget near $116 and an overnight stay recommended. This long-haul drive spans the length of California, starting in the Pacific Coast region and ending in the same region. Given the nearly 10-hour drive time, breaking this trip into two days is the most sensible approach. You'll spend most of your time on major highways, making it a straightforward, albeit lengthy, transit.
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
256 miles from Chico, CA
A natural place for your longest stop of the day
, about 4h 48m into the drive
.
Main Roads
Road
Distance
Duration
Westside Freeway
303.7 mi
5h 28m
I 5 Truck
83.3 mi
1h 36m
CA 70
49.2 mi
58m
Santa Ana Freeway
28.6 mi
33m
CA 99
8 mi
9m
Golden State Highway
7.7 mi
8m
CA 149
5.5 mi
6m
Golden State Freeway
5.3 mi
6m
Longest stretch:
Westside Freeway
— 303.7 mi, about 5h 28m
Traffic on I-5
Hour-of-day weekday pattern from 313 FHWA count stations on your route.
Peak
3 PM
~4,707 veh/hr typical
· worst 5,943
Quietest
2 AM
~678 veh/hr
Peak-to-quiet ratio
6.9×
busier at peak than in the quiet hours
12a6anoon6p11p
Averaged across 44 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).
Turn-by-Turn Driving Directions
Step-by-step road directions between Chico, CA and Irvine, CA.
1
Start on East 5th Street
518 ft·30 sec·East 5th Street
2
Turn left onto Broadway Street
0.2 mi·48 sec·Broadway Street
3
Turn slight left onto Oroville Avenue
0.2 mi·18 sec·Oroville Avenue
Use the straight lane.
4
Continue on Park Avenue
1.3 mi·2 min·Park Avenue
5
Continue on East Park Avenue
0.5 mi·55 sec·East Park Avenue
6
Take the ramp
0.5 mi·32 sec
7
Merge onto CA 99
8.0 mi·9 min·CA 99
Use the straight lane.
8
Keep slight left at fork onto CA 149
5.5 mi·6 min·CA 149
Toward Oroville, MarysvilleUse the slight left / slight right lanes.
9
Merge onto CA 70
19 mi·22 min·CA 70
Use the straight lane.
10
Continue on CA 70
11 mi·12 min·CA 70
11
Continue on CA 70
1.5 mi·3 min·CA 70
Use the straight lane.
12
Turn right onto 5th Street
0.2 mi·31 sec·5th Street
13
Turn left onto CA 70
4.2 mi·5 min·E Street
14
Keep slight right at fork onto CA 70
18 mi·20 min·CA 70
Use the straight / slight right lanes.
15
Merge onto CA 99
4.9 mi·5 min·Bernie Richter Memorial Highway
16
Continue on CA 99
7.7 mi·8 min·Golden State Highway
Use the straight / slight right lanes.
17
Merge onto I 5
66 mi·1 hr 13 min·Westside Freeway
Use the straight / slight right lanes.
18
Keep slight left at fork onto I 5
0.8 mi·48 sec·Westside Freeway
19
Keep slight left at fork onto I 5
237 mi·4 hr 13 min·Westside Freeway
Use the straight / slight right lanes.
20
Keep slight right at fork onto I 5 Truck
58 mi·1 hr 6 min·I 5 Truck
Use the straight / slight right lanes.
21
Keep slight left at fork onto I 5
4.1 mi·4 min·Golden State Freeway
Use the straight / slight right lanes.
22
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.
23
Keep slight left at fork onto I 5 Truck
25 mi·29 min·I 5 Truck
Use the straight / slight right lanes.
24
Keep slight left at fork onto I 5
1.3 mi·1 min·Golden State Freeway
Toward CA 60 East, I 5 South: Pomona, Soto Street, Santa AnaUse the slight left / straight lanes.
25
Merge onto I 5
26 mi·30 min·Santa Ana Freeway
Use the straight / slight right lanes.
26
Keep slight right at fork onto I 5
0.2 mi·16 sec·Santa Ana Freeway
Use the straight / slight right lanes.
27
Take the exit
0.8 mi·57 sec
Toward Broadway, Main Street, Santa AnaUse the straight / slight right lanes.
28
Keep slight left at fork
0.1 mi·10 sec
Use the straight / slight right lanes.
29
Keep slight left at fork
0.2 mi·12 sec
Toward I 5 South
30
Merge onto I 5
0.8 mi·54 sec·Santa Ana Freeway
31
Keep slight right at fork onto I 5
0.8 mi·52 sec·Santa Ana Freeway
32
Keep slight right at fork onto I 5
1.1 mi·1 min·Santa Ana Freeway
Use the straight / slight right lanes.
33
Take the exit
0.4 mi·27 sec
Exit 103Toward CA 55 South: Newport BeachUse the straight / slight right lanes.
34
Merge onto CA 55
3.7 mi·4 min·Costa Mesa Freeway
Use the straight / slight right lanes.
35
Take the exit
0.6 mi·39 sec
Exit 6BToward I 405 South: John Wayne AirportUse the straight / slight right lanes.
36
Keep slight left at fork
0.1 mi·10 sec
Toward I 405 South
37
Merge onto I 405
2.7 mi·3 min·San Diego Freeway
Use the straight / slight right lanes.
38
Arrive at destination
I 405
Trip Plan
For this 9.5-hour drive, splitting the trip over two days is highly advisable. Plan to leave early on your first day to cover about half the distance, perhaps around 250-300 miles. This allows for relaxed stops and avoids driving when fatigued. Keep an eye on your fuel gauge, especially during the longer highway stretches, as services can be spaced out. The estimated fuel cost is $116, so budget accordingly and consider filling up before embarking on the longest freeway 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 256 miles from Chico, CA, or about 4h 48m into the drive.
The longest continuous stretch on this route runs about 303.7 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 113 miles or 2h 14m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 256 miles or 4h 48m 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 256 miles or 4h 48m
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 24m
Traffic, exits, and arrival timing usually matter more near Irvine, CA than in the middle of the route.
Before You Leave
+
Open the route before leaving Chico, 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 Chico, CA
Aim for roughly 256 miles and 4.8 hours of wheel time on this day.
Day 2
Finish the approach into Irvine, CA
Aim for roughly 256 miles and 4.8 hours of wheel time on this day.
Your first comfortable stop window is around 113 miles from Chico, 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 303.7 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 29
5 decision points cluster between mile 10.7 and 504.6 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
8
10.7 mi into trip|~15m in|CA 149
Keep slight left at fork onto CA 149 toward Oroville, Marysville
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight left / slight right lanes.
Toward Oroville, Marysville
8
448.6 mi into trip|~8h 19m 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
8
473.6 mi into trip|~8h 49m in|I 5 / Golden State Freeway
Keep slight left at fork onto I 5 / Golden State Freeway toward CA 60 East, I 5 South: Pomona, Soto Street, Santa Ana
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight left / straight lanes.
Toward CA 60 East, I 5 South: Pomona, Soto Stre...
7
500.8 mi into trip|~9h 21m in
Take the exit toward Broadway, Main Street, Santa Ana
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Toward Broadway, Main Street, Santa Ana
7
504.6 mi into trip|~9h 25m in
Take the exit toward CA 55 South: Newport Beach
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 103
Toward CA 55 South: Newport Beach
Fuel & Cost
Regular Gas
$107.14 one way
$214.28 round trip
$5.31/gal25.4 MPG avg179 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$5.52
$111.27
$222.54
premium
$5.67
$114.21
$228.43
diesel
$4.80
$96.69
$193.39
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$107
Hotel (1n)
$80–$140
Meals
$50–$100
Total
$237–$347
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 179.2 kg one way.
Prices: EIA weekly data, 2026-07-13.
Driving Electric?
About $54 in charging
· 1 stop
· 66% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
153.6
1
$53.77
$24.58
Efficient EV
128
1
$44.81
$20.48
EV Truck/SUV
204.8
2
$71.69
$32.77
Gas CO2
179 kg
EV CO2
60 kg (66% 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 Jul 16, 2026
Origin
Chico, CA
Night
in Chico on Saturday
Local time
11:59 PM
PDT
Current temp
98°F
Sunny
SSE 8 mph0% chanceLive forecast
Extreme Heat Warning
Extreme Heat Warning issued July 16 at 1:29PM PDT until July 16 at 8:00PM PDT by NWS San Diego CA
Extreme Heat Warning
Extreme Heat Warning issued July 16 at 1:29PM PDT until July 16 at 8:00PM PDT by NWS San Diego CA
Destination
Irvine, CA
Night
in Irvine on Saturday
Local time
11:59 PM
PDT
Current temp
84°F
Sunny
SW 10 mph4% chanceLive forecast
Extreme Heat Warning
Extreme Heat Warning issued July 16 at 1:29PM PDT until July 16 at 8:00PM PDT by NWS San Diego CA
Extreme Heat Warning
Extreme Heat Warning issued July 16 at 1:29PM PDT until July 16 at 8:00PM PDT by NWS San Diego CA
92°F
Woodlake, CA
169 mi in
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
14 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 34m 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.
Santa Monica Mountains National Recreation Area
National Recreation Area
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
~56 min detour
Free
near mile 441.5
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...
27 mi from route
~68 min detour
Free
near mile 388.5
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
This route is primarily highway driving, with 96% of the 512.1 miles on freeways like Westside Freeway and I 5 Truck. The longest continuous stretch you'll encounter is 303.7 miles on Westside Freeway. Expect to encounter more rural cruising and fewer surface roads for a significant portion of your drive. The transition to surface roads will occur after this long freeway segment.
96% 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: 303.7 mi on Westside Freeway.
How Hard Is This Drive?
10/10
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 10.7 miles in near CA 149.
Driving Effort10/10
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 29 significant decision points across 512.1 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 10.7 miles (CA 149): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 448.6 miles (I 5 Truck): Highway fork - watch signs carefully. Lane positioning matters here; at 473.6 miles (I 5 / Golden State Freeway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Elevation Profile
Hilly terrain with moderate elevation changes
3,902 ft13 ft
Total Climb
4,199 ft
Total Descent
4,343 ft
Highest Point
3,902 ft
~402.4 mi in
Elevation Range
3,890 ft
Notable High Points
3,902 ft at ~402.4 miles+2,616 ft prominence
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Chico, CA to Irvine, CA, road signs begin pointing toward Santa Ana along the way.
Chico is in Butte County in California. Chico is the cultural and economic center of the northern Sacramento Valley, as well as the largest city in California north of Sacramento. The city is known as a college town, as the home of California State University, Chico, and for Bidwell Park, one of the largest urban parks in the world.
Top landmarks
•Chico station — railroad station in Chico, California
•Bidwell Mansion State Historic Park — state historic park in California, United States
•A. H. Chapman House — single-family detached home in Chico, California
Irvine is a city of 308,000 people (2020) in Orange County, California. Irvine is one of the newest and largest cities in Orange County, and it is still growing. The city is a perfectly planned suburbia. The Irvine Company started developing the area in the 1960s and the city was formally incorporated on December 28, 1971.
Top landmarks
•Pretend City Children's Museum — children's Museum in California, U.S.
The longest stretch is about 303.7 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 256 miles on day one.
Yes — we found about 43 rest areas or service plazas within a short detour of the route (from OpenStreetMap). See the Rest Stops tab under Nearby Places for locations and mile markers. Plan to stretch, use the bathroom, and top off fluids every 2–3 hours on longer drives.
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 Irvine, 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. There are 43 rest areas along the route for bathroom stops.
The main spots that need attention: at 10.7 miles (CA 149): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 448.6 miles (I 5 Truck): Highway fork - watch signs carefully. Lane positioning matters here; at 473.6 miles (I 5 / Golden State Freeway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes — 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 9.6 hours each way, a round trip means 19.2 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Irvine, CA before the return drive.
