How far is Irvine, CA from Lompoc, CA?
The driving distance from Irvine, CA to Lompoc, CA is about 193.9 miles (312.1 km), with a travel time of about 03h 50m by car.
- The straight-line flight distance is about 164.8 miles (265.3 km).
- For a round trip, plan for roughly 07h 41m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM PDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
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 03h 50m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
The most populous city in Ventura County, California.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Irvine and Lompoc.
Turn-by-Turn Driving Directions
Step-by-step road directions between Irvine and Lompoc.
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1
Start on San Diego Freeway
1.4 mi · 2 min · San Diego Freeway
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2
Take the exit slight right toward University Drive, Jeffrey Road
1456 ft · 21 sec
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3
Turn left onto Jeffrey Road
951 ft · 22 sec · Jeffrey Road
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4
Take the ramp slight right toward I 405 North: Los Angeles
1228 ft · 18 sec
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5
Merge slight left onto San Diego Freeway
6.5 mi · 7 min · San Diego Freeway
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6
Keep slight right to continue on San Diego Freeway
9.7 mi · 11 min · San Diego Freeway
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7
Keep slight left
42.5 mi · 49 min
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8
Take the exit slight right toward US 101 North, US 101 South: Ventura, Los Angeles
3062 ft · 1 min
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9
Keep slight left to continue on US 101 North: Ventura
3235 ft · 1 min
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10
Merge slight right onto Ventura Freeway
46.9 mi · 54 min · Ventura Freeway
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11
Keep slight left
18.5 mi · 21 min
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12
Continue on El Camino Real
46.9 mi · 55 min · El Camino Real
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13
Take the exit slight right toward CA 1: Lompoc, Vandenberg AFB
1656 ft · 29 sec
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14
Turn left onto Cabrillo Highway
1.5 mi · 2 min · Cabrillo Highway
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15
Continue on San Julian Road
16.3 mi · 22 min · San Julian Road
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16
Turn left onto East Ocean Avenue
1.3 mi · 2 min · East Ocean Avenue
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17
Turn right onto North H Street
587 ft · 15 sec · North H Street
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18
Continue on North H Street
572 ft · 16 sec · North H Street
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19
Arrive at your destination
0 m · 1 sec · North H Street
Car Route Details
A richer read on the saved driving route between Irvine and Lompoc.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Ventura Freeway
Merge slight right onto Ventura Freeway
46.9 mi · 00h 54m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Sunny leaving Irvine and Sunny near Lompoc.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Irvine to Lompoc?
The road trip is about 193.9 miles (312.1 km) and usually takes 03h 50m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Camarillo is a useful midpoint, sitting about 96.9 miles from Irvine and 97.1 miles from Lompoc.
How much longer is the road route than the straight-line distance?
The direct path is about 164.8 miles (265.3 km), while the road route adds roughly 29.1 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 6:00 AM to 8:00 AM PDT. If you want a more comfortable same-day return, try to leave by 9:18 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $39.46 one way or $78.92 round trip. Estimated CO2 is about 60.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Irvine and Sunny near Lompoc.
Stop Ideas Near Camarillo
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Bella Capri Inn & Suites
Hampton Inn & Suites Camarillo
City of Thousand Oaks
Santa Paula City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Camarillo.
Camarillo station
Oxnard Transportation Center
Santa Paula, California
Moorpark
Flight Path Map
This map shows the direct air route between Irvine and Lompoc. Straight-line distance: 164.87 mi (265.33 km).
#1 Irvine
A city located in Orange County, California.
| Population | 283,700 |
| Coordinates | 33.6694600, -117.8231100 |
| Altitude | 17 |
| Country | United States |
#2 Lompoc
A city in Santa Barbara County, California.
| Population | 42,253 |
| Coordinates | 34.6391500, -120.4579400 |
| Altitude | 32 |
| Country | United States |
End: Lompoc (-120.45794, 34.63915)
Estimated Travel Time
Distance: 312 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 27m |
| 40 mph (64.37 km/h) | 04h 50m |
| 50 mph (80.47 km/h) | 03h 52m |
| 60 mph (96.56 km/h) | 03h 13m |
| 70 mph (112.65 km/h) | 02h 46m |
| 80 mph (129 km/h) | 02h 25m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $39.46 | $78.92 |
| Mid-grade | $6.07 | $41.49 | $82.98 |
| Premium | $6.24 | $42.70 | $85.40 |
| Diesel | $7.57 | $51.76 | $103.52 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.