How far is Irvine, CA from Buellton, CA?
The driving distance from Irvine, CA to Buellton, CA is about 183.1 miles (294.7 km), with a travel time of about 03h 34m by car.
- The straight-line flight distance is about 150.4 miles (242 km).
- For a round trip, plan for roughly 07h 09m 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 34m.
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.
Census-designated place in Ventura County, California
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Irvine and Buellton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Irvine and Buellton.
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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
55.3 mi · 1 hr 5 min · El Camino Real
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13
Take the exit slight right toward CA 246: Lompoc, Solvang
807 ft · 25 sec
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14
Turn left
1037 ft · 22 sec
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15
Continue straight
88 m · 29 sec
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16
Turn sharp left
50 m · 12 sec
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17
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Irvine and Buellton.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
El Camino Real
Continue on El Camino Real
55.3 mi · 01h 05m
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.
Sunny leaving Irvine and Sunny near Buellton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Irvine to Buellton?
The road trip is about 183.1 miles (294.7 km) and usually takes 03h 34m 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?
Casa Conejo is a useful midpoint, sitting about 91.5 miles from Irvine and 91.7 miles from Buellton.
How much longer is the road route than the straight-line distance?
The direct path is about 150.4 miles (242 km), while the road route adds roughly 32.7 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 9:50 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $37.27 one way or $74.54 round trip. Estimated CO2 is about 57.4 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Irvine and Sunny near Buellton.
Stop Ideas Near Casa Conejo
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Hampton Inn & Suites Camarillo
Permanent Household Hazardous Waste Facility - City of Thousand Oaks
Santa Paula City Hall
Homewood Suites by Hilton Agoura Hills
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Casa Conejo.
Flight Path Map
This map shows the direct air route between Irvine and Buellton. Straight-line distance: 150.38 mi (242.02 km).
#1 Irvine
A city located in Orange County, California.
| Population | 283,700 |
| Coordinates | 33.6694600, -117.8231100 |
| Altitude | 17 |
| Country | United States |
#2 Buellton
City in Santa Barbara County, California
| Population | 5,449 |
| Coordinates | 34.6136000, -120.1926500 |
| Altitude | 109 |
| Country | United States |
End: Buellton (-120.19265, 34.6136)
Estimated Travel Time
Distance: 295 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 06m |
| 40 mph (64.37 km/h) | 04h 34m |
| 50 mph (80.47 km/h) | 03h 39m |
| 60 mph (96.56 km/h) | 03h 03m |
| 70 mph (112.65 km/h) | 02h 36m |
| 80 mph (129 km/h) | 02h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $37.27 | $74.54 |
| Mid-grade | $6.07 | $39.19 | $78.37 |
| Premium | $6.24 | $40.33 | $80.66 |
| Diesel | $7.57 | $48.88 | $97.77 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.