How far is Irvine, CA from Barstow, CA?
The driving distance from Irvine, CA to Barstow, CA is about 274.5 miles (441.8 km), with a travel time of about 05h 13m by car.
- The straight-line flight distance is about 248.8 miles (400.4 km).
- For a round trip, plan for roughly 10h 26m 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 05h 13m.
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.
City in Monterey County, California, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Irvine and Barstow.
Turn-by-Turn Driving Directions
Step-by-step road directions between Irvine and Barstow.
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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
4.2 mi · 5 min · San Diego Freeway
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6
Take the exit slight right toward CA 55 South, CA 55 North: Freeway
1254 ft · 16 sec
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7
Keep slight right to continue on CA 55 North
2685 ft · 35 sec
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8
Merge slight left onto Costa Mesa Freeway
3.2 mi · 4 min · Costa Mesa Freeway
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9
Keep slight right to continue on Costa Mesa Freeway
2136 ft · 28 sec · Costa Mesa Freeway
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10
Take the exit slight right toward I 5 North: Santa Ana
1.1 km · 47 sec
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11
Merge slight left onto Santa Ana Freeway
2756 ft · 36 sec · Santa Ana Freeway
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12
Keep slight right to continue on Santa Ana Freeway
1.7 mi · 2 min · Santa Ana Freeway
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13
Keep slight right to continue on Santa Ana Freeway
9.4 mi · 11 min · Santa Ana Freeway
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14
Keep slight right to continue on Santa Ana Freeway
18 mi · 21 min · Santa Ana Freeway
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15
Keep slight right to continue on Golden State Freeway
25.5 mi · 30 min · Golden State Freeway
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16
Keep slight left to continue on Golden State Freeway
2.2 mi · 3 min · Golden State Freeway
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17
Keep slight right to continue on I 5 Truck North, CA 14 Truck
1.5 mi · 2 min
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18
Keep slight left
36.1 mi · 42 min
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19
Keep slight left to continue on Golden State Freeway
22.3 mi · 25 min · Golden State Freeway
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20
Keep slight left to continue on Golden State Freeway
27.4 mi · 30 min · Golden State Freeway
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21
Keep slight left to continue on Golden State Freeway
6 mi · 7 min · Golden State Freeway
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22
Continue on Golden State Highway
107.1 mi · 1 hr 56 min · Golden State Highway
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23
Take the exit slight right toward Shaw Avenue
1638 ft · 41 sec
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24
Turn right onto West Shaw Avenue
4.7 mi · 10 min · West Shaw Avenue
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25
Turn right onto North Dickenson Avenue
2638 ft · 1 min · North Dickenson Avenue
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26
Turn right onto West Barstow Avenue
46 m · 7 sec · West Barstow Avenue
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27
Arrive at your destination
0 m · 1 sec · West Barstow Avenue
Car Route Details
A richer read on the saved driving route between Irvine and Barstow.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Golden State Highway
Continue on Golden State Highway
107 mi · 01h 56m
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 Mostly Sunny near Barstow.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Irvine to Barstow?
The road trip is about 274.5 miles (441.8 km) and usually takes 05h 13m 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?
Greenfield is a useful midpoint, sitting about 137.4 miles from Irvine and 137.1 miles from Barstow.
How much longer is the road route than the straight-line distance?
The direct path is about 248.8 miles (400.4 km), while the road route adds roughly 25.7 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 6:34 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $55.90 one way or $111.80 round trip. Estimated CO2 is about 86.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Irvine and Mostly Sunny near Barstow.
Stop Ideas Near Greenfield
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Greenfield.
Bakersfield
Wasco station
Tehachapi, California
Mojave, California
Flight Path Map
This map shows the direct air route between Irvine and Barstow. Straight-line distance: 248.81 mi (400.42 km).
#1 Irvine
A city located in Orange County, California.
| Population | 283,700 |
| Coordinates | 33.6694600, -117.8231100 |
| Altitude | 17 |
| Country | United States |
#2 Barstow
City in San Bernardino County, California, United States
| Population | 23,581 |
| Coordinates | 36.8152200, -119.9698800 |
| Altitude | 84 |
| Country | United States |
End: Barstow (-119.96988, 36.81522)
Estimated Travel Time
Distance: 442 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 08m |
| 40 mph (64.37 km/h) | 06h 51m |
| 50 mph (80.47 km/h) | 05h 29m |
| 60 mph (96.56 km/h) | 04h 34m |
| 70 mph (112.65 km/h) | 03h 55m |
| 80 mph (129 km/h) | 03h 25m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $55.90 | $111.80 |
| Mid-grade | $6.07 | $58.78 | $117.56 |
| Premium | $6.24 | $60.49 | $120.99 |
| Diesel | $7.57 | $73.32 | $146.65 |
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.