How far is Irvine, CA from Lamont, CA?
The driving distance from Irvine, CA to Lamont, CA is about 151.4 miles (243.7 km), with a travel time of about 02h 56m by car.
- The straight-line flight distance is about 126.3 miles (203.2 km).
- For a round trip, plan for roughly 05h 53m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 56m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 second most populous city in Los Angeles County, California.
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 Lamont.
Turn-by-Turn Driving Directions
Step-by-step road directions between Irvine and Lamont.
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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
11.5 mi · 12 min · Golden State Freeway
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21
Take the exit slight right toward Union Anenue, Greenfield
1914 ft · 25 sec
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22
Continue on South Union Avenue
2.5 mi · 3 min · South Union Avenue
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23
Turn right onto East Bear Mountain Boulevard
5 mi · 7 min · East Bear Mountain Boulevard
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24
Enter the roundabout and take exit 3 toward Weedpatch Highway
65 m · 3 sec · Weedpatch Highway
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25
Exit the roundabout onto Weedpatch Highway
1.6 km · 1 min · Weedpatch Highway
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26
Enter the roundabout and take exit 2 toward Weedpatch Highway
49 m · 3 sec · Weedpatch Highway
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27
Exit the roundabout onto Weedpatch Highway
1.6 km · 1 min · Weedpatch Highway
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28
Continue on Main Street
1.5 mi · 2 min · Main Street
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29
Turn right onto Hall Road
7 m · 1 sec · Hall Road
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30
Arrive at your destination
0 m · 1 sec · Hall Road
Car Route Details
A richer read on the saved driving route between Irvine and Lamont.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 5 Truck North
Keep slight left
36.1 mi · 00h 42m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny leaving Irvine and Mostly Sunny near Lamont.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Irvine to Lamont?
The road trip is about 151.4 miles (243.7 km) and usually takes 02h 56m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Santa Clarita is a useful midpoint, sitting about 75.7 miles from Irvine and 75.7 miles from Lamont.
How much longer is the road route than the straight-line distance?
The direct path is about 126.3 miles (203.2 km), while the road route adds roughly 25.1 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 8:00 AM to 10:00 AM PDT. If you want a more comfortable same-day return, try to leave by 12:36 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $30.81 one way or $61.61 round trip. Estimated CO2 is about 47.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Irvine and Mostly Sunny near Lamont.
Stop Ideas Near Santa Clarita
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 Santa Clarita.
Santa Clarita-Newhall, California
Chatsworth station
Simi Valley
Van Nuys station
Flight Path Map
This map shows the direct air route between Irvine and Lamont. Straight-line distance: 126.24 mi (203.16 km).
#1 Irvine
A city located in Orange County, California.
| Population | 283,700 |
| Coordinates | 33.6694600, -117.8231100 |
| Altitude | 17 |
| Country | United States |
#2 Lamont
Census-designated place in Kern County, California
| Population | 15,120 |
| Coordinates | 35.2596800, -118.9142700 |
| Altitude | 123 |
| Country | United States |
End: Lamont (-118.91427, 35.25968)
Estimated Travel Time
Distance: 244 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 02m |
| 40 mph (64.37 km/h) | 03h 47m |
| 50 mph (80.47 km/h) | 03h 01m |
| 60 mph (96.56 km/h) | 02h 31m |
| 70 mph (112.65 km/h) | 02h 09m |
| 80 mph (129 km/h) | 01h 53m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $30.81 | $61.61 |
| Mid-grade | $6.07 | $32.39 | $64.78 |
| Premium | $6.24 | $33.34 | $66.68 |
| Diesel | $7.57 | $40.41 | $80.82 |
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.