How far is Irvine, CA from Susanville, CA?
The driving distance from Irvine, CA to Susanville, CA is about 614.9 miles (989.6 km), with a travel time of about 11h 50m by car.
- The straight-line flight distance is about 491.5 miles (791 km).
- For a round trip, plan for roughly 23h 41m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 11h 50m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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 county seat of Merced 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 Susanville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Irvine and Susanville.
-
1
Start on San Diego Freeway
1.4 mi · 2 min · San Diego Freeway
-
2
Take the exit slight right toward University Drive, Jeffrey Road
1456 ft · 21 sec
-
3
Turn left onto Jeffrey Road
951 ft · 22 sec · Jeffrey Road
-
4
Take the ramp slight right toward I 405 North: Los Angeles
1228 ft · 18 sec
-
5
Merge slight left onto San Diego Freeway
4.2 mi · 5 min · San Diego Freeway
-
6
Take the exit slight right toward CA 55 South, CA 55 North: Freeway
1254 ft · 16 sec
-
7
Keep slight right to continue on CA 55 North
2685 ft · 35 sec
-
8
Merge slight left onto Costa Mesa Freeway
3.2 mi · 4 min · Costa Mesa Freeway
-
9
Keep slight right to continue on Costa Mesa Freeway
2136 ft · 28 sec · Costa Mesa Freeway
-
10
Take the exit slight right toward I 5 North: Santa Ana
1.1 km · 47 sec
-
11
Merge slight left onto Santa Ana Freeway
2756 ft · 36 sec · Santa Ana Freeway
-
12
Keep slight right to continue on Santa Ana Freeway
1.7 mi · 2 min · Santa Ana Freeway
-
13
Keep slight right to continue on Santa Ana Freeway
9.4 mi · 11 min · Santa Ana Freeway
-
14
Keep slight right to continue on Santa Ana Freeway
18 mi · 21 min · Santa Ana Freeway
-
15
Keep slight right to continue on Golden State Freeway
25.5 mi · 30 min · Golden State Freeway
-
16
Keep slight left to continue on Golden State Freeway
2.2 mi · 3 min · Golden State Freeway
-
17
Keep slight right to continue on I 5 Truck North, CA 14 Truck
1.5 mi · 2 min
-
18
Keep slight left
36.1 mi · 42 min
-
19
Keep slight left to continue on Golden State Freeway
22.3 mi · 25 min · Golden State Freeway
-
20
Keep slight right to continue on Westside Freeway
225.6 mi · 4 hr 2 min · Westside Freeway
-
21
Keep slight right to continue on Westside Freeway
25.5 mi · 28 min · Westside Freeway
-
22
Keep left to continue on Westside Freeway
53.8 mi · 1 hr · Westside Freeway
-
23
Keep slight right to continue on Golden State Highway
7.5 mi · 9 min · Golden State Highway
-
24
Continue on Bernie Richter Memorial Highway
5 mi · 6 min · Bernie Richter Memorial Highway
-
25
Keep slight right to continue on CA 70 North: Marysville, Oroville
21.7 mi · 26 min
-
26
Turn right onto 5th Street
1272 ft · 39 sec · 5th Street
-
27
Turn left onto B Street
1.5 mi · 3 min · B Street
-
28
Continue straight
30.3 mi · 35 min
-
29
Keep slight left
5.7 mi · 7 min
-
30
Merge slight left
9.5 mi · 11 min
-
31
Take the exit slight right toward CA 32: Orland, Chester
857 ft · 15 sec
-
32
Turn right onto Deer Creek Highway
52.3 mi · 1 hr 10 min · Deer Creek Highway
-
33
At the end of the road, turn right onto State Highway 36 East
18.1 mi · 26 min · State Highway 36 East
-
34
Enter the roundabout and take exit 2 toward the route
28 m · 7 sec
-
35
Exit the roundabout
29.5 mi · 40 min
-
36
Turn right onto Foss Street
19 m · 3 sec · Foss Street
-
37
Arrive at your destination
0 m · 1 sec · Foss Street
Car Route Details
A richer read on the saved driving route between Irvine and Susanville.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Westside Freeway
Keep slight right to continue on Westside Freeway
226 mi · 04h 02m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Mostly Sunny leaving Irvine and Sunny near Susanville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Irvine to Susanville?
The road trip is about 614.9 miles (989.6 km) and usually takes 11h 50m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Los Banos is a useful midpoint, sitting about 307.6 miles from Irvine and 307.3 miles from Susanville.
How much longer is the road route than the straight-line distance?
The direct path is about 491.5 miles (791 km), while the road route adds roughly 123.4 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 7:30 AM PDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $125.19 one way or $250.37 round trip. Estimated CO2 is about 192.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Irvine and Sunny near Susanville.
Stop Ideas Near Los Banos
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 Los Banos.
Merced station
Denair station
Gilroy, California
Modesto station
Flight Path Map
This map shows the direct air route between Irvine and Susanville. Straight-line distance: 491.51 mi (791.01 km).
#1 Irvine
A city located in Orange County, California.
| Population | 283,700 |
| Coordinates | 33.6694600, -117.8231100 |
| Altitude | 17 |
| Country | United States |
#2 Susanville
County seat of Lassen County, California, United States
| Population | 14,425 |
| Coordinates | 40.4162800, -120.6530100 |
| Altitude | 1276 |
| Country | United States |
End: Susanville (-120.65301, 40.41628)
Estimated Travel Time
Distance: 990 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 20h 29m |
| 40 mph (64.37 km/h) | 15h 22m |
| 50 mph (80.47 km/h) | 12h 17m |
| 60 mph (96.56 km/h) | 10h 14m |
| 70 mph (112.65 km/h) | 08h 47m |
| 80 mph (129 km/h) | 07h 40m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $125.19 | $250.37 |
| Mid-grade | $6.07 | $131.63 | $263.26 |
| Premium | $6.24 | $135.47 | $270.95 |
| Diesel | $7.57 | $164.20 | $328.41 |
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 · Jun 02, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.