How far is Seaside, CA from Irvine, CA?
The driving distance from Seaside, CA to Irvine, CA is about 365.2 miles (587.8 km), with a travel time of about 05h 52m by car.
- The straight-line flight distance is about 305.1 miles (491 km).
- For a round trip, plan for roughly 11h 45m 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 52m.
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 Kern County, California
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Light Rain
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Seaside and Irvine.
Turn-by-Turn Driving Directions
Step-by-step road directions between Seaside and Irvine.
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1
Start on Shasta Street
42 m · 13 sec · Shasta Street
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2
Turn left onto Contra Costa Street
153 m · 29 sec · Contra Costa Street
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3
Turn right onto Del Monte Boulevard
1385 ft · 31 sec · Del Monte Boulevard
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4
Turn left onto Canyon del Rey Boulevard
2.6 mi · 4 min · Canyon del Rey Boulevard
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5
Turn left onto Monterey Salinas Highway
12.4 mi · 16 min · Monterey Salinas Highway
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6
Continue on South Main Street
3098 ft · 44 sec · South Main Street
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7
Turn right onto East Blanco Road
1.6 mi · 2 min · East Blanco Road
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8
Continue on South Sanborn Road
1.2 km · 59 sec · South Sanborn Road
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9
Take the exit right
1061 ft · 26 sec
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10
Merge slight left onto El Camino Real
94.6 mi · 1 hr 49 min · El Camino Real
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11
Take the exit slight right toward CA 46 East: Fresno, Bakersfield
968 ft · 30 sec
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12
Turn left
24.5 mi · 29 min
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13
Merge slight left
1.4 mi · 2 min
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14
Turn slight right
149 m · 6 sec
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15
Keep slight left to continue on Antelope Road
5.3 mi · 7 min · Antelope Road
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16
Continue on Paso Robles Highway
32.3 mi · 39 min · Paso Robles Highway
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17
Take the exit slight right
2047 ft · 25 sec
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18
Merge slight left onto Westside Freeway
56.8 mi · 1 hr 1 min · Westside Freeway
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19
Keep slight right
58.4 mi · 1 hr 7 min
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20
Keep slight left to continue on Golden State Freeway
4.1 mi · 5 min · Golden State Freeway
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21
Keep slight right to continue on I 405 South
1354 ft · 18 sec
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22
Keep slight left
24.7 mi · 29 min
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23
Keep slight left to continue on Golden State Freeway
1.3 mi · 2 min · Golden State Freeway
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24
Merge slight left onto Santa Ana Freeway
25.7 mi · 30 min · Santa Ana Freeway
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25
Keep slight right to continue on Santa Ana Freeway
1241 ft · 16 sec · Santa Ana Freeway
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26
Take the exit slight right toward Broadway, Main Street, Santa Ana
1.3 km · 57 sec
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27
Keep slight left
788 ft · 10 sec
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28
Keep slight left to continue on I 5 South
981 ft · 13 sec
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29
Merge slight left onto Santa Ana Freeway
1.3 km · 54 sec · Santa Ana Freeway
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30
Keep slight right to continue on Santa Ana Freeway
1.2 km · 52 sec · Santa Ana Freeway
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31
Keep slight right to continue on Santa Ana Freeway
1.1 mi · 1 min · Santa Ana Freeway
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32
Take the exit slight right toward CA 55 South: Newport Beach
2131 ft · 28 sec
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33
Merge slight left onto Costa Mesa Freeway
3.7 mi · 4 min · Costa Mesa Freeway
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34
Take the exit slight right toward I 405 South: John Wayne Airport
3019 ft · 39 sec
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35
Keep slight left to continue on I 405 South
775 ft · 10 sec
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36
Merge slight left onto San Diego Freeway
2.7 mi · 3 min · San Diego Freeway
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37
Arrive at your destination
0 m · 1 sec · San Diego Freeway
Car Route Details
A richer read on the saved driving route between Seaside and Irvine.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
El Camino Real
Merge slight left onto El Camino Real
94.6 mi · 01h 49m
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.
Chance Light Rain leaving Seaside and Mostly Sunny near Irvine.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Seaside to Irvine?
The road trip is about 365.2 miles (587.8 km) and usually takes 05h 52m 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?
Lost Hills is a useful midpoint, sitting about 180 miles from Seaside and 185.2 miles from Irvine.
How much longer is the road route than the straight-line distance?
The direct path is about 305.1 miles (491 km), while the road route adds roughly 60.1 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 5:14 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $74.36 one way or $148.72 round trip. Estimated CO2 is about 114.6 kg one way.
What should you check before leaving?
Before you leave, expect Chance Light Rain around Seaside and Mostly Sunny near Irvine.
Stop Ideas Near Lost Hills
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 Lost Hills.
Wasco station
Kettleman City, California
Corcoran station
Bakersfield
Flight Path Map
This map shows the direct air route between Seaside and Irvine. Straight-line distance: 305.09 mi (491 km).
#1 Seaside
City in California, USA
| Population | 34,115 |
| Coordinates | 36.6110700, -121.8516200 |
| Altitude | 7 |
| Country | United States |
#2 Irvine
A city located in Orange County, California.
| Population | 283,700 |
| Coordinates | 33.6694600, -117.8231100 |
| Altitude | 17 |
| Country | United States |
End: (-117.823114, 33.669436)
Estimated Travel Time
Distance: 588 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 10m |
| 40 mph (64.37 km/h) | 09h 07m |
| 50 mph (80.47 km/h) | 07h 18m |
| 60 mph (96.56 km/h) | 06h 05m |
| 70 mph (112.65 km/h) | 05h 13m |
| 80 mph (129 km/h) | 04h 33m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $74.36 | $148.72 |
| Mid-grade | $6.07 | $78.19 | $156.38 |
| Premium | $6.24 | $80.47 | $160.94 |
| Diesel | $7.57 | $97.54 | $195.08 |
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.