From the Los Angeles area:
Take the 10 fwy East to the 210 fwy West. Exit on to Hwy 330 to Big Bear. Follow to Hwy 18 East, stay to the right across the dam to Big Bear Lake.

From Orange County/South Bay area:
Take the 91 Fwy East (or the 55 North to the 91 East) to the 215 Fwy North, to the 10 Fwy East, to the 210 Fwy West. Exit on to Hwy 330 to Big Bear. Follow to Hwy 18 East, stay to the right across the dam to Big Bear Lake.

From San Diego area:
Take the 15 Fwy North, to the 215 Fwy North, to the 10 Fwy East, to the 210 Fwy West. Exit on to Hwy 330 to Big Bear. Follow to Hwy 18 East, stay to the right across the dam to Big Bear Lake.

From San Fernando Valley:
Take the 101 Fwy South, to the 134 Fwy East, to the 210 Fwy East. Exit on Hwy 330 to Big Bear. Follow to Hwy 18 East, stay to the right across the dam to Big Bear Lake.

From the Las Vegas area
Take Interstate 15 South to Barstow. Take the 247 to Big Bear exit to Lucerne Valley. Take a left onto Hwy 18. Follow Hwy 18 approximately 6 miles to Stanfield Cutoff. Turn left, drive across the lake. Turn right at the stop sign, follow Big Bear Blvd into Big Bear Lake.

From the Palm Springs area
Take Interstate 10 West to Yucaipa. Take the County Line Road off ramp. Turn right. Follow County Line Road to Bryant St. Turn Left. Follow Bryant St. to Highway 38. Turn right onto Highway 38. This will take you right into Big Bear.