The journey from Lake Havasu City to Ontario covers approximately 370 kilometers. Most travelers utilize the I-40 West to CA-62 West and I-10 West route. This drive typically takes 4 hours depending on traffic near the Inland Empire. You will cross the Colorado River and traverse the Mojave Desert. The route is highly scenic, passing through Joshua Tree National Park outskirts. Expect significant elevation changes as you descend into the Los Angeles basin.
Total Distance: 370 km driving distance; 315 km straight-line air distance.
Fill your gas tank in Lake Havasu before entering the desert stretches.
October to April to avoid extreme desert heat in the Mojave region.