Spring is easily the best time of year to visit Death Valley because you will see wildflowers blooming throughout the area. For some reason, summer is an extremely popular time for foreigners to visit Death Valley. Top 5 Death Valley Hikes (and lookouts!) I’ve rounded up my top 5 Death Valley hikes, including where to find them and how long each hike should take. If you’re making the trip from Las Vegas to Death Valley and you only have 1 day to spend here, you should be able to fit all 5 hikes in one day (if you are ambitious!).