The record-breaking heat has led to significant disruptions for travelers, including flight delays and cancellations due to high temperatures affecting aircraft performance. Many travelers have reported feeling physically unwell due to heat exhaustion or dehydration during past trips, with 38% experiencing such symptoms. Families traveling with children are particularly affected, with 57% spending more than expected to stay cool. The extreme heat has also prompted travelers to reconsider destinations like Las Vegas and Phoenix, which are known for their scorching summer temperatures.