Although Airbnb has become a go-to option alongside hotels over the last decade for all kinds of travel, customers have started to notice that the service's prices aren't the bargain they used to be. In fact, average rates have risen about 35 percent since the start of the COVID-19 pandemic . But when it comes to per-night pricing, one city stands above the rest. According to a recent study from ChamberofCommerce.org , the coastal city of Oxnard, CA, boasts the highest per-night Airbnb prices of any major city in the country. An Airbnb rental in the seaside city of 200,000 to the west of Los Angeles runs a whopping $488 per night on average. That's more than $100 more per night than second-place city Scottsdale, AZ, at $384 per night. Some of that may be due to scarcity. While Scottsdale lists a whopping 1,370 Airbnb rentals per 100,000 residents, Oxnard only has 95. Third place belongs to the rapidly expanding city of Austin, TX, at $373 per night, while Las Vegas, NV...