To save up to 18% on this flight, we recommend booking at least 24 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from St Augustine to Las Vegas from $262 1-2 weeks out and tickets from $304 for flights departing within the next 72 hours.
Our data shows that August tends to be the cheapest month to fly to Las Vegas from St Augustine. Users have commonly found prices around $260 for the month, but tickets can be as low as $64. Due to multiple factors, prepare for potentially higher prices in December.