Users have found that booking a flight from Flagstaff to Puerto Rico at least 41 days early can save you up to 11% on average compared to booking a flight this week. If booking 41 days before your flight isn’t an option for you, users have found flights from Flagstaff to Puerto Rico for as little as $380 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $415 for flights departing within the next 3 days.
Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to Puerto Rico. Flights to Puerto Rico from Flagstaff in September are about $380 on average during September, but can be found for as low as $194.