To save on the cost of your flight from Monterrey to Puerto Rico, book at least 54 days before your planned departure. Booking around this time can save you about 73% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $602 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $645.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Monterrey to Puerto Rico as you normally would.
March can be a great time to fly to Puerto Rico from Monterrey with a flight ticket averaging about $525. Cheapflights users have found deals in the month of March for as cheap as $307. The most expensive prices can be found in the month of December.