Navigating the Frontier Airlines Baggage Policy requires careful attention to detail, especially given the airline's focus on a la carte pricing. Beyond the basic allowances—a free personal item and fees for all other carry-ons and checked bags—the policy contains several nuances that can impact your travel budget. For instance, the dimensions and weight limits for both carry-on and checked items are strictly enforced. Bags exceeding the standard 50-pound limit for checked luggage or the 35x20x15 inch size for free carry-ons (which itself incurs a fee if not pre-purchased) will attract additional, often steep, overweight or oversize fees. Furthermore, the cost of checked baggage increases significantly the closer you get to your departure date, making advance online purchase not just convenient but financially prudent. Understanding these specifics, including how different fare classes might offer marginal improvements in baggage flexibility, is crucial. Therefore, a thorough review of the current on their official website, well in advance of your trip, is strongly advised to accurately budget for baggage costs and prevent inconvenient fees at the airport.