In the current 2026 market, "true" lifetime passes are extremely rare, as most airlines moved away from them after the famous American Airlines AAirpass saga. However, Frontier Airlines offers the closest modern equivalent with its GoWild! All-You-Can-Fly Annual Pass. For the 2026–2027 season, this pass is often priced at a promotional rate of $349 to $599 per year, allowing unlimited flights across their network for the duration of the pass. While not "lifetime," it is renewable annually. For a more permanent "unlimited" feel, some private jet membership programs or boutique carriers like Surf Air offer monthly subscriptions starting around $2,500 that provide all-you-can-fly privileges on specific regional routes. If you are looking for a historical "lifetime" pass, those are generally no longer for sale to the general public, though they occasionally appear in high-end charity auctions for six-figure sums.