Several outlets report that summer travelers who planned to fly with Spirit Airlines are now facing difficulties finding comparable low-cost options. The coverage frames Spirit’s failure as part of broader pressures affecting the low-fare airline model, including higher jet fuel costs, shifting consumer preferences, and intense competition from other carriers. PBS NewsHour adds context that these factors have made it increasingly hard for low-cost airlines to sustain operations and keep fares consistently low. While the specific number of canceled or disrupted flights and the availability of replacement services are not detailed in the provided excerpts, the overall message is that travelers relying on Spirit may need to adjust their plans and budgets. Other reporting notes that the airline’s collapse is not the only disruption influencing summer travel, indicating travelers may encounter additional challenges beyond flight cancellations and refunds. Across sources, the emphasis is on the practical impact for consumers and the economic environment that constrains low-cost alternatives during peak travel season.