Frontier Airlines announced 20 new routes, looking to win new customers as Spirit struggles

1. Frontier Airlines announced 20 new routes, targeting Spirit's customer base. 2. Spirit Airlines faces financial struggles, warning it might not survive another year. 3. Frontier's CEO expects to gain market share from Spirit's potential failure. 4. 35% of Frontier's capacity overlaps with Spirit, impacting competitive dynamics. 5. Frontier's stock surged 29% following news of Spirit's financial issues.