Spirit Airlines' Demise Signals Decline of Ultra-Low-Cost Carriers as Big Three Shift to Premium Revenue
Spirit Airlines' collapse marks a potential shift away from the ultra-low-cost carrier model in the U.S., with major carriers like Delta capturing more revenue from premium segments. Delta's 2025 revenue hit $58.3 billion with 60% from premium services as economy ticket sales fell $1.1 billion year-over-year, while smaller competitors face pressure from elevated fuel costs and limited scale.
Spirit Airlines' bankruptcy last month marks a structural shift away from the ultra-low-cost carrier model in the U.S., with travelers facing fewer budget options during the busy summer season. Kyle Potter, editor of Thrifty Traveler, said Spirit's demise signals the start of a new era that many everyday flyers may not like after decades of Americans voting with their wallets for cheaper fares.
Delta Air Lines' 2025 annual revenue hit an all-time high of $58.3 billion, yet the airline sold $1.1 billion less in economy tickets than the year prior. Premium ticket sales made up the difference, and 60% of Delta's total revenue now comes from higher-margin lines like premium cabins, loyalty programs, and cargo. United Airlines posted $3.5 billion in adjusted net profit for 2025, up 6%, with premium seat revenue jumping 11% for the full year. Delta CEO Ed Bastian told CNBC earlier this year that the demand set growing the fastest is the premium sector, with customers willing to spend what it takes to sit up front.
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