U.S. domestic fares jump 18%

Airfare is getting more expensive in the most annoying way possible — not because one route got weirdly pricey, but because the whole domestic market just got tighter. The immediate trigger is Spirit Airlines shutting down operations in early May, which yanked a big chunk of ultra-cheap capacity out of the system. At the same time, summer fares were already climbing, with domestic prices running 18% above last year and international fares up 7.5%. (nbcnews.com) ### Why does Spirit matter so much? Spirit was never the biggest airline. But size is not the whole story. Ultra-low-cost carriers do something outsized — they drag down prices around them. Even travelers who never booked Spirit often benefited because legacy airlines had to match or at least respond on overlapping routes. Once Spirit stopp(nbcnews.com)said other carriers were stepping in to help affected passengers, but that is not the same thing as replacing Spirit’s pricing model. (nbcnews.com) ### Where does the 18% number come from? That figure appears in current summer-travel reporting built on fare-tracking data, and it lines up with a broader picture of airline prices firming again this spring. Going.com pegged average domestic round-trip fares at $358, up 18% year over year, while TODAY cited the same domestic increase and a(nbcnews.com)g month to month, which matters because it suggests this is not just one booking site seeing noise — prices were already moving higher before the peak summer rush. (today.com) ### Is this only about Spirit? No — Spirit is the accelerant, not the whole fire. Fuel costs have been rising, and airlines do not just eat that forever. They push through higher base fares, trim less profitable flying, and lean harder on fees. That is why travelers are getting squeezed from multiple directions at once: t(today.com)present airlines have been blunt that the old rock-bottom-fare model is getting harder to sustain. (nbcnews.com) ### Why do fewer flights matter? Because airfare is basically a seat auction with a schedule attached. If airlines cut marginal routes or reduce frequency, fewer seats are available at the lowest fare buckets. Once those cheap buckets sell out, later shoppers see a much uglier screen. That is especially painful in summer, when families are (nbcnews.com)ot have to be huge to move prices — they just have to hit the routes where budget travelers used to have options. (going.com) ### Are international trips seeing the same thing? Yes, but less sharply. The reported increase for international fares is 7.5%, which is still meaningful, just not as severe as domestic. That gap makes sense. Spirit’s disappearance hits the U.S. domestic bargain market more directly than long-haul international flying, where competition works differently and many t(going.com)y story, not a global airfare shock. (today.com) ### What should travelers take from this? The simple read is that the cheap-seat cushion is thinner now. Waiting for a dramatic summer fare drop looks riskier when one of the country’s biggest discounters has exited and the remaining airlines are facing higher costs. Travelers still may find deals on off-peak days or later-summer departures, but the broad trend is the opposite of relief. (nbcnews.com) ### Bottom line This is not just “flights cost more.” It is a market-structure story. Spirit’s shutdown removed a price-cutting force from U.S. aviation right as fuel and fee pressure were already building — and that is why an 18% jump in domestic fares suddenly looks believable. (nbcnews.com)