Airlines are heading into 2025 with a mix of optimism and caution as the industry prepares for record profits despite continued supply chain delays. IATA says lower jet fuel prices could ease some financial pressure even as Airbus pares back delivery targets due to fuselage quality issues. Meanwhile, carriers continue reshaping their networks: JetBlue is expanding its footprint in Florida and the Caribbean, Spirit is shedding assets as it restructures, and United is updating its MileagePlus program with changes that will make some upgrades easier and others less predictable.

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