A temporary US-Iran peace deal has lowered oil prices, potentially saving airlines billions in fuel costs. However, these savings are unlikely to translate into immediate fare reductions for passengers. Despite rising fuel costs earlier in the year, airlines have only partially offset those increases through higher ticket prices and fees, recovering roughly 40-60% of the added expense. Limited domestic seat availability gives airlines the flexibility to prioritize margin rebuilding over lowering fares. US jet fuel prices have already fallen significantly, but airlines are focused on recouping losses and anticipate fully recovering increased fuel costs by year-end. Current data indicates domestic fares are up over 34% year-over-year, and the ability to maintain these prices, even with easing fuel costs, remains a key factor.