Elevated jet fuel costs represent the dominant factor weighing on American Airlines' Q3 2026 earnings prospects, with recent price spikes adding roughly $1 billion to fourth-quarter expense projections and prompting multiple downward revisions to EPS estimates. Consensus now centers on a loss of about $0.31–$0.35 per share, reflecting a sharp year-over-year decline even as revenue is expected to rise 16–19% on resilient demand across premium, corporate, and international segments. Company guidance issued in July already framed a Q3 adjusted loss range of $0.70 to $0.10, and further fuel volatility since then has reinforced trader caution. Earnings are scheduled for October 22, with market-implied odds reflecting the balance between top-line strength and persistent cost pressures that have compressed margins.