Authority
14 CFR §259.5 · 14 CFR Part 250.5
Significant schedule change (3+ hours domestic, 6+ international) requires automatic cash refund. Involuntary denied boarding pays 200% or 400% of the one-way fare, capped at $1,075 / $2,150. Baggage delay thresholds: 12hr domestic, 15–30hr international.