Dataset
Airline Schedule Change Policy Index
A structured comparison of selected official airline sources, their scope, stated options, limits, and verification dates.
Explore resourceFlightChangeCheck research desk
Primary sources, checked dates, and careful conclusions.
We track what selected airline and regulator sources actually say about airline-initiated schedule changes. The research is public so travelers, journalists, and researchers can inspect the evidence for themselves.
Source inventory
40
airline entries with checked, schedule-relevant primary sources
Additional scope
2
limited-source entries clearly labeled as such
Last checked
Oct 4, 2026
Version 2026-10-04.14; each entry gives its own source date
Dataset
Airline Schedule Change Option Map
Selected traveler-facing options coded separately by remedy, time wording, conditions, and source date. Download the underlying CSV or JSON.
Explore resourceMonitoring
Airline Policy Change Monitor
Our source-watch process and human review queue for potentially material changes. We publish only verified changes.
Explore resourceResearch note
DOT and flight-number changes
What the current U.S. DOT enforcement-discretion notice says about renumbered flights through July 7, 2027.
Explore resourceU.S. regulatory source map
October 2026 DOT delay-cause rule
The October 19 reporting change, airline disruption help, and ticket-price refunds have distinct primary-source tests. Last verified October 4, 2026.
Explore resourceU.S. regulatory source map
Refunds vs delay compensation
The active DOT ticket-refund rule and the withdrawn proposal for additional disruption compensation are different regulatory actions.
Explore resourceU.S. source comparison
DOT refund-deadline wording
The current rule and two different day-count phrases on DOT's consumer page, with the payment method and refund trigger kept in view.
Explore resourceSource comparison
Five airline schedule-change thresholds
A source-by-source look at published time triggers, the options they describe, and why the numbers cannot be treated as one rule.
Explore resourceU.S. source briefing
Rebooking windows vs refund triggers
JetBlue, Southwest and Delta source clauses show why an hours trigger, replacement-flight window and action deadline answer different questions.
Explore resourceU.S. source comparison
Frontier refund threshold wording
Two current Frontier pages use different words at the exact three- and six-hour refund boundary; the contract and DOT rule have separate scopes.
Explore resourceU.S. source comparison
American and DOT refund clocks
American's general service-plan wording and the DOT rule describe different refund scopes and timing triggers.
Explore resourceU.S. source comparison
Alaska/Hawaiian contract and DOT time tests
Their shared passenger contract uses a three-hour definition in four time directions; the separate DOT refund test uses direction-specific domestic and international measures.
Explore resourceU.S. source note
Avelo schedule-change options
Avelo lists a refund, credit and seven-day flight move; its traveler page leaves the exact-three-hour and calendar-date wording unresolved.
Explore resourceSource provenance
Icelandair refund-source discrepancy
Two live first-party Icelandair URLs use different refund wording; the current terms directory shows which source it links.
Explore resourceMethods
How we research
Selection, source standards, field definitions, limitations, corrections, and version history.
Explore resourceOpen research
Use the data, inspect the sources, report a correction.
The dataset is downloadable as CSV or JSON. This work describes selected public sources; it does not decide the outcome for a particular ticket.