# 2026-12603: Airlines Must File Winter Schedules at Five Busy Airports

2026-12603, Notice of Submission Deadline for Schedule Information for Chicago O'Hare International Airport, John F. Kennedy International Airport, Los Angeles International Airport, Newark Liberty International Airport, and San Francisco International Airport for the Winter 2026/2027 Scheduling Season, is a Federal Register notice from Transportation Department, Federal Aviation Administration published 2026-06-23, effective 2026-06-30 (as of 2026-06-30).

- Canonical: https://policyrisk.com/federal-register/2026-12603
- As of: 2026-06-30
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2026-12603
- Title: Notice of Submission Deadline for Schedule Information for Chicago O'Hare International Airport, John F. Kennedy International Airport, Los Angeles International Airport, Newark Liberty International Airport, and San Francisco International Airport for the Winter 2026/2027 Scheduling Season
- Type: Notice
- Agencies: Transportation Department; Federal Aviation Administration
- Citation: 91 FR 37777
- Published: 2026-06-23
- Effective: 2026-06-30
- Comments close: 2026-06-30
- Significant: no
- Touches household money: no
- Regulation identifier numbers: none
- Last updated: 2026-06-30

## In one line

Airlines Must File Winter Schedules at Five Busy Airports

## Summary

Airlines flying to Chicago O'Hare, JFK, LAX, Newark, and San Francisco need to send in their winter 2026/2027 flight schedules by June 30, 2026. This deadline helps the FAA manage busy airports and keep flights running smoothly. Missing the deadline could mean delays or lost slots, so airlines better act fast!

## Abstract

Under this notice, FAA announces the submission deadline of June 30, 2026, for Winter 2026/2027 flight schedules at Chicago O'Hare International Airport (ORD), John F. Kennedy International Airport (JFK), Los Angeles International Airport (LAX), Newark Liberty International Airport (EWR), and San Francisco International Airport (SFO).

## Effects PRIA read

No economic effects identified for this document.

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## Sources
- [2026-12603 on federalregister.gov](https://www.federalregister.gov/documents/2026/06/23/2026-12603/notice-of-submission-deadline-for-schedule-information-for-chicago-ohare-international-airport-john)
- [2026-12603 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2026-06-23/pdf/2026-12603.pdf)

## Related
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- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2026-12603 (as of 2026-06-30).