From the blog

#capacity

4 articles tagged #capacity.

A load-factor gauge filled to 83.8% beside a grid of mostly-occupied seats, in Active Flights brand cyan on near-black.
Industry & Markets·

The 2026 capacity squeeze: fuller planes, thinner margins, and the pressure on schedule data

Airlines are flying at record load factors on a ~3.9% net margin while new aircraft stay scarce. When every seat counts this much, the schedule is where efficiency is won or lost.

#capacity#load-factor#market#2026
A world map dotted with coordinated-airport markers over a schedule grid, in Active Flights brand blue on near-black.
Aviation·

395 coordinated airports: the 2026 slot picture

Nearly 400 airports worldwide restrict who can operate and when in 2026, and around 43% of global departures leave a slot-coordinated field. Here's the 2026 landscape — and why a published schedule and its slot holdings have to agree.

#airport-slots#coordination#wasg#capacity
A capacity bar built from seats multiplied by frequency, next to a faded, unavailable distance axis, in Active Flights brand cyan on near-black.
SSIM & Schedules·

Reading capacity without distances: the ASM proxy

SSIM carries seats and times but no stage lengths, so you can't compute true available seat-miles from the file alone. Here's what you can honestly measure — and where the proxy ends.

#capacity#asm#seat-hours#scheduling
A time-of-day slot strip with allocated and constrained slots beside a Level 3 coordinated-airport badge, in Active Flights brand emerald on near-black.
SSIM & Schedules·

Airport slots and the schedule: a plain guide to coordination (WASG basics)

At the world's busiest airports you can't just publish a flight — you need a slot. Here's how slot coordination works, the three airport levels, and why the schedule and the slot book have to agree.

#airport-slots#coordination#scheduling#capacity