Schedule: a typical Wednesday (the flights of Jul 29, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.

AMERICAN · FLIGHT AA 634 SCHEDULED · TYPICAL SCHEDULE
Today

AA 634 · MSN → PHX

departs 8:00 AM CT · arrives 9:32 AM MT
Forecast issued Wed 4:00 PM ET · 7h after departure

Odds over time

Arrive at PHX more than 15 minutes late?
24% chance · ±0 pts +0 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 10% 20% 30% 40% 2.8d 2d 1d 12h 6h Departs Lands

How late will it get to PHX?

  1. On time or early
    75%
  2. 15–30 min late
    12%
  3. 30 min–1 hour late
    4%
  4. 1–2 hours late
    5%
  5. Over 2 hours late
    3%
  6. Cancelled
    1%

Gate arrival compared with the scheduled arrival. The ranges add up to 100%.