Schedule: FAA flight plans.

SOUTHWEST · FLIGHT WN 1821 SCHEDULED
Yesterday

WN 1821 · MDW → TUS

departs 3:46 PM CT · arrives 5:33 PM MT
Forecast issued Thu 10:00 PM ET · 5h after departure

Odds over time

Arrive at TUS more than 15 minutes late?
34% chance · ±0 pts −7 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 25% 50% 75% 100% 1.0d 12h 6h Departs Lands Now

How late will it get to TUS?

  1. On time or early
    65%
  2. 15–30 min late
    7%
  3. 30 min–1 hour late
    14%
  4. 1–2 hours late
    9%
  5. Over 2 hours late
    3%
  6. Cancelled
    1%

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