Schedule: FAA flight plans.
UNITED · FLIGHT UA 1523
SCHEDULED
Today
UA 1523 · IAD → GUA
departs 5:43 PM ET · arrives 8:03 PM CST
Forecast issued Tue 1:00 AM ET · 17h before departure
Odds over time
Arrive at GUA more than 15 minutes late?
24%
chance · ±2 pts
– · 24h
HOW SURE WE ARE
Good. The odds now lean mostly on firmed-up weather forecasts.
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How late will it get to GUA?
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On time or early
76%
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15–30 min late
14%
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30 min–1 hour late
4%
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1–2 hours late
4%
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Over 2 hours late
2%
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Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.