Schedule: FAA flight plans.
DELTA · FLIGHT DL 1139
SCHEDULED
Today
DL 1139 · ATL → ORD
departs 7:39 PM ET · arrives 8:51 PM CT
Forecast issued Sun 3:00 PM ET · 5h before departure
Odds over time
Arrive at ORD more than 15 minutes late?
75%
chance · ±0 pts
+28 pts · 24h
HOW SURE WE ARE
High. The odds now come mostly from live FAA and airport data.
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How late will it get to ORD?
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On time or early
24%
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15–30 min late
52%
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30 min–1 hour late
<1%
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1–2 hours late
20%
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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%.