Tracked live by the FAA. The scheduled times shown are from a typical Wednesday because the FAA's flight plan was first seen after takeoff.
UNITED · FLIGHT UA 647
IN THE AIR (OFF 8:00 AM ET, ETA 9:58 AM MT)
Today
UA 647 · BOS → DEN
took off 8:00 AM ET · expected to land 9:58 AM MT (scheduled 7:45 AM ET → 10:19 AM MT)
Forecast issued Wed 7:00 AM ET · 1h before departure
Odds over time
Arrive at DEN more than 15 minutes late?
<1%
chance · ±0 pts
−4 pts · 24h
HOW SURE WE ARE
Very high. The odds now come almost entirely from live conditions.
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How late will it get to DEN?
LIVE
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On time or early
99%
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15–30 min late
<1%
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30 min–1 hour late
0%
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1–2 hours late
0%
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Over 2 hours late
0%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%; while it’s in the air they come from the FAA’s arrival estimate.