Schedule: FAA flight plans.
UNITED · FLIGHT UA 1646
IN THE AIR (OFF 9:54 PM PT, ETA 5:37 AM ET)
Today
UA 1646 · SFO → BWI
took off 9:54 PM PT · expected to land 5:37 AM ET (scheduled 9:30 PM PT → 5:50 AM ET)
Forecast issued Mon 11:00 PM ET · 2h before departure
Odds over time
Arrive at BWI more than 15 minutes late?
1%
chance · ±0 pts
+43 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 BWI?
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
<1%
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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.