Schedule: FAA flight plans.
UNITED · FLIGHT UA 939
PROBABLY LANDED (THE FAA HASN'T CONFIRMED THE LANDING TIME)
UA 939 · LHR → SFO
took off 4:32 PM BST · probably landed (not confirmed) (scheduled 4:08 PM BST → 6:34 PM PT)
Forecast issued Wed 10:00 PM ET · 11h after departure
Odds over time
Arrive at SFO more than 15 minutes late?
18%
chance · ±0 pts
−1 pt · 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 SFO?
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On time or early
78%
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15–30 min late
2%
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30 min–1 hour late
8%
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1–2 hours late
5%
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Over 2 hours late
4%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.