Flight UAL28 UA28

United Airlines · N51104 · B789

Last contact 27 minutes ago
WSSS
Singapore Changi Airport
Singapore
→
KSFO
San Francisco International Airport
San Francisco
Altitude
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Ground speed
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Vertical rate
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Track
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Squawk
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Source
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Figures refresh every 15 seconds while the flight is airborne.

Aircraft page

30-day history

Date Aircraft From To First contact Last On air Max altitude
23.10.2026 N51104 WSSS Singapore KSFO San Francisco 19:09 UTC 19:59 UTC 0 h 49 min 36 975 ft
23.10.2026 N51104 WSSS Singapore KSFO San Francisco 15:52 UTC 16:41 UTC 0 h 49 min 35 000 ft
23.10.2026 N51104 WSSS Singapore KSFO San Francisco 13:25 UTC 14:00 UTC 0 h 36 min 31 000 ft
23.10.2026 N51104 WSSS Singapore KSFO San Francisco 13:04 UTC 13:07 UTC 0 h 3 min 0 ft
23.10.2026 A7F50A WSSS Singapore KSFO San Francisco 04:07 UTC 04:57 UTC 0 h 49 min 40 000 ft
22.10.2026 A7F50A WSSS Singapore KSFO San Francisco 14:52 UTC 15:25 UTC 0 h 33 min 35 000 ft
22.10.2026 A7F50A WSSS Singapore KSFO San Francisco 13:28 UTC 14:00 UTC 0 h 32 min 30 975 ft
22.10.2026 A34D20 WSSS Singapore KSFO San Francisco 03:19 UTC 04:02 UTC 0 h 43 min 40 000 ft
21.10.2026 A34D20 WSSS Singapore KSFO San Francisco 18:47 UTC 19:41 UTC 0 h 54 min 35 000 ft
21.10.2026 A34D20 WSSS Singapore KSFO San Francisco 16:23 UTC 17:19 UTC 0 h 57 min 35 000 ft
21.10.2026 A34D20 WSSS Singapore KSFO San Francisco 13:15 UTC 13:56 UTC 0 h 41 min 31 000 ft
21.10.2026 N51104 WSSS Singapore KSFO San Francisco 03:30 UTC 04:34 UTC 1 h 4 min 39 000 ft
20.10.2026 N51104 WSSS Singapore KSFO San Francisco 16:02 UTC 16:36 UTC 0 h 34 min 35 000 ft
20.10.2026 N51104 WSSS Singapore KSFO San Francisco 14:49 UTC 15:32 UTC 0 h 42 min 35 000 ft
20.10.2026 N51104 WSSS Singapore KSFO San Francisco 13:27 UTC 14:01 UTC 0 h 34 min 32 975 ft
20.10.2026 A9823D WSSS Singapore KSFO San Francisco 03:15 UTC 04:26 UTC 1 h 11 min 39 000 ft
19.10.2026 A9823D WSSS Singapore KSFO San Francisco 15:29 UTC 16:02 UTC 0 h 33 min 35 000 ft
19.10.2026 A9823D WSSS Singapore KSFO San Francisco 14:17 UTC 15:00 UTC 0 h 43 min 35 000 ft
19.10.2026 A9823D WSSS Singapore KSFO San Francisco 12:58 UTC 13:24 UTC 0 h 26 min 31 000 ft
19.10.2026 N81105 WSSS Singapore KSFO San Francisco 03:47 UTC 04:42 UTC 0 h 55 min 39 000 ft
18.10.2026 N81105 WSSS Singapore KSFO San Francisco 16:07 UTC 16:44 UTC 0 h 37 min 35 025 ft
18.10.2026 N81105 WSSS Singapore KSFO San Francisco 13:47 UTC 14:20 UTC 0 h 33 min 31 025 ft
18.10.2026 N51104 WSSS Singapore KSFO San Francisco 03:38 UTC 04:40 UTC 1 h 2 min 39 000 ft
17.10.2026 N51104 WSSS Singapore KSFO San Francisco 16:13 UTC 16:51 UTC 0 h 38 min 35 000 ft
17.10.2026 N51104 WSSS Singapore KSFO San Francisco 13:28 UTC 14:06 UTC 0 h 37 min 31 000 ft
17.10.2026 A34D20 WSSS Singapore KSFO San Francisco 03:15 UTC 03:55 UTC 0 h 41 min 35 000 ft
16.10.2026 A34D20 WSSS Singapore KSFO San Francisco 16:07 UTC 16:41 UTC 0 h 33 min 35 000 ft
16.10.2026 A34D20 WSSS Singapore KSFO San Francisco 14:52 UTC 15:36 UTC 0 h 44 min 35 000 ft
16.10.2026 A34D20 WSSS Singapore KSFO San Francisco 13:32 UTC 14:06 UTC 0 h 34 min 31 000 ft
16.10.2026 AB0FA7 WSSS Singapore KSFO San Francisco 03:00 UTC 03:43 UTC 0 h 43 min 39 000 ft
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