Flight UAL721 UA721

United Airlines

Last contact 15 hours ago
KBOS
Boston Logan International Airport
Boston
→
KIAD
Washington Dulles International Airport
Dulles
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.

30-day history

Date Aircraft From To First contact Last On air Max altitude
22.10.2026 A91535 KBOS Boston KIAD Dulles 18:36 UTC 20:10 UTC 1 h 34 min 30 000 ft
21.10.2026 A94B2E KBOS Boston KIAD Dulles 18:30 UTC 19:46 UTC 1 h 17 min 32 000 ft
20.10.2026 A92478 KBOS Boston KIAD Dulles 18:39 UTC 20:10 UTC 1 h 30 min 30 000 ft
20.10.2026 A92478 KBOS Boston KIAD Dulles 18:17 UTC 18:17 UTC 0 h 0 min 0 ft
19.10.2026 A46D95 KBOS Boston KIAD Dulles 18:30 UTC 19:46 UTC 1 h 16 min 30 000 ft
18.10.2026 A49510 KBOS Boston KIAD Dulles 18:32 UTC 19:48 UTC 1 h 16 min 28 000 ft
17.10.2026 AB890A KBOS Boston KIAD Dulles 18:19 UTC 19:59 UTC 1 h 40 min 32 025 ft
16.10.2026 A494E9 KBOS Boston KIAD Dulles 18:27 UTC 19:52 UTC 1 h 25 min 30 000 ft
15.10.2026 AB1B3E KBOS Boston KIAD Dulles 18:27 UTC 20:05 UTC 1 h 38 min 30 000 ft
14.10.2026 A445CD KBOS Boston KIAD Dulles 18:27 UTC 19:49 UTC 1 h 21 min 30 000 ft
13.10.2026 A837A3 KBOS Boston KIAD Dulles 18:25 UTC 19:45 UTC 1 h 21 min 28 000 ft
12.10.2026 A46D8F KBOS Boston KIAD Dulles 19:07 UTC 20:35 UTC 1 h 28 min 30 000 ft
11.10.2026 A46D70 KBOS Boston KIAD Dulles 18:12 UTC 19:44 UTC 1 h 31 min 30 000 ft
10.10.2026 AB2169 KBOS Boston KIAD Dulles 18:22 UTC 19:50 UTC 1 h 28 min 30 000 ft
09.10.2026 AA7F46 KBOS Boston KIAD Dulles 18:22 UTC 19:46 UTC 1 h 23 min 30 000 ft
08.10.2026 A583F5 KBOS Boston KIAD Dulles 18:29 UTC 20:07 UTC 1 h 38 min 30 000 ft
07.10.2026 A94B50 KBOS Boston KIAD Dulles 18:28 UTC 20:06 UTC 1 h 38 min 30 000 ft
06.10.2026 A94B51 KBOS Boston KIAD Dulles 19:43 UTC 21:28 UTC 1 h 45 min 30 000 ft
05.10.2026 A94BFC KBOS Boston KIAD Dulles 19:30 UTC 21:00 UTC 1 h 30 min 26 000 ft
05.10.2026 A94BFC KBOS Boston KIAD Dulles 18:17 UTC 18:30 UTC 0 h 12 min 0 ft
04.10.2026 AA2BC1 KBOS Boston KIAD Dulles 18:27 UTC 20:00 UTC 1 h 33 min 24 025 ft
03.10.2026 AC06F5 KBOS Boston KIAD Dulles 18:25 UTC 19:49 UTC 1 h 25 min 30 000 ft
02.10.2026 A44565 KBOS Boston KIAD Dulles 18:19 UTC 19:45 UTC 1 h 25 min 30 000 ft
01.10.2026 AA2BA2 KBOS Boston KIAD Dulles 18:40 UTC 20:04 UTC 1 h 23 min 30 025 ft
30.09.2026 A46D29 KBOS Boston KIAD Dulles 19:45 UTC 21:03 UTC 1 h 18 min 30 000 ft
29.09.2026 AA7ABD KBOS Boston KIAD Dulles 18:49 UTC 20:29 UTC 1 h 40 min 30 025 ft
27.09.2026 A44565 KBOS Boston KIAD Dulles 19:22 UTC 21:05 UTC 1 h 42 min 30 025 ft
27.09.2026 A44565 KBOS Boston KIAD Dulles 18:54 UTC 18:56 UTC 0 h 1 min 0 ft
26.09.2026 AB1644 KBOS Boston KIAD Dulles 18:22 UTC 20:02 UTC 1 h 39 min 31 975 ft
25.09.2026 A8D5A0 KBOS Boston KIAD Dulles 18:25 UTC 20:04 UTC 1 h 39 min 28 000 ft
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