Flight UAL255 UA255

United Airlines

Last contact 1 hour ago
KDEN
Denver International Airport
Denver
→
KBOI
Boise Air Terminal/Gowen Field
Boise
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
23.10.2026 A61D00 KDEN Denver KBOI Boise 14:40 UTC 15:22 UTC 0 h 42 min 36 025 ft
23.10.2026 A61D00 KDEN Denver KBOI Boise 13:37 UTC 14:21 UTC 0 h 43 min 36 025 ft
22.10.2026 A5D1B9 KDEN Denver KBOI Boise 14:54 UTC 16:37 UTC 1 h 43 min 36 025 ft
21.10.2026 A57796 KDEN Denver KBOI Boise 14:37 UTC 15:25 UTC 0 h 48 min 36 025 ft
21.10.2026 A57796 KDEN Denver KBOI Boise 13:32 UTC 14:15 UTC 0 h 43 min 36 000 ft
20.10.2026 A5EA5C KDEN Denver KBOI Boise 14:30 UTC 15:17 UTC 0 h 47 min 36 025 ft
20.10.2026 A5EA5C KDEN Denver KBOI Boise 13:32 UTC 14:07 UTC 0 h 35 min 36 025 ft
19.10.2026 A611DB KDEN Denver KBOI Boise 14:42 UTC 15:30 UTC 0 h 47 min 36 000 ft
19.10.2026 A611DB KDEN Denver KBOI Boise 13:47 UTC 14:22 UTC 0 h 35 min 36 000 ft
18.10.2026 A562AA KDEN Denver KBOI Boise 14:35 UTC 15:23 UTC 0 h 49 min 35 950 ft
18.10.2026 A562AA KDEN Denver KBOI Boise 13:40 UTC 14:20 UTC 0 h 41 min 35 950 ft
17.10.2026 A43EA2 KDEN Denver KBOI Boise 14:49 UTC 15:36 UTC 0 h 46 min 38 000 ft
17.10.2026 A43EA2 KDEN Denver KBOI Boise 14:08 UTC 14:31 UTC 0 h 24 min 38 000 ft
17.10.2026 A43EA2 KDEN Denver KBOI Boise 13:39 UTC 13:47 UTC 0 h 8 min 0 ft
16.10.2026 A553CE KDEN Denver KBOI Boise 13:54 UTC 15:36 UTC 1 h 42 min 36 025 ft
15.10.2026 A5D927 KDEN Denver KBOI Boise 14:32 UTC 15:21 UTC 0 h 49 min 30 025 ft
15.10.2026 A5D927 KDEN Denver KBOI Boise 13:37 UTC 14:08 UTC 0 h 31 min 30 000 ft
14.10.2026 A60BCB KDEN Denver KBOI Boise 14:29 UTC 15:11 UTC 0 h 41 min 36 025 ft
14.10.2026 A60BCB KDEN Denver KBOI Boise 13:37 UTC 14:10 UTC 0 h 33 min 36 000 ft
13.10.2026 A6045D KDEN Denver KBOI Boise 14:52 UTC 15:32 UTC 0 h 39 min 36 000 ft
13.10.2026 A6045D KDEN Denver KBOI Boise 14:02 UTC 14:31 UTC 0 h 29 min 36 000 ft
12.10.2026 A54650 KDEN Denver KBOI Boise 14:25 UTC 15:11 UTC 0 h 46 min 30 050 ft
12.10.2026 A54650 KDEN Denver KBOI Boise 13:32 UTC 14:05 UTC 0 h 33 min 32 000 ft
11.10.2026 A5CA4B KDEN Denver KBOI Boise 14:35 UTC 15:19 UTC 0 h 44 min 36 050 ft
11.10.2026 A5CA4B KDEN Denver KBOI Boise 13:37 UTC 14:20 UTC 0 h 43 min 36 000 ft
10.10.2026 A92384 KDEN Denver KBOI Boise 14:32 UTC 15:20 UTC 0 h 48 min 36 000 ft
10.10.2026 A92384 KDEN Denver KBOI Boise 13:37 UTC 14:15 UTC 0 h 37 min 36 000 ft
09.10.2026 A56A18 KDEN Denver KBOI Boise 14:31 UTC 15:18 UTC 0 h 47 min 34 025 ft
09.10.2026 A56A18 KDEN Denver KBOI Boise 13:37 UTC 14:12 UTC 0 h 35 min 33 975 ft
08.10.2026 A5F938 KDEN Denver KBOI Boise 14:33 UTC 15:21 UTC 0 h 48 min 34 000 ft
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