Flight SWA1257 WN1257

Southwest Airlines

Last contact 6 hours ago
KBOS
Boston Logan International Airport
Boston
→
KDEN
Denver International Airport
Denver
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
31.10.2026 ABFDAF KBOS Boston KDEN Denver 11:30 UTC 12:08 UTC 0 h 38 min 20 000 ft
30.10.2026 AC796B KBOS Boston KDEN Denver 15:12 UTC 17:00 UTC 1 h 47 min 36 000 ft
29.10.2026 N8931L KBOS Boston KDEN Denver 15:10 UTC 16:57 UTC 1 h 47 min 36 000 ft
26.10.2026 ABB4EA KBOS Boston KDEN Denver 14:58 UTC 16:42 UTC 1 h 45 min 36 000 ft
25.10.2026 A5CE40 KBOS Boston KDEN Denver 21:27 UTC 23:59 UTC 2 h 32 min 38 025 ft
25.10.2026 A5CE40 KBOS Boston KDEN Denver 20:20 UTC 21:11 UTC 0 h 51 min 36 000 ft
24.10.2026 AC5765 KBOS Boston KDEN Denver 15:17 UTC 16:09 UTC 0 h 53 min 26 000 ft
23.10.2026 N8881L KBOS Boston KDEN Denver 15:10 UTC 16:57 UTC 1 h 47 min 32 000 ft
22.10.2026 N8864H KBOS Boston KDEN Denver 15:15 UTC 16:58 UTC 1 h 44 min 36 000 ft
19.10.2026 ABAD6C KBOS Boston KDEN Denver 14:52 UTC 16:42 UTC 1 h 50 min 38 000 ft
18.10.2026 ACEF18 KBOS Boston KDEN Denver 21:28 UTC 23:53 UTC 2 h 25 min 40 000 ft
18.10.2026 ACEF18 KBOS Boston KDEN Denver 20:02 UTC 21:04 UTC 1 h 2 min 36 000 ft
17.10.2026 N8902Q KBOS Boston KDEN Denver 15:42 UTC 16:33 UTC 0 h 51 min 26 025 ft
16.10.2026 N8840Q KBOS Boston KDEN Denver 15:00 UTC 16:58 UTC 1 h 59 min 34 000 ft
15.10.2026 N8928Q KBOS Boston KDEN Denver 15:13 UTC 17:02 UTC 1 h 48 min 36 000 ft
12.10.2026 AC0048 KBOS Boston KDEN Denver 15:12 UTC 17:01 UTC 1 h 49 min 34 025 ft
12.10.2026 A302A0 KBOS Boston KDEN Denver 00:20 UTC 00:21 UTC 0 h 1 min 0 ft
11.10.2026 A302A0 KBOS Boston KDEN Denver 21:27 UTC 00:01 UTC 2 h 34 min 40 025 ft
11.10.2026 A302A0 KBOS Boston KDEN Denver 20:04 UTC 21:06 UTC 1 h 2 min 36 000 ft
10.10.2026 AC4CA8 KBOS Boston KDEN Denver 15:27 UTC 16:22 UTC 0 h 55 min 25 725 ft
09.10.2026 N8886C KBOS Boston KDEN Denver 15:45 UTC 17:44 UTC 2 h 0 min 38 000 ft
08.10.2026 N8840Q KBOS Boston KDEN Denver 15:58 UTC 17:04 UTC 1 h 6 min 38 000 ft
08.10.2026 N8840Q KBOS Boston KDEN Denver 15:08 UTC 15:42 UTC 0 h 35 min 36 000 ft
05.10.2026 ABB1DE KBOS Boston KDEN Denver 15:03 UTC 16:54 UTC 1 h 51 min 36 000 ft
04.10.2026 A5E0D3 KBOS Boston KDEN Denver 21:26 UTC 23:57 UTC 2 h 31 min 38 025 ft
04.10.2026 A5E0D3 KBOS Boston KDEN Denver 20:09 UTC 21:00 UTC 0 h 51 min 30 000 ft
03.10.2026 AC5ADA KBOS Boston KDEN Denver 15:11 UTC 16:03 UTC 0 h 52 min 28 000 ft
03.10.2026 AC5ADA KBOS Boston KDEN Denver 14:42 UTC 14:49 UTC 0 h 7 min 0 ft
02.10.2026 N8820L KBOS Boston KDEN Denver 15:07 UTC 17:34 UTC 2 h 27 min 38 000 ft
01.10.2026 AC7188 KBOS Boston KDEN Denver 15:00 UTC 16:56 UTC 1 h 57 min 38 000 ft
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