Not currently tracked · last seen 20h ago
- Flights observed
- 10
- Avg flight time
- 1h 52m
- Typical route
- DEN → SFO
- Last seen
- 20h ago
Last known area
Recent flights last 10
| Date | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|
| 2026-04-14 | DEN → SFO | Apr 14, 09:10 UTC | Apr 14, 09:45 UTC | 35m |
| 2026-04-14 | DEN → SFO | Apr 14, 07:10 UTC | Apr 14, 09:05 UTC | 1h 55m |
| 2026-04-14 | DEN → SFO | Apr 14, 05:15 UTC | Apr 14, 07:10 UTC | 1h 55m |
| 2026-04-13 | - | Apr 13, 23:14 UTC | Apr 14, 02:35 UTC | 3h 21m |
| 2026-04-13 | LAS → IAH | Apr 13, 20:00 UTC | Apr 13, 20:10 UTC | 10m |
| 2026-04-13 | - | Apr 13, 16:15 UTC | Apr 13, 17:55 UTC | 1h 40m |
| 2026-04-13 | - | Apr 13, 15:45 UTC | Apr 13, 16:15 UTC | 30m |
| 2026-04-13 | IAD → LAS | Apr 13, 00:20 UTC | Apr 13, 03:20 UTC | 3h 0m |
| 2026-04-12 | IAD → LAS | Apr 12, 23:55 UTC | Apr 13, 03:20 UTC | 3h 25m |
| 2026-04-12 | - | Apr 12, 17:35 UTC | Apr 12, 19:45 UTC | 2h 10m |
Specifications
| Registration | N37540 |
| Operator | UNITED AIRLINES INC |
| Mode-S code | A4495B · 51044533 (octal) |
Looking for transponder-level data? View the Mode-S A4495B page for country allocation, callsign history, and ADS-B signal details.
N37540 frequently asked
Who operates N37540?
N37540 is operated by UNITED AIRLINES INC.
What is the Mode-S transponder code for N37540?
N37540 broadcasts on Mode-S (ICAO 24-bit) address A4495B (octal 51044533). View the transponder page.
What route does N37540 typically fly?
N37540 most frequently flies between DEN and SFO based on observed flights.
Where is N37540 right now?
N37540 is not currently being tracked; last seen 20h ago.