Not currently tracked · last seen 59m ago
- Flights observed
- 379 showing last 50
- Avg flight time
- 2h 53m
- Typical route
- ORD → PHX
- Last seen
- 59m ago
Last known area
Recent flights last 50
| Date | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|
| 2026-07-14 | BOS → ORD | Jul 14, 13:55 UTC | Jul 14, 15:55 UTC | 2h 0m |
| 2026-07-14 | - | Jul 14, 07:15 UTC | Jul 14, 12:30 UTC | 5h 15m |
| 2026-07-13 | - | Jul 13, 23:00 UTC | Jul 14, 04:05 UTC | 5h 5m |
| 2026-07-13 | - | Jul 13, 16:00 UTC | Jul 13, 21:15 UTC | 5h 15m |
| 2026-07-13 | - | Jul 13, 12:20 UTC | Jul 13, 13:00 UTC | 40m |
| 2026-07-13 | OGG → LAX | Jul 13, 08:10 UTC | Jul 13, 12:51 UTC | 4h 41m |
| 2026-07-13 | - | Jul 13, 01:15 UTC | Jul 13, 01:45 UTC | 30m |
| 2026-07-12 | DEN → LAX | Jul 12, 22:02 UTC | Jul 12, 23:48 UTC | 1h 46m |
| 2026-07-12 | - | Jul 12, 22:00 UTC | Jul 12, 22:15 UTC | 15m |
| 2026-07-12 | TPA → DEN | Jul 12, 17:05 UTC | Jul 12, 20:25 UTC | 3h 20m |
| 2026-07-12 | IAD → TPA | Jul 12, 13:20 UTC | Jul 12, 15:10 UTC | 1h 50m |
| 2026-07-12 | SFO → IAD | Jul 12, 00:05 UTC | Jul 12, 04:45 UTC | 4h 40m |
| 2026-07-11 | - | Jul 11, 17:35 UTC | Jul 11, 22:05 UTC | 4h 30m |
| 2026-07-11 | - | Jul 11, 12:45 UTC | Jul 11, 15:00 UTC | 2h 15m |
| 2026-07-11 | - | Jul 11, 07:40 UTC | Jul 11, 11:10 UTC | 3h 30m |
| 2026-07-11 | - | Jul 11, 00:35 UTC | Jul 11, 05:50 UTC | 5h 15m |
| 2026-07-10 | ORD → MCO | Jul 10, 19:40 UTC | Jul 10, 21:55 UTC | 2h 15m |
| 2026-07-10 | - | Jul 10, 14:05 UTC | Jul 10, 16:50 UTC | 2h 45m |
| 2026-07-10 | ORD → PHX | Jul 10, 02:38 UTC | Jul 10, 05:53 UTC | 3h 15m |
| 2026-07-10 | ORD → PHX | Jul 10, 02:45 UTC | Jul 10, 05:55 UTC | 3h 10m |
| 2026-07-09 | IAD → ORD | Jul 9, 13:40 UTC | Jul 9, 22:45 UTC | 9h 5m |
| 2026-07-09 | LAX → IAD | Jul 9, 05:50 UTC | Jul 9, 10:30 UTC | 4h 40m |
| 2026-07-09 | LAX → IAD | Jul 9, 05:59 UTC | Jul 9, 10:27 UTC | 4h 28m |
| 2026-07-09 | - | Jul 9, 03:00 UTC | Jul 9, 03:45 UTC | 45m |
| 2026-07-08 | KOA → LAX | Jul 8, 23:11 UTC | Jul 9, 03:37 UTC | 4h 26m |
| 2026-07-08 | - | Jul 8, 23:00 UTC | Jul 8, 23:05 UTC | 5m |
| 2026-07-08 | - | Jul 8, 21:20 UTC | Jul 8, 21:30 UTC | 10m |
| 2026-07-08 | - | Jul 8, 16:20 UTC | Jul 8, 16:50 UTC | 30m |
| 2026-07-08 | LAX → KOA | Jul 8, 16:18 UTC | Jul 8, 21:26 UTC | 5h 8m |
| 2026-07-08 | - | Jul 8, 13:25 UTC | Jul 8, 14:00 UTC | 35m |
| 2026-07-08 | - | Jul 8, 02:10 UTC | Jul 8, 02:35 UTC | 25m |
| 2026-07-07 | - | Jul 7, 19:50 UTC | Jul 7, 20:45 UTC | 55m |
| 2026-07-07 | PPM → SFO | Jul 7, 12:25 UTC | Jul 7, 17:50 UTC | 5h 25m |
| 2026-07-07 | - | Jul 7, 04:50 UTC | Jul 7, 10:00 UTC | 5h 10m |
| 2026-07-06 | YYZ → SFO | Jul 6, 21:50 UTC | Jul 7, 02:35 UTC | 4h 45m |
| 2026-07-06 | SFO → YYZ | Jul 6, 15:32 UTC | Jul 6, 19:56 UTC | 4h 24m |
| 2026-07-06 | SFO → YYZ | Jul 6, 15:35 UTC | Jul 6, 20:00 UTC | 4h 25m |
| 2026-07-06 | - | Jul 6, 11:25 UTC | Jul 6, 13:35 UTC | 2h 10m |
| 2026-07-05 | - | Jul 5, 20:55 UTC | Jul 5, 22:45 UTC | 1h 50m |
| 2026-07-05 | - | Jul 5, 17:20 UTC | Jul 5, 19:05 UTC | 1h 45m |
| 2026-07-04 | - | Jul 4, 20:30 UTC | Jul 4, 23:40 UTC | 3h 10m |
| 2026-07-04 | - | Jul 4, 16:10 UTC | Jul 4, 19:00 UTC | 2h 50m |
| 2026-06-27 | - | Jun 27, 20:39 UTC | Jun 27, 22:35 UTC | 1h 55m |
| 2026-06-27 | DEN → MSN | Jun 27, 17:04 UTC | Jun 27, 18:54 UTC | 1h 50m |
| 2026-06-27 | AUS → DEN | Jun 27, 13:55 UTC | Jun 27, 15:45 UTC | 1h 50m |
| 2026-06-27 | DEN → AUS | Jun 27, 02:55 UTC | Jun 27, 04:34 UTC | 1h 40m |
| 2026-06-26 | CUN → DEN | Jun 26, 21:04 UTC | Jun 27, 00:34 UTC | 3h 30m |
| 2026-06-26 | - | Jun 26, 19:04 UTC | Jun 26, 19:39 UTC | 35m |
| 2026-06-26 | - | Jun 26, 17:50 UTC | Jun 26, 18:04 UTC | 15m |
| 2026-06-26 | - | Jun 26, 12:14 UTC | Jun 26, 15:45 UTC | 3h 30m |
Specifications
| Registration | N37531 |
| Operator | UNITED AIRLINES INC |
| Mode-S code | A44939 · 51044471 (octal) |
Looking for transponder-level data? View the Mode-S A44939 page for country allocation, callsign history, and ADS-B signal details.
N37531 frequently asked
Who operates N37531?
N37531 is operated by UNITED AIRLINES INC.
What is the Mode-S transponder code for N37531?
N37531 broadcasts on Mode-S (ICAO 24-bit) address A44939 (octal 51044471). View the transponder page.
What route does N37531 typically fly?
N37531 most frequently flies between ORD and PHX based on observed flights.
Where is N37531 right now?
N37531 is not currently being tracked; last seen 59m ago.