30 active days
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Tracked flight number
UA251
Analysis window
Aug 20 – Sep 24, 2026
Every derived statistic, daily trend, route, tail number assignment, flight observation, and mapped path below uses this flight-date window.
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995 mi avg per flight
2 hr 7 min average
Average across flights included in analytics
3 aircraft types
Tracked activity
Aug 20 – Sep 24, 2026 · 30 active days
Flights35
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Observed route footprint
Routes tracked as UA251
Directional airport pairings in Aug 20 – Sep 24, 2026.
| Route | Flights | Active days | Tail numbers | Tracked distance | Observed | First observed | Last observed |
|---|---|---|---|---|---|---|---|
| 35 | 30 | 0 | 34,840 mi | 73 hr 51 min | Aug 20, 2026, 11:19 PM UTC | Sep 24, 2026, 1:17 AM UTC |
Observed tail number assignments
Tail numbers tracked as UA251
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| A319 | 3 | 1 | 3,041 mi | Sep 3, 2026, 10:57 PM UTC | Sep 6, 2026, 1:14 AM UTC | |
| A319 | 2 | 1 | 2,004 mi | Sep 12, 2026, 10:30 PM UTC | Sep 22, 2026, 1:53 AM UTC | |
| A319 | 2 | 1 | 1,990 mi | Aug 20, 2026, 11:19 PM UTC | Sep 20, 2026, 1:01 AM UTC | |
| A319 | 2 | 1 | 1,976 mi | Aug 24, 2026, 10:19 PM UTC | Aug 28, 2026, 12:46 AM UTC | |
| B738 | 1 | 1 | 985 mi | Sep 23, 2026, 11:17 PM UTC | Sep 24, 2026, 1:17 AM UTC | |
Observed aircraft types
Aircraft types tracked as UA251
Observed flights grouped by aircraft designator and matched to the aircraft reference catalog.
| Type | Aircraft name | Flights | Makeup | Tail numbers | Tracked distance | Routes | First observed | Last observed |
|---|---|---|---|---|---|---|---|---|
| A319 | Airbus A319 | 31 | 88.6% | 26 | 30,936 mi | 1 | Aug 20, 2026, 11:19 PM UTC | Sep 23, 2026, 1:52 AM UTC |
| A320 | Airbus A320 | 3 | 8.6% | 3 | 2,920 mi | 1 | Aug 29, 2026, 11:32 PM UTC | Sep 12, 2026, 12:39 AM UTC |
| B738 | Boeing 737-800 | 1 | 2.9% | 1 | 985 mi | 1 | Sep 23, 2026, 11:17 PM UTC | Sep 24, 2026, 1:17 AM UTC |
Observation log
Flight observations
Latest 100 flights for UA251 within Aug 20 – Sep 24, 2026