34 active days
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Tracked flight number
DL1231
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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553 mi avg per flight
1 hr 21 min average
Average across flights included in analytics
3 aircraft types
Tracked activity
Aug 20 – Sep 24, 2026 · 34 active days
Flights34
Aug 20
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Aug 31
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Observed route footprint
Routes tracked as DL1231
Directional airport pairings in Aug 20 – Sep 24, 2026.
| Route | Flights | Active days | Tail numbers | Tracked distance | Observed | First observed | Last observed |
|---|---|---|---|---|---|---|---|
| 34 | 34 | 0 | 18,797 mi | 46 hr 8 min | Aug 20, 2026, 10:15 AM UTC | Sep 24, 2026, 11:33 AM UTC |
Observed tail number assignments
Tail numbers tracked as DL1231
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| BCS3 | 2 | 1 | 1,126 mi | Sep 9, 2026, 10:21 AM UTC | Sep 23, 2026, 11:36 AM UTC | |
| BCS3 | 2 | 1 | 1,118 mi | Sep 11, 2026, 10:18 AM UTC | Sep 18, 2026, 2:07 PM UTC | |
| BCS3 | 2 | 1 | 1,054 mi | Sep 10, 2026, 10:06 AM UTC | Sep 14, 2026, 11:40 AM UTC | |
| A321 | 2 | 1 | 1,075 mi | Aug 23, 2026, 10:19 AM UTC | Aug 25, 2026, 11:43 AM UTC | |
| BCS3 | 1 | 1 | 576 mi | Sep 24, 2026, 10:12 AM UTC | Sep 24, 2026, 11:33 AM UTC | |
Observed aircraft types
Aircraft types tracked as DL1231
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 |
|---|---|---|---|---|---|---|---|---|
| A321 | Airbus A321 | 21 | 61.8% | 20 | 11,636 mi | 1 | Aug 20, 2026, 10:15 AM UTC | Sep 20, 2026, 11:40 AM UTC |
| BCS3 | Airbus A220-300 | 12 | 35.3% | 9 | 6,596 mi | 1 | Sep 8, 2026, 10:07 AM UTC | Sep 24, 2026, 11:33 AM UTC |
| BCS1 | Airbus A220-100 | 1 | 2.9% | 1 | 566 mi | 1 | Sep 21, 2026, 10:15 AM UTC | Sep 21, 2026, 11:40 AM UTC |
Observation log
Flight observations
Latest 100 flights for DL1231 within Aug 20 – Sep 24, 2026
| Confidence | Route | Tail number | Aircraft | First observed | Last observed | Observed | Tracked distance |
|---|---|---|---|---|---|---|---|
| High · 100 | BCS3 | Sep 24, 2026, 10:12 AM UTC | Sep 24, 2026, 11:33 AM UTC | 1 hr 21 min | 576 mi | ||
| High · 100 | BCS3 | Sep 23, 2026, 10:18 AM UTC | Sep 23, 2026, 11:36 AM UTC | 1 hr 18 min | 557 mi | ||
| High · 100 |