10 active days
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Tracked directional route
SOF → STR
Sofia Airport → Stuttgart Airport
SOF
LBSFSofia AirportOpen live airport profile →DestinationSTR
EDDSStuttgart AirportOpen live airport profile →View return routeSTR → SOFAnalysis window
Aug 25 – Sep 24, 2026
Every derived statistic, trend, operator and tail number breakdown, flight observation, and mapped path below uses this flight-date window.
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776 mi avg per flight
1 hr 51 min average
Average across flights included in analytics
1 flight number
Tracked activity
Aug 25 – Sep 24, 2026 · 10 active days
Flights10
Aug 25
Aug 29
Sep 1
Sep 3
Sep 10
Sep 15
Sep 17
Sep 19
Sep 22
Sep 24
Observed operators
Operators tracked on SOF → STR
Operator activity within Aug 25 – Sep 24, 2026.
| Operator | Flights | Flight numbers | Tail numbers | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| 10 | 1 | 9 | 7,764 mi | Aug 25, 2026, 3:15 AM UTC | Sep 24, 2026, 5:17 AM UTC |
Observed services
Flight numbers tracked on SOF → STR
Open a flight number for its complete tracked profile.
| Flight number | Flights | Tail numbers | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|
| 10 | 9 | 7,764 mi | Aug 25, 2026, 3:15 AM UTC | Sep 24, 2026, 5:17 AM UTC |
Observed tail numbers
Tail numbers tracked on SOF → STR
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Flight numbers | Tracked distance | Last observed |
|---|---|---|---|---|---|
| A21N | 2 | 1 | 1,668 mi | Sep 24, 2026, 5:17 AM UTC | |
| A21N | 1 | 1 | 830 mi | Sep 22, 2026, 5:20 AM UTC | |
| A21N | 1 | 1 | 814 mi | Sep 19, 2026, 5:15 AM UTC | |
| A21N | 1 | 1 | 626 mi | Sep 17, 2026, 4:54 AM UTC | |
| A21N | 1 | 1 | 811 mi | Sep 15, 2026, 5:12 AM UTC | |
| A21N | 1 | 1 | 787 mi | Sep 10, 2026, 5:00 AM UTC |
Observed aircraft types
Aircraft types tracked on SOF → STR
Observed flights grouped by aircraft designator and matched to the aircraft reference catalog.
| Type | Aircraft name | Flights | Makeup | Tail numbers | Tracked distance | Operators | Flight numbers | First observed | Last observed |
|---|---|---|---|---|---|---|---|---|---|
| A21N | Airbus A321neo | 10 | 100.0% | 9 | 7,764 mi | 1 | 1 | Aug 25, 2026, 3:15 AM UTC | Sep 24, 2026, 5:17 AM UTC |
Observation log
Flight observations
Latest 100 flights on SOF → STR within Aug 25 – Sep 24, 2026