34 active days
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Tracked directional route
IST → SOF
Istanbul Airport → Sofia Airport
IST
LTFMIstanbul AirportOpen live airport profile →DestinationSOF
LBSFSofia AirportOpen live airport profile →View return routeSOF → ISTAnalysis window
Aug 20 – 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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246 mi avg per flight
35 min average
Average across flights included in analytics
5 flight numbers
Tracked activity
Aug 20 – Sep 24, 2026 · 34 active days
Flights81
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Observed operators
Operators tracked on IST → SOF
Operator activity within Aug 20 – Sep 24, 2026.
| Operator | Flights | Flight numbers | Tail numbers | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| 81 | 5 | 62 | 19,925 mi | Aug 20, 2026, 5:09 AM UTC | Sep 24, 2026, 5:36 AM UTC |
Observed services
Flight numbers tracked on IST → SOF
Open a flight number for its complete tracked profile.
| Flight number | Flights | Tail numbers | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|
| 26 | 23 | 6,510 mi | Aug 20, 2026, 5:09 AM UTC | Sep 24, 2026, 5:36 AM UTC | |
| 25 | 25 | 6,085 mi | Aug 20, 2026, 11:44 AM UTC | Sep 23, 2026, 12:12 PM UTC | |
| 23 | 21 | 5,703 mi | Aug 20, 2026, 4:32 PM UTC | Sep 23, 2026, 5:12 PM UTC | |
| 6 | 5 | 1,395 mi | Aug 23, 2026, 8:16 AM UTC | Sep 20, 2026, 8:54 AM UTC | |
| 1 | 1 | 232 mi | Sep 23, 2026, 5:03 AM UTC | Sep 23, 2026, 5:34 AM UTC |
Observed tail numbers
Tail numbers tracked on IST → SOF
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Flight numbers | Tracked distance | Last observed |
|---|---|---|---|---|---|
| A321 | 3 | 3 | 718 mi | Sep 24, 2026, 5:36 AM UTC | |
| A321 | 3 | 2 | 730 mi | Sep 23, 2026, 5:12 PM UTC | |
| A321 | 3 | 3 | 826 mi | Sep 22, 2026, 6:09 AM UTC | |
| A21N | 3 | 1 | 699 mi | Sep 17, 2026, 5:28 AM UTC | |
| A321 | 3 | 3 | 737 mi | Aug 28, 2026, 11:42 AM UTC | |
| A21N | 2 | 2 | 453 mi | Sep 23, 2026, 5:34 AM UTC |
Observed aircraft types
Aircraft types tracked on IST → SOF
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 |
|---|---|---|---|---|---|---|---|---|---|
| A321 | Airbus A321 | 35 | 43.2% | 23 | 8,715 mi | 1 | 4 | Aug 22, 2026, 4:40 PM UTC | Sep 24, 2026, 5:36 AM UTC |
| A21N | Airbus A321neo | 28 | 34.6% | 22 | 6,904 mi | 1 | 5 | Aug 20, 2026, 5:09 AM UTC | Sep 23, 2026, 5:34 AM UTC |
| B738 | Boeing 737-800 | 8 | 9.9% | 7 | 1,881 mi | 1 | 2 | Aug 21, 2026, 11:26 AM UTC | Sep 23, 2026, 12:12 PM UTC |
| A320 | Airbus A320 | 4 | 4.9% | 4 | 1,070 mi | 1 | 2 | Aug 20, 2026, 11:44 AM UTC | Sep 20, 2026, 11:40 AM UTC |
| B739 | Boeing 737-900 | 4 | 4.9% | 4 | 946 mi | 1 | 2 | Aug 23, 2026, 8:16 AM UTC | Sep 20, 2026, 8:54 AM UTC |
| B39M | Boeing 737 MAX 9 | 1 | 1.2% | 1 | 199 mi | 1 | 1 | Sep 22, 2026, 11:19 AM UTC | Sep 22, 2026, 11:48 AM UTC |
Observation log
Flight observations
Latest 100 flights on IST → SOF within Aug 20 – Sep 24, 2026