8 active days
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Tracked directional route
SFF → BFI
Felts Field → King County International Airport
SFF
KSFFFelts FieldOpen live airport profile →DestinationBFI
KBFIKing County International AirportOpen live airport profile →View return routeBFI → SFFAnalysis window
Aug 24 – 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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237 mi avg per flight
1 hr 14 min average
Average across flights included in analytics
6 flight numbers
Tracked activity
Aug 24 – Sep 24, 2026 · 8 active days
Flights10
Aug 24
Aug 25
Aug 27
Aug 31
Sep 8
Sep 14
Sep 17
Sep 18
Observed operators
Operators tracked on SFF → BFI
Operator activity within Aug 24 – Sep 24, 2026.
| Operator | Flights | Flight numbers | Tail numbers | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 542 mi | Aug 25, 2026, 2:07 PM UTC | Aug 25, 2026, 4:06 PM UTC |
Observed services
Flight numbers tracked on SFF → BFI
Open a flight number for its complete tracked profile.
| Flight number | Flights | Tail numbers | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|
TDY1288 | 3 | 2 | 588 mi | Aug 24, 2026, 2:23 AM UTC | Sep 14, 2026, 3:15 AM UTC |
TDY7 | 2 | 2 | 358 mi | Sep 8, 2026, 2:15 AM UTC | Sep 18, 2026, 2:42 AM UTC |
TDY1992 | 2 | 2 | 447 mi | Aug 27, 2026, 2:55 PM UTC | Sep 17, 2026, 3:28 PM UTC |
TDY1989 | 1 | 1 | 233 mi | Sep 18, 2026, 2:35 PM UTC | Sep 18, 2026, 3:32 PM UTC |
| 1 | 1 | 200 mi | Aug 31, 2026, 2:50 PM UTC | Aug 31, 2026, 3:44 PM UTC | |
| 1 | 1 | 542 mi | Aug 25, 2026, 2:07 PM UTC | Aug 25, 2026, 4:06 PM UTC |
Observed tail numbers
Tail numbers tracked on SFF → BFI
Open a tail number for its complete tracked profile.
Observed aircraft types
Aircraft types tracked on SFF → BFI
Observed flights grouped by aircraft designator and matched to the aircraft reference catalog.
Observation log
Flight observations
Latest 100 flights on SFF → BFI within Aug 24 – Sep 24, 2026