Flights Knoxville → Sanford
TYS → SFB
Route overview
The flight route from Knoxville to Sanford operates with an average on-time performance of 83%, with flights typically experiencing a mean delay of just 3.3 minutes. Over the course of a year, this route sees around 150 flights using Airbus A320 aircraft, serving a destination airport that handles approximately 2.8 million passengers annually.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Knoxville (TYS) → Sanford (SFB) route is operated by Allegiant Air. Across 201 flights monitored in recent months, 83% arrived on time (within 15 min of schedule), with an average delay of 5 minutes. The cancellation rate is 1.49%. FlightGuard's average computed risk is 19.4/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Sanford the average ATFM delay is 2.7 minutes (main cause: airspace/NAS (BTS)). Departing from Knoxville the average ATFM delay is 2.0 minutes.
Heading to Sanford: what to expect in this direction
Flying from Knoxville (TYS) to Sanford (SFB) heads south for about 824 km, a flight time of roughly 1h 27m.
Departures from Knoxville on this leg cluster in the morning window: about 49% of TYS-SFB flights take off then.
Air-traffic congestion: departing Knoxville the average ATFM delay is 2.0 min (atfm); arriving into Sanford it is 2.7 min (airspace/NAS (BTS)).
Across 201 tracked TYS-SFB flights, 83% left on time with an average delay of 5 min and a 1.5% cancellation rate.
Route facts
Flights on this route
Check the risk of a specific flight.
Flexible on this trip? Compare flights
Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Allegiant Air (G4) | 78% | 11 min | 2.3% |
Airlines operating TYS-SFB
Airports
Frequently asked questions about TYS-SFB
On the Knoxville (TYS) -> Sanford (SFB) route, on-time performance is 83% with an average delay of 5 minutes, based on 201 tracked flights.
The cancellation rate on Knoxville-Sanford is 1.49% across 201 monitored flights.
The route is operated by 1 airline: Allegiant Air.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Sanford, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
