TYS to SFB flight delays & on-time performance
Nonstop flights from McGhee Tyson Airport to Orlando Sanford International Airport · 511 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at TYS or SFB right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Knoxville (TYS) to Sanford (SFB) arrived on time 69% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0.6% were cancelled, and 14% arrived an hour or more late.
- Allegiant Air is the only airline reporting nonstop flights on this route.
- Departures scheduled around 8am did best (94% on time); around 10pm did worst (31%).
- Wednesday was the most reliable day to fly (91% on time) and Sunday the least (52%).
- The largest source of delay minutes was late-arriving aircraft (54%).
Which airline is most on time from TYS to SFB?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Allegiant Air | 69% | 0.6% | 26 min | 13.9% | 639 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am93%47 flights
- 8am94%49 flights
- 9am87%30 flights
- 10am75%12 flights
- 11am81%27 flights
- 12pm70%71 flights
- 1pm83%46 flights
- 2pm78%41 flights
- 3pm43%72 flights
- 4pm68%32 flights
- 5pm55%59 flights
- 6pm72%75 flights
- 7pm44%18 flights
- 9pm50%23 flights
- 10pm31%29 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday69%0.9% cancelled
- Tuesday77%0.0% cancelled
- Wednesday91%0.0% cancelled
- Thursday75%0.0% cancelled
- Friday65%0.0% cancelled
- Saturday69%2.0% cancelled
- Sunday52%0.9% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft54%
- Airline (crew, maintenance, cleaning, fueling)22%
- Air traffic control & airport congestion12%
- Extreme weather12%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather100%
- Airline (crew, maintenance, cleaning, fueling)0%
- Air traffic control & airport congestion0%
- Security0%
TYS to SFB: common questions
- How often are TYS to SFB flights on time?
- 69% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Knoxville to Sanford cancelled?
- 0.6% of scheduled flights were cancelled (4 of 639).
- How long are typical delays?
- Across all flights the average arrival delay was 26 min (early arrivals count as zero). Flights that were late arrived 80 min behind schedule on average, and 13.9% of flights were an hour or more late.
- How long is taxi time at TYS?
- Flights on this route spent 13 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SFB to TYS — 64% on time
More flights from Knoxville
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: TYS → SFB, nonstop flights by US airlines that report to the DOT. How we calculate this.