Route · SFB → TYS · 2020–2025 BTS data
Sanford to Knoxville
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SFB to TYS (Sanford to Knoxville) ranks #3414 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 68.9%
- On-time
- -10.1 pts
- vs US avg
- 70 min
- Delay when late
- 2,745
- Flights
- #3414 of 4927
- Corpus placement
Cancelled
1.2%
Best Month
Oct 2024 80%
Worst Month
Jun 2025 40%
Distance
511 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 67 | 24 | 0 | 0 | G4 |
| Nov 2025 | 60 | 19 | 0 | 2 | G4 |
| Oct 2025 | 57 | 19 | 0 | 0 | G4 |
| Sep 2025 | 47 | 5 | 0 | 0 | G4 |
| Aug 2025 | 52 | 22 | 0 | 0 | G4 |
| Jul 2025 | 53 | 30 | 0 | 0 | G4 |
| Jun 2025 | 52 | 31 | 0 | 0 | G4 |
| May 2025 | 51 | 19 | 0 | 0 | G4 |
| Apr 2025 | 49 | 16 | 0 | 0 | G4 |
| Mar 2025 | 62 | 14 | 1 | 0 | G4 |
| Feb 2025 | 47 | 13 | 0 | 0 | G4 |
| Jan 2025 | 53 | 16 | 0 | 0 | G4 |
| Dec 2024 | 67 | 17 | 0 | 0 | G4 |
| Nov 2024 | 50 | 14 | 0 | 0 | G4 |
| Oct 2024 | 55 | 11 | 5 | 0 | G4 |
| Sep 2024 | 48 | 15 | 0 | 0 | G4 |
| Aug 2024 | 47 | 12 | 2 | 0 | G4 |
| Jul 2024 | 63 | 26 | 3 | 0 | G4 |
| Jun 2024 | 58 | 19 | 0 | 0 | G4 |
| May 2024 | 49 | 12 | 0 | 0 | G4 |
| Apr 2024 | 44 | 8 | 1 | 0 | G4 |
| Mar 2024 | 52 | 13 | 1 | 0 | G4 |
| Feb 2024 | 46 | 7 | 0 | 0 | G4 |
| Jan 2024 | 51 | 11 | 2 | 0 | G4 |
SFB–TYS seasonal on-time pattern
Best: February (76.3%) · weakest: June (54.5%)
Strongest calendar month
February
76.3% on-time · ~40 flights/mo
Busiest calendar month
December
~57 flights/mo avg
Weakest calendar month
June
54.5% on-time · ~48 flights/mo
Cancellation Rate
1.2%
15 of 1,280 flights
Diversion Rate
0.2%
2 of 1,280 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
SFB - Sanford
Full on-time, delay-cause, and seasonal performance for Sanford, FL.
SFB on-time profileTYS - Knoxville
Full on-time, delay-cause, and seasonal performance for Knoxville, TN.
TYS on-time profileCompare the two airports
See SFB and TYS side by side on delays, cancellations, and reliability.
Compare SFB vs TYSOrigin-hub reliability standing
Softer reliability from SFB
Among 5 routes leaving SFB, only 4 (including this one) clear below 75% on-time, while 0 stay ≥85% and 1 sit mid-band. Travelers comparing SFB options should weigh this 68.9% print against those peers · fleet on-time rank #4859 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to SFB–TYS.
Routes with a similar on-time rate
Routes of a similar trip length
What the Data Says About SFB to TYS
On-time performance on the SFB to TYS pairing (Sanford to Knoxville) trails a chunk of the network: 68.9% of 2,745 tracked flights arrived on schedule, with a 69.6-minute average delay on the ones that ran late. The route spans about 511 miles across 1 carrier. Cancellations over the trailing 24 months hit 1.2% (15 of 1,280 flights), with 0.2% diverted.
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 80% on-time, while Jun 2025 came in at just 40% - a 40-point swing worth factoring into travel timing.
On the multi-year calendar, SFB–TYS peaks in February at 76.3% on-time while December carries the heaviest traffic (~57 flights per month) ; the softest month is June at 54.5%, a 21.8-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does SFB to TYS rank among US routes by traffic? ▼
How often are flights delayed from SFB to TYS? ▼
What is the cancellation rate for SFB to TYS? ▼
How far is the flight from SFB to TYS? ▼
When is the best time to fly from SFB to TYS? ▼
Airports on this route
Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Using SFB–TYS data
SFB–TYS sits 10.1 pts below the national 79% average; check the seasonal chart and airport profiles before treating the headline as typical.
- Compare SFB and TYS airport profiles: delay causes and top routes differ even on the same corridor. SFB airport
- If your dates flex, February (76.3% on-time) beats June (54.5%) on this corridor. Seasonal chart
- 4 other routes post a similar 68.9% on-time rate; compare before you commit to this pairing. Similar routes
On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.