Bristol/Johnson City/Kingsport (TRI) to Sanford (SFB): On-Time Performance
Data through May 2026
Bristol/Johnson City/Kingsport (TRI) to Sanford (SFB) is a thinner route than most in this dataset — 126 departures over the past year, roughly 2 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 42% arrived on time, noticeably below the national average of 78%.
- On-time
- 42%
- arrived <15 min late
- Avg delay
- 53 min
- completed flights
- Cancelled
- 1.3%
- Flights/day
- 0.35
- last 12 months
- Duration
- 1h 32m
- scheduled
- Distance
- 535 mi
Monthly on-time trend
Best time to fly from TRI to SFB
Aim for departures around 4 p.m. (56% on-time); avoid 3 p.m. departures (22%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Mondaybest | 78% | 27 min |
| Tuesday | 25% | 53 min |
| Thursday | 46% | 48 min |
| Friday | 63% | 52 min |
| Saturday | 50% | 29 min |
| Sunday | 36% | 61 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft54%
- Airline operations31%
- National airspace system7%
- Weather8%
Frequently asked questions
- How often are flights from TRI to SFB delayed?
- 58% of TRI–SFB flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 53 minutes.
- What is the best time of day to fly from TRI to SFB?
- Departures around 4 p.m. have the best record (56% on-time), while departures around 3 p.m. have the worst (22%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from TRI to SFB?
- The scheduled TRI–SFB flight time averages 1h 32m over 535 miles. Actual arrival times vary — flights on this route land 15+ minutes late 58% of the time.
- How often are TRI to SFB flights cancelled?
- 1.3% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
Explore related pages
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Based on 238 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.