Route Reliability
Greenville → Sanford
GSP–SFB · 426 miles · Greenville–Spartanburg International Airport to Orlando Sanford International Airport
38
Bring Snacks
WanderNerd Reliability Score
- 49%
- Arrive within 15 minutes
- 41 min
- Average arrival delay
- 0.9%
- Cancelled
- 116
- Flights in the data
Data through May 2026.
Allegiant Air is the only airline in this data on this route, arriving on time 49% of the time across 116 flights. No comparison to make.
What the data says
Morning flights do better here.
GSP–SFB flights departing between 9 AM–12 PM arrived on time 79% of the time, versus 21% between 9 PM–12 AM.
Thursday comes out ahead.
A small edge: 50% on time on Thursdays against 47% on Sundays.
Flights on this route
The breakdown
- Mon—(2 flights)
- Tue—(7 flights)
- Wed—(0 flights)
- Thu50%(50 flights)
- Fri—(2 flights)
- Sat—(5 flights)
- Sun47%(49 flights)
- 6–9 AM—(6 flights)
- 9 AM–12 PM79%(19 flights)
- 12–3 PM60%(15 flights)
- 3–6 PM45%(51 flights)
- 9 PM–12 AM21%(24 flights)
67%
May
Oct 31% → May 67% on time
| Month | On-time percentage | Flights |
|---|---|---|
| October 2025 | 31% | 13 |
| November 2025 | 50% | 10 |
| December 2025 | 42% | 12 |
| May 2026 | 67% | 12 |
Keep nerding
Based on 116 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.