Flight Reliability
F9 4810 · Frontier Airlines
San Antonio → Atlanta (SAT–ATL)
35
Bring Snacks
WanderNerd Reliability Score
- 61%
- Arrive within 15 minutes
- 47 min
- Average arrival delay
- 3.0%
- Cancelled
- 4 min
- Median arrival delay
Based on 101 historical flights. Data through May 2026.
What the data says
The late departure is the smart one here.
F9 4810 departing between 6–9 PM arrived on time 67% of the time, versus 57% between 3–6 PM.
Sunday scaries are real for this one.
F9 4810 arrived on time 69% of the time on Fridays and just 46% on Sundays. That gap is worth planning around.
Well behind the SAT–ATL route.
F9 4810 arrived on time 61% of the time, versus 86% across the SAT–ATL route.
Lagging the Frontier Airlines network.
F9 4810 arrived on time 61% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon50%(38 flights)
- Tue—(0 flights)
- Wed—(4 flights)
- Thu—(5 flights)
- Fri69%(39 flights)
- Sat—(0 flights)
- Sun46%(11 flights)
- 9 AM–12 PM—(5 flights)
- 12–3 PM—(2 flights)
- 3–6 PM57%(75 flights)
- 6–9 PM67%(15 flights)
67%
Feb
Sep 77% → Feb 67% on time
| Month | On-time percentage | Flights |
|---|---|---|
| September 2025 | 77% | 13 |
| October 2025 | 54% | 13 |
| December 2025 | 73% | 11 |
| February 2026 | 67% | 12 |
- Departures on time
- 65%
- Diverted
- 1.0%
- Flights flown
- 97
- Months covered
- 11
Same route, other flights
Keep nerding
Based on 101 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.