Which departure time was most reliable for SAT to JFK?
Among qualifying SAT-to-JFK departure window results, Afternoon had the highest on-time rate: 77.2% of 272 flights. Late morning was lowest at 76.7% across 90 flights.
| Departure window | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Late morning | 90 | 76.7% | 17.8% | 0.0% |
| Afternoon | 272 | 77.2% | 12.5% | 4.4% |
Which weekday was most reliable for SAT to JFK?
Among qualifying SAT-to-JFK weekday results, Saturday had the highest on-time rate: 85.7% of 49 flights. Sunday was lowest at 69.2% across 52 flights.
| Day | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Monday | 52 | 82.7% | 11.5% | 3.8% |
| Tuesday | 53 | 75.5% | 15.1% | 3.8% |
| Wednesday | 52 | 78.8% | 13.5% | 1.9% |
| Thursday | 52 | 71.2% | 21.2% | 1.9% |
| Friday | 52 | 76.9% | 13.5% | 3.8% |
| Saturday | 49 | 85.7% | 8.2% | 2.0% |
| Sunday | 52 | 69.2% | 13.5% | 5.8% |
Which airline was most reliable for SAT to JFK?
Only Delta Air Lines met the SAT-to-JFK airline threshold: 77.1% of 362 scheduled flights arrived on time during July 2025–June 2026.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Delta Air Lines | 362 | 77.1% | 13.8% | 3.3% |
Which month was most reliable for SAT to JFK?
Among qualifying SAT-to-JFK month results, April 2026 had the highest on-time rate: 96.7% of 30 flights. July 2025 was lowest at 51.6% across 31 flights.
| Month | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| July 2025 | 31 | 51.6% | 35.5% | 0.0% |
| August 2025 | 31 | 87.1% | 12.9% | 0.0% |
| September 2025 | 30 | 86.7% | 6.7% | 0.0% |
| October 2025 | 31 | 83.9% | 12.9% | 0.0% |
| November 2025 | 30 | 80.0% | 13.3% | 3.3% |
| December 2025 | 29 | 69.0% | 17.2% | 6.9% |
| January 2026 | 30 | 76.7% | 13.3% | 10.0% |
| February 2026 | 28 | 67.9% | 10.7% | 7.1% |
| March 2026 | 31 | 74.2% | 9.7% | 12.9% |
| April 2026 | 30 | 96.7% | 3.3% | 0.0% |
| May 2026 | 31 | 90.3% | 0.0% | 0.0% |
| June 2026 | 30 | 60.0% | 30.0% | 0.0% |
What drove SAT to JFK delay minutes?
Late aircraft was the largest recorded SAT-to-JFK delay category, accounting for 38.5% of 7,464 BTS-attributed delay minutes during July 2025–June 2026.
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