Best Time to Fly JFK to AUS: On-Time Stats by Hour & Airline
John F. Kennedy International → Austin - Bergstrom International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 81.8% of New York (JFK) to Austin (AUS) flights arrived on time (2,191 scheduled flights). That is 4.2 points above the national average of 77.6%.
Among 2 airlines, Delta Air Lines led with 83.6% on time and American Airlines was last with 79.3%.
Over 24 months, Tuesday was the most reliable day (84% on time) and June the worst month (74%).
The cancellation rate was 3.1% (US average 1.8%).
JFK to AUS on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Lines | 83.6% | 66 min | 2.7% | 1,278 |
| American Airlines | 79.3% | 127 min | 3.6% | 913 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly JFK to AUS
On-time arrival % by scheduled departure hour (local time), 4,224 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 94.8% | 4.0% | 100 |
| 7am–8am | 90.5% | 2.2% | 787 |
| 8am–9am | 91.2% | 0.7% | 137 |
| 9am–10am | 87.2% | 2.1% | 48 |
| 10am–11am | 78.2% | 0.0% | 101 |
| 11am–12pm | 79.8% | 1.3% | 780 |
| 12pm–1pm | 82.0% | 2.4% | 292 |
| 1pm–2pm | 84.6% | 1.5% | 403 |
| 2pm–3pm | 77.1% | 0.0% | 131 |
| 3pm–4pm | Limited data | 1 | |
| 4pm–5pm | Limited data | 2 | |
| 5pm–6pm | 74.2% | 3.1% | 450 |
| 6pm–7pm | 74.1% | 2.5% | 673 |
| 7pm–8pm | 73.3% | 7.7% | 65 |
| 8pm–9pm | 75.0% | 4.2% | 168 |
| 9pm–10pm | 71.6% | 3.5% | 85 |
| 10pm–11pm | Limited data | 1 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on JFK to AUS
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 81.7% | -1.3 pts | 0.0% | 71 |
| Christmas & New Year (Dec 20 - Jan 3) | 76.2% | -6.8 pts | 2.7% | 147 |
| Summer peak (Jun 15 - Aug 15) | 74.4% | -8.6 pts | 4.2% | 770 |
| All other days | 83.0% | — | 1.7% | 3,236 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).