Best Time to Fly SJC to DAL: On-Time Stats by Hour & Airline
Norman Y. Mineta San Jose International → Dallas Love Field
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 84.3% of San Jose (SJC) to Dallas (DAL) flights arrived on time (427 scheduled flights). That is 6.7 points above the national average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
March has been the best month (96% on time) and Monday the weakest day of the week (80%).
0.9% of flights were cancelled, versus 1.8% nationally.
SJC to DAL 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 |
|---|---|---|---|---|
| Southwest Airlines | 84.3% | 49 min | 0.9% | 427 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SJC to DAL
On-time arrival % by scheduled departure hour (local time), 1,025 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 93.3% | 0.3% | 315 |
| 7am–8am | 92.9% | 1.7% | 116 |
| 8am–9am | 90.2% | 0.6% | 167 |
| 9am–10am | Limited data | 19 | |
| 10am–11am | Limited data | 1 | |
| 11am–12pm | 72.3% | 1.1% | 95 |
| 12pm–1pm | Limited data | 1 | |
| 1pm–2pm | Limited data | 1 | |
| 2pm–3pm | Limited data | 18 | |
| 3pm–4pm | Limited data | 25 | |
| 4pm–5pm | Limited data | 26 | |
| 5pm–6pm | 72.3% | 0.8% | 241 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SJC to DAL
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) | Limited data | 21 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 83.8% | -2.9 pts | 2.6% | 39 |
| Summer peak (Jun 15 - Aug 15) | 76.6% | -10.1 pts | 0.0% | 190 |
| All other days | 86.7% | — | 0.9% | 775 |
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).