San Jose (SJC) to Dallas/Fort Worth (DFW): On-Time Performance
Data through July 2026
The calendar drives reliability on SJC–DFW. October 2025 flights landed on schedule 92% of the time, but July 2024 dropped to 66% — a gap of 27 points. Across the full period the route averages 79% on-time against a national 78%.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 20 min
- completed flights
- Cancelled
- 1.9%
- Flights/day
- 3.0
- last 12 months
- Duration
- 3h 37m
- scheduled
- Distance
- 1,438 mi
Best airline from SJC to DFW
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| American Airlinesmost reliable | 79% | 20 min | 2.1% | 2,296 |
| Spirit Airlines | 75% | 18 min | 0.6% | 309 |
Monthly on-time trend
Best time to fly from SJC to DFW
Aim for departures around 8 a.m. (93% on-time); avoid 1 p.m. departures (68%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 25 min |
| Tuesday | 79% | 19 min |
| Wednesday | 78% | 16 min |
| Thursdaybest | 81% | 23 min |
| Friday | 79% | 22 min |
| Saturday | 81% | 13 min |
| Sunday | 75% | 21 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft43%
- Airline operations37%
- National airspace system16%
- Weather5%
Frequently asked questions
- How often are flights from SJC to DFW delayed?
- 22% of SJC–DFW flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 20 minutes.
- Which airline is most reliable from SJC to DFW?
- American Airlines has the best on-time record on this route at 79%, based on 2,296 flights. 2 airlines flew SJC–DFW frequently enough to compare in this period.
- What is the best time of day to fly from SJC to DFW?
- Departures around 8 a.m. have the best record (93% on-time), while departures around 1 p.m. have the worst (68%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SJC to DFW?
- The scheduled SJC–DFW flight time averages 3h 37m over 1,438 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are SJC to DFW flights cancelled?
- 1.9% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from SJC to DFW?
- July 2024 was the roughest month in this dataset, with only 66% of arrivals on time. The best was October 2025 at 92%. If your dates are flexible, that 27-point gap is worth planning around.
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Based on 2,605 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.