Best Time to Fly TPA to SAN: On-Time Stats by Hour & Airline
Tampa International → San Diego International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 75.2% of Tampa (TPA) to San Diego (SAN) flights arrived on time (642 scheduled flights). That is 2.4 points below the national average of 77.6%.
Alaska Airlines was the most punctual of the 2 airlines on the route at 85.0%, while Southwest Airlines trailed at 62.5%.
September has been the best month (87% on time) and Saturday the weakest day of the week (68%).
0.5% of flights were cancelled, versus 1.8% nationally.
TPA to SAN 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 |
|---|---|---|---|---|
| Alaska Airlines | 85.0% | 60 min | 0.8% | 364 |
| Southwest Airlines | 62.5% | 48 min | 0.0% | 278 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly TPA to SAN
On-time arrival % by scheduled departure hour (local time), 988 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 83.3% | 0.0% | 30 |
| 8am–9am | 89.0% | 0.7% | 275 |
| 9am–10am | 75.2% | 2.4% | 166 |
| 1pm–2pm | Limited data | 6 | |
| 3pm–4pm | Limited data | 27 | |
| 4pm–5pm | 67.4% | 3.2% | 95 |
| 5pm–6pm | 74.4% | 2.5% | 286 |
| 6pm–7pm | 58.0% | 0.0% | 69 |
| 7pm–8pm | 50.0% | 0.0% | 34 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on TPA to SAN
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 | 18 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 61.5% | -17.6 pts | 4.9% | 41 |
| Summer peak (Jun 15 - Aug 15) | 63.6% | -15.6 pts | 3.3% | 180 |
| All other days | 79.2% | — | 1.1% | 749 |
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).