Best Time to Fly JAX to LGA: On-Time Stats by Hour & Airline
Jacksonville International → LaGuardia
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 83.3% of Jacksonville (JAX) to New York (LGA) flights arrived on time (628 scheduled flights). That is 5.7 points above the national average of 77.6%.
Republic Airways was the most punctual of the 2 airlines on the route at 84.2%, while Delta Air Lines trailed at 78.8%.
October has been the best month (94% on time) and Thursday the weakest day of the week (84%).
4.1% of flights were cancelled, versus 1.8% nationally.
JAX to LGA 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 |
|---|---|---|---|---|
| Republic Airways | 84.2% | 91 min | 3.8% | 523 |
| Delta Air Lines | 78.8% | 152 min | 5.7% | 105 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly JAX to LGA
On-time arrival % by scheduled departure hour (local time), 1,277 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 91.5% | 2.6% | 305 |
| 7am–8am | 82.0% | 0.0% | 39 |
| 8am–9am | 88.2% | 2.1% | 96 |
| 9am–10am | Limited data | 3 | |
| 10am–11am | Limited data | 5 | |
| 11am–12pm | 86.8% | 2.5% | 281 |
| 12pm–1pm | 80.5% | 3.5% | 85 |
| 1pm–2pm | Limited data | 3 | |
| 2pm–3pm | 94.5% | 0.9% | 111 |
| 3pm–4pm | Limited data | 31 | |
| 4pm–5pm | 77.4% | 6.1% | 33 |
| 5pm–6pm | 82.3% | 7.3% | 55 |
| 6pm–7pm | 81.4% | 3.5% | 230 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on JAX to LGA
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) | 97.5% | +10.0 pts | 0.0% | 40 |
| Christmas & New Year (Dec 20 - Jan 3) | 78.3% | -9.1 pts | 2.4% | 85 |
| Summer peak (Jun 15 - Aug 15) | 83.2% | -4.2 pts | 7.7% | 168 |
| All other days | 87.5% | — | 2.3% | 984 |
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).