Best Time to Fly DAL to LGA: On-Time Stats by Hour & Airline
Dallas Love Field → LaGuardia
Data through July 2026 · Last updated October 18, 2026
1,536 flights were scheduled from Dallas (DAL) to New York (LGA) in the last 12 months, and 61.0% of those that flew arrived on time, 16.7 points below the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Saturday was the most reliable day (73% on time) and June the worst month (49%).
The cancellation rate was 3.1% (US average 1.8%).
DAL 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 |
|---|---|---|---|---|
| Southwest Airlines | 61.0% | 63 min | 3.1% | 1,536 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DAL to LGA
On-time arrival % by scheduled departure hour (local time), 2,943 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 89.5% | 1.7% | 657 |
| 7am–8am | 83.7% | 2.3% | 44 |
| 8am–9am | 84.0% | 2.3% | 176 |
| 9am–10am | 79.5% | 2.1% | 435 |
| 10am–11am | 81.4% | 0.0% | 43 |
| 11am–12pm | 47.3% | 1.3% | 76 |
| 12pm–1pm | 55.6% | 3.0% | 330 |
| 1pm–2pm | 65.0% | 2.9% | 311 |
| 2pm–3pm | Limited data | 12 | |
| 3pm–4pm | 51.5% | 0.0% | 34 |
| 4pm–5pm | 35.2% | 3.5% | 116 |
| 5pm–6pm | 51.8% | 2.3% | 516 |
| 6pm–7pm | 31.7% | 4.1% | 170 |
| 7pm–8pm | Limited data | 23 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DAL 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) | 83.9% | +15.2 pts | 0.0% | 62 |
| Christmas & New Year (Dec 20 - Jan 3) | 60.4% | -8.2 pts | 1.4% | 141 |
| Summer peak (Jun 15 - Aug 15) | 61.0% | -7.7 pts | 2.7% | 512 |
| All other days | 68.7% | — | 2.4% | 2,228 |
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).