Best Time to Fly MCI to LGA: On-Time Stats by Hour & Airline
Kansas City International → LaGuardia
Data through July 2026 · Last updated October 18, 2026
1,822 flights were scheduled from Kansas City (MCI) to New York (LGA) in the last 12 months, and 76.8% of those that flew arrived on time, 0.9 points below the US average of 77.6%.
Delta Air Lines was the most punctual of the 3 airlines on the route at 78.3%, while Southwest Airlines trailed at 75.0%.
September has been the best month (88% on time) and Sunday the weakest day of the week (78%).
4.5% of flights were cancelled, versus 1.8% nationally.
MCI 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 |
|---|---|---|---|---|
| Delta Air Lines | 78.3% | 105 min | 5.6% | 971 |
| Republic Airways | 75.8% | 106 min | 5.7% | 35 |
| Southwest Airlines | 75.0% | 62 min | 3.2% | 812 |
| American Airlines | Limited data | 4 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MCI to LGA
On-time arrival % by scheduled departure hour (local time), 3,541 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 95.1% | 2.4% | 84 |
| 6am–7am | 91.3% | 3.0% | 953 |
| 7am–8am | 93.3% | 0.5% | 194 |
| 8am–9am | 91.7% | 2.7% | 74 |
| 9am–10am | 93.0% | 0.0% | 71 |
| 10am–11am | 86.1% | 2.8% | 143 |
| 11am–12pm | 79.9% | 3.4% | 147 |
| 12pm–1pm | 79.0% | 2.9% | 516 |
| 1pm–2pm | 70.5% | 4.5% | 155 |
| 2pm–3pm | 69.7% | 7.1% | 85 |
| 3pm–4pm | Limited data | 19 | |
| 4pm–5pm | 70.1% | 5.4% | 166 |
| 5pm–6pm | 65.5% | 2.9% | 618 |
| 6pm–7pm | 60.3% | 4.8% | 145 |
| 7pm–8pm | 63.2% | 8.8% | 171 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MCI 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) | 86.9% | +6.2 pts | 0.0% | 63 |
| Christmas & New Year (Dec 20 - Jan 3) | 81.0% | +0.3 pts | 2.3% | 129 |
| Summer peak (Jun 15 - Aug 15) | 74.1% | -6.5 pts | 5.2% | 648 |
| All other days | 80.7% | — | 3.2% | 2,701 |
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).