Wilmington (ILM) to New York (LGA): On-Time Performance
Data through May 2026
Delays are only half the story on ILM–LGA: 4.6% of its scheduled flights were outright cancelled, well above the US norm, so a backup plan matters more here than on most routes. When flights do go, 79% land on time, no worse than the national average of 78%.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 17 min
- completed flights
- Cancelled
- 4.6%
- Flights/day
- 2.8
- last 12 months
- Duration
- 1h 45m
- scheduled
- Distance
- 500 mi
Best airline from ILM to LGA
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airwaysmost reliable | 79% | 18 min | 4.8% | 1,990 |
| Endeavor Air | 79% | 14 min | 3.7% | 589 |
Monthly on-time trend
Best time to fly from ILM to LGA
Aim for departures around 7 a.m. (93% on-time); avoid 6 p.m. departures (67%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 80% | 17 min |
| Tuesday | 81% | 16 min |
| Wednesdaybest | 82% | 14 min |
| Thursday | 77% | 19 min |
| Friday | 78% | 17 min |
| Saturday | 82% | 19 min |
| Sunday | 77% | 16 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft37%
- Airline operations19%
- National airspace system26%
- Weather18%
Frequently asked questions
- How often are flights from ILM to LGA delayed?
- 21% of ILM–LGA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 17 minutes.
- Which airline is most reliable from ILM to LGA?
- Republic Airways has the best on-time record on this route at 79%, based on 1,990 flights. 2 airlines flew ILM–LGA frequently enough to compare in this period.
- What is the best time of day to fly from ILM to LGA?
- Departures around 7 a.m. have the best record (93% on-time), while departures around 6 p.m. have the worst (67%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from ILM to LGA?
- The scheduled ILM–LGA flight time averages 1h 45m over 500 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are ILM to LGA flights cancelled?
- 4.6% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — several times the typical US rate, so consider earlier departures or backup options.
- What is the worst month to fly from ILM to LGA?
- March 2026 was the roughest month in this dataset, with only 60% of arrivals on time. The best was September 2025 at 93%. If your dates are flexible, that 34-point gap is worth planning around.
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Based on 2,579 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.