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Route · ILM → LGA · 2020–2025 BTS data

Wilmington to New York

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ILM to LGA (Wilmington to New York) ranks #1887 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

83.1%
On-time
+4.1 pts
vs US avg
85 min
Delay when late
6,699
Flights
#1887 of 4927
Corpus placement

Cancelled

3.7%

Best Month

Sep 2025 94%

Worst Month

Dec 2025 69%

Distance

500 mi

Carriers

4

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 84 26 5 1 YX
Nov 2025 84 26 2 1 YX
Oct 2025 87 19 5 0 YX
Sep 2025 78 5 2 0 YX
Aug 2025 79 10 4 0 YX
Jul 2025 84 17 13 0 YX
Jun 2025 93 25 6 1 YX
May 2025 81 20 4 0 YX
Apr 2025 86 9 0 0 YX
Mar 2025 78 12 1 0 YX
Feb 2025 74 12 3 1 YX
Jan 2025 82 14 6 0 YX
Dec 2024 151 29 1 0 9E,YX
Nov 2024 153 26 0 0 9E,YX
Oct 2024 173 24 0 0 YX,9E
Sep 2024 164 20 0 1 YX,9E
Aug 2024 177 41 16 0 YX,9E
Jul 2024 178 45 13 1 9E,YX
Jun 2024 163 33 6 0 9E,YX
May 2024 137 13 1 0 9E,YX
Apr 2024 104 13 1 0 9E,YX
Mar 2024 93 10 0 0 9E,YX
Feb 2024 85 7 3 0 9E,YX
Jan 2024 89 11 7 0 9E,YX

ILM–LGA seasonal on-time pattern

Best: September (88.9%) · weakest: July (75.0%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 83.5%

Strongest calendar month

September

88.9% on-time · ~115 flights/mo

Busiest calendar month

July

~127 flights/mo avg

Weakest calendar month

July

75.0% on-time · ~127 flights/mo

Cancellation Rate

3.7%

99 of 2,657 flights

Diversion Rate

0.2%

6 of 2,657 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

ILM - Wilmington

Full on-time, delay-cause, and seasonal performance for Wilmington, NC.

ILM on-time profile

LGA - New York

Full on-time, delay-cause, and seasonal performance for New York, NY.

LGA on-time profile

Compare the two airports

See ILM and LGA side by side on delays, cancellations, and reliability.

Compare ILM vs LGA

Origin-hub reliability standing

Mid-pack among ILM departures

From ILM, this corridor sits with 5 other 75–85% on-time routes out of 8 tracked departures, not the hub's reliability leaders (2 at ≥85%) and not the softest ( 1 below 75%). Destination: New York · fleet on-time rank #1913 of 4927.

What the Data Says About ILM to LGA

Bureau of Transportation Statistics records show Wilmington to New York (ILM to LGA) running a 83.1% on-time rate over 6,699 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 84.6 minutes. The 500-mile corridor is served by 4 carriers, and over the last 24 months 3.7% of 2,657 flights were cancelled, 0.2% diverted.

The monthly split is wide on this route: Sep 2025 posted the strongest performance at 94% on-time, while Dec 2025 came in at just 69% - a 25-point swing worth factoring into travel timing.

On the multi-year calendar, ILM–LGA peaks in September at 88.9% on-time while July carries the heaviest traffic (~127 flights per month) ; the softest month is July at 75.0%, a 13.9-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does ILM to LGA rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, ILM to LGA ranks #1887 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from ILM to LGA? ▼
Flights from Wilmington to New York have a 83.1% on-time rate based on 6,699 flights. The average delay is 84.6 minutes. The best recent month was Sep 2025 with 94% on-time.
What is the cancellation rate for ILM to LGA? ▼
Over the last 24 months, 3.7% of flights on this route were cancelled (99 of 2,657 flights) and 0.2% were diverted.
How far is the flight from ILM to LGA? ▼
The flight distance from Wilmington (ILM) to New York (LGA) is approximately 500 miles. This route is served by 4 carriers.
When is the best time to fly from ILM to LGA? ▼
The best recent month for on-time performance was Sep 2025 (94% on-time). The worst was Dec 2025 (69% on-time). Consider booking during months with historically better performance.

Airports on this route

ILM Airport

Wilmington
LGA Airport

New York
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using ILM–LGA data

ILM–LGA runs 4.1 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare ILM and LGA airport profiles: delay causes and top routes differ even on the same corridor. ILM airport
  • If your dates flex, September (88.9% on-time) beats July (75.0%) on this corridor. Seasonal chart
  • 4 other routes post a similar 83.1% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.