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Route · LGA → MKE · 2020–2025 BTS data

New York to Milwaukee

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), LGA to MKE (New York to Milwaukee) ranks #2329 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

84.9%
On-time
+5.9 pts
vs US avg
86 min
Delay when late
5,398
Flights
#2329 of 4927
Corpus placement

Cancelled

2.3%

Best Month

Nov 2023 95%

Worst Month

Jun 2025 72%

Distance

738 mi

Carriers

13

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Sep 2025 45 4 1 0 YX
Aug 2025 87 9 2 0 YX
Jul 2025 85 14 11 0 YX
Jun 2025 79 22 3 0 YX
May 2025 55 12 0 0 OO,YX
Apr 2025 56 13 0 0 OO,YX
Mar 2025 56 8 0 0 OO,YX
Feb 2025 48 10 1 0 OO,YX
Jan 2025 55 10 1 0 OO,YX
Dec 2024 95 18 0 0 9E,OO
Nov 2024 106 7 0 0 OO,9E
Oct 2024 116 8 0 0 OO,9E
Sep 2024 111 7 0 0 OO,9E
Aug 2024 114 19 8 0 9E,OO
Jul 2024 118 27 4 0 9E,OO,YX
Jun 2024 109 22 2 0 9E,OO
May 2024 112 23 1 1 9E,OO
Apr 2024 108 15 0 0 9E,OO
Mar 2024 109 13 0 0 9E,OO
Feb 2024 104 11 2 0 9E,OO
Jan 2024 95 19 11 2 9E,YX,OO
Dec 2023 94 7 3 0 OO,YX,9E
Nov 2023 104 5 0 0 9E,YX,OO
Oct 2023 111 10 0 0 9E,YX,OO

LGA–MKE seasonal on-time pattern

Best: October (89.8%) · weakest: July (79.5%)

75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 85.9%

Strongest calendar month

October

89.8% on-time · ~108 flights/mo

Busiest calendar month

March

~109 flights/mo avg

Weakest calendar month

July

79.5% on-time · ~96 flights/mo

Cancellation Rate

2.3%

50 of 2,172 flights

Diversion Rate

0.1%

3 of 2,172 flights

Explore origin & destination

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

LGA - New York

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

LGA on-time profile

MKE - Milwaukee

Full on-time, delay-cause, and seasonal performance for Milwaukee, WI.

MKE on-time profile

Compare the two airports

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

Compare LGA vs MKE

Origin-hub reliability standing

Mid-pack among LGA departures

From LGA, this corridor sits with 64 other 75–85% on-time routes out of 75 tracked departures, not the hub's reliability leaders (8 at ≥85%) and not the softest ( 3 below 75%). Destination: Milwaukee · fleet on-time rank #1259 of 4927.

What the Data Says About LGA to MKE

Bureau of Transportation Statistics records show New York to Milwaukee (LGA to MKE) running a 84.9% on-time rate over 5,398 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 85.9 minutes. The 738-mile corridor is served by 13 carriers, and over the last 24 months 2.3% of 2,172 flights were cancelled, 0.1% diverted.

The monthly split is wide on this route: Nov 2023 posted the strongest performance at 95% on-time, while Jun 2025 came in at just 72% - a 23-point swing worth factoring into travel timing.

On the multi-year calendar, LGA–MKE peaks in October at 89.8% on-time while March carries the heaviest traffic (~109 flights per month) ; the softest month is July at 79.5%, a 10.3-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does LGA to MKE rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, LGA to MKE ranks #2329 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 LGA to MKE? ▼
Flights from New York to Milwaukee have a 84.9% on-time rate based on 5,398 flights. The average delay is 85.9 minutes. The best recent month was Nov 2023 with 95% on-time.
What is the cancellation rate for LGA to MKE? ▼
Over the last 24 months, 2.3% of flights on this route were cancelled (50 of 2,172 flights) and 0.1% were diverted.
How far is the flight from LGA to MKE? ▼
The flight distance from New York (LGA) to Milwaukee (MKE) is approximately 738 miles. This route is served by 13 carriers.
When is the best time to fly from LGA to MKE? ▼
The best recent month for on-time performance was Nov 2023 (95% on-time). The worst was Jun 2025 (72% on-time). Consider booking during months with historically better performance.

Airports on this route

LGA Airport

New York
MKE Airport

Milwaukee
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 LGA–MKE data

LGA–MKE runs 5.9 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare LGA and MKE airport profiles: delay causes and top routes differ even on the same corridor. LGA airport
  • If your dates flex, October (89.8% on-time) beats July (79.5%) on this corridor. Seasonal chart
  • 4 other routes post a similar 84.9% 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.