ON TIMEBOARD

EWR → MKE on time

Newark (Newark, NJ) to General Mitchell (Milwaukee, WI). Every scheduled flight, September 2025 to August 2026.

On time
78%
arrived < 15 min late
Cancelled
6.5%
852 flights
Typical arrival
−11 min
median vs schedule
When late
+66 min
average delay
Flights / day
2
1 airline

78% of flights from Newark to Milwaukee arrived on time over the past 12 months. That is about the typical U.S. route. The 8 a.m. departures ran on time 86% of the time; the 9 p.m. ones 68%. 11% of flights arrived more than an hour late or not at all.

How late?

The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for EWR → MKE: when a flight was late, it was under 45 minutes late 61% of the time. About 1 in 23 flights landed an hour or more late, and 1 in 71 three hours or more; 6.5% were cancelled outright.

Share of all 852 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
United Airlines85278%6.5%−11 min4.3%+66 minRepublic Airways

Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.

Best time of day to fly

On-time rate by scheduled departure hour (local time at EWR). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%8 a.m. departures: 86% on time (211 flights)868a9 a.m. departures: 81% on time (147 flights)819a10 a.m. departures: too few flights10a11 a.m. departures: too few flights11anoon departures: too few flights12p1 p.m. departures: too few flights1p2 p.m. departures: too few flights2p3 p.m. departures: 76% on time (151 flights)763p4 p.m. departures: 76% on time (186 flights)764p5 p.m. departures: too few flights5p6 p.m. departures: too few flights6p7 p.m. departures: too few flights7p8 p.m. departures: too few flights (6 flights)8p9 p.m. departures: 68% on time (151 flights)689p
EWR → MKE, share of flights arriving on time, by departure hour. Hours with under 100 flights are greyed out.
82%+ on time76–82%68–76%under 68%too few flights

Last flight of the day

On EWR → MKE, each airline's last flight of the day was cancelled 9.1% of the time, against 4.3% for its earlier flights (2.1× as often). It arrived 3+ hours late 0.9% of the time (earlier flights: 1.8%). It matters more than the numbers suggest. Miss an earlier flight and there's another one that evening; miss the last one and you're usually waiting until morning.

AirlineLast departureLast: cancelledLast: 3h+ lateEarlier: cancelledNext morning
United Airlines9:59 p.m.9.1%0.9%4.3%first flight 8:47 a.m.

Last flight = the airline's last scheduled departure on this route that day, on days it flies the route at least twice; past 12 months. Times are typical scheduled times over the latest three months.

If you need to be in MKE tonight, book an earlier flight so there's a backup if it's cancelled.

By month

Each calendar month pooled over 2023–2026. Best: March (89%). Worst: July (61%).

40%70%100%Jan: 83% on time (183 flights)83JanFeb: 87% on time (165 flights)87FebMar: 89% on time (168 flights)89MarApr: 88% on time (171 flights)88AprMay: 78% on time (185 flights)78MayJun: 74% on time (227 flights)74JunJul: 61% on time (266 flights)61JulAug: 72% on time (271 flights)72AugSep: 81% on time (262 flights)81SepOct: 86% on time (263 flights)86OctNov: 87% on time (164 flights)87NovDec: 88% on time (173 flights)88Dec

By day of week

DayFlightsOn timeCancelled
Monday12974%8.5%
Tuesday12683%7.1%
Wednesday12580%1.6%
Thursday12675%9.5%
Friday12781%2.4%
Saturday94——
Sunday12576%7.2%

Why flights were late

Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.

Late inbound plane 34%Airline (crew, maintenance, ops) 27%Air traffic & airport (NAS) 25%Severe weather 12%Security 3%

Cancellations: weather 33 · air traffic/airport 21 · airline 1

Month by month

Not enough months with data to draw a trend.

Flight numbers on this route

Regular flights with at least 120 scheduled trips in the past year. Sorted by departure time.

FlightDepartsFlightsOn timeCancelledTypical arrivalOperated by
UA 36979:00 a.m.35884%3.1%−10 minRepublic Airways
UA 35624:15 p.m.32376%6.8%−13 minRepublic Airways

Worst days in the past year

DateFlightsOn timeCancelled
Jun 14, 202630%1
Aug 27, 202630%2
Jul 28, 202630%3
Jul 6, 202630%2
Jul 15, 202630%0

Nearby airport alternatives

Other ways to make the same trip, using airports within 60 miles of Newark or Milwaukee. None has been clearly more reliable than EWR → MKE.

RouteFlightsOn timeCancelled
EWR → MKE (this route)85278%6.5%
LGA → MKE LaGuardia to General Mitchell1,32674%6.0%
JFK → MKE New York JFK to General Mitchell36569%5.2%

Questions

How often are flights from EWR to MKE on time?

78% of 852 scheduled flights from Newark, NJ to Milwaukee, WI arrived within 15 minutes of schedule between September 2025 and August 2026. 6.5% were cancelled.

What is the best time of day to fly EWR to MKE?

Flights scheduled to leave at 8 a.m. were the most reliable (86% on time). The 9 p.m. departures were the least (68%).

What month has the most delays from EWR to MKE?

July (61% on time). The best month is March (89%), over 2023–2026.

Is the last flight of the day from EWR to MKE more likely to be cancelled?

Yes. Each airline's last EWR–MKE flight of the day was cancelled 9.1% of the time over the past year, against 4.3% for its earlier flights. If the last flight is cancelled, the next one is usually the following morning.

Related

Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.