EWR to MIA flight delays

EWR MIA Newark Liberty to Miami · 1,085 miles

12,508 flights were scheduled from EWR to MIA over July 2023 through June 2026. Of the 12,152 that made the trip, 75.8% reached the gate less than 15 minutes behind schedule. These are arrival figures: “on time” means the flight reached the gate less than 15 minutes behind schedule. Arrivals are what decide whether you make the connection, so route and airline pages are scored on them rather than on pushback.

Data through June 2026 · Bureau of Transportation Statistics

The route in brief

Flights in the window
12,508
Arrived on time
75.8%
Cancelled
2.6%
Scheduled distance
1,085 miles

Cancellations are counted against everything scheduled. Diverted flights are counted with them rather than as very late arrivals, which is why the on-time share and the cancellation rate do not add up to everything that happened.

Airline by airline

Airlines with at least 100 flights on EWR–MIA, busiest first. Same route, same weather, same air traffic — which makes this the fairest comparison on the site.

Airline Arrived on time Typical delay Cancelled Flights
United Airlines 75.5% 69 min 2.3% 6,684
American Airlines 77.6% 85 min 2.7% 4,188
Spirit Airlines 72.4% 85 min 3.7% 1,424
JetBlue Airways 71.8% 67 min 2% 201

Month by month

July was the month to avoid on EWR–MIA: 62.5% of flights arrived on time, against 83.1% in October. Each bar pools three years of that calendar month.

Share of flights that arrived on time, by calendar month. Best month in green, worst in amber. The hairline sits at the overall rate, 75.8%.
Arrival on-time share, EWR to MIA, by calendar month
Month Share flights that arrived on time Flights
January 73.6% 1,238
February 79% 1,166
March 76.1% 1,227
April 79.4% 1,110
May 75% 970
June 77.2% 804
July 62.5% 898
August 72.4% 887
September 76.5% 885
October 83.1% 987
November 80.3% 1,084
December 72.2% 1,252

Both ends of the route

A route’s record is built out of two airports’ habits. The hour-by-hour grid for each is on its own page.

EWR to MIA in one number

EWR → MIA

When a flight on this route was late, it was late by about 76 min.

July 2023–June 2026 · 12,508 flights

75.8% of flights arrived on time

Questions about EWR to MIA

Which airline is most reliable from EWR to MIA?
American Airlines — its flights on this pairing arrived on time 77.6% of the time, with 4,188 scheduled. JetBlue Airways came in at 71.8% over 201 scheduled. Airlines with fewer than 100 flights on the route are not rated.
What is the worst month to fly EWR to MIA?
July, at 62.5% of arrivals on time, with 898 flights scheduled. October was the best of the year at 83.1%.
How late are EWR–MIA flights when they are late?
76 min on average, counting only the flights that arrived 15 minutes or more behind schedule. The on-time flights are left out of that average on purpose — mixing them in would flatter it.
How often is the EWR to MIA flight cancelled?
2.6% of scheduled flights on this route were cancelled, July 2023 through June 2026. Diverted flights are counted with the cancellations rather than as late arrivals.
Are these departure or arrival numbers?
Arrival. A flight counts as on time here if it reached the gate at MIA less than 15 minutes behind schedule. Airport pages score departures instead, because that is the number you can act on when you pick a booking time.