MIA to EWR flight delays & on-time performance
Nonstop flights from Miami International Airport to Newark Liberty International Airport · 1,085 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at MIA or EWR right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Miami (MIA) to Newark (EWR) arrived on time 72% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 2.7% were cancelled, and 13% arrived an hour or more late.
- United Airlines was the most punctual airline here (75% on time); Spirit Airlines was the least (66%).
- Departures scheduled around 6am did best (93% on time); around 5pm did worst (56%).
- Wednesday was the most reliable day to fly (77% on time) and Sunday the least (66%).
- The largest source of delay minutes was air traffic control & airport congestion (37%).
Which airline is most on time from MIA to EWR?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Envoy AirRegional airline operating American Eagle flights. | 100% | 0.0% | 0 min | 0.0% | 1 |
| United Airlines | 75% | 2.2% | 22 min | 11.4% | 2,248 |
| American Airlines | 68% | 3.0% | 24 min | 13.5% | 1,426 |
| Spirit Airlines | 66% | 5.4% | 31 min | 18.1% | 276 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am93%205 flights
- 7am91%324 flights
- 8am87%463 flights
- 9am92%91 flights
- 10am78%181 flights
- 11am79%215 flights
- 12pm78%163 flights
- 1pm72%178 flights
- 2pm67%484 flights
- 4pm56%241 flights
- 5pm56%195 flights
- 6pm59%271 flights
- 7pm59%452 flights
- 8pm62%126 flights
- 9pm65%279 flights
- 10pm53%67 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday71%3.9% cancelled
- Tuesday75%2.2% cancelled
- Wednesday77%0.9% cancelled
- Thursday70%0.5% cancelled
- Friday73%1.5% cancelled
- Saturday73%2.6% cancelled
- Sunday66%7.3% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Air traffic control & airport congestion37%
- Late-arriving aircraft35%
- Airline (crew, maintenance, cleaning, fueling)24%
- Extreme weather4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather73%
- Air traffic control & airport congestion21%
- Airline (crew, maintenance, cleaning, fueling)6%
- Security0%
MIA to EWR: common questions
- How often are MIA to EWR flights on time?
- 72% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Miami to Newark cancelled?
- 2.7% of scheduled flights were cancelled (107 of 3,951).
- How long are typical delays?
- Across all flights the average arrival delay was 24 min (early arrivals count as zero). Flights that were late arrived 81 min behind schedule on average, and 12.6% of flights were an hour or more late.
- How long is taxi time at MIA?
- Flights on this route spent 23 min taxiing from the gate to takeoff on average.
Related routes
Return trip: EWR to MIA — 78% on time
More flights from Miami
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: MIA → EWR, nonstop flights by US airlines that report to the DOT. How we calculate this.