Routes › Key West (EYW) › EYW to EWR
Route · 12 months to July 2026
Key West to Newark: on-time record
Key West International to Newark Liberty International
BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report. Data through July 2026; this is a monthly history, not live flight status.
67.4% of scheduled EYW to EWR flights arrived on time in the 12 months to July 2026. The figure covers 460 flights between Key West and Newark by carriers that report to BTS, a distance of 1,196 miles.
That is 8.6 points below the national on-time share of 76.0% for the same period and 7.3 points below the 74.7% recorded for all departures from EYW. Flights that did arrive were 23.6 min late on average, and 2.4% of scheduled flights were cancelled (national: 1.8%).
2 reporting carriers flew the route at least 60 times. United Airlines had the highest on-time share at 70.6% of 299 flights; Republic Airline had the lowest at 61.5% of 161.
By scheduled departure hour (local time at EYW), flights leaving from 2 pm to 3 pm had the highest on-time share, 72.2%; those leaving from 5 pm to 6 pm had the lowest, 57.1%.
The on-time share is up 1.4 points on the previous 12 months (66.0%); cancellations moved from 3.0% to 2.4%.
Of the delay minutes that carriers assigned to a BTS cause category on this route, national aviation system 32%, late-arriving aircraft 29% and air carrier 26%.
- On time 67.4%
- Arrived 15+ minutes late 29.1%
- Cancelled 2.4%
- Diverted 1.1%
Airlines on the route compared
| Reporting carrier | Flights | Share | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| UA United Airlines | 299 | 65% | 70.6% | 28.1 min | 2.0% |
| YX Republic Airline | 161 | 35% | 61.5% | 15.2 min | 3.1% |
Carriers with at least 24 flights in the 12 months to July 2026. The on-time pill is green when a carrier is at or above the route's overall share. Regional carriers operate flights sold under larger airlines' brands; BTS lists the carrier that operated the flight.
Compared with the airports and the nation
| Measure | EYW to EWR | All departures from EYW | All arrivals at EWR | All reported flights |
|---|---|---|---|---|
| Arrived on time | 67.4% | 74.7% | 74.5% | 76.0% |
| Arrived 15+ minutes late | 29.1% | 22.3% | 21.9% | 21.9% |
| Cancelled | 2.4% | 2.0% | 3.1% | 1.8% |
| Diverted | 1.1% | 1.0% | 0.5% | 0.3% |
| Average arrival delay | 23.6 min | 11.8 min | 8.7 min | 8.1 min |
| Delay minutes per 100 flights | 3,000 | 2,101 | 1,868 | 1,684 |
| Scheduled flights | 460 | 8,348 | 122,956 | 7,043,858 |
12 months to July 2026. Delay minutes count late arrivals only (an early arrival is zero), so the per-100-flights row is a normalised total rather than an average of early and late.
The return direction, EWR to EYW, recorded 80.9% on time across 460 flights in the same period.
Month by month
Year on year: on time 67.4% against 66.0% (+1.4 pts), cancelled 2.4% against 3.0%, flights 460 against 365.
By scheduled departure hour
Delay causes
Seasonality
| Calendar month | Flights | On time | Cancelled | Avg arrival delay | Years in sample |
|---|---|---|---|---|---|
| Jan | 128 | 78.1% | 2.3% | -1.4 min | 3 |
| Feb | 131 | 74.8% | 6.1% | 8.0 min | 3 |
| Mar | 155 | 69.7% | 0.6% | 14.9 min | 3 |
| Apr | 149 | 73.2% | 2.0% | 5.0 min | 3 |
| May | 115 | 63.5% | 0.9% | 25.3 min | 3 |
| Jun | 90 | 68.9% | 1.1% | 24.4 min | 3 |
| Jul | 93 | 48.4% | 3.2% | 106.4 min | 3 |
| Aug | 93 | 67.7% | 4.3% | 24.7 min | 3 |
| Sep | 90 | 74.4% | 7.8% | 1.1 min | 3 |
| Oct | 96 | 77.1% | 3.1% | 5.6 min | 3 |
| Nov | 118 | 78.8% | 0.0% | 3.4 min | 3 |
| Dec | 135 | 74.8% | 1.5% | 8.5 min | 3 |
Each calendar month summed across the 36 months on file, so most rows combine three years. The pill compares the month with the route's own 12-month share.
Other routes from Key West (EYW)
| Route | Cities | Flights | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| EYW–ATL | Key West to Atlanta | 1,460 | 83.8% | 2.4 min | 1.7% |
| EYW–CLT | Key West to Charlotte | 1,259 | 79.9% | 5.7 min | 2.6% |
| EYW–MIA | Key West to Miami | 1,250 | 80.6% | 6.5 min | 0.4% |
| EYW–ORD | Key West to Chicago | 775 | 65.7% | 20.5 min | 1.5% |
| EYW–DCA | Key West to Washington | 590 | 72.5% | 6.1 min | 2.5% |
| EYW–PHL | Key West to Philadelphia | 493 | 63.3% | 36.1 min | 3.2% |
| EYW–LGA | Key West to New York | 359 | 64.1% | 17.9 min | 6.7% |
| EYW–DFW | Key West to Dallas/Fort Worth | 332 | 67.2% | 25.3 min | 2.7% |
All 21 routes and the airport record for EYW · airport record for EWR
Questions and answers
How often are flights from Key West to Newark on time?
67.4% of the 460 flights scheduled from EYW to EWR in the 12 months to July 2026 arrived less than 15 minutes after their scheduled time. The national share for the same period was 76.0%. Cancelled and diverted flights count as not on time.
Which airline has the highest on-time share from EYW to EWR?
Among reporting carriers with at least 60 flights on the route, United Airlines had the highest on-time share (70.6%), followed by Republic Airline (61.5%). Differences of a point or two on a few hundred flights are small.
What causes delays between Key West and Newark?
For flights that arrived 15 or more minutes late, carriers attributed the delay minutes as follows: national aviation system 32%, late-arriving aircraft 29%, air carrier 26%, extreme weather 13%, security 0%. The categories are the carriers' own reports to BTS; weather that slows the wider system is usually recorded under the National Aviation System rather than extreme weather.
What time of day has the highest on-time share from EYW?
Flights scheduled to leave EYW from 2 pm to 3 pm arrived on time 72.2% of the time, the highest of any hour with enough flights to compare. The lowest was 5 pm to 6 pm at 57.1%. Delays tend to build through the day as late aircraft carry over to later flights.
Is it getting better?
The on-time share for the 12 months to July 2026 was 67.4%, up 1.4 points on the previous 12 months (66.0%). The monthly chart on this page shows each of the last 36 months. Across those months, November had the highest on-time share (78.8%) and July the lowest (48.4%).
Where does this data come from?
Every figure is computed from the Bureau of Transportation Statistics Reporting Carrier On-Time Performance files, which list each scheduled domestic flight by the carriers required to report. This page covers August 2023 to July 2026. It shows totals and averages only; it is not a live flight-status service.
Provenance
Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance (1987 to present), monthly files August 2023 to July 2026, a US government work in the public domain. Figures are totals and averages over all scheduled flights by reporting carriers on the route; no individual flight or aircraft is identified. Times are local to the departure airport. The load factor and passenger counts from the BTS T-100 series are not included in this edition. See the methodology; report processing errors through corrections.