Best Time to Fly EYW to EWR: On-Time Stats by Hour & Airline
Key West International → Newark Liberty International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 69.8% of Key West (EYW) to Newark (EWR) flights arrived on time (460 scheduled flights). That is 7.8 points below the national average of 77.6%.
United Airlines was the most punctual of the 2 airlines on the route at 73.3%, while Republic Airways trailed at 63.5%.
February has been the best month (79% on time) and Saturday the weakest day of the week (60%).
2.4% of flights were cancelled, versus 1.8% nationally.
EYW to EWR on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| United Airlines | 73.3% | 128 min | 2.0% | 299 |
| Republic Airways | 63.5% | 60 min | 3.1% | 161 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly EYW to EWR
On-time arrival % by scheduled departure hour (local time), 825 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 12pm–1pm | 76.1% | 2.1% | 47 |
| 1pm–2pm | 70.8% | 2.0% | 100 |
| 2pm–3pm | 70.2% | 2.0% | 401 |
| 3pm–4pm | 73.5% | 3.3% | 182 |
| 4pm–5pm | Limited data | 18 | |
| 5pm–6pm | 58.7% | 2.6% | 77 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on EYW to EWR
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 14 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 58.1% | -12.8 pts | 2.3% | 44 |
| Summer peak (Jun 15 - Aug 15) | 67.0% | -4.0 pts | 4.0% | 124 |
| All other days | 70.9% | — | 2.5% | 643 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).