Newark (EWR) to Jacksonville (JAX): On-Time Performance
Data through July 2026
The calendar drives reliability on EWR–JAX. September 2024 flights landed on schedule 91% of the time, but May 2025 dropped to 65% — a gap of 26 points. Across the full period the route averages 80% on-time against a national 78%. Morning departures also hold up better than evening ones (89% vs 69%), which matters most in the rough months.
- On-time
- 80%
- arrived <15 min late
- Avg delay
- 17 min
- completed flights
- Cancelled
- 2.7%
- Flights/day
- 3.8
- last 12 months
- Duration
- 2h 36m
- scheduled
- Distance
- 820 mi
Best airline from EWR to JAX
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airwaysmost reliable | 85% | 9 min | 4.4% | 459 |
| United Airlines | 79% | 18 min | 2.3% | 2,303 |
Monthly on-time trend
Best time to fly from EWR to JAX
Aim for departures around 6 a.m. (94% on-time); avoid 7 p.m. departures (66%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 80% | 17 min |
| Tuesdaybest | 84% | 13 min |
| Wednesday | 82% | 12 min |
| Thursday | 77% | 19 min |
| Friday | 82% | 13 min |
| Saturday | 77% | 20 min |
| Sunday | 75% | 23 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft44%
- Airline operations25%
- National airspace system23%
- Weather9%
Frequently asked questions
- How often are flights from EWR to JAX delayed?
- 20% of EWR–JAX flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 17 minutes.
- Which airline is most reliable from EWR to JAX?
- Republic Airways has the best on-time record on this route at 85%, based on 459 flights. 2 airlines flew EWR–JAX frequently enough to compare in this period.
- What is the best time of day to fly from EWR to JAX?
- Departures around 6 a.m. have the best record (94% on-time), while departures around 7 p.m. have the worst (66%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from EWR to JAX?
- The scheduled EWR–JAX flight time averages 2h 36m over 820 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
- How often are EWR to JAX flights cancelled?
- 2.7% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from EWR to JAX?
- May 2025 was the roughest month in this dataset, with only 65% of arrivals on time. The best was September 2024 at 91%. If your dates are flexible, that 26-point gap is worth planning around.
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Based on 2,762 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.