Newark (EWR) to Charleston (CHS): On-Time Performance
Data through May 2026
The biggest risk when flying EWR to CHS isn't a late arrival — it's not departing at all. 3.7% of scheduled flights on this route were cancelled, several times the typical US rate. When flights do go, 80% land on time, no worse than the national average of 78%.
- On-time
- 80%
- arrived <15 min late
- Avg delay
- 16 min
- completed flights
- Cancelled
- 3.7%
- Flights/day
- 3.8
- last 12 months
- Duration
- 2h 12m
- scheduled
- Distance
- 628 mi
Best airline from EWR to CHS
3 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| United Airlinesmost reliable | 81% | 14 min | 1.4% | 1,620 |
| Republic Airways | 80% | 17 min | 9.9% | 507 |
| Spirit Airlines | 78% | 19 min | 4.7% | 682 |
Monthly on-time trend
Best time to fly from EWR to CHS
Aim for departures around 6 a.m. (93% on-time); avoid 8 p.m. departures (58%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 80% | 15 min |
| Tuesdaybest | 86% | 11 min |
| Wednesday | 82% | 15 min |
| Thursday | 77% | 18 min |
| Friday | 78% | 18 min |
| Saturday | 81% | 15 min |
| Sunday | 76% | 19 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft38%
- Airline operations33%
- National airspace system28%
- Weather1%
Frequently asked questions
- How often are flights from EWR to CHS delayed?
- 20% of EWR–CHS flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 16 minutes.
- Which airline is most reliable from EWR to CHS?
- United Airlines has the best on-time record on this route at 81%, based on 1,620 flights. 3 airlines flew EWR–CHS frequently enough to compare in this period.
- What is the best time of day to fly from EWR to CHS?
- Departures around 6 a.m. have the best record (93% on-time), while departures around 8 p.m. have the worst (58%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from EWR to CHS?
- The scheduled EWR–CHS flight time averages 2h 12m over 628 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
- How often are EWR to CHS flights cancelled?
- 3.7% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — several times the typical US rate, so consider earlier departures or backup options.
- What is the worst month to fly from EWR to CHS?
- May 2025 was the roughest month in this dataset, with only 59% of arrivals on time. The best was September 2024 at 89%. If your dates are flexible, that 30-point gap is worth planning around.
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Based on 2,809 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.