Historical on-time performance
Newark to Hilton Head Island
687 miData through Dec 2025Source: US DOT · BTS
Flights on EWR–HHH arrive on time 83% of the time over the last 12 months.
On-time rate83%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled2.2%of scheduled flights
based on 183 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Republic AirwaysOn-time83%Medianon timep9025 minCancel2.2%Flights183
Why flights run late
Delay causes
- Airline38%
- Weather0%
- Air traffic (NAS)44%
- Late aircraft18%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly EWR → HHH
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 86% on time.
- Mornings86% on time · p90 20 min · 463 flights
- Middays79% on time · p90 30 min · 178 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 78% to 90% on time.
- Tuesdays90% on time · p90 10 min · 91 flights · limited
- Mondays86% on time · p90 15 min · 91 flights · limited
- Wednesdays84% on time · p90 20 min · 91 flights · limited
- Saturdays83% on time · p90 35 min · 95 flights · limited
- Thursdays82% on time · p90 20 min · 91 flights · limited
- Fridays82% on time · p90 35 min · 91 flights · limited
- Sundays78% on time · p90 50 min · 91 flights · limited
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