Historical on-time performance
Hilton Head Island to Philadelphia
609 miData through May 2026Source: US DOT · BTS
Flights on HHH–PHL arrive on time 66% of the time over the last 12 months.
On-time rate66%arrived within 15 min
p90 delay60 min1 in 10 flights is worse (tail risk)
Cancelled2.8%of scheduled flights
based on 106 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Republic AirwaysOn-time66%Medianon timep9060 minCancel2.8%Flights106
Why flights run late
Delay causes
- Airline52%
- Weather7%
- Air traffic (NAS)6%
- Late aircraft35%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather33%
- Air traffic (NAS)67%
- Security0%
Most cancellations here are attributed to Air traffic (NAS). Shares are among 3 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
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