Historical on-time performance
Charleston to New York
641 miData through May 2026Source: US DOT · BTS
Flights on CHS–LGA arrive on time 70% of the time over the last 12 months.
On-time rate70%arrived within 15 min
p90 delay75 min1 in 10 flights is worse (tail risk)
Cancelled4.9%of scheduled flights
based on 1,385 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Republic AirwaysbestOn-time73%Medianon timep9060 minCancel5.0%Flights1,010
- Delta Air LinesOn-time62%Medianon timep90115 minCancel4.8%Flights375
Why flights run late
Delay causes
- Airline42%
- Weather1%
- Air traffic (NAS)25%
- Late aircraft32%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline37%
- Weather35%
- Air traffic (NAS)28%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 68 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly CHS → LGA
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 87% on time.
- Mornings87% on time · p90 15 min · 1,115 flights
- Middays81% on time · p90 35 min · 1,134 flights
- Afternoons72% on time · p90 70 min · 852 flights
- Evenings68% on time · p90 80 min · 1,233 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 81% on time.
- Wednesdays81% on time · p90 55 min · 633 flights
- Saturdays80% on time · p90 35 min · 527 flights
- Tuesdays79% on time · p90 50 min · 634 flights
- Thursdays78% on time · p90 50 min · 633 flights
- Fridays75% on time · p90 55 min · 637 flights
- Sundays74% on time · p90 55 min · 637 flights
- Mondays74% on time · p90 70 min · 634 flights
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