Historical on-time performance
Greenville to Denver
Flights on GSP–DEN arrive on time 76% of the time over the last 12 months.
based on 275 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- SkyWest AirlinesOn-time77%Medianon timep9035 minCancel3.3%Flights61
- United AirlinesOn-time76%Medianon timep9070 minCancel0.0%Flights214
Why flights run late
Delay causes
- Airline10%
- Weather4%
- Air traffic (NAS)72%
- Late aircraft14%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
When flights don't go
Why flights were cancelled
- Airline0%
- Weather100%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 2 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 GSP → DEN
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 81% on time.
- Mondays81% on time · p90 35 min · 156 flights · limited
- Tuesdays81% on time · p90 55 min · 156 flights · limited
- Saturdays81% on time · p90 30 min · 175 flights · limited
- Wednesdays80% on time · p90 40 min · 156 flights · limited
- Fridays79% on time · p90 30 min · 159 flights · limited
- Thursdays77% on time · p90 45 min · 154 flights · limited
- Sundays76% on time · p90 40 min · 175 flights · limited
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