Flights on STL–DEN arrive on time 73% of the time over the last 12 months.
On-time rate73%arrived within 15 min
Median delayon timetypical arrival
p90 delay60 min1 in 10 flights is worsetail risk
Cancelled0.7%of scheduled flights
based on 3,417 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Frontier AirlinesbestOn-time87%Medianon timep9020 minCancel1.1%Flights91
- SkyWest AirlinesOn-time85%Medianon timep9020 minCancel0.0%Flights122
- Southwest AirlinesOn-time74%Medianon timep9060 minCancel0.8%Flights2,128
- United AirlinesOn-time71%Medianon timep9070 minCancel0.6%Flights1,076
Why flights run late
Delay causes
- Airline22%
- Weather4%
- Air traffic (NAS)42%
- Late aircraft32%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
Over time
On-time trend
By season
On-time rate by month
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