Historical on-time performance
Denver to Tulsa
541 miData through Dec 2025Source: US DOT · BTS
Flights on DEN–TUL arrive on time 72% of the time over the last 12 months.
On-time rate72%arrived within 15 min
p90 delay55 min1 in 10 flights is worse (tail risk)
Cancelled0.6%of scheduled flights
based on 2,401 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesbestOn-time80%Medianon timep9035 minCancel0.7%Flights1,200
- United AirlinesOn-time66%Medianon timep9085 minCancel0.0%Flights247
- Southwest AirlinesOn-time64%Medianon timep9070 minCancel0.6%Flights954
Why flights run late
Delay causes
- Airline29%
- Weather4%
- Air traffic (NAS)19%
- Late aircraft49%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly DEN → TUL
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 66% to 83% on time.
- Mornings83% on time · p90 20 min · 744 flights
- Middays83% on time · p90 25 min · 2,213 flights
- Overnights67% on time · p90 70 min · 1,477 flights
- Evenings66% on time · p90 70 min · 1,343 flights
- Afternoons66% on time · p90 45 min · 754 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 71% to 76% on time.
- Tuesdays76% on time · p90 50 min · 933 flights
- Mondays75% on time · p90 45 min · 975 flights
- Saturdays75% on time · p90 45 min · 806 flights
- Wednesdays74% on time · p90 50 min · 929 flights
- Sundays74% on time · p90 50 min · 968 flights
- Thursdays72% on time · p90 50 min · 957 flights
- Fridays71% on time · p90 50 min · 965 flights
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