Historical on-time performance
Denver to Tulsa
541 miData through May 2026Source: US DOT · BTS
Flights on DEN–TUL arrive on time 75% of the time over the last 12 months.
On-time rate75%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.9%of scheduled flights
based on 2,344 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesbestOn-time84%Medianon timep9025 minCancel0.7%Flights1,109
- United AirlinesOn-time73%Medianon timep9055 minCancel0.9%Flights339
- Southwest AirlinesOn-time63%Medianon timep9060 minCancel1.1%Flights896
Why flights run late
Delay causes
- Airline31%
- Weather6%
- Air traffic (NAS)16%
- Late aircraft48%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline10%
- Weather76%
- Air traffic (NAS)14%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 21 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 DEN → TUL
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 65% to 85% on time.
- Mornings85% on time · p90 20 min · 764 flights
- Middays83% on time · p90 25 min · 2,319 flights
- Overnights68% on time · p90 65 min · 1,549 flights
- Evenings68% on time · p90 65 min · 1,406 flights
- Afternoons65% on time · p90 45 min · 752 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 71% to 78% on time.
- Tuesdays78% on time · p90 45 min · 951 flights
- Wednesdays77% on time · p90 40 min · 946 flights
- Mondays76% on time · p90 45 min · 998 flights
- Saturdays75% on time · p90 40 min · 864 flights
- Sundays74% on time · p90 45 min · 1,029 flights
- Thursdays72% on time · p90 45 min · 1,002 flights
- Fridays71% on time · p90 50 min · 1,002 flights
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