Historical on-time performance
Oklahoma City to Las Vegas
987 miData through Dec 2025Source: US DOT · BTS
Flights on OKC–LAS arrive on time 82% of the time over the last 12 months.
On-time rate82%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.4%of scheduled flights
based on 1,059 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time82%Medianon timep9030 minCancel0.4%Flights1,059
Why flights run late
Delay causes
- Airline27%
- Weather3%
- Air traffic (NAS)18%
- Late aircraft53%
- 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 OKC → LAS
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 93% on time.
- Mornings93% on time · p90 5 min · 873 flights
- Middays83% on time · p90 25 min · 942 flights
- Overnights68% on time · p90 55 min · 306 flights
- Evenings68% on time · p90 55 min · 779 flights
- Afternoons68% on time · p90 55 min · 407 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 85% on time.
- Saturdays85% on time · p90 25 min · 386 flights
- Wednesdays84% on time · p90 30 min · 389 flights
- Tuesdays82% on time · p90 30 min · 413 flights
- Mondays77% on time · p90 40 min · 454 flights
- Fridays77% on time · p90 40 min · 452 flights
- Sundays76% on time · p90 45 min · 647 flights
- Thursdays75% on time · p90 40 min · 566 flights
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