Historical on-time performance
Columbus to Las Vegas
1,772 miData through May 2026Source: US DOT · BTS
Flights on CMH–LAS arrive on time 79% of the time over the last 12 months.
On-time rate79%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.5%of scheduled flights
based on 840 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time79%Medianon timep9030 minCancel0.5%Flights840
Why flights run late
Delay causes
- Airline30%
- Weather2%
- Air traffic (NAS)16%
- Late aircraft53%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline25%
- Weather75%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 4 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 CMH → LAS
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 93% on time.
- Mornings93% on time · p90 10 min · 1,064 flights
- Middays79% on time · p90 35 min · 354 flights
- Afternoons70% on time · p90 55 min · 932 flights
- Overnights68% on time · p90 65 min · 193 flights · limited
- Evenings68% on time · p90 65 min · 600 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 85% on time.
- Wednesdays85% on time · p90 20 min · 426 flights
- Tuesdays84% on time · p90 25 min · 414 flights
- Saturdays78% on time · p90 45 min · 361 flights
- Sundays77% on time · p90 40 min · 501 flights
- Mondays76% on time · p90 55 min · 477 flights
- Fridays75% on time · p90 45 min · 491 flights
- Thursdays74% on time · p90 45 min · 473 flights
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