Historical on-time performance
Las Vegas to Milwaukee
1,524 miData through May 2026Source: US DOT · BTS
Flights on LAS–MKE arrive on time 75% of the time over the last 12 months.
On-time rate75%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled0.6%of scheduled flights
based on 1,005 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time75%Medianon timep9035 minCancel0.6%Flights1,005
Why flights run late
Delay causes
- Airline32%
- Weather0%
- Air traffic (NAS)11%
- Late aircraft57%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline17%
- Weather50%
- Air traffic (NAS)33%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 6 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 LAS → MKE
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 — 90% on time.
- Mornings90% on time · p90 10 min · 1,039 flights
- Middays73% on time · p90 40 min · 947 flights
- Afternoons70% on time · p90 50 min · 666 flights
- Evenings64% on time · p90 60 min · 974 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 85% on time.
- Saturdays85% on time · p90 20 min · 443 flights
- Wednesdays83% on time · p90 25 min · 495 flights
- Tuesdays80% on time · p90 35 min · 510 flights
- Mondays73% on time · p90 45 min · 564 flights
- Fridays72% on time · p90 45 min · 570 flights
- Sundays72% on time · p90 45 min · 586 flights
- Thursdays69% on time · p90 50 min · 579 flights
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