Historical on-time performance
Tucson to Las Vegas
365 miData through May 2026Source: US DOT · BTS
Flights on TUS–LAS arrive on time 85% of the time over the last 12 months.
On-time rate85%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled0.2%of scheduled flights
based on 1,250 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time85%Medianon timep9025 minCancel0.2%Flights1,250
Why flights run late
Delay causes
- Airline18%
- Weather3%
- Air traffic (NAS)25%
- Late aircraft53%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather50%
- Air traffic (NAS)50%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 2 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 TUS → 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 — 96% on time.
- Mornings96% on time · p90 on time · 1,209 flights
- Middays82% on time · p90 25 min · 998 flights
- Evenings75% on time · p90 55 min · 878 flights
- Overnights73% on time · p90 40 min · 149 flights · limited
- Afternoons69% on time · p90 60 min · 665 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 90% on time.
- Tuesdays90% on time · p90 15 min · 542 flights
- Wednesdays88% on time · p90 15 min · 534 flights
- Saturdays87% on time · p90 20 min · 401 flights
- Sundays81% on time · p90 35 min · 581 flights
- Mondays80% on time · p90 40 min · 607 flights
- Thursdays77% on time · p90 45 min · 612 flights
- Fridays77% on time · p90 45 min · 622 flights
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