Historical on-time performance
Indianapolis to Las Vegas
1,591 miData through May 2026Source: US DOT · BTS
Flights on IND–LAS arrive on time 78% of the time over the last 12 months.
On-time rate78%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled0.4%of scheduled flights
based on 1,117 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time78%Medianon timep9035 minCancel0.4%Flights1,117
Why flights run late
Delay causes
- Airline24%
- Weather2%
- Air traffic (NAS)22%
- Late aircraft51%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather20%
- Air traffic (NAS)80%
- Security0%
Most cancellations here are attributed to Air traffic (NAS). Shares are among 5 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 IND → 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 — 91% on time.
- Mornings91% on time · p90 10 min · 1,326 flights
- Middays84% on time · p90 20 min · 1,222 flights
- Afternoons76% on time · p90 40 min · 657 flights
- Evenings70% on time · p90 50 min · 866 flights
- Overnights66% on time · p90 70 min · 308 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 86% on time.
- Wednesdays86% on time · p90 20 min · 523 flights
- Tuesdays84% on time · p90 25 min · 531 flights
- Mondays81% on time · p90 30 min · 772 flights
- Fridays80% on time · p90 35 min · 785 flights
- Saturdays80% on time · p90 25 min · 436 flights
- Thursdays79% on time · p90 35 min · 661 flights
- Sundays77% on time · p90 40 min · 671 flights
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