Historical on-time performance
Birmingham to Las Vegas
1,618 miData through Dec 2025Source: US DOT · BTS
Flights on BHM–LAS arrive on time 83% of the time over the last 12 months.
On-time rate83%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled0.3%of scheduled flights
based on 337 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time83%Medianon timep9035 minCancel0.3%Flights337
Why flights run late
Delay causes
- Airline21%
- Weather1%
- Air traffic (NAS)15%
- Late aircraft63%
- 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 BHM → 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 — 91% on time.
- Mornings91% on time · p90 10 min · 118 flights · limited
- Middays84% on time · p90 25 min · 492 flights
- Afternoons71% on time · p90 50 min · 218 flights
- Evenings59% on time · p90 45 min · 54 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 85% on time.
- Tuesdays85% on time · p90 25 min · 117 flights · limited
- Wednesdays85% on time · p90 25 min · 117 flights · limited
- Mondays81% on time · p90 30 min · 118 flights · limited
- Saturdays81% on time · p90 25 min · 143 flights · limited
- Sundays79% on time · p90 25 min · 153 flights · limited
- Thursdays74% on time · p90 60 min · 117 flights · limited
- Fridays74% on time · p90 50 min · 117 flights · limited
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