Historical on-time performance
Baltimore to Las Vegas
Flights on BWI–LAS arrive on time 78% of the time over the last 12 months.
based on 1,829 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- Spirit AirlinesOn-time86%Medianon timep9025 minCancel0.5%Flights194
- Southwest AirlinesOn-time77%Medianon timep9035 minCancel1.2%Flights1,635
Why flights run late
Delay causes
- Airline31%
- Weather11%
- Air traffic (NAS)21%
- Late aircraft36%
- Security2%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline10%
- Weather71%
- Air traffic (NAS)19%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 21 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 BWI → 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 — 89% on time.
- Mornings89% on time · p90 15 min · 1,960 flights
- Middays80% on time · p90 30 min · 992 flights
- Afternoons71% on time · p90 50 min · 970 flights
- Evenings66% on time · p90 60 min · 1,078 flights
- Overnights58% on time · p90 75 min · 705 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 80% on time.
- Tuesdays80% on time · p90 30 min · 813 flights
- Wednesdays78% on time · p90 40 min · 817 flights
- Saturdays77% on time · p90 35 min · 729 flights
- Mondays76% on time · p90 50 min · 838 flights
- Thursdays75% on time · p90 40 min · 836 flights
- Sundays75% on time · p90 40 min · 830 flights
- Fridays73% on time · p90 50 min · 842 flights
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