Historical on-time performance
Los Angeles to Dallas
1,246 miData through May 2026Source: US DOT · BTS
Flights on LAX–DAL arrive on time 71% of the time over the last 12 months.
On-time rate71%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled0.7%of scheduled flights
based on 1,471 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time71%Medianon timep9040 minCancel0.7%Flights1,471
Why flights run late
Delay causes
- Airline35%
- Weather1%
- Air traffic (NAS)20%
- Late aircraft44%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline18%
- Weather73%
- Air traffic (NAS)9%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 11 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 LAX → DAL
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 — 88% on time.
- Mornings88% on time · p90 15 min · 2,291 flights
- Middays69% on time · p90 35 min · 1,096 flights
- Afternoons66% on time · p90 50 min · 987 flights
- Evenings65% on time · p90 60 min · 1,117 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 79% on time.
- Tuesdays79% on time · p90 30 min · 799 flights
- Wednesdays78% on time · p90 30 min · 800 flights
- Saturdays78% on time · p90 30 min · 597 flights
- Mondays76% on time · p90 35 min · 848 flights
- Fridays75% on time · p90 35 min · 856 flights
- Thursdays73% on time · p90 40 min · 844 flights
- Sundays70% on time · p90 45 min · 747 flights
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