Historical on-time performance
Dallas to Los Angeles
1,246 miData through May 2026Source: US DOT · BTS
Flights on DAL–LAX arrive on time 70% of the time over the last 12 months.
On-time rate70%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled1.1%of scheduled flights
based on 1,469 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time70%Medianon timep9045 minCancel1.1%Flights1,469
Why flights run late
Delay causes
- Airline39%
- Weather2%
- Air traffic (NAS)11%
- Late aircraft48%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline13%
- Weather63%
- Air traffic (NAS)25%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 16 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 DAL → LAX
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 · 1,658 flights
- Middays77% on time · p90 35 min · 1,196 flights
- Afternoons73% on time · p90 40 min · 675 flights
- Evenings63% on time · p90 60 min · 1,116 flights
- Overnights55% on time · p90 65 min · 850 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 78% on time.
- Tuesdays78% on time · p90 35 min · 797 flights
- Wednesdays77% on time · p90 40 min · 792 flights
- Saturdays75% on time · p90 40 min · 593 flights
- Mondays74% on time · p90 45 min · 852 flights
- Fridays73% on time · p90 35 min · 864 flights
- Thursdays70% on time · p90 40 min · 851 flights
- Sundays69% on time · p90 50 min · 746 flights
Keep exploring