Delta Air Lines LAX to MIA on-time performance
Delta Air Lines nonstop flights from Los Angeles to Miami · Aug 2025 – Jul 2026
On-time arrivals
74%
arrived < 15 min late
Cancelled
1.6%
8 flights
Avg arrival delay
16 min
53 min when late
Rank on route
#2 of 2
route average 78% on time
Key facts
- Delta Air Lines flights on LAX to MIA arrived on time 74% of the time in Aug 2025 – Jul 2026.
- 1.6% were cancelled, and 5% arrived an hour or more late.
- That ranks #2 of 2 airlines on this route, which averaged 78% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (50%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)50%
- Air traffic control & airport congestion33%
- Late-arriving aircraft17%
- Security1%
- Extreme weather0%
Other airlines on LAX to MIA
- American Airlines79% on time · 16 min avg delay
Full LAX to MIA comparison →
Delta Air Lines on-time record across all routes →
495 Delta Air Lines flights tracked on this route; 8 cancelled, 3 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.