ATL (Atlanta) to LAX (Los Angeles) flights arrive on time 78% of the time. The most reliable airline on this route is Delta Air Lines at 82%. The average delay is 45 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated March 2026.ATL → LAX
ATL (Atlanta) to LAX (Los Angeles)
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ATL → LAX on-time performance by month
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This route is on time most of the time. About 78% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Delta Air Lines edges out United Airlines on this route — 82% vs 76% on time.
Airline Comparison
Delta Air Lines leads at 82% on time; United Airlines trails at 76%.
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Data last updated March 2026. Source: Bureau of Transportation Statistics.