BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
ATLLAX

Atlanta, GA (ATL) to Los Angeles, CA (LAX) flight delay odds

Historically, 77.6% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 5,021 flights.

HISTORICAL ROUTE SIGNALGenerally reliable
77.6%arrived on time
13.4%30+ min late
0.9%cancelled
5,021scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.7%all scheduled flights
120+ minutes late2.4%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+5.2 mincompleted flights

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

Departure windowFlightsOn time30+ minCancelled
Early morning93586.3%7.2%0.7%
Late morning1,16481.9%8.9%0.9%
Afternoon1,28476.4%13.6%0.3%
Evening1,17272.8%18.5%0.9%
Night46665.2%23.4%2.4%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

DayFlightsOn time30+ minCancelled
Monday74075.8%14.9%0.8%
Tuesday70078.3%13.9%0.1%
Wednesday68184.1%7.8%0.0%
Thursday73279.5%12.6%0.3%
Friday73676.4%14.4%1.0%
Saturday69378.2%12.4%1.3%
Sunday73971.7%17.3%2.4%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines3,84978.9%12.2%0.8%
Frontier Airlines52168.1%18.8%2.1%
American Airlines38073.9%18.9%0.5%
Spirit Airlines27183.4%11.8%0.4%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

MonthFlightsOn time30+ minCancelled
July 202549871.7%19.3%1.0%
August 202548277.8%14.1%0.8%
September 202545582.6%9.5%0.0%
October 202542682.4%9.4%0.0%
November 202542677.9%13.1%1.9%
December 202544476.1%13.7%0.9%
January 202636771.9%17.7%2.2%
February 202632378.3%12.1%0.3%
March 202635984.4%8.9%1.7%
April 202638076.1%13.7%0.0%
May 202642875.5%14.3%0.5%
June 202643377.8%13.6%1.2%

What drove reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

Airline51.3%
Late aircraft28.2%
National airspace15.3%
Weather4.8%
Security0.4%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.