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

Detroit, MI (DTW) to Los Angeles, CA (LAX) flight delay odds

77.2% of 2,527 official scheduled DTW-to-LAX flights arrived on time; 13.3% arrived at least 30 minutes late and 0.9% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
77.2%arrived on time
13.3%30+ min late
0.9%cancelled
2,527scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.8%all scheduled flights
120+ minutes late1.9%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+4.5 mincompleted flights

Which departure time was most reliable for DTW to LAX?

Among qualifying DTW-to-LAX departure window results, Early morning had the highest on-time rate: 85.1% of 444 flights. Night was lowest at 66.1% across 186 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning44485.1%8.1%1.1%
Late morning17783.1%9.6%1.1%
Afternoon90680.4%10.8%0.4%
Evening81470.6%17.3%0.9%
Night18666.1%23.1%2.2%

Which weekday was most reliable for DTW to LAX?

Among qualifying DTW-to-LAX weekday results, Wednesday had the highest on-time rate: 81.8% of 347 flights. Sunday was lowest at 72.5% across 371 flights.

DayFlightsOn time30+ minCancelled
Monday37573.9%17.3%1.1%
Tuesday35480.2%9.6%1.4%
Wednesday34781.8%10.4%0.6%
Thursday36779.0%11.2%0.0%
Friday37676.6%12.8%1.6%
Saturday33776.9%15.7%0.3%
Sunday37172.5%15.6%1.1%

Which airline was most reliable for DTW to LAX?

Among qualifying DTW-to-LAX airline results, Spirit Airlines had the highest on-time rate: 79.1% of 546 flights. Delta Air Lines was lowest at 76.7% across 1,979 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines1,97976.7%13.1%0.8%
Spirit Airlines54679.1%13.7%1.3%
American Airlines2100.0%0.0%0.0%

Which month was most reliable for DTW to LAX?

Among qualifying DTW-to-LAX month results, September 2025 had the highest on-time rate: 88.2% of 229 flights. December 2025 was lowest at 60.6% across 213 flights.

MonthFlightsOn time30+ minCancelled
July 202526280.5%12.6%0.4%
August 202524488.1%7.0%0.4%
September 202522988.2%5.7%0.0%
October 202523484.2%8.5%0.0%
November 202518579.5%13.0%1.1%
December 202521360.6%24.9%3.3%
January 202620167.7%21.4%0.0%
February 202617976.5%11.7%0.6%
March 202621474.3%16.8%2.3%
April 202620969.4%18.7%1.0%
May 202618680.6%8.6%1.6%
June 202617171.9%11.7%0.0%

What drove DTW to LAX delay minutes?

Airline was the largest recorded DTW-to-LAX delay category, accounting for 52.4% of 33,213 BTS-attributed delay minutes during July 2025–June 2026.

Airline52.4%
Late aircraft22.1%
National airspace20.5%
Weather4.8%
Security0.2%
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.