FlightRecord

Kansas City (MCI) to Los Angeles (LAX): On-Time Performance

Data through May 2026

The calendar drives reliability on MCI–LAX. January 2025 flights landed on schedule 93% of the time, but June 2024 dropped to 66% — a gap of 27 points. Across the full period the route averages 82% on-time against a national 78%. Morning departures also hold up better than evening ones (91% vs 65%), which matters most in the rough months.

On-time
82%
arrived <15 min late
Avg delay
13 min
completed flights
Cancelled
1.0%
Flights/day
3.5
last 12 months
Duration
3h 36m
scheduled
Distance
1,363 mi

Best airline from MCI to LAX

3 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
Delta Air Linesmost reliable90%8 min1.2%1,006
Spirit Airlines82%20 min2.2%407
Southwest Airlines73%15 min0.4%925

Monthly on-time trend

Monthly on-time percentage for MCI to LAX flights50%75%100%June 2024: 66% on-time (114 flights)66Jun 2024July 2024: 76% on-time (117 flights)76August 2024: 79% on-time (111 flights)79September 2024: 86% on-time (107 flights)86Sep 2024October 2024: 87% on-time (105 flights)87November 2024: 90% on-time (98 flights)90December 2024: 86% on-time (95 flights)86Dec 2024January 2025: 93% on-time (61 flights)93February 2025: 80% on-time (55 flights)80March 2025: 87% on-time (87 flights)87Mar 2025April 2025: 77% on-time (74 flights)77May 2025: 85% on-time (109 flights)85June 2025: 82% on-time (120 flights)82Jun 2025July 2025: 82% on-time (121 flights)82August 2025: 85% on-time (114 flights)85September 2025: 84% on-time (113 flights)84Sep 2025October 2025: 82% on-time (104 flights)82November 2025: 80% on-time (99 flights)80December 2025: 70% on-time (79 flights)70Dec 2025January 2026: 91% on-time (66 flights)91February 2026: 79% on-time (77 flights)79March 2026: 88% on-time (105 flights)88Mar 2026April 2026: 81% on-time (127 flights)81May 2026: 81% on-time (135 flights)81

Best time to fly from MCI to LAX

Aim for departures around 7 a.m. (95% on-time); avoid 8 p.m. departures (60%).

On-time percentage by scheduled departure hour, MCI to LAX5 a.m.: 88% on-time (43 flights)56 a.m.: 90% on-time (175 flights)67 a.m.: 95% on-time (359 flights)710 a.m.: 80% on-time (64 flights)1012 p.m.: 83% on-time (35 flights)121 p.m.: 82% on-time (34 flights)132 p.m.: 87% on-time (110 flights)143 p.m.: 87% on-time (617 flights)154 p.m.: 80% on-time (375 flights)165 p.m.: 70% on-time (80 flights)176 p.m.: 70% on-time (76 flights)187 p.m.: 69% on-time (65 flights)198 p.m.: 60% on-time (183 flights)209 p.m.: 65% on-time (145 flights)21scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday80%14 min
Tuesday82%17 min
Wednesdaybest87%8 min
Thursday85%9 min
Friday85%12 min
Saturday80%15 min
Sunday76%16 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft54%
  • Airline operations33%
  • National airspace system11%
  • Weather3%

Frequently asked questions

How often are flights from MCI to LAX delayed?
18% of MCI–LAX flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 13 minutes.
Which airline is most reliable from MCI to LAX?
Delta Air Lines has the best on-time record on this route at 90%, based on 1,006 flights. 3 airlines flew MCI–LAX frequently enough to compare in this period.
What is the best time of day to fly from MCI to LAX?
Departures around 7 a.m. have the best record (95% on-time), while departures around 8 p.m. have the worst (60%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from MCI to LAX?
The scheduled MCI–LAX flight time averages 3h 36m over 1,363 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
How often are MCI to LAX flights cancelled?
1% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
What is the worst month to fly from MCI to LAX?
June 2024 was the roughest month in this dataset, with only 66% of arrivals on time. The best was January 2025 at 93%. If your dates are flexible, that 27-point gap is worth planning around.

Based on 2,393 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.