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

Long Beach, CA (LGB) to Denver, CO (DEN) flight delay odds

81.5% of 1,012 official scheduled LGB-to-DEN flights arrived on time; 12.4% arrived at least 30 minutes late and 0.2% 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 SIGNALLower disruption
81.5%arrived on time
12.4%30+ min late
0.2%cancelled
1,012scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.1%all scheduled flights
120+ minutes late2.4%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+4.6 mincompleted flights

Which departure time was most reliable for LGB to DEN?

Among qualifying LGB-to-DEN departure window results, Early morning had the highest on-time rate: 92.0% of 364 flights. Afternoon was lowest at 67.0% across 388 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36492.0%5.2%0.5%
Late morning25488.6%7.1%0.0%
Afternoon38867.0%22.4%0.0%

Which weekday was most reliable for LGB to DEN?

Among qualifying LGB-to-DEN weekday results, Sunday had the highest on-time rate: 85.9% of 149 flights. Thursday was lowest at 75.7% across 144 flights.

DayFlightsOn time30+ minCancelled
Monday14577.9%12.4%0.0%
Tuesday14083.6%12.1%0.0%
Wednesday13784.7%8.0%0.0%
Thursday14475.7%20.1%0.0%
Friday14977.9%15.4%0.7%
Saturday14885.1%8.1%0.7%
Sunday14985.9%10.1%0.0%

Which airline was most reliable for LGB to DEN?

Only Southwest Airlines met the LGB-to-DEN airline threshold: 81.5% of 1,012 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines1,01281.5%12.4%0.2%

Which month was most reliable for LGB to DEN?

Among qualifying LGB-to-DEN month results, January 2026 had the highest on-time rate: 95.5% of 67 flights. July 2025 was lowest at 73.2% across 97 flights.

MonthFlightsOn time30+ minCancelled
July 20259773.2%19.6%1.0%
August 20258975.3%14.6%0.0%
September 20258683.7%10.5%0.0%
October 20258081.2%8.8%0.0%
November 20258185.2%11.1%0.0%
December 20258179.0%14.8%1.2%
January 20266795.5%3.0%0.0%
February 20266686.4%9.1%0.0%
March 20269278.3%17.4%0.0%
April 20269087.8%4.4%0.0%
May 20269383.9%11.8%0.0%
June 20269074.4%18.9%0.0%

What drove LGB to DEN delay minutes?

Late aircraft was the largest recorded LGB-to-DEN delay category, accounting for 37.9% of 11,916 BTS-attributed delay minutes during July 2025–June 2026.

Airline11.4%
Late aircraft37.9%
National airspace37.9%
Weather12.6%
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.