Long Beach (LGB) to Denver (DEN): On-Time Performance
Data through July 2026
The calendar drives reliability on LGB–DEN. November 2024 flights landed on schedule 96% of the time, but May 2025 dropped to 69% — a gap of 27 points. Across the full period the route averages 82% on-time against a national 78%.
- On-time
- 82%
- arrived <15 min late
- Avg delay
- 12 min
- completed flights
- Cancelled
- 0.4%
- Flights/day
- 2.8
- last 12 months
- Duration
- 2h 18m
- scheduled
- Distance
- 854 mi
Monthly on-time trend
Best time to fly from LGB to DEN
Aim for departures around 7 a.m. (95% on-time); avoid 3 p.m. departures (58%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 81% | 12 min |
| Tuesday | 83% | 15 min |
| Wednesday | 84% | 11 min |
| Thursday | 78% | 13 min |
| Friday | 78% | 15 min |
| Saturday | 85% | 10 min |
| Sundaybest | 85% | 10 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft33%
- Airline operations14%
- National airspace system44%
- Weather9%
Frequently asked questions
- How often are flights from LGB to DEN delayed?
- 18% of LGB–DEN flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 12 minutes.
- What is the best time of day to fly from LGB to DEN?
- Departures around 7 a.m. have the best record (95% on-time), while departures around 3 p.m. have the worst (58%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from LGB to DEN?
- The scheduled LGB–DEN flight time averages 2h 18m over 854 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
- How often are LGB to DEN flights cancelled?
- 0.4% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from LGB to DEN?
- May 2025 was the roughest month in this dataset, with only 69% of arrivals on time. The best was November 2024 at 96%. If your dates are flexible, that 27-point gap is worth planning around.
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Based on 2,130 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.