Route
LGB → DEN
Long Beach International Airport Denver International Airport
How punctual is this route?
- On-time arrivals
- 82.0%
- Less than 15 minutes late
- Cancelled
- 0.1%
- Of scheduled flights
- Average delay when late
- 66 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,007
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 41%
- Late-arriving aircraft 36%
- Airline (crew, maintenance, cleaning) 12%
- Extreme weather 10%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 83.7% | 86 |
| October 2025 | 81.2% | 80 |
| November 2025 | 85.2% | 81 |
| December 2025 | 80.0% | 81 |
| January 2026 | 95.5% | 67 |
| February 2026 | 86.4% | 66 |
| March 2026 | 78.3% | 92 |
| April 2026 | 87.8% | 90 |
| May 2026 | 83.9% | 93 |
| June 2026 | 75.3% | 90 |
| July 2026 | 76.4% | 92 |
| August 2026 | 74.7% | 89 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 1,007 | 82.0% | 0.1% | 66 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN3470
20% late · 91 flights
-
WN3469
21% late · 67 flights
-
WN4966
7% late · 67 flights
-
WN4238
15% late · 60 flights
-
WN3255
7% late · 57 flights
-
WN2948
0% late · 50 flights
-
WN1925
17% late · 46 flights
-
WN3833
35% late · 40 flights
-
WN4574
6% late · 36 flights
-
WN2479
59% late · 35 flights
-
WN2013
39% late · 33 flights
-
WN2105
18% late · 33 flights
-
WN2434
3% late · 31 flights
-
WN3117
6% late · 31 flights
-
WN2429
37% late · 28 flights
-
WN2488
11% late · 28 flights
-
WN4659
11% late · 28 flights
-
WN4292
28% late · 25 flights
-
WN1107
22% late · 23 flights
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