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Route · LGB → DEN · 2020–2025 BTS data

Long Beach to Denver

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), LGB to DEN (Long Beach to Denver) ranks #2194 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

82.4%
On-time
+3.4 pts
vs US avg
61 min
Delay when late
5,718
Flights
#2194 of 4927
Corpus placement

Cancelled

0.8%

Best Month

Nov 2024 96%

Worst Month

May 2025 69%

Distance

854 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 81 16 1 0 WN
Nov 2025 81 12 0 0 WN
Oct 2025 80 15 0 0 WN
Sep 2025 86 14 0 0 WN
Aug 2025 89 21 0 1 WN
Jul 2025 97 25 1 0 WN
Jun 2025 92 28 1 0 WN
May 2025 90 28 0 0 WN
Apr 2025 86 18 1 0 WN
Mar 2025 95 10 1 0 WN
Feb 2025 70 7 0 0 WN
Jan 2025 70 6 1 0 WN
Dec 2024 81 16 0 0 WN
Nov 2024 82 3 2 0 WN
Oct 2024 88 8 0 0 WN
Sep 2024 85 14 0 0 WN
Aug 2024 90 14 0 0 WN
Jul 2024 97 20 0 0 WN
Jun 2024 95 16 0 0 WN
May 2024 96 24 0 1 WN
Apr 2024 94 12 0 0 WN
Mar 2024 98 9 4 0 WN
Feb 2024 91 16 2 2 WN
Jan 2024 97 12 3 1 WN

LGB–DEN seasonal on-time pattern

Best: November (91.3%) · weakest: July (74.1%)

70%75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 80.2%

Strongest calendar month

November

91.3% on-time · ~83 flights/mo

Busiest calendar month

July

~99 flights/mo avg

Weakest calendar month

July

74.1% on-time · ~99 flights/mo

Cancellation Rate

0.8%

17 of 2,111 flights

Diversion Rate

0.2%

5 of 2,111 flights

Origin-hub reliability standing

Mid-pack among LGB departures

From LGB, this corridor sits with 8 other 75–85% on-time routes out of 16 tracked departures, not the hub's reliability leaders (8 at ≥85%) and not the softest ( 0 below 75%). Destination: Denver · fleet on-time rank #2194 of 4927.

What the Data Says About LGB to DEN

Bureau of Transportation Statistics records show Long Beach to Denver (LGB to DEN) running a 82.4% on-time rate over 5,718 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 60.6 minutes. The 854-mile corridor is served by 1 carrier, and over the last 24 months 0.8% of 2,111 flights were cancelled, 0.2% diverted.

The monthly split is wide on this route: Nov 2024 posted the strongest performance at 96% on-time, while May 2025 came in at just 69% - a 28-point swing worth factoring into travel timing.

On the multi-year calendar, LGB–DEN peaks in November at 91.3% on-time while July carries the heaviest traffic (~99 flights per month) ; the softest month is July at 74.1%, a 17.2-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does LGB to DEN rank among US routes by traffic?
According to PlainFlights' route traffic ranking, LGB to DEN ranks #2194 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from LGB to DEN?
Flights from Long Beach to Denver have a 82.4% on-time rate based on 5,718 flights. The average delay is 60.6 minutes. The best recent month was Nov 2024 with 96% on-time.
What is the cancellation rate for LGB to DEN?
Over the last 24 months, 0.8% of flights on this route were cancelled (17 of 2,111 flights) and 0.2% were diverted.
How far is the flight from LGB to DEN?
The flight distance from Long Beach (LGB) to Denver (DEN) is approximately 854 miles. This route is served by 1 carrier.
When is the best time to fly from LGB to DEN?
The best recent month for on-time performance was Nov 2024 (96% on-time). The worst was May 2025 (69% on-time). Consider booking during months with historically better performance.

Airports on this route

Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Using LGB–DEN data

LGB–DEN runs 3.4 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare LGB and DEN airport profiles: delay causes and top routes differ even on the same corridor. LGB airport
  • If your dates flex, November (91.3% on-time) beats July (74.1%) on this corridor. Seasonal chart
  • 4 other routes post a similar 82.4% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.