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Route · LGB → SJC · 2020–2025 BTS data

Long Beach to San Jose

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), LGB to SJC (Long Beach to San Jose) ranks #1860 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

86.7%
On-time
+7.7 pts
vs US avg
56 min
Delay when late
6,788
Flights
#1860 of 4927
Corpus placement

Cancelled

0.6%

Best Month

May 2025 94%

Worst Month

Mar 2024 80%

Distance

324 mi

Carriers

2

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 93 16 2 0 WN
Nov 2025 92 15 0 0 WN
Oct 2025 96 13 1 0 WN
Sep 2025 103 10 0 0 WN
Aug 2025 106 8 0 0 WN
Jul 2025 105 18 1 0 WN
Jun 2025 105 19 0 0 WN
May 2025 120 7 0 0 WN
Apr 2025 113 11 0 0 WN
Mar 2025 106 13 0 0 WN
Feb 2025 94 10 1 0 WN
Jan 2025 101 7 1 0 WN
Dec 2024 126 15 2 0 WN
Nov 2024 119 9 0 0 WN
Oct 2024 117 16 2 0 WN
Sep 2024 107 12 0 0 WN
Aug 2024 110 11 0 0 WN
Jul 2024 115 18 1 0 WN
Jun 2024 110 14 0 0 WN
May 2024 107 13 0 0 WN
Apr 2024 103 12 1 0 WN
Mar 2024 107 21 1 0 WN
Feb 2024 104 17 0 0 WN
Jan 2024 111 14 2 0 WN

LGB–SJC seasonal on-time pattern

Best: November (90.7%) · weakest: June (81.6%)

80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 86.2%

Strongest calendar month

November

90.7% on-time · ~97 flights/mo

Busiest calendar month

January

~111 flights/mo avg

Weakest calendar month

June

81.6% on-time · ~106 flights/mo

Cancellation Rate

0.6%

15 of 2,570 flights

Diversion Rate

0.0%

0 of 2,570 flights

Origin-hub reliability standing

Among LGB's stronger departures

LGB → SJC posts a 86.7% on-time rate, landing in the ≥85% band with 8 of 16 BTS-tracked routes leaving Long Beach. The same hub also shows 8 mid-band and 0 challenged departures · fleet-wide on-time rank #709 of 4927 (highest on-time = #1).

What the Data Says About LGB to SJC

Long Beach to San Jose (LGB to SJC) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 86.7% on-time rate across 6,788 flights, with delays that do happen averaging 56.2 minutes. The corridor runs roughly 324 miles and is served by 2 carriers. Over the most recent 24 months, 15 of 2,570 flights were cancelled (0.6%) and 0 diverted (0.0%).

Monthly performance varies moderately here: May 2025 was the strongest month at 94% on-time versus Mar 2024 at 80%, a 14-point difference.

On the multi-year calendar, LGB–SJC peaks in November at 90.7% on-time while January carries the heaviest traffic (~111 flights per month) ; the softest month is June at 81.6%, a 9.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does LGB to SJC rank among US routes by traffic?
According to PlainFlights' route traffic ranking, LGB to SJC ranks #1860 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 SJC?
Flights from Long Beach to San Jose have a 86.7% on-time rate based on 6,788 flights. The average delay is 56.2 minutes. The best recent month was May 2025 with 94% on-time.
What is the cancellation rate for LGB to SJC?
Over the last 24 months, 0.6% of flights on this route were cancelled (15 of 2,570 flights) and 0.0% were diverted.
How far is the flight from LGB to SJC?
The flight distance from Long Beach (LGB) to San Jose (SJC) is approximately 324 miles. This route is served by 2 carriers.
When is the best time to fly from LGB to SJC?
The best recent month for on-time performance was May 2025 (94% on-time). The worst was Mar 2024 (80% 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–SJC data

LGB–SJC runs 7.7 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 SJC airport profiles: delay causes and top routes differ even on the same corridor. LGB airport
  • If your dates flex, November (90.7% on-time) beats June (81.6%) on this corridor. Seasonal chart
  • 4 other routes post a similar 86.7% 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.