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Route Reliability

Sacramento → Long Beach

SMF–LGB · 387 miles · Sacramento International Airport to Long Beach Airport

93
Nerd Approved
WanderNerd Reliability Score
86%
Arrive within 15 minutes
1 min
Average arrival delay
0.3%
Cancelled
1,917
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 86% of the time across 1,917 flights. No comparison to make.

What the data says

Morning flights do better here.

SMF–LGB flights departing between 6–9 AM arrived on time 95% of the time, versus 76% between 6–9 PM.

Friday is doing you no favors.

SMF–LGB flights arrived on time 92% of the time on Wednesdays. On Fridays: 83%.

It basically never cancels.

Out of 1,917 scheduled flights, only 0.3% were cancelled.

Flights on this route

The breakdown

On-time by weekday
  • Mon84%(292 flights)
  • Tue91%(276 flights)
  • Wed92%(277 flights)
  • Thu83%(294 flights)
  • Fri83%(286 flights)
  • Sat86%(224 flights)
  • Sun84%(261 flights)
On-time by departure window
  • 6–9 AM95%(466 flights)
  • 9 AM–12 PM92%(363 flights)
  • 12–3 PM85%(341 flights)
  • 3–6 PM81%(438 flights)
  • 6–9 PM76%(302 flights)
On-time trend by month
85%
May

Jun 83% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%165
July 202587%171
August 202585%161
September 202591%159
October 202591%163
November 202581%170
December 202582%171
January 202691%162
February 202686%155
March 202686%147
April 202689%142
May 202685%144

Same trip, other airports

Keep nerding

Based on 1,917 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.