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Route Reliability

Atlanta → San Jose

ATL–SJC · 2,116 miles · Hartsfield–Jackson Atlanta International Airport to San José Mineta International Airport

89
Pretty Reliable
WanderNerd Reliability Score
87%
Arrive within 15 minutes
1 min early
Average arrival delay
1.3%
Cancelled
900
Flights in the data

Data through May 2026.

Delta Air Lines is the only airline in this data on this route, arriving on time 87% of the time across 900 flights. No comparison to make.

What the data says

Morning flights do better here.

ATL–SJC flights departing between 6–9 AM arrived on time 93% of the time, versus 81% between 3–6 PM.

Friday is doing you no favors.

ATL–SJC flights arrived on time 92% of the time on Wednesdays. On Fridays: 82%.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon86%(132 flights)
  • Tue86%(131 flights)
  • Wed92%(129 flights)
  • Thu88%(130 flights)
  • Fri82%(131 flights)
  • Sat85%(101 flights)
  • Sun87%(133 flights)
On-time by departure window
  • 6–9 AM93%(41 flights)
  • 9 AM–12 PM89%(319 flights)
  • 3–6 PM81%(138 flights)
  • 6–9 PM86%(389 flights)
On-time trend by month
84%
May

Jun 80% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%85
July 202578%87
August 202580%81
September 202595%77
October 202588%85
November 202589%70
December 202595%85
January 202683%60
February 202689%56
March 202690%61
April 202688%59
May 202684%81

Same trip, other airports

Keep nerding

Based on 900 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.