Skip to content
WanderNerd
Check a flight

Airport Reliability

OAK · Oakland

Oakland International Airport

78%
Departures within 15 minutes
11 min
Average departure delay
81%
Arrivals within 15 minutes
0.7%
Departures cancelled

Based on 33,415 departures and 33,392 arrivals. Data through May 2026.

What the data says

Morning-you made the right choice.

Departures from OAK departing between 3–6 AM arrived on time 96% of the time, versus 63% between 9 PM–12 AM.

Friday is doing you no favors.

Departures from OAK arrived on time 86% of the time on Saturdays. On Fridays: 77%.

Slipping a little lately.

Departures from OAK arrived on time 79% of the time over the last three months in the data, compared with 84% in the three months before that.

When OAK gets messy

On-time by departure window
  • 3–6 AM96%(1679 flights)
  • 6–9 AM93%(6873 flights)
  • 9 AM–12 PM85%(6084 flights)
  • 12–3 PM79%(6608 flights)
  • 3–6 PM72%(4905 flights)
  • 6–9 PM71%(6145 flights)
  • 9 PM–12 AM63%(850 flights)
On-time by weekday
  • Mon80%(5119 flights)
  • Tue86%(4466 flights)
  • Wed85%(4470 flights)
  • Thu78%(4983 flights)
  • Fri77%(5085 flights)
  • Sat86%(3873 flights)
  • Sun78%(5148 flights)
On-time trend by month
77%
May

Jun 80% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%3148
July 202579%3129
August 202582%2968
September 202583%2850
October 202581%2859
November 202583%2640
December 202578%2694
January 202689%2464
February 202685%2401
March 202681%2614
April 202678%2596
May 202677%2781

Airlines departing OAK

Busiest routes from OAK

Based on 33,415 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.