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Route Reliability

Santa Ana → STS

SNA–STS · 433 miles · John Wayne Airport to STS Airport

82
Pretty Reliable
WanderNerd Reliability Score
79%
Arrive within 15 minutes
5 min
Average arrival delay
0.7%
Cancelled
746
Flights in the data

Data through May 2026.

Alaska Airlines is the only airline in this data on this route, arriving on time 79% of the time across 746 flights. No comparison to make.

What the data says

Morning-you made the right choice.

SNA–STS flights departing between 9 AM–12 PM arrived on time 87% of the time, versus 72% between 12–3 PM.

Friday is doing you no favors.

SNA–STS flights arrived on time 83% of the time on Saturdays. On Fridays: 72%.

Slipping a little lately.

SNA–STS flights arrived on time 81% of the time over the last three months in the data, compared with 84% in the three months before that.

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
  • Mon79%(111 flights)
  • Tue82%(99 flights)
  • Wed78%(99 flights)
  • Thu77%(108 flights)
  • Fri72%(110 flights)
  • Sat83%(100 flights)
  • Sun81%(110 flights)
On-time by departure window
  • 9 AM–12 PM87%(218 flights)
  • 12–3 PM72%(155 flights)
  • 3–6 PM77%(361 flights)
  • 6–9 PM—(3 flights)
On-time trend by month
82%
May

Jun 70% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%60
July 202553%62
August 202584%61
September 202580%59
October 202586%62
November 202581%68
December 202575%89
January 202690%57
February 202689%44
March 202687%55
April 202675%60
May 202682%60

Same trip, other airports

Keep nerding

Based on 746 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.