BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
PHX→SAN

Phoenix, AZ (PHX) to San Diego, CA (SAN) flight delay odds

72.0% of 5,933 official scheduled PHX-to-SAN flights arrived on time; 16.9% arrived at least 30 minutes late and 1.3% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
72.0%arrived on time
16.9%30+ min late
1.3%cancelled
5,933scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.2%all scheduled flights
120+ minutes late2.2%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+10.6 mincompleted flights

Which departure time was most reliable for PHX to SAN?

Among qualifying PHX-to-SAN departure window results, Early morning had the highest on-time rate: 88.6% of 1,306 flights. Night was lowest at 50.5% across 307 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning1,30688.6%5.4%1.1%
Late morning1,16474.8%14.9%1.3%
Afternoon1,68070.1%18.1%0.8%
Evening1,47661.9%23.6%2.0%
Night30750.5%34.2%1.6%

Which weekday was most reliable for PHX to SAN?

Among qualifying PHX-to-SAN weekday results, Saturday had the highest on-time rate: 81.2% of 675 flights. Thursday was lowest at 65.2% across 922 flights.

DayFlightsOn time30+ minCancelled
Monday90168.4%18.4%0.7%
Tuesday80980.7%11.2%0.9%
Wednesday81480.0%13.6%1.2%
Thursday92265.2%20.1%1.8%
Friday91665.3%20.9%2.0%
Saturday67581.2%10.1%0.7%
Sunday89667.7%21.0%1.5%

Which airline was most reliable for PHX to SAN?

Among qualifying PHX-to-SAN airline results, Alaska Airlines had the highest on-time rate: 83.5% of 218 flights. SkyWest Airlines was lowest at 65.7% across 446 flights.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines3,19370.8%17.2%1.0%
American Airlines1,67073.8%17.1%0.7%
SkyWest Airlines44665.7%18.8%4.9%
Frontier Airlines40675.4%15.3%1.0%
Alaska Airlines21883.5%8.3%2.3%

Which month was most reliable for PHX to SAN?

Among qualifying PHX-to-SAN month results, February 2026 had the highest on-time rate: 79.8% of 425 flights. June 2026 was lowest at 61.3% across 520 flights.

MonthFlightsOn time30+ minCancelled
July 202547373.4%18.2%1.1%
August 202547478.7%12.9%0.4%
September 202549977.0%12.4%1.8%
October 202554772.9%15.7%0.9%
November 202550364.0%22.7%5.4%
December 202546367.4%19.4%0.6%
January 202645175.6%14.2%2.7%
February 202642579.8%9.6%0.5%
March 202650575.8%16.0%0.2%
April 202651973.8%16.0%0.6%
May 202655467.1%18.6%0.5%
June 202652061.3%24.8%0.8%

What drove PHX to SAN delay minutes?

Late aircraft was the largest recorded PHX-to-SAN delay category, accounting for 46.3% of 88,162 BTS-attributed delay minutes during July 2025–June 2026.

Airline27.4%
Late aircraft46.3%
National airspace23.2%
Weather2.6%
Security0.5%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.