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

Phoenix, AZ (PHX) to San Francisco, CA (SFO) flight delay odds

67.2% of 4,644 official scheduled PHX-to-SFO flights arrived on time; 22.0% arrived at least 30 minutes late and 0.6% 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 SIGNALVariable
67.2%arrived on time
22.0%30+ min late
0.6%cancelled
4,644scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late11.4%all scheduled flights
120+ minutes late3.9%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+15.2 mincompleted flights

Which departure time was most reliable for PHX to SFO?

Among qualifying PHX-to-SFO departure window results, Early morning had the highest on-time rate: 75.3% of 1,096 flights. Night was lowest at 54.5% across 345 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning1,09675.3%15.5%0.1%
Late morning98268.0%21.0%0.6%
Afternoon1,08467.9%21.9%0.7%
Evening1,13762.0%27.1%0.5%
Night34554.5%29.6%1.4%

Which weekday was most reliable for PHX to SFO?

Among qualifying PHX-to-SFO weekday results, Tuesday had the highest on-time rate: 76.7% of 601 flights. Monday was lowest at 61.2% across 695 flights.

DayFlightsOn time30+ minCancelled
Monday69561.2%27.9%0.3%
Tuesday60176.7%13.1%0.2%
Wednesday62567.8%20.6%0.5%
Thursday69961.9%26.5%0.4%
Friday69667.1%23.7%0.6%
Saturday62475.6%15.2%0.6%
Sunday70462.5%25.0%1.3%

Which airline was most reliable for PHX to SFO?

Among qualifying PHX-to-SFO airline results, United Airlines had the highest on-time rate: 72.7% of 1,444 flights. Southwest Airlines was lowest at 60.2% across 1,079 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines1,44472.7%18.5%0.6%
American Airlines1,31966.3%23.1%0.9%
Southwest Airlines1,07960.2%25.6%0.3%
SkyWest Airlines53868.2%22.5%0.2%
Frontier Airlines26368.1%20.5%0.8%
Envoy Air1100.0%0.0%0.0%

Which month was most reliable for PHX to SFO?

Among qualifying PHX-to-SFO month results, March 2026 had the highest on-time rate: 83.0% of 454 flights. June 2026 was lowest at 37.3% across 383 flights.

MonthFlightsOn time30+ minCancelled
July 202535664.3%21.3%0.3%
August 202534173.0%17.6%0.0%
September 202534276.0%14.3%1.2%
October 202536671.0%19.4%0.0%
November 202539074.1%15.4%2.3%
December 202542573.9%18.6%0.5%
January 202637776.9%15.9%1.9%
February 202636080.8%11.7%0.0%
March 202645483.0%11.0%0.2%
April 202643253.7%29.2%0.2%
May 202641845.0%40.2%0.2%
June 202638337.3%47.5%0.0%

What drove PHX to SFO delay minutes?

National airspace was the largest recorded PHX-to-SFO delay category, accounting for 39.9% of 96,260 BTS-attributed delay minutes during July 2025–June 2026.

Airline22.7%
Late aircraft35.0%
National airspace39.9%
Weather2.2%
Security0.0%
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.