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

Pittsburgh, PA (PIT) to San Francisco, CA (SFO) flight delay odds

80.8% of 556 official scheduled PIT-to-SFO flights arrived on time; 12.6% arrived at least 30 minutes late and 0.5% 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 SIGNALLower disruption
80.8%arrived on time
12.6%30+ min late
0.5%cancelled
556scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.8%all scheduled flights
120+ minutes late2.9%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+2.8 mincompleted flights

Which departure time was most reliable for PIT to SFO?

Among qualifying PIT-to-SFO departure window results, Late morning had the highest on-time rate: 87.7% of 57 flights. Evening was lowest at 68.2% across 192 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning30787.3%5.5%0.3%
Late morning5787.7%10.5%1.8%
Evening19268.2%24.5%0.5%

Which weekday was most reliable for PIT to SFO?

Among qualifying PIT-to-SFO weekday results, Saturday had the highest on-time rate: 84.8% of 66 flights. Monday was lowest at 73.3% across 90 flights.

DayFlightsOn time30+ minCancelled
Monday9073.3%17.8%0.0%
Tuesday6381.0%15.9%1.6%
Wednesday7582.7%13.3%0.0%
Thursday8883.0%13.6%0.0%
Friday8583.5%9.4%1.2%
Saturday6684.8%6.1%0.0%
Sunday8978.7%11.2%1.1%

Which airline was most reliable for PIT to SFO?

Only United Airlines met the PIT-to-SFO airline threshold: 80.8% of 556 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
United Airlines55680.8%12.6%0.5%

Which month was most reliable for PIT to SFO?

Among qualifying PIT-to-SFO month results, September 2025 had the highest on-time rate: 94.1% of 51 flights. June 2026 was lowest at 67.3% across 55 flights.

MonthFlightsOn time30+ minCancelled
July 20255782.5%8.8%0.0%
August 20255485.2%5.6%0.0%
September 20255194.1%3.9%0.0%
October 20254991.8%4.1%0.0%
November 20254991.8%8.2%0.0%
December 20254470.5%25.0%2.3%
January 20263677.8%16.7%2.8%
February 20262871.4%14.3%0.0%
March 20263393.9%0.0%3.0%
April 20264372.1%18.6%0.0%
May 20265770.2%15.8%0.0%
June 20265567.3%29.1%0.0%

What drove PIT to SFO delay minutes?

National airspace was the largest recorded PIT-to-SFO delay category, accounting for 63.9% of 6,581 BTS-attributed delay minutes during July 2025–June 2026.

Airline21.8%
Late aircraft12.5%
National airspace63.9%
Weather1.8%
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.