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

Oakland, CA (OAK) to Salt Lake City, UT (SLC) flight delay odds

88.9% of 1,670 official scheduled OAK-to-SLC flights arrived on time; 7.2% arrived at least 30 minutes late and 0.1% 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
88.9%arrived on time
7.2%30+ min late
0.1%cancelled
1,670scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.1%all scheduled flights
120+ minutes late1.4%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival-3.1 mincompleted flights

Which departure time was most reliable for OAK to SLC?

Among qualifying OAK-to-SLC departure window results, Early morning had the highest on-time rate: 97.2% of 501 flights. Night was lowest at 56.1% across 41 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning50197.2%1.8%0.0%
Late morning8783.9%9.2%0.0%
Afternoon65492.2%4.6%0.3%
Evening38777.3%16.0%0.0%
Night4156.1%29.3%0.0%

Which weekday was most reliable for OAK to SLC?

Among qualifying OAK-to-SLC weekday results, Saturday had the highest on-time rate: 94.2% of 206 flights. Thursday was lowest at 84.3% across 249 flights.

DayFlightsOn time30+ minCancelled
Monday25087.6%9.2%0.4%
Tuesday24093.3%5.0%0.0%
Wednesday23391.4%5.2%0.0%
Thursday24984.3%10.0%0.0%
Friday25086.4%9.6%0.0%
Saturday20694.2%3.4%0.5%
Sunday24286.4%7.4%0.0%

Which airline was most reliable for OAK to SLC?

Among qualifying OAK-to-SLC airline results, SkyWest Airlines had the highest on-time rate: 94.2% of 1,074 flights. Southwest Airlines was lowest at 79.4% across 596 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines1,07494.2%3.4%0.2%
Southwest Airlines59679.4%14.1%0.0%

Which month was most reliable for OAK to SLC?

Among qualifying OAK-to-SLC month results, October 2025 had the highest on-time rate: 94.0% of 150 flights. May 2026 was lowest at 81.6% across 141 flights.

MonthFlightsOn time30+ minCancelled
July 202515092.0%6.7%0.0%
August 202515092.0%5.3%0.0%
September 202514691.8%6.2%0.0%
October 202515094.0%2.7%0.0%
November 202511984.9%4.2%1.7%
December 202512185.1%9.1%0.0%
January 202614291.5%4.2%0.0%
February 202614887.2%7.4%0.0%
March 202614591.0%6.2%0.0%
April 202613786.1%9.5%0.0%
May 202614181.6%16.3%0.0%
June 202612187.6%9.9%0.0%

What drove OAK to SLC delay minutes?

Airline was the largest recorded OAK-to-SLC delay category, accounting for 46.9% of 11,839 BTS-attributed delay minutes during July 2025–June 2026.

Airline46.9%
Late aircraft41.3%
National airspace3.5%
Weather8.4%
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.