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

Sun Valley/Hailey/Ketchum, ID (SUN) to San Francisco, CA (SFO) flight delay odds

64.0% of 292 official scheduled SUN-to-SFO flights arrived on time; 27.7% arrived at least 30 minutes late and 0.0% 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
64.0%arrived on time
27.7%30+ min late
0.0%cancelled
292scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late16.4%all scheduled flights
120+ minutes late4.8%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+15.2 mincompleted flights

Which departure time was most reliable for SUN to SFO?

Among qualifying SUN-to-SFO departure window results, Afternoon had the highest on-time rate: 83.6% of 116 flights. Early morning was lowest at 41.2% across 131 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning13141.2%45.0%0.0%
Late morning4580.0%13.3%0.0%
Afternoon11683.6%13.8%0.0%

Which weekday was most reliable for SUN to SFO?

Among qualifying SUN-to-SFO weekday results, Wednesday had the highest on-time rate: 77.4% of 31 flights. Sunday was lowest at 53.7% across 54 flights.

DayFlightsOn time30+ minCancelled
Monday3658.3%30.6%0.0%
Tuesday3467.6%23.5%0.0%
Wednesday3177.4%19.4%0.0%
Thursday3158.1%35.5%0.0%
Friday4365.1%30.2%0.0%
Saturday6369.8%19.0%0.0%
Sunday5453.7%37.0%0.0%

Which airline was most reliable for SUN to SFO?

Only SkyWest Airlines met the SUN-to-SFO airline threshold: 64.0% of 292 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines29264.0%27.7%0.0%

Which month was most reliable for SUN to SFO?

Among qualifying SUN-to-SFO month results, March 2026 had the highest on-time rate: 92.5% of 40 flights. June 2026 was lowest at 3.2% across 31 flights.

MonthFlightsOn time30+ minCancelled
July 20253438.2%47.1%0.0%
August 20253479.4%20.6%0.0%
December 20253357.6%36.4%0.0%
January 20264281.0%16.7%0.0%
February 20263778.4%13.5%0.0%
March 20264092.5%5.0%0.0%
June 2026313.2%80.6%0.0%

What drove SUN to SFO delay minutes?

National airspace was the largest recorded SUN-to-SFO delay category, accounting for 64.0% of 7,683 BTS-attributed delay minutes during July 2025–June 2026.

Airline27.8%
Late aircraft6.3%
National airspace64.0%
Weather1.9%
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.