Route on-time record
JAC to SFO: most on-time flights and the best time to fly
Jackson (Jackson Hole Airport) to San Francisco (San Francisco International Airport). 345 nonstop flights in Jun 2025 to May 2026, 71% arrived within 15 minutes and 1.2% were cancelled. The most reliable flight number was SkyWest 3208 at 3:27 PM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
JAC → SFO
Jackson to San Francisco: 345 nonstop flights a year
On time (12 months)
71%
Cancelled
1.2%
avg delay 27 min
Best time to leave
9 AM to noon
88% on time vs 63% before 9 AM
Most reliable airline
SkyWest
78% chance on time
Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Most reliable nonstop flights
Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.
#1 · SkyWest 3208 · sold as United Express, Delta Connection, American Eagle or Alaska
3:27 PM → 5:02 PM2h 35m nonstop
Local times, typical schedule. Last flown 2026-05-31.
83%
chance on time
- On time (history)
- 87%
- Cancelled
- 1.3%
- Avg arrival delay
- 8 min
- Arrived on time 87% of the time (77 flights, Jun 2025 to May 2026).
Moderate track record · 77 flights
Find 3:27 PM flight fares Opens this date on Aviasales#2 · United 336
8:00 AM → 9:26 AM2h 26m nonstop
Local times, typical schedule. Last flown 2026-05-31.
50%
chance on time
- On time (history)
- 9%
- Cancelled
- 0.0%
- Avg arrival delay
- 68 min
- Arrived on time 9% of the time (11 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (Before 9 AM: 63% on time; 9 AM to noon: 88%).
- Lands inside SFO's trouble window: 60% of its 334 ground stops and delay programs started between 7 AM and 1 PM.
Limited track record · 11 flights
Find United 336 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- SkyWest Airlines (sold as United Express, Delta Connection, American Eagle or Alaska)78%
100 flights · 84% on time as flown · 1.1% cancel
- United Airlines66%
245 flights · 66% on time as flown · 1.2% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM63%
96 flights · avg delay 27 min
- 9 AM to noon88%
106 flights · avg delay 8 min
- 3 to 6 PM65%
125 flights · avg delay 46 min
Best day: Saturday (81%). Worst: Monday (64%).
On time by month
All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.
What delays this route
- Air traffic control and airport volume34%
- Late-arriving aircraft33%
- Airline (crew, maintenance, boarding)20%
- Severe weather13%
Share of delay minutes by the cause airlines report to the US DOT.
Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure
JAC to SFO questions
- What time of day is best to fly JAC to SFO?
- 9 AM to noon: 88% of flights arrived on time, against 63% for departures before 9 AM.
- Which airline is most on time from JAC to SFO?
- SkyWest, with a season-adjusted 78% chance of operating and arriving on time over 100 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
- What is the worst month for delays on JAC to SFO?
- May (56% on time); the best was January (84%), averaged over Jun 2023 to May 2026.
- Is this a prediction for my flight?
- No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.
More routes from JAC
- SFO to JAC (return)
- JAC to DEN 76%
- JAC to SLC 87%
- JAC to ORD 72%
- JAC to DFW 70%
- JAC to LAX 79%
Live status: FAA delays and ground stops