ON TIMEBOARD

SLC → FAT on time

Salt Lake City (Salt Lake City, UT) to Fresno Yosemite (Fresno, CA). Every scheduled flight, September 2025 to August 2026.

On time
92%
arrived < 15 min late
Cancelled
0.5%
1,365 flights
Typical arrival
−9 min
median vs schedule
When late
+60 min
average delay
Flights / day
4
1 airline

92% of flights from Salt Lake City to Fresno arrived on time over the past 12 months. That is better than the typical U.S. route. The 8 a.m. departures ran on time 96% of the time; the 10 a.m. ones 91%. 3% of flights arrived more than an hour late or not at all.

How late?

The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for SLC → FAT: when a flight was late, it was under 45 minutes late 64% of the time. About 1 in 52 flights landed an hour or more late, and 1 in 273 three hours or more; 0.5% were cancelled outright.

Share of all 1,365 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Delta Air Lines1,36592%0.5%−9 min1.9%+60 minSkyWest

Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.

Best time of day to fly

On-time rate by scheduled departure hour (local time at SLC). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%7 a.m. departures: 91% on time (123 flights)917a8 a.m. departures: 96% on time (167 flights)968a9 a.m. departures: too few flights9a10 a.m. departures: 91% on time (334 flights)9110a11 a.m. departures: too few flights (31 flights)11anoon departures: too few flights12p1 p.m. departures: too few flights1p2 p.m. departures: too few flights2p3 p.m. departures: 92% on time (345 flights)923p4 p.m. departures: too few flights4p5 p.m. departures: too few flights (2 flights)5p6 p.m. departures: too few flights (15 flights)6p7 p.m. departures: too few flights7p8 p.m. departures: 93% on time (346 flights)938p
SLC → FAT, share of flights arriving on time, by departure hour. Hours with under 100 flights are greyed out.
82%+ on time76–82%68–76%under 68%too few flights

Last flight of the day

On SLC → FAT, each airline's last flight of the day was cancelled 0.5% of the time, against 0.5% for its earlier flights, about the same. It arrived 3+ hours late 0.3% of the time (earlier flights: 0.4%). It matters more than the numbers suggest. Miss an earlier flight and there's another one that evening; miss the last one and you're usually waiting until morning.

AirlineLast departureLast: cancelledLast: 3h+ lateEarlier: cancelledNext morning
Delta Air Lines8:30 p.m.0.5%0.3%0.5%first flight 8:05 a.m.

Last flight = the airline's last scheduled departure on this route that day, on days it flies the route at least twice; past 12 months. Times are typical scheduled times over the latest three months.

By month

Each calendar month pooled over 2023–2026. Best: September (95%). Worst: February (90%).

40%70%100%Jan: 90% on time (278 flights)90JanFeb: 90% on time (254 flights)90FebMar: 94% on time (297 flights)94MarApr: 93% on time (292 flights)93AprMay: 93% on time (319 flights)93MayJun: 91% on time (324 flights)91JunJul: 92% on time (334 flights)92JulAug: 91% on time (328 flights)91AugSep: 95% on time (282 flights)95SepOct: 94% on time (305 flights)94OctNov: 90% on time (286 flights)90NovDec: 93% on time (299 flights)93Dec

By day of week

DayFlightsOn timeCancelled
Monday20991%0.5%
Tuesday19693%0.0%
Wednesday19492%0.5%
Thursday20193%0.5%
Friday20393%0.5%
Saturday16092%1.3%
Sunday20293%0.5%

Why flights were late

Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.

Airline (crew, maintenance, ops) 62%Severe weather 32%Air traffic & airport (NAS) 6%

Cancellations: air traffic/airport 5 · weather 2

Month by month

60%80%100%Sep 2023Jan 2024Jan 2025Jan 2026May 2025: 95% on time, 0.0% cancelledJun 2025: 97% on time, 0.0% cancelledJul 2025: 94% on time, 0.0% cancelledAug 2025: 97% on time, 0.0% cancelledSep 2025: 94% on time, 0.0% cancelledOct 2025: 94% on time, 0.0% cancelledNov 2025: 87% on time, 4.6% cancelledDec 2025: 97% on time, 0.0% cancelledJan 2026: 91% on time, 1.9% cancelledMar 2026: 93% on time, 0.0% cancelledApr 2026: 94% on time, 0.0% cancelledMay 2026: 96% on time, 0.0% cancelledJun 2026: 96% on time, 0.0% cancelledJul 2026: 88% on time, 0.0% cancelledAug 2026: 88% on time, 0.0% cancelled
Share of flights on time, by month (hover a point for cancellations)
SLC → FAT, monthly on-time and cancellation rate.

Flight numbers on this route

Regular flights with at least 120 scheduled trips in the past year. Sorted by departure time.

FlightDepartsFlightsOn timeCancelledTypical arrivalOperated by
DL 37868:00 a.m.26594%1.5%−9 minSkyWest
DL 376810:45 a.m.36591%0.0%−6 minSkyWest
DL 37773:46 p.m.34592%0.3%−8 minSkyWest
DL 37748:40 p.m.25993%0.8%−13 minSkyWest

Worst days in the past year

DateFlightsOn timeCancelled
Feb 18, 202630%0
Jan 16, 2026333%1
Aug 29, 2026333%0
Feb 17, 2026333%0
Nov 24, 2025333%0

Questions

How often are flights from SLC to FAT on time?

92% of 1,365 scheduled flights from Salt Lake City, UT to Fresno, CA arrived within 15 minutes of schedule between September 2025 and August 2026. 0.5% were cancelled.

What is the best time of day to fly SLC to FAT?

Flights scheduled to leave at 8 a.m. were the most reliable (96% on time). The 10 a.m. departures were the least (91%).

What month has the most delays from SLC to FAT?

February (90% on time). The best month is September (95%), over 2023–2026.

Is the last flight of the day from SLC to FAT more likely to be cancelled?

Not much. Each airline's last SLC–FAT flight of the day was cancelled 0.5% of the time over the past year, against 0.5% for its earlier flights. If the last flight is cancelled, the next one is usually the following morning.

Related

Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.