ON TIMEBOARD

SLC → RNO on time

Salt Lake City (Salt Lake City, UT) to Reno Tahoe (Reno, NV). Every scheduled flight, September 2025 to August 2026.

On time
88%
arrived < 15 min late
Cancelled
0.2%
1,201 flights
Typical arrival
−10 min
median vs schedule
When late
+65 min
average delay
Flights / day
3
1 airline

88% of flights from Salt Lake City to Reno arrived on time over the past 12 months. That is better than the typical U.S. route. The 4 p.m. departures ran on time 88% of the time; the 11 p.m. ones 83%. 4% 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 → RNO: when a flight was late, it was under 45 minutes late 57% of the time. About 1 in 24 flights landed an hour or more late, and 1 in 150 three hours or more; 0.2% were cancelled outright.

Share of all 1,201 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Delta Air Lines1,20188%0.2%−10 min4.2%+65 minDelta Air Lines 61%, SkyWest 39%

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: too few flights (73 flights)7a8 a.m. departures: too few flights (40 flights)8a9 a.m. departures: too few flights9a10 a.m. departures: too few flights (25 flights)10a11 a.m. departures: 86% on time (340 flights)8611anoon departures: too few flights12p1 p.m. departures: too few flights1p2 p.m. departures: too few flights2p3 p.m. departures: too few flights (95 flights)3p4 p.m. departures: 88% on time (263 flights)884p5 p.m. departures: too few flights (1 flights)5p6 p.m. departures: too few flights6p7 p.m. departures: too few flights7p8 p.m. departures: too few flights (40 flights)8p9 p.m. departures: too few flights (39 flights)9p10 p.m. departures: 85% on time (156 flights)8510p11 p.m. departures: 83% on time (129 flights)8311p
SLC → RNO, 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 → RNO, each airline's last flight of the day was cancelled 0.3% of the time, against 0.1% for its earlier flights (2.3× as often). It arrived 3+ hours late 0.5% of the time (earlier flights: 0.7%). 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 Lines11:20 p.m.0.3%0.5%0.1%first flight 7:45 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.

If you need to be in RNO tonight, book an earlier flight so there's a backup if it's cancelled.

By month

Each calendar month pooled over 2023–2026. Best: October (95%). Worst: February (81%).

40%70%100%Jan: 84% on time (282 flights)84JanFeb: 81% on time (255 flights)81FebMar: 85% on time (279 flights)85MarApr: 86% on time (270 flights)86AprMay: 88% on time (279 flights)88MayJun: 82% on time (291 flights)82JunJul: 85% on time (330 flights)85JulAug: 86% on time (326 flights)86AugSep: 94% on time (287 flights)94SepOct: 95% on time (296 flights)95OctNov: 94% on time (262 flights)94NovDec: 86% on time (274 flights)86Dec

By day of week

DayFlightsOn timeCancelled
Monday17889%0.0%
Tuesday17489%0.6%
Wednesday17290%0.0%
Thursday17286%0.0%
Friday17485%0.6%
Saturday15588%0.0%
Sunday17686%0.0%

Why flights were late

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

Airline (crew, maintenance, ops) 58%Late inbound plane 17%Air traffic & airport (NAS) 13%Severe weather 13%

Cancellations: airline 1 · weather 1

Month by month

60%80%100%Sep 2023Jan 2024Jan 2025Jan 2026Jul 2025: 88% on time, 0.0% cancelledAug 2025: 89% on time, 0.0% cancelledSep 2025: 97% on time, 0.0% cancelledOct 2025: 92% on time, 0.0% cancelledJun 2026: 86% on time, 0.0% cancelledJul 2026: 90% on time, 0.0% cancelledAug 2026: 86% on time, 0.0% cancelled
Share of flights on time, by month (hover a point for cancellations)
SLC → RNO, 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 159511:55 a.m.36587%0.3%−11 minDelta Air Lines
DL 37324:00 p.m.35888%0.0%−9 minSkyWest
DL 160710:59 p.m.36585%0.3%−9 minDelta Air Lines

Worst days in the past year

DateFlightsOn timeCancelled
Aug 13, 2026425%0
Apr 7, 2026333%0
Jun 20, 2026333%0
Nov 30, 2025333%0
Dec 19, 2025333%0

Questions

How often are flights from SLC to RNO on time?

88% of 1,201 scheduled flights from Salt Lake City, UT to Reno, NV arrived within 15 minutes of schedule between September 2025 and August 2026. 0.2% were cancelled.

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

Flights scheduled to leave at 4 p.m. were the most reliable (88% on time). The 11 p.m. departures were the least (83%).

What month has the most delays from SLC to RNO?

February (81% on time). The best month is October (95%), over 2023–2026.

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

Yes. Each airline's last SLC–RNO flight of the day was cancelled 0.3% of the time over the past year, against 0.1% 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.