ON TIMEBOARD

SLC → OKC on time

Salt Lake City (Salt Lake City, UT) to OKC Will Rogers World (Oklahoma City, OK). Every scheduled flight, September 2025 to August 2026.

On time
89%
arrived < 15 min late
Cancelled
0.6%
720 flights
Typical arrival
−8 min
median vs schedule
When late
+58 min
average delay
Flights / day
2
1 airline

89% of flights from Salt Lake City to Oklahoma City arrived on time over the past 12 months. That is better than the typical U.S. route. The 2 p.m. departures ran on time 93% of the time; the 8 p.m. ones 86%. 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 → OKC: when a flight was late, it was under 45 minutes late 57% of the time. About 1 in 30 flights landed an hour or more late, and 1 in 360 three hours or more; 0.6% were cancelled outright.

Share of all 720 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Delta Air Lines72089%0.6%−8 min3.3%+58 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%1 p.m. departures: 92% on time (148 flights)921p2 p.m. departures: 93% on time (202 flights)932p3 p.m. departures: too few flights3p4 p.m. departures: too few flights4p5 p.m. departures: too few flights (28 flights)5p6 p.m. departures: too few flights6p7 p.m. departures: too few flights7p8 p.m. departures: 86% on time (330 flights)868p
SLC → OKC, 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 → OKC, each airline's last flight of the day was cancelled 0.6% of the time, against 0.6% for its earlier flights, about the same. It arrived 3+ hours late 0.3% of the time (earlier flights: 0.3%). 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 Lines8:35 p.m.0.6%0.3%0.6%first flight 1:40 p.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 (93%). Worst: July (75%).

40%70%100%Jan: 84% on time (172 flights)84JanFeb: 87% on time (160 flights)87FebMar: 93% on time (178 flights)93MarApr: 90% on time (175 flights)90AprMay: 88% on time (180 flights)88MayJun: 87% on time (179 flights)87JunJul: 75% on time (185 flights)75JulAug: 78% on time (186 flights)78AugSep: 93% on time (180 flights)93SepOct: 92% on time (184 flights)92OctNov: 93% on time (177 flights)93NovDec: 89% on time (177 flights)89Dec

By day of week

DayFlightsOn timeCancelled
Monday10688%0.0%
Tuesday10494%0.0%
Wednesday10292%0.0%
Thursday10182%0.0%
Friday10384%1.9%
Saturday10188%2.0%
Sunday10392%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) 64%Severe weather 28%Air traffic & airport (NAS) 9%

Cancellations: weather 4

Month by month

Not enough months with data to draw a trend.

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 38821:40 p.m.36292%0.5%−11 minSkyWest
DL 37038:30 p.m.25182%0.8%−4 minSkyWest

Questions

How often are flights from SLC to OKC on time?

89% of 720 scheduled flights from Salt Lake City, UT to Oklahoma City, OK arrived within 15 minutes of schedule between September 2025 and August 2026. 0.6% were cancelled.

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

Flights scheduled to leave at 2 p.m. were the most reliable (93% on time). The 8 p.m. departures were the least (86%).

What month has the most delays from SLC to OKC?

July (75% on time). The best month is September (93%), over 2023–2026.

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

Not much. Each airline's last SLC–OKC flight of the day was cancelled 0.6% of the time over the past year, against 0.6% 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.