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DelayAtlas

Carrier route record

OODENPSC

SkyWest Airlines · Denver to Pasco

Flights
366
Period
July 2025 to June 2026
Share of route
50%
Carriers
2
B+GRADE

Historical statistics for July 2025 to June 2026, not live status. For today’s flights, check with SkyWest Airlines.

SkyWest on DEN to PSC lands a B+, 4 points better than the national rate of 77.6%. About one flight in five arrives 15 minutes late or worse, and those flights are late by about an hour on average. That is a workable record, not a spotless one. That rests on 366 flights, with a median arrival 6 minutes early.

The US average over the same twelve months is 77.6%, so there is little to separate SkyWest on DEN to PSC from the country as a whole. The variation that matters here is internal: which carrier, and what time of day.

Key figures

On time

81.3%

Arrivals under 15 minutes late, of 364 completed flights

Avg delay

64 min

Across delayed arrivals only, not all flights

Cancelled

0.27%

National rate is 1.81%

Whole route

76.3%

Every carrier on DEN to PSC, 730 flights

These figures cover 366 flights between July 2025 and June 2026. The median arrival is 6 minutes early, which is the part an average hides: most flights here are fine, and the on-time rate is decided by a tail of badly late ones. On-time means under 15 minutes late, the DOT's own threshold.

Carrier by carrier

SkyWest against every carrier on DEN to PSC

SkyWest flew 366 of the 730 flights on DEN to PSC, most of the route. Its 81.3% on time is 5 points better than the route as a whole, which runs 76.3%. Ranked by on-time rate it is first of two carriers on the route, where the range runs from SkyWest at 81.3% to United at 71.3%. One of those carriers flew fewer than 365 flights here, so treat their positions as rough.

Only one carrier clears this site's 365-flight floor here, so there is no comparison to draw. The table below is the full picture.

On-time performance by carrier on DEN to PSC
AirlineFlightsOn timeAvg delayCancelledGrade
SkyWest Airlines (this page)36681.3%64 min0.27%B+
United Airlinesthin sample36471.3%84 min0.27%C+

Flight by flight

SkyWest flight numbers on DEN to PSC

Departure window

When SkyWest runs best on this route

Departure time is the single lever a traveller controls, and it moves the odds more than most people expect. Each bar below is the on-time rate for flights scheduled to leave inside that window, across 366 flights.

There are not enough flights in each departure window to split SkyWest's DEN to PSC record by time of day without the percentages moving on noise. The headline rate of 81.3% is the reliable figure here.

Across the year

SkyWest on DEN to PSC through the year

On-time rate by calendar month84JF67M93A71M63J87J87A100S90O90N58D
Darker means more delays. Figures are on-time percentages.September best, December worst

December is the weak month at 58.1% on time, against 100.0% in September. Winter delays cluster: a single storm system can account for most of a month's shortfall, so an average December hides both very good weeks and genuinely unflyable days. December was the busiest month here, with 32 flights.

Across the week, Monday is the strongest day at 86.3% on time and Friday the weakest at 76.9%. 9 points is a smaller lever than departure hour, but it is free.

On-time rate by day of the week86.3Mon83.0Tue80.8Wed78.8Thu76.9Fri80.8Sat82.7Sun
Monday: 86.3 percent on time. Tuesday: 83.0 percent on time. Wednesday: 80.8 percent on time. Thursday: 78.8 percent on time. Friday: 76.9 percent on time. Saturday: 80.8 percent on time. Sunday: 82.7 percent on time

Delay causes

Why SkyWest runs late on this route

One category carries most of the weight here. Late-arriving aircraft accounts for 43% of the 4,365 delay minutes carriers reported, and the remaining four split what is left. The split is by minutes rather than by flights, so a few very long delays count for as much as many short ones.

  • Late-arriving aircraft
    43%
  • Carrier
    29%
  • Extreme weather
    14%
  • National Airspace System
    13%

Extreme weather accounts for 14% of delay minutes, well above the single-digit share typical across the system. Weather delays are lumpy: they arrive as whole bad days rather than as a steady drag, so the monthly strip above is the more useful view of the risk. The national share is 6%, so this operation carries roughly 2.3 times the usual weather exposure. The split is drawn from 4,365 reported delay minutes.

43% of delay minutes trace back to a late-arriving aircraft, meaning the plane was already behind before it got here. That is a cascade, and cascades start small and grow through the day. Across 4,365 reported delay minutes here, that single category outweighs weather by 3 to one. It is the strongest argument for booking the first departure of the morning, when the aircraft has been sitting at the gate overnight with nothing to inherit.

Cancellations are rare at 0.27%, below the national 1.81% and low enough to earn the plus on the grade. Roughly one flight in 100 is called off; the risk here is arriving late, not not arriving.

Connections and stage length

What a delay here costs

6.9% of arrivals land an hour or more late, close to the national 8.1%. That is the figure that decides a connection, and it says a 60 to 75 minute layover is reasonable here while anything under 45 minutes is a bet. Most delays on this route last about an hour, which a normal layover absorbs.

The 853 miles between these two airports put this in the middle of the US network, around two and a half to three hours of block time. That is enough cruise to absorb a ten-minute late pushback and not enough to absorb thirty. It is also long enough that the aircraft usually flies three or four legs a day rather than six, which slows how fast delay compounds.

The return leg is a different operation and performs like one: it runs 87.7% on time across 365 flights, 6 points above this direction. Departure banks, aircraft rotations and the congestion at each end all differ, so scoring the two directions together would average away a real 6 points of difference.

One caution: this is a thin sample. 366 flights over twelve months is enough to clear this site's floor but not enough to pin the rate down tightly, and a single bad week moves it by more than a point. Treat the grade as a rough reading.

What to do with this

Booking SkyWest on DEN to PSC

Put together: treat all of this as provisional. 366 flights over twelve months is enough to clear this site's floor and not enough to be confident to better than a couple of points. The 81.3% headline is the most reliable number on the page; the hour and month splits below it are built on a few dozen flights each. 364 completed flights over 12 months sit behind that.

Related

Where to go next

Source: US DOT Bureau of Transportation Statistics, on-time performance data, July 2025 to June 2026. Last updated 15 September 2026; recomputed monthly. How this data is collected.