PlainFlights

Route · DEN → SGU · 2020–2025 BTS data

Denver to St. George

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), DEN to SGU (Denver to St. George) ranks #2600 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

80.9%
On-time
+1.9 pts
vs US avg
76 min
Delay when late
4,670
Flights
#2600 of 4927
Corpus placement

Cancelled

0.5%

Best Month

Nov 2025 95%

Worst Month

Aug 2024 54%

Distance

517 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 90 17 0 0 OO
Nov 2025 88 4 0 0 OO
Oct 2025 93 16 0 1 OO
Sep 2025 90 11 0 0 OO
Aug 2025 92 23 1 0 OO
Jul 2025 92 24 0 1 OO
Jun 2025 90 27 0 0 OO
May 2025 93 16 0 1 OO
Apr 2025 80 24 0 0 OO
Mar 2025 85 12 0 1 OO
Feb 2025 76 26 1 1 OO
Jan 2025 84 23 0 0 OO
Dec 2024 84 7 0 1 OO
Nov 2024 82 18 4 0 OO
Oct 2024 83 10 0 0 OO
Sep 2024 57 12 0 0 OO
Aug 2024 54 25 0 0 OO
Jul 2024 52 14 0 1 OO
Jun 2024 52 14 0 1 OO
May 2024 53 8 0 0 OO
Apr 2024 51 7 0 0 OO
Mar 2024 54 7 2 0 OO
Feb 2024 50 8 1 1 OO
Jan 2024 53 8 0 0 OO

DEN–SGU seasonal on-time pattern

Best: November (88.4%) · weakest: July (69.3%)

65%70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 85.4%

Strongest calendar month

November

88.4% on-time · ~70 flights/mo

Busiest calendar month

May

~74 flights/mo avg

Weakest calendar month

July

69.3% on-time · ~66 flights/mo

Cancellation Rate

0.5%

9 of 1,778 flights

Diversion Rate

0.5%

9 of 1,778 flights

Origin-hub reliability standing

Mid-pack among DEN departures

From DEN, this corridor sits with 133 other 75–85% on-time routes out of 168 tracked departures, not the hub's reliability leaders (8 at ≥85%) and not the softest ( 27 below 75%). Destination: St. George · fleet on-time rank #2774 of 4927.

What the Data Says About DEN to SGU

4,670 tracked flights put the DEN to SGU pairing (Denver to St. George) at a 80.9% on-time rate, squarely in line with the wider network. Delays that do occur run 76.1 minutes on average. Across the 517-mile route and its 1 carrier, the trailing 24 months show 0.5% cancelled and 0.5% diverted (1,778 flights sampled).

The monthly split is wide on this route: Nov 2025 posted the strongest performance at 95% on-time, while Aug 2024 came in at just 54% - a 42-point swing worth factoring into travel timing.

On the multi-year calendar, DEN–SGU peaks in November at 88.4% on-time while May carries the heaviest traffic (~74 flights per month) ; the softest month is July at 69.3%, a 19.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does DEN to SGU rank among US routes by traffic?
According to PlainFlights' route traffic ranking, DEN to SGU ranks #2600 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from DEN to SGU?
Flights from Denver to St. George have a 80.9% on-time rate based on 4,670 flights. The average delay is 76.1 minutes. The best recent month was Nov 2025 with 95% on-time.
What is the cancellation rate for DEN to SGU?
Over the last 24 months, 0.5% of flights on this route were cancelled (9 of 1,778 flights) and 0.5% were diverted.
How far is the flight from DEN to SGU?
The flight distance from Denver (DEN) to St. George (SGU) is approximately 517 miles. This route is served by 1 carrier.
When is the best time to fly from DEN to SGU?
The best recent month for on-time performance was Nov 2025 (95% on-time). The worst was Aug 2024 (54% on-time). Consider booking during months with historically better performance.

Airports on this route

Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Using DEN–SGU data

DEN–SGU is mid-pack at 80.9% on-time; month and carrier mix move more than the corridor headline.

  • Compare DEN and SGU airport profiles: delay causes and top routes differ even on the same corridor. DEN airport
  • If your dates flex, November (88.4% on-time) beats July (69.3%) on this corridor. Seasonal chart
  • 4 other routes post a similar 80.9% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.