Route · SLC → CPR · 2020–2025 BTS data
Salt Lake City to Casper
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SLC to CPR (Salt Lake City to Casper) ranks #3706 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 92.1%
- On-time
- +13.1 pts
- vs US avg
- 125 min
- Delay when late
- 2,204
- Flights
- #3706 of 4927
- Corpus placement
Cancelled
0.4%
Best Month
Nov 2022 93%
Worst Month
Dec 2022 88%
Distance
320 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Nov 2024 | 30 | 3 | 0 | 0 | OO |
| Oct 2024 | 31 | 1 | 0 | 0 | OO |
| Sep 2024 | 30 | 2 | 0 | 1 | OO |
| Aug 2024 | 31 | 3 | 0 | 0 | OO |
| Jul 2024 | 31 | 4 | 0 | 0 | OO |
| Jun 2024 | 30 | 6 | 0 | 0 | OO |
| May 2024 | 31 | 1 | 0 | 0 | OO |
| Apr 2024 | 30 | 1 | 0 | 0 | OO |
| Mar 2024 | 31 | 4 | 0 | 0 | OO |
| Jan 2024 | 31 | 1 | 0 | 0 | OO |
| Dec 2023 | 31 | 0 | 0 | 1 | OO |
| Nov 2023 | 30 | 2 | 0 | 0 | OO |
| Oct 2023 | 31 | 2 | 0 | 0 | OO |
| Sep 2023 | 30 | 3 | 0 | 0 | OO |
| Aug 2023 | 32 | 2 | 0 | 0 | OO |
| Jul 2023 | 31 | 3 | 0 | 0 | OO |
| May 2023 | 31 | 1 | 0 | 0 | OO |
| Apr 2023 | 30 | 1 | 2 | 0 | OO |
| Mar 2023 | 31 | 2 | 0 | 0 | OO |
| Jan 2023 | 37 | 6 | 1 | 0 | OO |
| Dec 2022 | 56 | 7 | 0 | 0 | OO |
| Nov 2022 | 55 | 4 | 0 | 0 | OO |
| Oct 2022 | 31 | 3 | 0 | 0 | OO |
| Sep 2022 | 30 | 1 | 0 | 0 | OO |
SLC–CPR seasonal on-time pattern
Best: February (97.4%) · weakest: July (85.5%)
Strongest calendar month
February
97.4% on-time · ~57 flights/mo
Busiest calendar month
February
~57 flights/mo avg
Weakest calendar month
July
85.5% on-time · ~37 flights/mo
Cancellation Rate
0.4%
3 of 792 flights
Diversion Rate
0.3%
2 of 792 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
SLC - Salt Lake City
Full on-time, delay-cause, and seasonal performance for Salt Lake City, UT.
SLC on-time profileCPR - Casper
Full on-time, delay-cause, and seasonal performance for Casper, WY.
CPR on-time profileCompare the two airports
See SLC and CPR side by side on delays, cancellations, and reliability.
Compare SLC vs CPROrigin-hub reliability standing
Among SLC's stronger departures
SLC → CPR posts a 92.1% on-time rate, landing in the ≥85% band with 54 of 85 BTS-tracked routes leaving Salt Lake City. The same hub also shows 31 mid-band and 0 challenged departures · fleet-wide on-time rank #44 of 4927 (highest on-time = #1).
Similar routes
Other BTS-tracked routes with comparable performance or trip length to SLC–CPR.
Routes with a similar on-time rate
What the Data Says About SLC to CPR
Salt Lake City to Casper (SLC to CPR) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 92.1% on-time rate across 2,204 flights, with delays that do happen averaging 124.5 minutes. The corridor runs roughly 320 miles and is served by 1 carrier. Over the most recent 24 months, 3 of 792 flights were cancelled (0.4%) and 2 diverted (0.3%).
Monthly performance varies moderately here: Nov 2022 was the strongest month at 93% on-time versus Dec 2022 at 88%, a 5-point difference.
On the multi-year calendar, SLC–CPR peaks in February at 97.4% on-time ; the softest month is July at 85.5%, a 11.9-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does SLC to CPR rank among US routes by traffic? ▼
How often are flights delayed from SLC to CPR? ▼
What is the cancellation rate for SLC to CPR? ▼
How far is the flight from SLC to CPR? ▼
When is the best time to fly from SLC to CPR? ▼
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.
Read our methodology - how this data is sourced, computed, and verified.
Using SLC–CPR data
SLC–CPR runs 13.1 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.
- Compare SLC and CPR airport profiles: delay causes and top routes differ even on the same corridor. SLC airport
- If your dates flex, February (97.4% on-time) beats July (85.5%) on this corridor. Seasonal chart
- 4 other routes post a similar 92.1% 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.
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.