Route · DEN → SBP · 2020–2025 BTS data
Denver to San Luis Obispo
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), DEN to SBP (Denver to San Luis Obispo) ranks #2795 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 77.5%
- On-time
- -1.5 pts
- vs US avg
- 73 min
- Delay when late
- 4,263
- Flights
- #2795 of 4927
- Corpus placement
Cancelled
0.4%
Best Month
Oct 2024 92%
Worst Month
Jun 2024 52%
Distance
931 mi
Carriers
3
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 62 | 16 | 0 | 1 | UA,OO |
| Nov 2025 | 59 | 5 | 0 | 2 | OO,UA |
| Oct 2025 | 62 | 14 | 0 | 1 | OO,UA |
| Sep 2025 | 55 | 12 | 0 | 1 | UA,OO |
| Aug 2025 | 62 | 14 | 2 | 0 | OO,UA |
| Jul 2025 | 62 | 28 | 0 | 0 | OO,UA |
| Jun 2025 | 60 | 25 | 0 | 0 | OO,UA |
| May 2025 | 62 | 21 | 1 | 0 | OO,UA |
| Apr 2025 | 60 | 9 | 0 | 1 | OO,UA |
| Mar 2025 | 63 | 7 | 0 | 0 | OO,UA |
| Feb 2025 | 56 | 20 | 0 | 0 | OO,UA |
| Jan 2025 | 62 | 12 | 1 | 0 | OO,UA |
| Dec 2024 | 62 | 11 | 0 | 6 | OO,UA |
| Nov 2024 | 59 | 14 | 0 | 2 | OO,UA |
| Oct 2024 | 62 | 5 | 0 | 0 | UA,OO |
| Sep 2024 | 60 | 12 | 0 | 0 | OO,UA |
| Aug 2024 | 62 | 16 | 0 | 1 | OO,UA |
| Jul 2024 | 62 | 21 | 1 | 0 | OO,UA |
| Jun 2024 | 60 | 29 | 0 | 1 | OO,UA |
| May 2024 | 62 | 18 | 0 | 0 | OO,UA |
| Apr 2024 | 60 | 16 | 0 | 0 | OO,UA |
| Mar 2024 | 62 | 15 | 1 | 0 | OO,UA |
| Feb 2024 | 58 | 20 | 0 | 1 | OO,UA |
| Jan 2024 | 63 | 17 | 0 | 0 | OO,UA |
DEN–SBP seasonal on-time pattern
Best: October (86.3%) · weakest: June (63.9%)
Strongest calendar month
October
86.3% on-time · ~66 flights/mo
Busiest calendar month
January
~68 flights/mo avg
Weakest calendar month
June
63.9% on-time · ~54 flights/mo
Cancellation Rate
0.4%
6 of 1,457 flights
Diversion Rate
1.2%
17 of 1,457 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
DEN - Denver
Full on-time, delay-cause, and seasonal performance for Denver, CO.
DEN on-time profileSBP - San Luis Obispo
Full on-time, delay-cause, and seasonal performance for San Luis Obispo, CA.
SBP on-time profileCompare the two airports
See DEN and SBP side by side on delays, cancellations, and reliability.
Compare DEN vs SBPOrigin-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: San Luis Obispo · fleet on-time rank #3961 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to DEN–SBP.
Routes with a similar on-time rate
What the Data Says About DEN to SBP
The Denver to San Luis Obispo corridor (DEN to SBP) posts a 77.5% on-time rate on the lower edge of the average band, based on 4,263 tracked flights. Late flights run 73.4 minutes behind on average. 3 carriers cover the 931-mile route; over the last 24 months, 6 of 1,457 flights were cancelled (0.4%) and 1.2% diverted.
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 92% on-time, while Jun 2024 came in at just 52% - a 40-point swing worth factoring into travel timing.
On the multi-year calendar, DEN–SBP peaks in October at 86.3% on-time while January carries the heaviest traffic (~68 flights per month) ; the softest month is June at 63.9%, a 22.4-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does DEN to SBP rank among US routes by traffic? ▼
How often are flights delayed from DEN to SBP? ▼
What is the cancellation rate for DEN to SBP? ▼
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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 DEN–SBP data
DEN–SBP is mid-pack at 77.5% on-time; month and carrier mix move more than the corridor headline.
- Compare DEN and SBP airport profiles: delay causes and top routes differ even on the same corridor. DEN airport
- If your dates flex, October (86.3% on-time) beats June (63.9%) on this corridor. Seasonal chart
- 4 other routes post a similar 77.5% 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.