Route · DEN → SNA · 2020–2025 BTS data
Denver to Santa Ana
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), DEN to SNA (Denver to Santa Ana) ranks #309 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 80.5%
- On-time
- +1.5 pts
- vs US avg
- 54 min
- Delay when late
- 21,019
- Flights
- #309 of 4927
- Corpus placement
Cancelled
0.6%
Best Month
Oct 2024 91%
Worst Month
Jul 2025 67%
Distance
846 mi
Carriers
9
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 316 | 65 | 1 | 3 | WN,F9,UA |
| Nov 2025 | 298 | 32 | 0 | 1 | UA,F9,WN |
| Oct 2025 | 333 | 61 | 1 | 0 | UA,WN,F9 |
| Sep 2025 | 314 | 61 | 0 | 1 | UA,WN,F9 |
| Aug 2025 | 311 | 71 | 4 | 3 | WN,F9,UA |
| Jul 2025 | 347 | 114 | 4 | 2 | UA,WN,F9 |
| Jun 2025 | 339 | 101 | 1 | 0 | UA,WN,F9 |
| May 2025 | 328 | 76 | 2 | 2 | UA,WN,F9 |
| Apr 2025 | 307 | 54 | 2 | 0 | F9,UA,WN |
| Mar 2025 | 287 | 44 | 1 | 0 | UA,WN,F9 |
| Feb 2025 | 251 | 41 | 0 | 1 | UA,WN,F9 |
| Jan 2025 | 276 | 60 | 0 | 5 | UA,WN,F9 |
| Dec 2024 | 288 | 30 | 1 | 3 | F9,UA,WN |
| Nov 2024 | 271 | 56 | 2 | 0 | UA,WN,F9 |
| Oct 2024 | 308 | 28 | 0 | 0 | UA,WN,F9 |
| Sep 2024 | 288 | 29 | 0 | 0 | WN,UA,F9 |
| Aug 2024 | 310 | 64 | 0 | 0 | F9,WN,UA |
| Jul 2024 | 322 | 66 | 5 | 1 | F9,UA,WN |
| Jun 2024 | 313 | 92 | 1 | 1 | F9,UA,WN |
| May 2024 | 326 | 87 | 5 | 2 | F9,UA,WN |
| Apr 2024 | 316 | 51 | 0 | 2 | F9,UA,WN |
| Mar 2024 | 323 | 56 | 5 | 0 | F9,UA,WN |
| Feb 2024 | 263 | 68 | 1 | 2 | F9,UA,WN |
| Jan 2024 | 291 | 57 | 7 | 0 | F9,WN,UA |
DEN–SNA seasonal on-time pattern
Best: September (85.6%) · weakest: July (74.5%)
Strongest calendar month
September
85.6% on-time · ~294 flights/mo
Busiest calendar month
July
~327 flights/mo avg
Weakest calendar month
July
74.5% on-time · ~327 flights/mo
Cancellation Rate
0.6%
43 of 7,326 flights
Diversion Rate
0.4%
29 of 7,326 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 profileSNA - Santa Ana
Full on-time, delay-cause, and seasonal performance for Santa Ana, CA.
SNA on-time profileCompare the two airports
See DEN and SNA side by side on delays, cancellations, and reliability.
Compare DEN vs SNAOrigin-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: Santa Ana · fleet on-time rank #2922 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to DEN–SNA.
Routes with a similar on-time rate
What the Data Says About DEN to SNA
21,019 tracked flights put the DEN to SNA pairing (Denver to Santa Ana) at a 80.5% on-time rate, squarely in line with the wider network. Delays that do occur run 54.0 minutes on average. Across the 846-mile route and its 9 carriers, the trailing 24 months show 0.6% cancelled and 0.4% diverted (7,326 flights sampled).
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 91% on-time, while Jul 2025 came in at just 67% - a 24-point swing worth factoring into travel timing.
On the multi-year calendar, DEN–SNA peaks in September at 85.6% on-time while July carries the heaviest traffic (~327 flights per month) ; the softest month is July at 74.5%, a 11.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does DEN to SNA rank among US routes by traffic? ▼
How often are flights delayed from DEN to SNA? ▼
What is the cancellation rate for DEN to SNA? ▼
How far is the flight from DEN to SNA? ▼
When is the best time to fly from DEN to SNA? ▼
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–SNA data
DEN–SNA is mid-pack at 80.5% on-time; month and carrier mix move more than the corridor headline.
- Compare DEN and SNA airport profiles: delay causes and top routes differ even on the same corridor. DEN airport
- If your dates flex, September (85.6% on-time) beats July (74.5%) on this corridor. Seasonal chart
- 4 other routes post a similar 80.5% 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.