Route · COS → LAS · 2020–2025 BTS data
Colorado Springs to Las Vegas
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), COS to LAS (Colorado Springs to Las Vegas) ranks #2502 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 78.9%
- On-time
- -0.1 pts
- vs US avg
- 71 min
- Delay when late
- 4,927
- Flights
- #2502 of 4927
- Corpus placement
Cancelled
0.3%
Best Month
Oct 2024 88%
Worst Month
Jul 2025 71%
Distance
604 mi
Carriers
4
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 66 | 16 | 0 | 0 | WN |
| Nov 2025 | 71 | 15 | 0 | 0 | WN |
| Oct 2025 | 75 | 19 | 0 | 0 | WN |
| Sep 2025 | 73 | 15 | 0 | 0 | WN |
| Aug 2025 | 75 | 15 | 0 | 0 | WN |
| Jul 2025 | 73 | 21 | 0 | 0 | WN |
| Jun 2025 | 74 | 18 | 0 | 0 | WN |
| May 2025 | 79 | 18 | 0 | 0 | WN |
| Apr 2025 | 76 | 14 | 0 | 0 | WN |
| Mar 2025 | 79 | 13 | 1 | 0 | WN |
| Feb 2025 | 64 | 14 | 0 | 0 | WN |
| Jan 2025 | 63 | 10 | 0 | 0 | WN |
| Dec 2024 | 67 | 12 | 0 | 0 | WN |
| Nov 2024 | 72 | 13 | 2 | 0 | WN |
| Oct 2024 | 78 | 9 | 0 | 0 | WN |
| Sep 2024 | 74 | 9 | 0 | 0 | WN |
| Aug 2024 | 73 | 15 | 0 | 0 | WN |
| Jul 2024 | 79 | 19 | 0 | 0 | WN |
| Jun 2024 | 76 | 19 | 0 | 0 | WN |
| May 2024 | 76 | 12 | 0 | 0 | WN |
| Apr 2024 | 76 | 17 | 0 | 0 | WN |
| Mar 2024 | 86 | 22 | 1 | 0 | WN |
| Feb 2024 | 75 | 20 | 0 | 0 | WN |
| Jan 2024 | 81 | 13 | 1 | 0 | WN |
COS–LAS seasonal on-time pattern
Best: April (82.2%) · weakest: July (70.8%)
Strongest calendar month
April
82.2% on-time · ~82 flights/mo
Busiest calendar month
August
~90 flights/mo avg
Weakest calendar month
July
70.8% on-time · ~88 flights/mo
Cancellation Rate
0.3%
5 of 1,781 flights
Diversion Rate
0.0%
0 of 1,781 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
COS - Colorado Springs
Full on-time, delay-cause, and seasonal performance for Colorado Springs, CO.
COS on-time profileLAS - Las Vegas
Full on-time, delay-cause, and seasonal performance for Las Vegas, NV.
LAS on-time profileCompare the two airports
See COS and LAS side by side on delays, cancellations, and reliability.
Compare COS vs LASOrigin-hub reliability standing
Mid-pack among COS departures
From COS, this corridor sits with 7 other 75–85% on-time routes out of 11 tracked departures, not the hub's reliability leaders (4 at ≥85%) and not the softest ( 0 below 75%). Destination: Las Vegas · fleet on-time rank #3543 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to COS–LAS.
Routes with a similar on-time rate
What the Data Says About COS to LAS
4,927 tracked flights put the COS to LAS pairing (Colorado Springs to Las Vegas) at a 78.9% on-time rate, squarely in line with the wider network. Delays that do occur run 71.1 minutes on average. Across the 604-mile route and its 4 carriers, the trailing 24 months show 0.3% cancelled and 0.0% diverted (1,781 flights sampled).
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 88% on-time, while Jul 2025 came in at just 71% - a 17-point swing worth factoring into travel timing.
On the multi-year calendar, COS–LAS peaks in April at 82.2% on-time while August carries the heaviest traffic (~90 flights per month) ; the softest month is July at 70.8%, a 11.4-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does COS to LAS rank among US routes by traffic? ▼
How often are flights delayed from COS to LAS? ▼
What is the cancellation rate for COS to LAS? ▼
How far is the flight from COS to LAS? ▼
When is the best time to fly from COS to LAS? ▼
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 COS–LAS data
COS–LAS is mid-pack at 78.9% on-time; month and carrier mix move more than the corridor headline.
- Compare COS and LAS airport profiles: delay causes and top routes differ even on the same corridor. COS airport
- If your dates flex, April (82.2% on-time) beats July (70.8%) on this corridor. Seasonal chart
- 4 other routes post a similar 78.9% 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.
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.