Route · ORD → LAS · 2020–2025 BTS data
Chicago to Las Vegas
The ORD–LAS corridor (Chicago, IL → Las Vegas, NV) runs behind the national average, served by 30 carriers across roughly 1,514 miles.
Data updated 2026-06-13
- 78.4%
- On-time
- -0.6 pts
- vs US avg
- 70 min
- Delay when late
- 28,704
- Flights
Cancelled
1.1%
Best Month
Oct 2024 86%
Worst Month
May 2024 66%
Distance
1,514 mi
Carriers
30
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 358 | 108 | 4 | 0 | WN,F9,NK,AA,UA |
| Nov 2025 | 389 | 74 | 10 | 0 | UA,F9,NK,AA,WN |
| Oct 2025 | 484 | 118 | 0 | 0 | AA,UA,WN,F9,NK |
| Sep 2025 | 481 | 99 | 3 | 2 | UA,WN,NK,F9,AA |
| Aug 2025 | 485 | 101 | 10 | 0 | AA,WN,F9,NK,UA |
| Jul 2025 | 475 | 145 | 7 | 6 | AA,NK,UA,WN,F9 |
| Jun 2025 | 466 | 123 | 2 | 0 | AA,UA,WN,F9,NK |
| May 2025 | 471 | 80 | 1 | 1 | AA,NK,UA,WN,F9 |
| Apr 2025 | 434 | 75 | 1 | 0 | F9,NK,UA,WN,AA |
| Mar 2025 | 463 | 90 | 3 | 0 | AA,NK,UA,WN,F9 |
| Feb 2025 | 383 | 112 | 1 | 0 | AA,UA,WN,F9,NK |
| Jan 2025 | 390 | 60 | 1 | 1 | AA,UA,WN,F9,NK |
| Dec 2024 | 398 | 58 | 1 | 2 | AA,F9,NK,UA,WN |
| Nov 2024 | 409 | 73 | 0 | 0 | UA,NK,WN,F9,AA |
| Oct 2024 | 496 | 67 | 0 | 0 | UA,WN,NK,F9,AA |
| Sep 2024 | 456 | 72 | 0 | 0 | WN,UA,AA,F9,NK |
| Aug 2024 | 471 | 128 | 3 | 0 | AA,F9,NK,WN,UA |
| Jul 2024 | 440 | 141 | 24 | 1 | AA,F9,NK,UA,WN |
| Jun 2024 | 436 | 117 | 4 | 0 | AA,F9,NK,UA,WN |
| May 2024 | 515 | 177 | 9 | 1 | AA,F9,NK,UA,WN |
| Apr 2024 | 456 | 95 | 0 | 0 | AA,NK,UA,WN |
| Mar 2024 | 440 | 79 | 1 | 1 | AA,NK,UA,WN |
| Feb 2024 | 395 | 58 | 1 | 1 | AA,NK,UA,WN |
| Jan 2024 | 399 | 107 | 28 | 1 | AA,NK,WN,UA |
Cancellation Rate
1.1%
114 of 10,590 flights
Diversion Rate
0.2%
17 of 10,590 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
ORD - Chicago
Full on-time, delay-cause, and seasonal performance for Chicago, IL.
Origin airport →LAS - Las Vegas
Full on-time, delay-cause, and seasonal performance for Las Vegas, NV.
Destination airport →Compare the two airports
See ORD and LAS side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to ORD–LAS.
Routes with a similar on-time rate
What the Data Says About ORD to LAS
The Chicago to Las Vegas corridor (ORD to LAS) posts a 78.4% on-time rate on the lower edge of the average band, based on 28,704 tracked flights. Late flights run 70.3 minutes behind on average. 30 carriers cover the 1,514-mile route; over the last 24 months, 114 of 10,590 flights were cancelled (1.1%) and 0.2% diverted.
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 86% on-time, while May 2024 came in at just 66% - a 21-point swing worth factoring into travel timing.
Frequently Asked Questions
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Flight Guides
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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.
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.