Route · SLC → ORD · 2020–2025 BTS data
Salt Lake City to Chicago
The SLC–ORD corridor (Salt Lake City, UT → Chicago, IL) runs ahead of the national average, served by 38 carriers across roughly 1,250 miles.
Data updated 2026-06-13
- 81.8%
- On-time
- +2.8 pts
- vs US avg
- 88 min
- Delay when late
- 17,128
- Flights
Cancelled
1.0%
Best Month
Sep 2024 89%
Worst Month
Jul 2025 66%
Distance
1,250 mi
Carriers
38
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 241 | 73 | 1 | 1 | DL,AA,UA,OO |
| Nov 2025 | 240 | 55 | 7 | 0 | OO,UA,DL,AA |
| Oct 2025 | 265 | 53 | 1 | 1 | AA,DL,OO,UA |
| Sep 2025 | 244 | 45 | 1 | 0 | UA,OO,DL,AA |
| Aug 2025 | 260 | 58 | 5 | 6 | AA,OO,UA,DL |
| Jul 2025 | 269 | 92 | 1 | 0 | AA,DL,OO,UA |
| Jun 2025 | 266 | 67 | 0 | 3 | AA,DL,OO,UA |
| May 2025 | 271 | 55 | 0 | 2 | AA,DL,OO,UA |
| Apr 2025 | 264 | 45 | 4 | 3 | DL,F9,OO,UA,AA |
| Mar 2025 | 322 | 63 | 0 | 4 | AA,OO,UA,DL,F9,MQ |
| Feb 2025 | 246 | 57 | 1 | 0 | AA,OO,UA,DL |
| Jan 2025 | 241 | 44 | 0 | 0 | AA,OO,UA,DL,MQ |
| Dec 2024 | 259 | 50 | 0 | 0 | AA,DL,F9,MQ,OO,UA |
| Nov 2024 | 223 | 33 | 1 | 0 | OO,UA,MQ,DL,F9,AA |
| Oct 2024 | 267 | 40 | 0 | 0 | UA,OO,DL,F9,AA |
| Sep 2024 | 257 | 27 | 1 | 0 | OO,UA,AA,DL,F9 |
| Aug 2024 | 242 | 57 | 1 | 0 | AA,DL,F9,OO,UA |
| Jul 2024 | 229 | 58 | 13 | 4 | AA,DL,F9,OO,UA |
| Jun 2024 | 242 | 55 | 2 | 0 | AA,DL,F9,OO,UA |
| May 2024 | 243 | 58 | 5 | 4 | AA,DL,OO,UA |
| Apr 2024 | 236 | 44 | 0 | 0 | AA,DL,OO,UA |
| Mar 2024 | 258 | 41 | 0 | 1 | AA,DL,OO,UA |
| Feb 2024 | 224 | 24 | 1 | 3 | AA,DL,OO,UA |
| Jan 2024 | 241 | 54 | 14 | 1 | AA,DL,OO,UA |
Cancellation Rate
1.0%
59 of 6,050 flights
Diversion Rate
0.5%
33 of 6,050 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.
Origin airport →ORD - Chicago
Full on-time, delay-cause, and seasonal performance for Chicago, IL.
Destination airport →Compare the two airports
See SLC and ORD side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to SLC–ORD.
Routes with a similar on-time rate
What the Data Says About SLC to ORD
17,128 tracked flights put the SLC to ORD pairing (Salt Lake City to Chicago) at a 81.8% on-time rate, squarely in line with the wider network. Delays that do occur run 87.6 minutes on average. Across the 1,250-mile route and its 38 carriers, the trailing 24 months show 1.0% cancelled and 0.5% diverted (6,050 flights sampled).
The monthly split is wide on this route: Sep 2024 posted the strongest performance at 89% on-time, while Jul 2025 came in at just 66% - a 24-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from SLC to ORD? ▼
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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.