Route · ATL → ORD · 2020–2025 BTS data
Atlanta to Chicago
The ATL–ORD corridor (Atlanta, GA → Chicago, IL) runs ahead of the national average, served by 52 carriers across roughly 606 miles.
Data updated 2026-06-13
- 79.6%
- On-time
- +0.6 pts
- vs US avg
- 77 min
- Delay when late
- 34,117
- Flights
Cancelled
1.5%
Best Month
Oct 2024 87%
Worst Month
Jul 2024 59%
Distance
606 mi
Carriers
52
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 487 | 187 | 14 | 0 | DL,YX,F9,AA,MQ,UA |
| Nov 2025 | 526 | 164 | 28 | 1 | UA,DL,F9,MQ,AA,YX |
| Oct 2025 | 569 | 137 | 0 | 2 | AA,DL,OO,UA,YX,F9,MQ |
| Sep 2025 | 541 | 84 | 1 | 0 | MQ,UA,OO,DL,NK,YX,F9,AA |
| Aug 2025 | 573 | 120 | 10 | 4 | AA,YX,F9,NK,OH,UA,DL |
| Jul 2025 | 570 | 183 | 16 | 3 | AA,DL,UA,YX,F9,MQ,NK |
| Jun 2025 | 568 | 179 | 10 | 2 | AA,DL,NK,OO,UA,F9,MQ |
| May 2025 | 557 | 128 | 3 | 0 | AA,DL,UA,YX,F9,MQ,NK |
| Apr 2025 | 500 | 126 | 8 | 2 | DL,F9,MQ,NK,UA,YX,AA |
| Mar 2025 | 476 | 102 | 4 | 0 | AA,DL,UA,YX,F9,MQ,NK |
| Feb 2025 | 391 | 83 | 0 | 0 | AA,DL,UA,YX,F9,MQ |
| Jan 2025 | 431 | 83 | 22 | 1 | AA,DL,YX,UA,F9,MQ |
| Dec 2024 | 440 | 104 | 0 | 0 | AA,DL,F9,MQ,UA,YX |
| Nov 2024 | 473 | 78 | 0 | 0 | UA,MQ,YX,DL,F9,AA |
| Oct 2024 | 515 | 66 | 3 | 0 | UA,DL,F9,AA |
| Sep 2024 | 496 | 88 | 3 | 0 | UA,AA,DL,F9,MQ,NK |
| Aug 2024 | 512 | 154 | 11 | 2 | AA,DL,F9,NK,OO,UA |
| Jul 2024 | 501 | 203 | 26 | 1 | AA,DL,F9,NK,UA |
| Jun 2024 | 486 | 147 | 9 | 4 | AA,DL,F9,MQ,NK,UA |
| May 2024 | 490 | 164 | 4 | 7 | AA,DL,F9,MQ,NK,OO,UA |
| Apr 2024 | 469 | 100 | 0 | 0 | AA,DL,F9,MQ,NK,OO,UA,YX |
| Mar 2024 | 461 | 89 | 0 | 0 | AA,DL,F9,MQ,NK,OO,UA,YX |
| Feb 2024 | 400 | 55 | 0 | 2 | AA,DL,F9,MQ,NK,OO,UA,YX |
| Jan 2024 | 425 | 94 | 10 | 2 | AA,DL,F9,MQ,NK,OO,UA |
Cancellation Rate
1.5%
182 of 11,857 flights
Diversion Rate
0.3%
33 of 11,857 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
ATL - Atlanta
Full on-time, delay-cause, and seasonal performance for Atlanta, GA.
Origin airport →ORD - Chicago
Full on-time, delay-cause, and seasonal performance for Chicago, IL.
Destination airport →Compare the two airports
See ATL 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 ATL–ORD.
Routes with a similar on-time rate
What the Data Says About ATL to ORD
34,117 tracked flights put the ATL to ORD pairing (Atlanta to Chicago) at a 79.6% on-time rate, squarely in line with the wider network. Delays that do occur run 77.0 minutes on average. Across the 606-mile route and its 52 carriers, the trailing 24 months show 1.5% cancelled and 0.3% diverted (11,857 flights sampled).
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 87% on-time, while Jul 2024 came in at just 59% - a 28-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from ATL to ORD? ▼
What is the cancellation rate for ATL to ORD? ▼
How far is the flight from ATL 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.