Route · ORF → MDW · 2020–2025 BTS data
Norfolk to Chicago
The ORF–MDW corridor (Norfolk, VA → Chicago, IL) runs ahead of the national average, served by 1 carrier across roughly 704 miles.
Data updated 2026-06-13
- 80.3%
- On-time
- +1.3 pts
- vs US avg
- 62 min
- Delay when late
- 2,508
- Flights
Cancelled
0.8%
Best Month
Oct 2025 93%
Worst Month
Jul 2024 72%
Distance
704 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 42 | 12 | 0 | 0 | WN |
| Nov 2025 | 35 | 3 | 2 | 0 | WN |
| Oct 2025 | 58 | 4 | 0 | 0 | WN |
| Sep 2025 | 56 | 11 | 1 | 0 | WN |
| Aug 2025 | 61 | 12 | 1 | 0 | WN |
| Jul 2025 | 88 | 21 | 1 | 0 | WN |
| Jun 2025 | 79 | 16 | 0 | 0 | WN |
| May 2025 | 34 | 5 | 0 | 0 | WN |
| Apr 2025 | 33 | 4 | 0 | 0 | WN |
| Mar 2025 | 31 | 6 | 0 | 0 | WN |
| Jan 2025 | 31 | 7 | 0 | 0 | WN |
| Dec 2024 | 42 | 7 | 0 | 0 | WN |
| Nov 2024 | 35 | 1 | 0 | 0 | WN |
| Oct 2024 | 58 | 6 | 0 | 0 | WN |
| Sep 2024 | 60 | 9 | 0 | 0 | WN |
| Aug 2024 | 62 | 16 | 2 | 0 | WN |
| Jul 2024 | 65 | 18 | 1 | 1 | WN |
| Jun 2024 | 63 | 17 | 0 | 1 | WN |
| May 2024 | 58 | 10 | 0 | 1 | WN |
| Apr 2024 | 55 | 6 | 0 | 0 | WN |
| Mar 2024 | 46 | 5 | 0 | 0 | WN |
| Dec 2023 | 39 | 8 | 2 | 0 | WN |
| Nov 2023 | 38 | 9 | 0 | 0 | WN |
| Oct 2023 | 58 | 10 | 0 | 0 | WN |
Cancellation Rate
0.8%
10 of 1,227 flights
Diversion Rate
0.2%
3 of 1,227 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
ORF - Norfolk
Full on-time, delay-cause, and seasonal performance for Norfolk, VA.
Origin airport →MDW - Chicago
Full on-time, delay-cause, and seasonal performance for Chicago, IL.
Destination airport →Compare the two airports
See ORF and MDW side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to ORF–MDW.
Routes with a similar on-time rate
What the Data Says About ORF to MDW
2,508 tracked flights put the ORF to MDW pairing (Norfolk to Chicago) at a 80.3% on-time rate, squarely in line with the wider network. Delays that do occur run 62.4 minutes on average. Across the 704-mile route and its 1 carrier, the trailing 24 months show 0.8% cancelled and 0.2% diverted (1,227 flights sampled).
The monthly split is wide on this route: Oct 2025 posted the strongest performance at 93% on-time, while Jul 2024 came in at just 72% - a 21-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from ORF to MDW? ▼
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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.