Route · MDW → PIT · 2020–2025 BTS data
Chicago to Pittsburgh
The MDW–PIT corridor (Chicago, IL → Pittsburgh, PA) runs behind the national average, served by 1 carrier across roughly 402 miles.
Data updated 2026-06-13
- 78.9%
- On-time
- -0.1 pts
- vs US avg
- 56 min
- Delay when late
- 6,964
- Flights
Cancelled
1.3%
Best Month
Feb 2024 90%
Worst Month
May 2024 66%
Distance
402 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 89 | 20 | 0 | 0 | WN |
| Nov 2025 | 84 | 14 | 3 | 0 | WN |
| Oct 2025 | 115 | 23 | 0 | 0 | WN |
| Sep 2025 | 112 | 14 | 0 | 0 | WN |
| Aug 2025 | 112 | 21 | 2 | 0 | WN |
| Jul 2025 | 105 | 33 | 0 | 0 | WN |
| Jun 2025 | 102 | 29 | 0 | 0 | WN |
| May 2025 | 86 | 13 | 0 | 0 | WN |
| Apr 2025 | 86 | 11 | 0 | 0 | WN |
| Mar 2025 | 87 | 15 | 3 | 0 | WN |
| Feb 2025 | 71 | 7 | 1 | 0 | WN |
| Jan 2025 | 81 | 13 | 2 | 0 | WN |
| Dec 2024 | 89 | 16 | 1 | 0 | WN |
| Nov 2024 | 85 | 11 | 0 | 0 | WN |
| Oct 2024 | 106 | 11 | 4 | 0 | WN |
| Sep 2024 | 111 | 12 | 1 | 0 | WN |
| Aug 2024 | 114 | 27 | 1 | 0 | WN |
| Jul 2024 | 104 | 26 | 0 | 0 | WN |
| Jun 2024 | 100 | 27 | 0 | 0 | WN |
| May 2024 | 98 | 33 | 0 | 0 | WN |
| Apr 2024 | 96 | 16 | 0 | 0 | WN |
| Mar 2024 | 99 | 16 | 0 | 0 | WN |
| Feb 2024 | 83 | 8 | 0 | 0 | WN |
| Jan 2024 | 95 | 23 | 11 | 0 | WN |
Cancellation Rate
1.3%
29 of 2,310 flights
Diversion Rate
0.0%
0 of 2,310 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
MDW - Chicago
Full on-time, delay-cause, and seasonal performance for Chicago, IL.
Origin airport →PIT - Pittsburgh
Full on-time, delay-cause, and seasonal performance for Pittsburgh, PA.
Destination airport →Compare the two airports
See MDW and PIT side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to MDW–PIT.
Routes with a similar on-time rate
What the Data Says About MDW to PIT
6,964 tracked flights put the MDW to PIT pairing (Chicago to Pittsburgh) at a 78.9% on-time rate, squarely in line with the wider network. Delays that do occur run 56.1 minutes on average. Across the 402-mile route and its 1 carrier, the trailing 24 months show 1.3% cancelled and 0.0% diverted (2,310 flights sampled).
The monthly split is wide on this route: Feb 2024 posted the strongest performance at 90% on-time, while May 2024 came in at just 66% - a 24-point swing worth factoring into travel timing.
Frequently Asked Questions
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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.