Route · BDL → MDW · 2020–2025 BTS data
Hartford to Chicago
The BDL–MDW corridor (Hartford, CT → Chicago, IL) runs ahead of the national average, served by 1 carrier across roughly 776 miles.
Data updated 2026-06-13
- 85.2%
- On-time
- +6.2 pts
- vs US avg
- 69 min
- Delay when late
- 3,741
- Flights
Cancelled
0.8%
Best Month
Nov 2024 96%
Worst Month
Jul 2025 73%
Distance
776 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 60 | 14 | 0 | 0 | WN |
| Nov 2025 | 56 | 8 | 2 | 0 | WN |
| Oct 2025 | 79 | 13 | 0 | 0 | WN |
| Sep 2025 | 73 | 4 | 0 | 0 | WN |
| Aug 2025 | 74 | 9 | 0 | 0 | WN |
| Jul 2025 | 84 | 23 | 3 | 1 | WN |
| Jun 2025 | 78 | 13 | 0 | 0 | WN |
| May 2025 | 57 | 11 | 0 | 0 | WN |
| Apr 2025 | 53 | 2 | 0 | 0 | WN |
| Mar 2025 | 45 | 4 | 0 | 0 | WN |
| Feb 2025 | 41 | 7 | 0 | 0 | WN |
| Jan 2025 | 39 | 3 | 0 | 0 | WN |
| Dec 2024 | 60 | 8 | 0 | 1 | WN |
| Nov 2024 | 56 | 2 | 0 | 0 | WN |
| Oct 2024 | 72 | 4 | 0 | 0 | WN |
| Sep 2024 | 85 | 5 | 0 | 0 | WN |
| Aug 2024 | 87 | 12 | 1 | 2 | WN |
| Jul 2024 | 85 | 16 | 1 | 1 | WN |
| Jun 2024 | 78 | 16 | 0 | 0 | WN |
| May 2024 | 58 | 13 | 0 | 0 | WN |
| Apr 2024 | 55 | 5 | 0 | 0 | WN |
| Mar 2024 | 51 | 10 | 0 | 0 | WN |
| Feb 2024 | 47 | 4 | 0 | 0 | WN |
| Jan 2024 | 58 | 9 | 5 | 0 | WN |
Cancellation Rate
0.8%
12 of 1,531 flights
Diversion Rate
0.3%
5 of 1,531 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
BDL - Hartford
Full on-time, delay-cause, and seasonal performance for Hartford, CT.
Origin airport →MDW - Chicago
Full on-time, delay-cause, and seasonal performance for Chicago, IL.
Destination airport →Compare the two airports
See BDL 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 BDL–MDW.
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What the Data Says About BDL to MDW
Hartford to Chicago (BDL to MDW) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85.2% on-time rate across 3,741 flights, with delays that do happen averaging 69.0 minutes. The corridor runs roughly 776 miles and is served by 1 carrier. Over the most recent 24 months, 12 of 1,531 flights were cancelled (0.8%) and 5 diverted (0.3%).
The monthly split is wide on this route: Nov 2024 posted the strongest performance at 96% on-time, while Jul 2025 came in at just 73% - 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.