Route · MDW → LAX · 2020–2025 BTS data
Chicago to Los Angeles
The MDW–LAX corridor (Chicago, IL → Los Angeles, CA) runs behind the national average, served by 1 carrier across roughly 1,750 miles.
Data updated 2026-06-13
- 75.9%
- On-time
- -3.1 pts
- vs US avg
- 57 min
- Delay when late
- 7,950
- Flights
Cancelled
0.7%
Best Month
Apr 2025 90%
Worst Month
Jun 2024 59%
Distance
1,750 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 115 | 40 | 0 | 0 | WN |
| Nov 2025 | 106 | 23 | 5 | 1 | WN |
| Oct 2025 | 119 | 33 | 0 | 0 | WN |
| Sep 2025 | 116 | 28 | 0 | 0 | WN |
| Aug 2025 | 121 | 30 | 0 | 0 | WN |
| Jul 2025 | 146 | 47 | 1 | 0 | WN |
| Jun 2025 | 137 | 42 | 1 | 0 | WN |
| May 2025 | 114 | 21 | 0 | 1 | WN |
| Apr 2025 | 110 | 11 | 1 | 0 | WN |
| Mar 2025 | 104 | 14 | 0 | 1 | WN |
| Feb 2025 | 76 | 16 | 1 | 0 | WN |
| Jan 2025 | 96 | 10 | 0 | 0 | WN |
| Dec 2024 | 106 | 25 | 1 | 0 | WN |
| Nov 2024 | 104 | 20 | 0 | 0 | WN |
| Oct 2024 | 119 | 16 | 0 | 1 | WN |
| Sep 2024 | 118 | 26 | 0 | 3 | WN |
| Aug 2024 | 125 | 27 | 0 | 0 | WN |
| Jul 2024 | 146 | 49 | 1 | 1 | WN |
| Jun 2024 | 135 | 55 | 0 | 5 | WN |
| May 2024 | 117 | 47 | 1 | 3 | WN |
| Apr 2024 | 113 | 31 | 0 | 1 | WN |
| Mar 2024 | 108 | 31 | 0 | 0 | WN |
| Feb 2024 | 83 | 18 | 0 | 1 | WN |
| Jan 2024 | 99 | 21 | 8 | 0 | WN |
Cancellation Rate
0.7%
20 of 2,733 flights
Diversion Rate
0.7%
18 of 2,733 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 →LAX - Los Angeles
Full on-time, delay-cause, and seasonal performance for Los Angeles, CA.
Destination airport →Compare the two airports
See MDW and LAX 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–LAX.
Routes with a similar on-time rate
What the Data Says About MDW to LAX
The Chicago to Los Angeles corridor (MDW to LAX) posts a 75.9% on-time rate on the lower edge of the average band, based on 7,950 tracked flights. Late flights run 56.5 minutes behind on average. 1 carrier cover the 1,750-mile route; over the last 24 months, 20 of 2,733 flights were cancelled (0.7%) and 0.7% diverted.
The monthly split is wide on this route: Apr 2025 posted the strongest performance at 90% on-time, while Jun 2024 came in at just 59% - a 31-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from MDW to LAX? ▼
What is the cancellation rate for MDW to LAX? ▼
How far is the flight from MDW to LAX? ▼
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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.