PlainFlights

MDW vs GRR - Airport Comparison

Select two airports to compare on-time performance, delays, cancellations, and top routes using U.S. Department of Transportation Bureau of Transportation Statistics (BTS) data (2020–2025) across all 50 states. See our methodology for how metrics are computed.

Airport A
MDW

Chicago, IL

Chicago, Illinois

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Airport B
GRR

Grand Rapids, MI

Grand Rapids, Michigan

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Key Performance Metrics

BTS on-time performance data, 2020–2025 cumulative.

Metric MDW GRR
On-Time Rate (higher is better) 78.4% 81.9%
Avg Delay (lower is better) 59.1 min 79.3 min
Delay Rate (lower is better) 21.6% 18.1%
Cancellation Rate (lower is better) 1.46% 1.28%
Total Flights 880,912 195,613
Delayed Flights 190,033 35,335
Cancelled Flights 12,896 2,500
Top Delay Cause Late Aircraft Carrier

✓ / ▲ indicates the more favorable value. Data: BTS On-Time Performance, 2020–2025.

Delay Cause Breakdown

MDW - Chicago, IL

Late Aircraft 41.8%
Carrier 38.5%
NAS 16.2%
Weather 3.3%
Security 0.2%

GRR - Grand Rapids, MI

Carrier 37.6%
Late Aircraft 32.4%
NAS 21.8%
Weather 8.0%
Security 0.1%

Top Routes

Top routes from MDW

Route Flights On-Time
ATL → MDW
Chicago
19,666 81.1%
MDW → ATL
Atlanta
19,604 82.3%
MDW → DEN
Denver
17,682 79.2%
DEN → MDW
Chicago
17,568 76.2%
MCO → MDW
Chicago
17,024 77.2%
MDW → LAS
Las Vegas
16,984 77.2%

Top routes from GRR

Route Flights On-Time
ORD → GRR
Grand Rapids
14,929 79.3%
GRR → ORD
Chicago
14,854 80.9%
GRR → DTW
Detroit
9,220 87.8%
DTW → GRR
Grand Rapids
9,217 83.8%
MSP → GRR
Grand Rapids
7,747 84.4%
GRR → MSP
Minneapolis
7,745 87.3%

Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025) Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025) On-time rates exclude cancelled and diverted flights. PlainFlights is not affiliated with BTS or the DOT

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This tool queries live on-time, delay, and cancellation figures for the two selected airports from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.