Route
MDW → ATL
Chicago Midway International Airport Hartsfield Jackson Atlanta International Airport
How punctual is this route?
- On-time arrivals
- 78.7%
- Less than 15 minutes late
- Cancelled
- 2.0%
- Of scheduled flights
- Average delay when late
- 69 min
- Flights arriving 15+ minutes late
- Flights tracked
- 3,538
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 42%
- Late-arriving aircraft 32%
- Air traffic control & airport 22%
- Extreme weather 3%
- Security 1%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 87.7% | 292 |
| October 2025 | 87.8% | 304 |
| November 2025 | 82.4% | 288 |
| December 2025 | 77.9% | 290 |
| January 2026 | 81.6% | 279 |
| February 2026 | 79.8% | 260 |
| March 2026 | 75.1% | 289 |
| April 2026 | 85.0% | 291 |
| May 2026 | 75.7% | 298 |
| June 2026 | 74.2% | 308 |
| July 2026 | 66.2% | 323 |
| August 2026 | 71.8% | 316 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 1,539 | 75.1% | 1.1% | 62 min |
| Delta Air Lines | 1,359 | 87.0% | 2.7% | 98 min |
| Frontier Airlines | 640 | 69.8% | 2.7% | 55 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
DL1063
12% late · 365 flights
-
F92292
30% late · 339 flights
-
DL2417
16% late · 276 flights
-
DL1285
9% late · 255 flights
-
DL2060
12% late · 195 flights
-
F92780
23% late · 151 flights
-
F92144
38% late · 150 flights
-
DL1728
24% late · 123 flights
-
DL2400
5% late · 110 flights
-
WN2641
5% late · 58 flights
-
WN3217
26% late · 57 flights
-
WN3223
37% late · 49 flights
-
WN1939
17% late · 46 flights
-
WN2775
14% late · 46 flights
-
WN3263
26% late · 46 flights
-
WN4592
64% late · 44 flights
-
WN3054
9% late · 43 flights
-
WN4154
16% late · 43 flights
-
WN1431
17% late · 42 flights
-
WN3362
35% late · 40 flights
-
WN1397
10% late · 39 flights
-
WN4140
63% late · 36 flights
-
WN1440
34% late · 33 flights
-
WN3326
50% late · 33 flights
In the news
More headlines →-
City Council backs $55 million in new Hartsfield-Jackson funding as construction projects multiply
The Business Journals ATL
-
Over 400 flights cancelled due to severe weather at Hartsfield-Jackson Atlanta International Airport, Georgia
The Watchers - Watching the world evolve and transform ATL
-
Hartsfield-Jackson Atlanta International Airport
The Aviation Hub ATL
Headlines found by Google News; stories open on the publisher's site.
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