Route
ATL → MDW
Hartsfield Jackson Atlanta International Airport Chicago Midway International Airport
How punctual is this route?
- On-time arrivals
- 75.2%
- Less than 15 minutes late
- Cancelled
- 2.0%
- Of scheduled flights
- Average delay when late
- 72 min
- Flights arriving 15+ minutes late
- Flights tracked
- 3,537
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 47%
- Airline (crew, maintenance, cleaning) 33%
- Air traffic control & airport 18%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 90.4% | 292 |
| October 2025 | 79.6% | 304 |
| November 2025 | 81.5% | 288 |
| December 2025 | 72.1% | 290 |
| January 2026 | 82.5% | 278 |
| February 2026 | 78.3% | 261 |
| March 2026 | 72.6% | 289 |
| April 2026 | 84.5% | 291 |
| May 2026 | 64.4% | 297 |
| June 2026 | 70.0% | 308 |
| July 2026 | 65.6% | 323 |
| August 2026 | 64.1% | 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 | 1,538 | 73.7% | 1.6% | 66 min |
| Delta Air Lines | 1,359 | 81.9% | 2.4% | 62 min |
| Frontier Airlines | 640 | 64.8% | 2.5% | 92 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
DL1063
14% late · 365 flights
-
DL1076
23% late · 365 flights
-
F92779
36% late · 312 flights
-
F92291
36% late · 299 flights
-
DL2417
13% late · 277 flights
-
DL2060
18% late · 194 flights
-
DL1728
25% late · 123 flights
-
WN232
41% late · 68 flights
-
WN1191
29% late · 58 flights
-
WN1270
22% late · 52 flights
-
WN258
44% late · 50 flights
-
WN2672
28% late · 50 flights
-
WN1557
35% late · 49 flights
-
WN429
15% late · 49 flights
-
WN2707
18% late · 47 flights
-
WN2747
4% late · 47 flights
-
WN1344
25% late · 46 flights
-
WN1941
23% late · 46 flights
-
WN423
9% late · 46 flights
-
WN233
71% late · 43 flights
-
WN1783
12% late · 42 flights
-
WN3034
29% late · 33 flights
-
WN322
19% late · 33 flights
-
WN331
47% 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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