Route
LGA → MDW
LaGuardia Airport Chicago Midway International Airport
How punctual is this route?
- On-time arrivals
- 70.2%
- Less than 15 minutes late
- Cancelled
- 5.2%
- Of scheduled flights
- Average delay when late
- 71 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,391
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 49%
- Air traffic control & airport 23%
- Airline (crew, maintenance, cleaning) 21%
- Extreme weather 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 87.7% | 198 |
| October 2025 | 60.8% | 204 |
| November 2025 | 70.6% | 191 |
| December 2025 | 56.8% | 198 |
| January 2026 | 88.9% | 197 |
| February 2026 | 83.2% | 183 |
| March 2026 | 66.7% | 197 |
| April 2026 | 77.2% | 196 |
| May 2026 | 66.8% | 202 |
| June 2026 | 64.4% | 206 |
| July 2026 | 66.1% | 211 |
| August 2026 | 55.6% | 208 |
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 | 2,391 | 70.2% | 5.2% | 71 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN2291
51% late · 67 flights
-
WN2469
67% late · 60 flights
-
WN3451
54% late · 60 flights
-
WN3446
30% late · 59 flights
-
WN987
43% late · 59 flights
-
WN1950
30% late · 58 flights
-
WN2253
21% late · 58 flights
-
WN2370
16% late · 58 flights
-
WN2936
52% late · 58 flights
-
WN404
22% late · 58 flights
-
WN879
4% late · 53 flights
-
WN1095
41% late · 51 flights
-
WN2371
15% late · 50 flights
-
WN2374
13% late · 50 flights
-
WN2931
6% late · 50 flights
-
WN2935
17% late · 50 flights
-
WN2937
28% late · 50 flights
-
WN2713
9% late · 47 flights
-
WN4746
50% late · 45 flights
-
WN4656
14% late · 44 flights
-
WN2465
26% late · 43 flights
-
WN2049
21% late · 41 flights
-
WN2372
21% late · 36 flights
-
WN2464
11% late · 36 flights
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