Route Reliability
Chicago → New York
MDW–LGA · 725 miles · Chicago Midway International Airport to LaGuardia Airport
- 70%
- Arrive within 15 minutes
- 15 min
- Average arrival delay
- 3.9%
- Cancelled
- 2,368
- Flights in the data
Data through May 2026.
Southwest Airlines is the only airline in this data on this route, arriving on time 70% of the time across 2,368 flights. No comparison to make.
What the data says
Morning-you made the right choice.
MDW–LGA flights departing between 3–6 AM arrived on time 90% of the time, versus 55% between 6–9 PM.
Sunday scaries are real for this one.
MDW–LGA flights arrived on time 78% of the time on Saturdays. On Sundays: 64%.
Keep a backup plan handy.
This route was cancelled 3.9% of the time. Typical for U.S. flights is around 1–2%.
Recent months have been rougher.
MDW–LGA flights arrived on time 64% of the time over the last three months in the data, compared with 77% in the three months before that.
Flights on this route
The breakdown
- Mon69%(337 flights)
- Tue70%(348 flights)
- Wed72%(355 flights)
- Thu70%(344 flights)
- Fri68%(346 flights)
- Sat78%(218 flights)
- Sun64%(315 flights)
- 3–6 AM90%(80 flights)
- 6–9 AM85%(582 flights)
- 9 AM–12 PM78%(344 flights)
- 12–3 PM62%(564 flights)
- 3–6 PM60%(220 flights)
- 6–9 PM55%(473 flights)
Jun 62% → May 70% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 62% | 188 |
| July 2025 | 64% | 188 |
| August 2025 | 75% | 200 |
| September 2025 | 80% | 194 |
| October 2025 | 66% | 197 |
| November 2025 | 67% | 180 |
| December 2025 | 63% | 194 |
| January 2026 | 85% | 189 |
| February 2026 | 83% | 171 |
| March 2026 | 52% | 174 |
| April 2026 | 69% | 192 |
| May 2026 | 70% | 196 |
Same trip, other airports
Keep nerding
Based on 2,368 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.