Route
MDW → PHX
Chicago Midway International Airport Phoenix Sky Harbor International Airport
How punctual is this route?
- On-time arrivals
- 74.7%
- Less than 15 minutes late
- Cancelled
- 1.6%
- Of scheduled flights
- Average delay when late
- 62 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,719
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 43%
- Airline (crew, maintenance, cleaning) 37%
- Air traffic control & airport 15%
- Extreme weather 4%
- Security 1%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 90.5% | 205 |
| October 2025 | 75.0% | 265 |
| November 2025 | 76.8% | 224 |
| December 2025 | 66.7% | 242 |
| January 2026 | 78.3% | 203 |
| February 2026 | 81.6% | 206 |
| March 2026 | 76.9% | 283 |
| April 2026 | 68.3% | 251 |
| May 2026 | 77.6% | 235 |
| June 2026 | 58.5% | 218 |
| July 2026 | 77.4% | 193 |
| August 2026 | 72.0% | 194 |
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 | 2,610 | 74.7% | 1.6% | 58 min |
| Frontier Airlines | 109 | 75.7% | 1.8% | 158 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
F91735
24% late · 98 flights
-
WN149
18% late · 59 flights
-
WN1694
10% late · 59 flights
-
WN3344
36% late · 58 flights
-
WN3340
9% late · 57 flights
-
WN1601
34% late · 53 flights
-
WN2862
54% late · 52 flights
-
WN2863
55% late · 51 flights
-
WN3345
41% late · 49 flights
-
WN2340
15% late · 47 flights
-
WN2999
28% late · 47 flights
-
WN3191
15% late · 46 flights
-
WN3759
24% late · 46 flights
-
WN4189
36% late · 44 flights
-
WN1696
24% late · 42 flights
-
WN1714
35% late · 42 flights
-
WN3048
2% late · 42 flights
-
WN3760
36% late · 42 flights
-
WN2520
11% late · 37 flights
-
WN2049
29% late · 36 flights
-
WN2738
17% late · 36 flights
-
WN2858
11% late · 36 flights
-
WN1291
43% late · 33 flights
-
WN1395
31% late · 33 flights
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