WN3122
WN3122 (Southwest Airlines) is a multi-stop service on 27 routes, busiest Pittsburgh to Chicago. Of 577 departures recorded from October 2024 to April 2026, 78.2% left on time, according to the US BTS.
- On-time departures78.2%of 577 flights
- Average delay12.6 min
- April 20266▼ 81.3%vs April 2025
- Cancelled2.3%
- Legs flown under this number27
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods16 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 31 | 47 | ▲ 51.6% |
| February | 28 | 35 | ▲ 25.0% |
| March | 5 | 7 | ▲ 40.0% |
| April | 32 | 6 | ▼ 81.3% |
| May | 42 | – | – |
| June | 33 | – | – |
| July | 31 | – | – |
| August | 30 | – | – |
| September | 30 | – | – |
| October | 23 | – | in progress |
| November | 72 | – | – |
| December | 50 | – | – |
| Year to date (Jan–Apr) | 96 | 95 | ▼ 1.0% |
according to the US BTS · October 2024 → April 2026
On-time departures by month
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods16 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 90.3% | 100.0% | ▲ 10.7% |
| February | 71.4% | 91.4% | ▲ 28.0% |
| March | 80.0% | 57.1% | ▼ 28.6% |
| April | 81.3% | 100.0% | ▲ 23.1% |
| May | 88.1% | – | – |
| June | 64.5% | – | – |
| July | 48.2% | – | – |
| August | 33.3% | – | – |
| September | 50.0% | – | – |
| October | 82.6% | – | in progress |
| November | 81.7% | – | – |
| December | 82.0% | – | – |
| Year-to-date average (Jan–Apr) | 80.8% | 87.1% | ▲ 7.9% |
according to the US BTS · October 2024 → April 2026
Average departure delay by month
according to the US BTS · October 2024 → April 2026
Cancelled departures by month
The most recent periods16 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 6 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | – | – |
| June | 2 | – | – |
| July | 4 | – | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Apr) | 0 | 6 |
according to the US BTS · October 2024 → April 2026
This is a historical record of departures already flown, not a forecast for your flight.
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 97.7% 564
- Cancelled 2.3% 13
Share of all recorded flights in the period, all legs. · Oct 14, 2024 → Apr 6, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
6| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| PIT MDW Pittsburgh International Airport – Chicago Midway International Airport | 646 | 8.8 min | 83.2% | 119 |
| MDW LGA Chicago Midway International Airport – LaGuardia Airport | 1,164 | 39.3 min | 56.4% | 61 |
| DEN SMF Denver International Airport – Sacramento International Airport | 1,460 | 36.9 min | 38.6% | 57 |
| SAT DAL San Antonio International Airport – Dallas Love Field | 399 | 1.3 min | 95.0% | 42 |
| PHX LAS Phoenix Sky Harbor International Airport – Harry Reid International Airport | 411 | 8.9 min | 85.7% | 42 |
| DEN COS Denver International Airport – City of Colorado Springs Municipal Airport | 117 | 7.5 min | 81.1% | 37 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 14 | 14 | 100.0% | 0 |
| November 2024 | 29 | 29 | 96.6% | 0 |
| December 2024 | 32 | 32 | 78.1% | 0 |
| January 2025 | 31 | 31 | 90.3% | 0 |
| February 2025 | 28 | 28 | 71.4% | 0 |
| March 2025 | 5 | 5 | 80.0% | 0 |
| April 2025 | 32 | 32 | 81.3% | 0 |
| May 2025 | 42 | 42 | 88.1% | 0 |
| June 2025 | 33 | 31 | 64.5% | 2 |
| July 2025 | 31 | 27 | 48.2% | 4 |
| August 2025 | 30 | 30 | 33.3% | 0 |
| September 2025 | 30 | 30 | 50.0% | 0 |
| October 2025 | 23 | 23 | 82.6% | 0 |
| November 2025 | 72 | 71 | 81.7% | 1 |
| December 2025 | 50 | 50 | 82.0% | 0 |
| January 2026 | 47 | 41 | 100.0% | 6 |
| February 2026 | 35 | 35 | 91.4% | 0 |
| March 2026 | 7 | 7 | 57.1% | 0 |
| April 2026 | 6 | 6 | 100.0% | 0 |