Flight WN1138
Southwest Airlines flight WN1138
Looking for WN1138 in the air…
Alerts at this flight's airports
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Advisory Coastal Flood Statement FLL
COASTAL FLOOD STATEMENT NOW IN EFFECT THROUGH THURSDAY EVENING
Weather
Cleveland (CLE) to Nashville (BNA)
Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 57 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 72.6%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 57 min
- Flights arriving 15+ minutes late
- Flights tracked
- 62
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 50%
- Air traffic control & airport 27%
- Airline (crew, maintenance, cleaning) 23%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Baltimore (BWI) to Fort Lauderdale (FLL)
Historically, this flight arrives 15+ minutes late 34% of the time, and when it is late the delay averages 54 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 65.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 54 min
- Flights arriving 15+ minutes late
- Flights tracked
- 58
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 47%
- Air traffic control & airport 27%
- Airline (crew, maintenance, cleaning) 26%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Philadelphia (PHL) to Chicago (MDW)
Historically, this flight arrives 15+ minutes late 12% of the time, and when it is late the delay averages 46 minutes. It was cancelled 3.4% of the time.
- On-time arrivals
- 87.5%
- Less than 15 minutes late
- Cancelled
- 3.4%
- Of scheduled flights
- Average delay when late
- 46 min
- Flights arriving 15+ minutes late
- Flights tracked
- 58
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 37%
- Late-arriving aircraft 33%
- Air traffic control & airport 30%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Las Vegas (LAS) to Chicago (MDW)
Historically, this flight arrives 15+ minutes late 35% of the time, and when it is late the delay averages 80 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 64.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 80 min
- Flights arriving 15+ minutes late
- Flights tracked
- 31
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 77%
- Airline (crew, maintenance, cleaning) 14%
- Air traffic control & airport 9%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Orlando (MCO) to Memphis (MEM)
Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 78 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 89.3%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 78 min
- Flights arriving 15+ minutes late
- Flights tracked
- 28
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 66%
- Late-arriving aircraft 34%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Memphis (MEM) to Houston (HOU)
Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 61 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 85.7%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 61 min
- Flights arriving 15+ minutes late
- Flights tracked
- 28
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 68%
- Airline (crew, maintenance, cleaning) 19%
- Air traffic control & airport 13%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Austin (AUS) to San Jose (SJC)
Historically, this flight arrives 15+ minutes late 5% of the time, and when it is late the delay averages 60 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 95.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 22
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 85%
- Air traffic control & airport 15%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Francisco (SFO) to Las Vegas (LAS)
Historically, this flight arrives 15+ minutes late 32% of the time, and when it is late the delay averages 70 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 68.2%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 22
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 69%
- Air traffic control & airport 28%
- Airline (crew, maintenance, cleaning) 4%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Baltimore (BWI) to Cleveland (CLE)
Only 18 flights on record, which is too few for reliable odds.
- On-time arrivals
- 88.9%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 58 min
- Flights arriving 15+ minutes late
- Flights tracked
- 18
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 55%
- Airline (crew, maintenance, cleaning) 45%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Burbank (BUR) to Las Vegas (LAS)
Only 17 flights on record, which is too few for reliable odds.
- On-time arrivals
- 76.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 183 min
- Flights arriving 15+ minutes late
- Flights tracked
- 17
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 80%
- Airline (crew, maintenance, cleaning) 18%
- Late-arriving aircraft 2%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Indianapolis (IND) to Denver (DEN)
Only 16 flights on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 16
- Scheduled flights in the period
Chicago (MDW) to Grand Rapids (GRR)
Only 13 flights on record, which is too few for reliable odds.
- On-time arrivals
- 69.2%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 65 min
- Flights arriving 15+ minutes late
- Flights tracked
- 13
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 86%
- Airline (crew, maintenance, cleaning) 14%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Pittsburgh (PIT) to Denver (DEN)
Only 9 flights on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 9
- Scheduled flights in the period
Lubbock (LBB) to Austin (AUS)
Only 8 flights on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 8
- Scheduled flights in the period
Ontario (ONT) to Las Vegas (LAS)
Only 8 flights on record, which is too few for reliable odds.
- On-time arrivals
- 75.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 52 min
- Flights arriving 15+ minutes late
- Flights tracked
- 8
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 71%
- Airline (crew, maintenance, cleaning) 16%
- Air traffic control & airport 14%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Jose (SJC) to Ontario (ONT)
Only 8 flights on record, which is too few for reliable odds.
- On-time arrivals
- 87.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 71 min
- Flights arriving 15+ minutes late
- Flights tracked
- 8
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 51%
- Late-arriving aircraft 49%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Orlando (MCO) to Houston (HOU)
Only 4 flights on record, which is too few for reliable odds.
- On-time arrivals
- 75.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 119 min
- Flights arriving 15+ minutes late
- Flights tracked
- 4
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 72%
- Late-arriving aircraft 24%
- Airline (crew, maintenance, cleaning) 4%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (MDW) to Phoenix (PHX)
Only 4 flights on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 4
- Scheduled flights in the period
Minneapolis (MSP) to Chicago (MDW)
Only 4 flights on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 4
- Scheduled flights in the period
Columbus (CMH) to St Louis (STL)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
Dallas (DAL) to Milwaukee (MKE)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 68.3% | 60 |
| October 2025 | 90.2% | 51 |
| November 2025 | 75.8% | 33 |
| December 2025 | 75.0% | 40 |
| January 2026 | 87.9% | 34 |
| February 2026 | 85.2% | 28 |
| March 2026 | 86.0% | 50 |
| April 2026 | 88.2% | 34 |
| May 2026 | 51.6% | 31 |
| June 2026 | 92.9% | 14 |
| July 2026 | 100.0% | 14 |
| August 2026 | 77.4% | 31 |
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