Flight WN2256
Southwest Airlines flight WN2256
Looking for WN2256 in the air…
Alerts at this flight's airports
Oakland (OAK) to Salt Lake City (SLC)
Historically, this flight arrives 15+ minutes late 43% of the time, and when it is late the delay averages 51 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 56.9%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 51 min
- Flights arriving 15+ minutes late
- Flights tracked
- 58
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 76%
- Airline (crew, maintenance, cleaning) 22%
- Air traffic control & airport 2%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Houston (HOU) to Midland (MAF)
Historically, this flight arrives 15+ minutes late 5% of the time, and when it is late the delay averages 29 minutes. It was cancelled 2.4% of the time.
- On-time arrivals
- 95.1%
- Less than 15 minutes late
- Cancelled
- 2.4%
- Of scheduled flights
- Average delay when late
- 29 min
- Flights arriving 15+ minutes late
- Flights tracked
- 42
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 100%
- Airline (crew, maintenance, cleaning) 0%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Las Vegas (LAS) to Los Angeles (LAX)
Historically, this flight arrives 15+ minutes late 69% of the time, and when it is late the delay averages 64 minutes. It was cancelled 2.8% of the time.
- On-time arrivals
- 31.4%
- Less than 15 minutes late
- Cancelled
- 2.8%
- Of scheduled flights
- Average delay when late
- 64 min
- Flights arriving 15+ minutes late
- Flights tracked
- 36
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 76%
- Airline (crew, maintenance, cleaning) 23%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Portland (PDX) to Las Vegas (LAS)
Historically, this flight arrives 15+ minutes late 73% of the time, and when it is late the delay averages 45 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 26.9%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 45 min
- Flights arriving 15+ minutes late
- Flights tracked
- 27
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 87%
- Airline (crew, maintenance, cleaning) 12%
- Air traffic control & airport 1%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Los Angeles (LAX) to Oakland (OAK)
Historically, this flight arrives 15+ minutes late 42% of the time, and when it is late the delay averages 44 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 57.7%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 44 min
- Flights arriving 15+ minutes late
- Flights tracked
- 26
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 73%
- Airline (crew, maintenance, cleaning) 23%
- Air traffic control & airport 4%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (MDW) to Austin (AUS)
Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 46 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 82.6%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 46 min
- Flights arriving 15+ minutes late
- Flights tracked
- 23
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 92%
- Airline (crew, maintenance, cleaning) 8%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Antonio (SAT) to Los Angeles (LAX)
Historically, this flight arrives 15+ minutes late 9% of the time, and when it is late the delay averages 53 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 91.3%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 53 min
- Flights arriving 15+ minutes late
- Flights tracked
- 23
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 76%
- Airline (crew, maintenance, cleaning) 15%
- Late-arriving aircraft 10%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
St Louis (STL) to Chicago (MDW)
Only 15 flights on record, which is too few for reliable odds.
- On-time arrivals
- 80.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 108 min
- Flights arriving 15+ minutes late
- Flights tracked
- 15
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 59%
- Late-arriving aircraft 41%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Las Vegas (LAS) to Kansas City (MCI)
Only 13 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
- 13
- Scheduled flights in the period
Kansas City (MCI) to San Antonio (SAT)
Only 13 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
- 13
- Scheduled flights in the period
Chicago (MDW) to Los Angeles (LAX)
Only 13 flights on record, which is too few for reliable odds.
- On-time arrivals
- 53.8%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 61 min
- Flights arriving 15+ minutes late
- Flights tracked
- 13
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 59%
- Late-arriving aircraft 22%
- Air traffic control & airport 19%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Oakland (OAK) to Seattle (SEA)
Only 13 flights on record, which is too few for reliable odds.
- On-time arrivals
- 61.5%
- 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
- Airline (crew, maintenance, cleaning) 52%
- Late-arriving aircraft 25%
- Air traffic control & airport 23%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Burbank (BUR) to Sacramento (SMF)
Only 12 flights on record, which is too few for reliable odds.
- On-time arrivals
- 83.3%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 20 min
- Flights arriving 15+ minutes late
- Flights tracked
- 12
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 100%
- Airline (crew, maintenance, cleaning) 0%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Charleston (CHS) to Dallas (DAL)
Only 12 flights on record, which is too few for reliable odds.
- On-time arrivals
- 91.7%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 21 min
- Flights arriving 15+ minutes late
- Flights tracked
- 12
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 100%
- Airline (crew, maintenance, cleaning) 0%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Nashville (BNA) to Denver (DEN)
Only 11 flights on record, which is too few for reliable odds.
- On-time arrivals
- 36.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 38 min
- Flights arriving 15+ minutes late
- Flights tracked
- 11
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 47%
- Late-arriving aircraft 31%
- Air traffic control & airport 22%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Providence/Warwick (PVD) to Tampa (TPA)
Only 9 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
- 164 min
- Flights arriving 15+ minutes late
- Flights tracked
- 9
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 87%
- Late-arriving aircraft 13%
- Airline (crew, maintenance, cleaning) 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Phoenix (PHX) to Seattle (SEA)
Only 8 flights on record, which is too few for reliable odds.
- On-time arrivals
- 25.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 49 min
- Flights arriving 15+ minutes late
- Flights tracked
- 8
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 68%
- Airline (crew, maintenance, cleaning) 32%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dallas (DAL) to Washington (DCA)
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
Chicago (MDW) to Grand Rapids (GRR)
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
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Headlines found by Google News; stories open on the publisher's site.
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 86.5% | 74 |
| October 2025 | 82.6% | 23 |
| November 2025 | 65.6% | 32 |
| December 2025 | 46.8% | 47 |
| January 2026 | 86.2% | 30 |
| February 2026 | 74.1% | 27 |
| March 2026 | 75.0% | 16 |
| April 2026 | 50.0% | 6 |
| May 2026 | 40.0% | 5 |
| June 2026 | 43.3% | 32 |
| July 2026 | 30.6% | 36 |
| August 2026 | 82.1% | 28 |
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