Flight WN4570
Southwest Airlines flight WN4570
Looking for WN4570 in the air…
Alerts at this flight's airports
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Advisory Airport Closure SNA
Airport Closure at John Wayne Orange County International Airport (SNA): Reopens Nov 08 at 14:15 UTC.
Airport status
New York (LGA) to Dallas (DAL)
Historically, this flight arrives 15+ minutes late 25% of the time, and when it is late the delay averages 81 minutes. It was cancelled 1.6% of the time.
- On-time arrivals
- 75.0%
- Less than 15 minutes late
- Cancelled
- 1.6%
- Of scheduled flights
- Average delay when late
- 81 min
- Flights arriving 15+ minutes late
- Flights tracked
- 61
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 36%
- Extreme weather 35%
- Airline (crew, maintenance, cleaning) 15%
- Late-arriving aircraft 14%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Birmingham (BHM) to Dallas (DAL)
Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 51 minutes. It was cancelled 1.8% of the time.
- On-time arrivals
- 83.3%
- Less than 15 minutes late
- Cancelled
- 1.8%
- Of scheduled flights
- Average delay when late
- 51 min
- Flights arriving 15+ minutes late
- Flights tracked
- 55
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 42%
- Airline (crew, maintenance, cleaning) 41%
- Air traffic control & airport 12%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Santa Ana (SNA) to Denver (DEN)
Only 14 flights on record, which is too few for reliable odds.
- On-time arrivals
- 58.3%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 80 min
- Flights arriving 15+ minutes late
- Flights tracked
- 14
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 80%
- Airline (crew, maintenance, cleaning) 20%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dallas (DAL) to Chicago (MDW)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- 0.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 61 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 52%
- Airline (crew, maintenance, cleaning) 28%
- Air traffic control & airport 20%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Houston (HOU) to Orlando (MCO)
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
Kansas City (MCI) to San Antonio (SAT)
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
Phoenix (PHX) to Las Vegas (LAS)
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 |
|---|---|---|
| November 2025 | 0.0% | 1 |
| December 2025 | 100.0% | 1 |
| January 2026 | 84.0% | 26 |
| February 2026 | 88.5% | 26 |
| March 2026 | 50.0% | 4 |
| May 2026 | 100.0% | 1 |
| June 2026 | 70.4% | 27 |
| July 2026 | 80.0% | 31 |
| August 2026 | 60.0% | 17 |
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