Flight WN3380
Southwest Airlines flight WN3380
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Watch Ground Delay Program SAN
Ground Delay Program at San Diego International Airport (SAN): Average 37 minutes, up to 1 hour and 11 minutes
Reason: airport volume
Airport status
San Diego (SAN) to Baltimore (BWI)
Historically, this flight arrives 15+ minutes late 4% of the time, and when it is late the delay averages 153 minutes. It was cancelled 3.4% of the time.
- On-time arrivals
- 96.4%
- Less than 15 minutes late
- Cancelled
- 3.4%
- Of scheduled flights
- Average delay when late
- 153 min
- Flights arriving 15+ minutes late
- Flights tracked
- 58
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 98%
- Air traffic control & airport 2%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Antonio (SAT) to Dallas (DAL)
Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 81 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 90.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 81 min
- Flights arriving 15+ minutes late
- Flights tracked
- 40
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 60%
- Extreme weather 24%
- Air traffic control & airport 13%
- Airline (crew, maintenance, cleaning) 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (MDW) to Washington (DCA)
Historically, this flight arrives 15+ minutes late 46% of the time, and when it is late the delay averages 53 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 54.2%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 53 min
- Flights arriving 15+ minutes late
- Flights tracked
- 24
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 51%
- Air traffic control & airport 40%
- Airline (crew, maintenance, cleaning) 4%
- Security 4%
- Extreme weather 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dallas (DAL) to Chicago (MDW)
Historically, this flight arrives 15+ minutes late 22% of the time, and when it is late the delay averages 70 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 78.3%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 23
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 72%
- Airline (crew, maintenance, cleaning) 25%
- Air traffic control & airport 3%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Houston (HOU) to San Antonio (SAT)
Historically, this flight arrives 15+ minutes late 9% of the time, and when it is late the delay averages 83 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
- 83 min
- Flights arriving 15+ minutes late
- Flights tracked
- 23
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 99%
- Airline (crew, maintenance, cleaning) 1%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dallas (DAL) to Nashville (BNA)
Historically, this flight arrives 15+ minutes late 29% of the time, and when it is late the delay averages 61 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 71.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 61 min
- Flights arriving 15+ minutes late
- Flights tracked
- 21
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 54%
- Late-arriving aircraft 32%
- Airline (crew, maintenance, cleaning) 14%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Kansas City (MCI) to Denver (DEN)
Only 14 flights on record, which is too few for reliable odds.
- On-time arrivals
- 92.9%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 20 min
- Flights arriving 15+ minutes late
- Flights tracked
- 14
- 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 Philadelphia (PHL)
Only 13 flights on record, which is too few for reliable odds.
- On-time arrivals
- 84.6%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 13
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 79%
- Air traffic control & airport 14%
- Airline (crew, maintenance, cleaning) 7%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
El Paso (ELP) to Orlando (MCO)
Only 5 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
- 16 min
- Flights arriving 15+ minutes late
- Flights tracked
- 5
- 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).
Houston (HOU) to Midland (MAF)
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
Las Vegas (LAS) to Dallas (DAL)
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
Hartford (BDL) to Baltimore (BWI)
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 | 88.5% | 26 |
| October 2025 | 88.9% | 9 |
| November 2025 | 72.7% | 66 |
| December 2025 | 85.3% | 68 |
| January 2026 | 100.0% | 29 |
| February 2026 | 92.6% | 28 |
| March 2026 | 100.0% | 4 |
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