Baltimore (BWI) to San Diego (SAN) flights
Southwest Airlines flies nonstop from Baltimore/Washington International Thurgood Marshall Airport to San Diego International Airport, with about 23 flights a week in July 2026. The 2,295-mile flight takes about 5h 27m gate to gate.
- Distance
- 2,295 mi · 3,693 km
- Flight time
- 5h 27m
- Airlines
- 1
- Seats filled
- 78%
Airlines flying BWI to SAN
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 23 | Boeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 7 | 151,361 | 5h 27m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
BWI to SAN flight schedule
3 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 9:45am and the last at 8:30pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| WN 1073Southwest Airlines | 9:45am | 12:00pm | 28 | 57% |
| WN 1076Southwest Airlines | 2:00pm | 4:15pm | 28 | 36% |
| WN 4817Southwest Airlines | 8:30pm | 10:45pm | 24 | 65% |
Is BWI to SAN on time?
From September 2025 to August 2026, 73% of 1,165 flights arrived within 15 minutes of schedule and 1.4% were cancelled. Flights leaving around 8am were the most punctual (88%), those around 4pm the least (52%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (40%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 1,165 | 73% | 15 min | 1.4% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 6am to 7am | 190 | 87% | |
| 7am to 8am | 51 | 88% | |
| 8am to 9am | 83 | 88% | |
| 9am to 10am | 129 | 77% | |
| 11am to 12pm | 53 | 84% | |
| 12pm to 1pm | 49 | 80% | |
| 1pm to 2pm | 33 | 55% | |
| 2pm to 3pm | 34 | 64% | |
| 3pm to 4pm | 83 | 54% | |
| 4pm to 5pm | 89 | 52% | |
| 6pm to 7pm | 81 | 81% | |
| 7pm to 8pm | 108 | 70% | |
| 8pm to 9pm | 109 | 66% | |
| 9pm to 10pm | 52 | 48% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 84 | 11,334 | |
| September 2025 | 80 | 10,423 | |
| October 2025 | 100 | 12,956 | |
| November 2025 | 96 | 11,081 | |
| December 2025 | 100 | 13,240 | |
| January 2026 | 85 | 9,945 | |
| February 2026 | 78 | 9,136 | |
| March 2026 | 102 | 12,990 | |
| April 2026 | 103 | 13,978 | |
| May 2026 | 105 | 14,742 | |
| June 2026 | 102 | 15,762 | |
| July 2026 | 104 | 15,774 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.