Washington (DCA) to San Diego (SAN) flights
Alaska Airlines flies nonstop from Ronald Reagan Washington National Airport to San Diego International Airport, with about 7 flights a week in July 2026. The 2,276-mile flight takes about 5h 36m gate to gate.
- Distance
- 2,276 mi · 3,663 km
- Flight time
- 5h 36m
- Airlines
- 1
- Seats filled
- 83%
Airlines flying DCA to SAN
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Alaska Airlines | 7 | Boeing 737-800, Boeing 737 MAX 8 | 47,038 | 5h 36m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
DCA to SAN flight schedule
1 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 8:59am and the last at 8:59am. 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) |
|---|---|---|---|---|
| AS 15Alaska Airlines | 8:59am | 11:39am | 31 | 73% |
Is DCA to SAN on time?
From September 2025 to August 2026, 73% of 364 flights arrived within 15 minutes of schedule and 1.4% were cancelled. Flights leaving around 8am were the most punctual (74%), those around 9am the least (63%). Most delay time was caused by air traffic control and airport congestion (45%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Alaska Airlines | 364 | 73% | 16 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 |
|---|---|---|---|
| 8am to 9am | 318 | 74% | |
| 9am to 10am | 33 | 63% | |
| 10am to 11am | 12 | 67% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 30 | 3,880 | |
| September 2025 | 29 | 3,292 | |
| October 2025 | 31 | 3,967 | |
| November 2025 | 26 | 3,202 | |
| December 2025 | 31 | 4,069 | |
| January 2026 | 28 | 3,102 | |
| February 2026 | 28 | 3,613 | |
| March 2026 | 31 | 4,473 | |
| April 2026 | 29 | 4,175 | |
| May 2026 | 31 | 4,296 | |
| June 2026 | 30 | 4,349 | |
| July 2026 | 31 | 4,620 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.