Sacramento (SMF) to San Diego (SAN) flights
Southwest Airlines, SkyWest Airlines, Horizon Air, Alaska Airlines fly nonstop from Sacramento International Airport to San Diego International Airport, with about 116 flights a week in July 2026. The 480-mile flight takes about 1h 35m gate to gate.
- Distance
- 480 mi · 772 km
- Flight time
- 1h 35m
- Airlines
- 4
- Seats filled
- 79%
Airlines flying SMF to SAN
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 76 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 467,332 | 1h 31m |
| SkyWest Airlines | 20 | Embraer E175 | 68,702 | 1h 44m |
| Horizon Air | 12 | Embraer E175 | 24,167 | 1h 39m |
| Alaska Airlines | 7 | Boeing 737 MAX 9, Boeing 737-900ER, Boeing 737-800 | 21,069 | 1h 39m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SMF to SAN flight schedule
37 flight numbers flew this route in August 2026, 5 of them almost daily. The first usually leaves at 6:25am and the last at 9:00pm. 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 4566Southwest Airlines | 6:25am | 7:55am | 20 | 85% |
| WN 1292Southwest Airlines | 6:45am | 8:15am | 8 | n/a |
| AS 636Alaska Airlines | 6:52am | 8:35am | 13 | 83% |
| AS 1680Alaska Airlines | 7:23am | 9:05am | 18 | 77% |
| WN 2034Southwest Airlines | 7:35am | 9:05am | 12 | 67% |
| AS 2221Alaska Airlines · operated by Horizon Air | 8:12am | 9:50am | 13 | 67% |
| WN 528Southwest Airlines | 8:30am | 10:05am | 4 | n/a |
| AS 3015Alaska Airlines · operated by SkyWest Airlines | 8:36am | 10:20am | 18 | 67% |
| WN 1797Southwest Airlines | 9:30am | 11:05am | 16 | 44% |
| WN 1991Southwest Airlines | 9:30am | 11:05am | 12 | 83% |
| AS 2101Alaska Airlines · operated by Horizon Air | 10:13am | 11:50am | 15 | 54% |
| WN 2036Southwest Airlines | 10:40am | 12:15pm | 12 | 42% |
| AS 3209Alaska Airlines · operated by SkyWest Airlines | 10:47am | 12:35pm | 13 | 23% |
| WN 660Southwest Airlines | 11:00am | 12:30pm | 4 | n/a |
| WN 2854Southwest Airlines | 12:00pm | 1:30pm | 24 | 13% |
| WN 3734Southwest Airlines | 1:00pm | 2:30pm | 24 | 46% |
| AS 3439Alaska Airlines · operated by SkyWest Airlines | 1:30pm | 3:14pm | 29 | 75% |
| WN 3735Southwest Airlines | 2:00pm | 3:30pm | 16 | 63% |
| WN 1468Southwest Airlines | 2:20pm | 3:50pm | 12 | 64% |
| WN 3737Southwest Airlines | 3:15pm | 4:45pm | 20 | 35% |
| WN 4011Southwest Airlines | 3:30pm | 5:00pm | 8 | n/a |
| WN 650Southwest Airlines | 3:45pm | 5:15pm | 4 | n/a |
| WN 4437Southwest Airlines | 4:30pm | 6:00pm | 12 | 17% |
| AS 2406Alaska Airlines · operated by Horizon Air | 4:43pm | 6:20pm | 18 | 62% |
| AS 2218Alaska Airlines · operated by Horizon Air | 5:00pm | 6:37pm | 13 | 54% |
| WN 1669Southwest Airlines | 5:00pm | 6:30pm | 8 | n/a |
| AS 3036Alaska Airlines · operated by SkyWest Airlines | 5:37pm | 7:21pm | 18 | 54% |
| WN 138Southwest Airlines | 5:40pm | 7:10pm | 8 | n/a |
| WN 230Southwest Airlines | 5:40pm | 7:10pm | 4 | n/a |
| WN 505Southwest Airlines | 6:30pm | 8:05pm | 16 | 56% |
| WN 1724Southwest Airlines | 7:05pm | 8:40pm | 4 | n/a |
| WN 2872Southwest Airlines | 7:30pm | 9:00pm | 14 | 29% |
| WN 4705Southwest Airlines | 8:00pm | 9:30pm | 8 | n/a |
| AS 3410Alaska Airlines · operated by SkyWest Airlines | 8:01pm | 9:47pm | 8 | 65% |
| WN 186Southwest Airlines | 8:05pm | 9:35pm | 4 | n/a |
| WN 1035Southwest Airlines | 8:10pm | 9:40pm | 12 | 0% |
| WN 4567Southwest Airlines | 9:00pm | 10:30pm | 4 | n/a |
Is SMF to SAN on time?
From September 2025 to August 2026, 69% of 5,646 flights arrived within 15 minutes of schedule and 1.3% were cancelled. Flights leaving around 6am were the most punctual (92%), those around 4pm the least (55%). Most delay time was caused by late-arriving aircraft (41%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 3,794 | 67% | 17 min | 0.6% |
| Alaska Airlines | 1,852 | 74% | 14 min | 2.6% |
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 | 371 | 92% | |
| 7am to 8am | 540 | 83% | |
| 8am to 9am | 214 | 81% | |
| 9am to 10am | 330 | 81% | |
| 10am to 11am | 551 | 75% | |
| 11am to 12pm | 295 | 63% | |
| 12pm to 1pm | 396 | 69% | |
| 1pm to 2pm | 257 | 70% | |
| 2pm to 3pm | 394 | 66% | |
| 3pm to 4pm | 419 | 66% | |
| 4pm to 5pm | 327 | 55% | |
| 5pm to 6pm | 424 | 63% | |
| 6pm to 7pm | 271 | 55% | |
| 7pm to 8pm | 485 | 59% | |
| 8pm to 9pm | 246 | 59% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 443 | 49,385 | |
| September 2025 | 411 | 44,920 | |
| October 2025 | 435 | 49,881 | |
| November 2025 | 464 | 46,669 | |
| December 2025 | 462 | 48,337 | |
| January 2026 | 404 | 39,815 | |
| February 2026 | 411 | 41,212 | |
| March 2026 | 495 | 52,205 | |
| April 2026 | 478 | 48,824 | |
| May 2026 | 499 | 50,130 | |
| June 2026 | 496 | 54,000 | |
| July 2026 | 514 | 55,892 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.