Seattle (SEA) to San Luis Obispo (SBP) flights
Horizon Air flies nonstop from Seattle-Tacoma International Airport to San Luis County Regional Airport, with about 14 flights a week in July 2026. The 847-mile flight takes about 2h 20m gate to gate.
- Distance
- 847 mi · 1,363 km
- Flight time
- 2h 20m
- Airlines
- 1
- Seats filled
- 76%
Airlines flying SEA to SBP
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Horizon Air | 14 | Embraer E175 | 15,072 | 2h 19m |
| Alaska AirlinesSeasonal or ended | n/a | Boeing 737-800, Boeing 737-700 / MAX 7 | 21,634 | 2h 21m |
| SkyWest AirlinesSeasonal or ended | n/a | Embraer E175 | 1,728 | 2h 21m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SEA to SBP flight schedule
4 flight numbers flew this route in August 2026. The first usually leaves at 7:00am and the last at 4:26pm. 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 2024Alaska Airlines · operated by Horizon Air | 7:00am | 9:31am | 13 | 100% |
| AS 2068Alaska Airlines · operated by Horizon Air | 7:40am | 10:10am | 18 | 84% |
| AS 2100Alaska Airlines · operated by Horizon Air | 3:29pm | 5:57pm | 13 | 69% |
| AS 2064Alaska Airlines · operated by Horizon Air | 4:26pm | 6:54pm | 18 | 63% |
Is SEA to SBP on time?
From September 2025 to August 2026, 84% of 494 flights arrived within 15 minutes of schedule and 0.6% were cancelled. Flights leaving around 3pm were the most punctual (89%), those around 4pm the least (81%). Most delay time was caused by late-arriving aircraft (41%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Alaska Airlines | 494 | 84% | 8 min | 0.6% |
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 |
|---|---|---|---|
| 7am to 8am | 83 | 87% | |
| 11am to 12pm | 28 | 86% | |
| 12pm to 1pm | 20 | 60% | |
| 1pm to 2pm | 27 | 85% | |
| 3pm to 4pm | 80 | 89% | |
| 4pm to 5pm | 234 | 81% | |
| 7pm to 8pm | 21 | 95% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 31 | 3,861 | |
| September 2025 | 27 | 3,303 | |
| October 2025 | 30 | 3,238 | |
| November 2025 | 30 | 2,780 | |
| December 2025 | 30 | 3,093 | |
| January 2026 | 31 | 2,330 | |
| February 2026 | 28 | 1,974 | |
| March 2026 | 31 | 2,874 | |
| April 2026 | 39 | 3,882 | |
| May 2026 | 62 | 3,800 | |
| June 2026 | 60 | 3,491 | |
| July 2026 | 60 | 3,808 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.