Redmond (RDM) to San Diego (SAN) flights
Horizon Air flies nonstop from Roberts Field to San Diego International Airport, with about 14 flights a week in July 2026. The 823-mile flight takes about 2h 20m gate to gate.
- Distance
- 823 mi · 1,324 km
- Flight time
- 2h 20m
- Airlines
- 1
- Seats filled
- 80%
Airlines flying RDM to SAN
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Horizon Air | 14 | Embraer E175 | 25,429 | 2h 19m |
| SkyWest AirlinesSeasonal or ended | n/a | Embraer E175 | 7,348 | 2h 23m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
RDM to SAN flight schedule
3 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 7:07am and the last at 1:05pm. 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 2128Alaska Airlines · operated by Horizon Air | 7:07am | 9:32am | 13 | 85% |
| AS 2224Alaska Airlines · operated by Horizon Air | 7:28am | 9:50am | 18 | 81% |
| AS 2415Alaska Airlines · operated by Horizon Air | 1:05pm | 3:25pm | 31 | 69% |
Is RDM to SAN on time?
From September 2025 to August 2026, 81% of 572 flights arrived within 15 minutes of schedule and 1.7% were cancelled. Flights leaving around 11am were the most punctual (94%), those around 1pm the least (63%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (43%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Alaska Airlines | 572 | 81% | 11 min | 1.7% |
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 | 53 | 82% | |
| 7am to 8am | 244 | 89% | |
| 9am to 10am | 27 | 85% | |
| 11am to 12pm | 33 | 94% | |
| 12pm to 1pm | 78 | 78% | |
| 1pm to 2pm | 132 | 63% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 42 | 2,627 | |
| September 2025 | 59 | 2,959 | |
| October 2025 | 51 | 3,120 | |
| November 2025 | 39 | 2,410 | |
| December 2025 | 60 | 3,426 | |
| January 2026 | 36 | 2,213 | |
| February 2026 | 25 | 1,721 | |
| March 2026 | 30 | 2,025 | |
| April 2026 | 30 | 1,976 | |
| May 2026 | 50 | 2,707 | |
| June 2026 | 59 | 3,631 | |
| July 2026 | 61 | 3,962 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.