Redding (RDD) to Seattle (SEA) flights
Horizon Air flies nonstop from Redding Municipal Airport to Seattle-Tacoma International Airport, with about 7 flights a week in July 2026. The 479-mile flight takes about 1h 40m gate to gate.
- Distance
- 479 mi · 771 km
- Flight time
- 1h 40m
- Airlines
- 1
- Seats filled
- 74%
Airlines flying RDD to SEA
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Horizon Air | 7 | Embraer E175 | 12,058 | 1h 38m |
| SkyWest AirlinesSeasonal or ended | n/a | Embraer E175 | 6,478 | 1h 44m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
RDD to SEA flight schedule
2 flight numbers flew this route in August 2026. The first usually leaves at 3:20pm and the last at 3:54pm. 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 2286Alaska Airlines · operated by Horizon Air | 3:20pm | 5:00pm | 18 | 67% |
| AS 2335Alaska Airlines · operated by Horizon Air | 3:54pm | 5:40pm | 13 | 77% |
Is RDD to SEA on time?
From September 2025 to August 2026, 81% of 336 flights arrived within 15 minutes of schedule and 2.4% were cancelled. Flights leaving around 5pm were the most punctual (89%), those around 10am the least (77%). Most delay time was caused by late-arriving aircraft (68%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Alaska Airlines | 336 | 81% | 14 min | 2.4% |
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 |
|---|---|---|---|
| 10am to 11am | 37 | 77% | |
| 2pm to 3pm | 10 | 80% | |
| 3pm to 4pm | 165 | 81% | |
| 4pm to 5pm | 16 | 56% | |
| 5pm to 6pm | 88 | 89% | |
| 6pm to 7pm | 20 | 79% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 31 | 1,917 | |
| September 2025 | 22 | 1,207 | |
| October 2025 | 11 | 530 | |
| November 2025 | 29 | 1,499 | |
| December 2025 | 24 | 1,322 | |
| January 2026 | 31 | 1,451 | |
| February 2026 | 28 | 1,504 | |
| March 2026 | 30 | 1,675 | |
| April 2026 | 30 | 1,624 | |
| May 2026 | 31 | 1,894 | |
| June 2026 | 30 | 1,988 | |
| July 2026 | 31 | 1,925 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.