Sitka (SIT) to Seattle (SEA) flights
Alaska Airlines flies nonstop from Sitka Rocky Gutierrez Airport to Seattle-Tacoma International Airport, with about 14 flights a week in July 2026. The 861-mile flight takes about 2h 22m gate to gate.
- Distance
- 861 mi · 1,386 km
- Flight time
- 2h 22m
- Airlines
- 1
- Seats filled
- 71%
Airlines flying SIT to SEA
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Alaska Airlines | 14 | Boeing 737 MAX 9, Boeing 737-800, Boeing 737-900ER | 29,905 | 2h 22m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SIT to SEA flight schedule
2 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 7:00am and the last at 2:08pm. 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 651Alaska Airlines | 7:00am | 10:24am | 18 | 81% |
| AS 652Alaska Airlines | 2:08pm | 5:29pm | 31 | 74% |
Is SIT to SEA on time?
From September 2025 to August 2026, 79% of 243 flights arrived within 15 minutes of schedule and 1.2% were cancelled. Flights leaving around 7am were the most punctual (85%), those around 2pm the least (75%). Most delay time was caused by late-arriving aircraft (46%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Alaska Airlines | 243 | 79% | 13 min | 1.2% |
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 | 98 | 85% | |
| 1pm to 2pm | 72 | 76% | |
| 2pm to 3pm | 72 | 75% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 50 | 8,026 | |
| September 2025 | 31 | 3,873 | |
| October 2025 | 3 | 273 | |
| November 2025 | 1 | 55 | |
| December 2025 | 1 | 121 | |
| January 2026 | 5 | 393 | |
| May 2026 | 36 | 2,547 | |
| June 2026 | 58 | 6,554 | |
| July 2026 | 62 | 8,063 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.