Hailey (SUN) to Seattle (SEA) flights
Horizon Air flies nonstop from Friedman Memorial Airport to Seattle-Tacoma International Airport, with about 11 flights a week in July 2026. The 475-mile flight takes about 1h 48m gate to gate.
- Distance
- 475 mi · 764 km
- Flight time
- 1h 48m
- Airlines
- 1
- Seats filled
- 64%
Airlines flying SUN to SEA
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Horizon Air | 11 | Embraer E175 | 20,030 | 1h 47m |
| SkyWest AirlinesSeasonal or ended | n/a | Embraer E175 | 1,468 | 1h 56m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SUN to SEA flight schedule
3 flight numbers flew this route in August 2026. The first usually leaves at 10:20am and the last at 7:43pm. 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 2325Alaska Airlines · operated by Horizon Air | 10:20am | 11:14am | 18 | 69% |
| AS 2345Alaska Airlines · operated by Horizon Air | 10:21am | 11:19am | 13 | 87% |
| AS 2327Alaska Airlines · operated by Horizon Air | 7:43pm | 8:35pm | 13 | 31% |
Is SUN to SEA on time?
From September 2025 to August 2026, 81% of 468 flights arrived within 15 minutes of schedule and 1.9% were cancelled. Flights leaving around 8pm were the most punctual (96%), those around 7pm the least (68%). Most delay time was caused by late-arriving aircraft (36%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Alaska Airlines | 430 | 80% | 11 min | 1.9% |
| Delta Air Lines | 38 | 89% | 11 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 |
|---|---|---|---|
| 10am to 11am | 195 | 79% | |
| 11am to 12pm | 76 | 87% | |
| 12pm to 1pm | 35 | 94% | |
| 1pm to 2pm | 28 | 89% | |
| 2pm to 3pm | 10 | 89% | |
| 7pm to 8pm | 99 | 68% | |
| 8pm to 9pm | 25 | 96% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 31 | 2,067 | |
| September 2025 | 30 | 1,557 | |
| October 2025 | 11 | 632 | |
| November 2025 | 15 | 673 | |
| December 2025 | 52 | 1,882 | |
| January 2026 | 59 | 2,918 | |
| February 2026 | 58 | 3,024 | |
| March 2026 | 71 | 3,327 | |
| April 2026 | 23 | 864 | |
| May 2026 | 17 | 644 | |
| June 2026 | 27 | 1,376 | |
| July 2026 | 50 | 2,534 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.