Seattle (SEA) to Juneau (JNU) flights
Alaska Airlines, Delta Air Lines fly nonstop from Seattle-Tacoma International Airport to Juneau International Airport, with about 49 flights a week in July 2026. The 909-mile flight takes about 2h 31m gate to gate.
- Distance
- 909 mi · 1,463 km
- Flight time
- 2h 31m
- Airlines
- 2
- Seats filled
- 72%
Airlines flying SEA to JNU
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Alaska Airlines | 42 | Boeing 737-700 / MAX 7, Boeing 737-900ER, Boeing 737 MAX 9 | 162,096 | 2h 31m |
| Delta Air Lines | 7 | Boeing 737-800 | 15,091 | 2h 32m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SEA to JNU flight schedule
8 flight numbers flew this route in August 2026, 5 of them almost daily. The first usually leaves at 7:08am and the last at 9:23pm. 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 61Alaska Airlines | 7:08am | 8:44am | 31 | 87% |
| AS 208Alaska Airlines | 9:56am | 11:32am | 31 | 72% |
| AS 209Alaska Airlines | 11:24am | 12:56pm | 31 | 72% |
| AS 435Alaska Airlines | 1:43pm | 3:17pm | 31 | 80% |
| DL 2169Delta Air Lines | 4:40pm | 6:16pm | 31 | 85% |
| AS 1559Alaska Airlines | 7:50pm | 9:22pm | 18 | 66% |
| AS 384Alaska Airlines | 8:15pm | 9:50pm | 13 | 62% |
| AS 71Alaska Airlines | 9:23pm | 10:55pm | 18 | 69% |
Is SEA to JNU on time?
From September 2025 to August 2026, 79% of 1,588 flights arrived within 15 minutes of schedule and 1.3% were cancelled. Flights leaving around 7am were the most punctual (87%), those around 7pm the least (62%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (52%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Alaska Airlines | 1,447 | 79% | 12 min | 1.2% |
| Delta Air Lines | 141 | 85% | 8 min | 1.4% |
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 |
|---|---|---|---|
| 7am to 8am | 362 | 87% | |
| 9am to 10am | 116 | 76% | |
| 11am to 12pm | 334 | 75% | |
| 1pm to 2pm | 121 | 82% | |
| 4pm to 5pm | 121 | 85% | |
| 7pm to 8pm | 126 | 62% | |
| 8pm to 9pm | 107 | 83% | |
| 9pm to 10pm | 158 | 77% | |
| 11pm to 12am | 64 | 78% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 203 | 26,940 | |
| September 2025 | 177 | 14,864 | |
| October 2025 | 123 | 9,342 | |
| November 2025 | 89 | 8,499 | |
| December 2025 | 88 | 9,037 | |
| January 2026 | 90 | 8,193 | |
| February 2026 | 82 | 6,797 | |
| March 2026 | 92 | 10,081 | |
| April 2026 | 88 | 10,158 | |
| May 2026 | 131 | 17,185 | |
| June 2026 | 199 | 26,553 | |
| July 2026 | 218 | 29,538 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.