Juneau (JNU) to Seattle (SEA) flights
Alaska Airlines, Delta Air Lines fly nonstop from Juneau International Airport to Seattle-Tacoma International Airport, with about 49 flights a week in July 2026. The 909-mile flight takes about 2h 27m gate to gate.
- Distance
- 909 mi · 1,463 km
- Flight time
- 2h 27m
- Airlines
- 2
- Seats filled
- 73%
Airlines flying JNU to SEA
| 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 | 163,982 | 2h 26m |
| Delta Air Lines | 7 | Boeing 737-800 | 14,986 | 2h 32m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
JNU to SEA flight schedule
9 flight numbers flew this route in August 2026, 4 of them almost daily. The first usually leaves at 5:03am and the last at 8:48pm. 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 1554Alaska Airlines | 5:03am | 8:26am | 18 | 94% |
| AS 333Alaska Airlines | 5:03am | 8:25am | 13 | 85% |
| AS 1533Alaska Airlines | 7:00am | 10:29am | 18 | 80% |
| AS 332Alaska Airlines | 7:03am | 10:38am | 13 | 85% |
| DL 1605Delta Air Lines | 7:35am | 11:13am | 31 | 98% |
| AS 446Alaska Airlines | 12:30pm | 3:56pm | 31 | 65% |
| AS 456Alaska Airlines | 1:54pm | 5:20pm | 31 | 72% |
| AS 66Alaska Airlines | 6:31pm | 9:57pm | 31 | 84% |
| AS 445Alaska Airlines | 8:48pm | 12:14am | 18 | 96% |
Is JNU to SEA on time?
From September 2025 to August 2026, 81% of 1,589 flights arrived within 15 minutes of schedule and 1.8% were cancelled. Flights leaving around 5am were the most punctual (89%), those around 12pm the least (70%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (42%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Alaska Airlines | 1,448 | 80% | 13 min | 1.9% |
| Delta Air Lines | 141 | 92% | 10 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 |
|---|---|---|---|
| 5am to 6am | 143 | 89% | |
| 6am to 7am | 43 | 66% | |
| 7am to 8am | 460 | 82% | |
| 12pm to 1pm | 144 | 70% | |
| 1pm to 2pm | 98 | 71% | |
| 2pm to 3pm | 236 | 81% | |
| 6pm to 7pm | 341 | 84% | |
| 8pm to 9pm | 69 | 96% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 203 | 29,477 | |
| September 2025 | 176 | 20,074 | |
| October 2025 | 123 | 12,123 | |
| November 2025 | 87 | 9,030 | |
| December 2025 | 86 | 9,410 | |
| January 2026 | 89 | 7,714 | |
| February 2026 | 84 | 7,405 | |
| March 2026 | 92 | 9,645 | |
| April 2026 | 90 | 9,119 | |
| May 2026 | 132 | 15,124 | |
| June 2026 | 196 | 21,910 | |
| July 2026 | 216 | 27,937 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.