Best Time to Fly JNU to SIT: On-Time Stats by Hour & Airline
Juneau International → Sitka Rocky Gutierrez
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 84.4% of Juneau (JNU) to Sitka (SIT) flights arrived on time (725 scheduled flights). That is 6.8 points above the national average of 77.6%.
Alaska Airlines was the only reporting airline with regular flights on this route.
October has been the best month (94% on time) and Monday the weakest day of the week (82%).
2.1% of flights were cancelled, versus 1.8% nationally.
JNU to SIT on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Alaska Airlines | 84.4% | 64 min | 2.1% | 725 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly JNU to SIT
On-time arrival % by scheduled departure hour (local time), 1,452 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 9am–10am | 85.7% | 1.5% | 728 |
| 9pm–10pm | 90.9% | 1.1% | 89 |
| 10pm–11pm | 84.2% | 2.2% | 635 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on JNU to SIT
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 26 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 75.0% | -10.5 pts | 1.9% | 54 |
| Summer peak (Jun 15 - Aug 15) | 89.3% | +3.8 pts | 0.8% | 248 |
| All other days | 85.5% | — | 2.0% | 1,124 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).