Sitka (SIT) to Juneau (JNU): On-Time Performance
Data through July 2026
Sitka (SIT) to Juneau (JNU) effectively runs on two schedules. In July 2026, 98% of arrivals were on time; in December 2025 that fell to 66% — a 33-point seasonal swing. Across the full period the route averages 85% on-time against a national 78%. Morning departures also hold up better than evening ones (91% vs 79%), which matters most in the rough months.
- On-time
- 85%
- arrived <15 min late
- Avg delay
- 10 min
- completed flights
- Cancelled
- 2.3%
- Flights/day
- 2.0
- last 12 months
- Duration
- 42m
- scheduled
- Distance
- 95 mi
Monthly on-time trend
Best time to fly from SIT to JNU
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 83% | 12 min |
| Tuesday | 82% | 14 min |
| Wednesday | 84% | 9 min |
| Thursdaybest | 88% | 9 min |
| Friday | 85% | 8 min |
| Saturday | 86% | 9 min |
| Sunday | 85% | 9 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft51%
- Airline operations22%
- National airspace system11%
- Weather16%
Frequently asked questions
- How often are flights from SIT to JNU delayed?
- 15% of SIT–JNU flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 10 minutes.
- How long is the flight from SIT to JNU?
- The scheduled SIT–JNU flight time averages 42m over 95 miles. Actual arrival times vary — flights on this route land 15+ minutes late 15% of the time.
- How often are SIT to JNU flights cancelled?
- 2.3% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from SIT to JNU?
- December 2025 was the roughest month in this dataset, with only 66% of arrivals on time. The best was July 2026 at 98%. If your dates are flexible, that 33-point gap is worth planning around.
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Based on 1,514 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.