Juneau (JNU) to Sitka (SIT): On-Time Performance
Data through July 2026
The calendar drives reliability on JNU–SIT. April 2026 flights landed on schedule 98% of the time, but January 2026 dropped to 60% — a gap of 39 points. Across the full period the route averages 85% on-time against a national 78%.
- On-time
- 85%
- arrived <15 min late
- Avg delay
- 9 min
- completed flights
- Cancelled
- 1.7%
- Flights/day
- 2.0
- last 12 months
- Duration
- 44m
- scheduled
- Distance
- 95 mi
Monthly on-time trend
Best time to fly from JNU to SIT
Departure time makes little difference on this route — on-time rates stay within a few points across the day.
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 81% | 12 min |
| Tuesday | 84% | 9 min |
| Wednesday | 84% | 11 min |
| Thursday | 83% | 7 min |
| Fridaybest | 89% | 7 min |
| Saturday | 87% | 8 min |
| Sunday | 84% | 10 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft58%
- Airline operations18%
- National airspace system13%
- Weather11%
Frequently asked questions
- How often are flights from JNU to SIT delayed?
- 15% of JNU–SIT 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 9 minutes.
- What is the best time of day to fly from JNU to SIT?
- Departures around 9 p.m. have the best record (87% on-time), while departures around 10 p.m. have the worst (84%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from JNU to SIT?
- The scheduled JNU–SIT flight time averages 44m over 95 miles. Actual arrival times vary — flights on this route land 15+ minutes late 15% of the time.
- How often are JNU to SIT flights cancelled?
- 1.7% 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 JNU to SIT?
- January 2026 was the roughest month in this dataset, with only 60% of arrivals on time. The best was April 2026 at 98%. If your dates are flexible, that 39-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.