Historical on-time performance
Sitka to Juneau
95 miData through May 2026Source: US DOT · BTS
Flights on SIT–JNU arrive on time 79% of the time over the last 12 months.
On-time rate79%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled3.3%of scheduled flights
based on 725 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Alaska AirlinesOn-time79%Medianon timep9030 minCancel3.3%Flights725
Why flights run late
Delay causes
- Airline15%
- Weather11%
- Air traffic (NAS)11%
- Late aircraft63%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline38%
- Weather54%
- Air traffic (NAS)8%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 24 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SIT → JNU
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 89% on time.
- Mornings89% on time · p90 5 min · 1,087 flights
- Evenings77% on time · p90 40 min · 1,092 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 80% to 85% on time.
- Thursdays85% on time · p90 15 min · 309 flights
- Wednesdays84% on time · p90 25 min · 308 flights
- Fridays84% on time · p90 15 min · 314 flights
- Saturdays84% on time · p90 20 min · 314 flights
- Sundays84% on time · p90 20 min · 314 flights
- Mondays81% on time · p90 35 min · 310 flights
- Tuesdays80% on time · p90 25 min · 312 flights
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