Route
SEA → JNU
Seattle–Tacoma International Airport Juneau International Airport
How punctual is this route?
- On-time arrivals
- 79.2%
- Less than 15 minutes late
- Cancelled
- 1.3%
- Of scheduled flights
- Average delay when late
- 56 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,588
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 52%
- Late-arriving aircraft 30%
- Air traffic control & airport 11%
- Extreme weather 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 87.0% | 180 |
| October 2025 | 81.7% | 123 |
| November 2025 | 82.8% | 87 |
| December 2025 | 65.1% | 90 |
| January 2026 | 76.2% | 91 |
| February 2026 | 79.3% | 84 |
| March 2026 | 76.9% | 93 |
| April 2026 | 92.0% | 90 |
| May 2026 | 80.9% | 131 |
| June 2026 | 76.3% | 199 |
| July 2026 | 79.6% | 216 |
| August 2026 | 73.6% | 204 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Alaska Airlines | 1,447 | 78.7% | 1.2% | 56 min |
| Delta Air Lines | 141 | 84.9% | 1.4% | 52 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
AS61
13% late · 362 flights
-
AS71
31% late · 265 flights
-
AS185
15% late · 193 flights
-
DL2169
15% late · 141 flights
-
AS95
17% late · 116 flights
-
AS208
28% late · 87 flights
-
AS209
28% late · 83 flights
-
AS435
20% late · 83 flights
-
AS1559
34% late · 70 flights
-
AS231
24% late · 55 flights
-
AS205
10% late · 33 flights
-
AS341
29% late · 28 flights
-
AS363
25% late · 28 flights
-
AS316
19% late · 27 flights
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