Juneau International (JNU) Delays and On-Time Departures
Juneau, AK · ranked 51st of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, Juneau (JNU) had 4,716 scheduled departures and 84.7% of them left on time (US average 77.4%).
That ranks 51st of 333 US airports tracked on this site, with 2.1% of departures cancelled.
Delta Air Lines was the most punctual airline here, with 93.6% of departures on time.
April has been the best month (91% on time) and Monday the weakest day of the week (85%).
Best time of day to fly out of Juneau (JNU)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 1am–2am | 80.0% | 4.4% | 68 |
| 2am–3am | Limited data | 30 | |
| 5am–6am | 95.1% | 2.1% | 377 |
| 6am–7am | 73.8% | 4.7% | 43 |
| 7am–8am | 91.1% | 1.8% | 2,226 |
| 8am–9am | 84.7% | 2.6% | 195 |
| 9am–10am | 86.6% | 1.5% | 1,322 |
| 10am–11am | 84.2% | 1.6% | 129 |
| 11am–12pm | 80.8% | 0.0% | 47 |
| 12pm–1pm | 74.7% | 2.0% | 250 |
| 1pm–2pm | 82.2% | 1.2% | 1,538 |
| 2pm–3pm | 75.7% | 1.0% | 485 |
| 3pm–4pm | Limited data | 1 | |
| 4pm–5pm | 88.0% | 4.3% | 232 |
| 5pm–6pm | 90.1% | 1.4% | 144 |
| 6pm–7pm | 86.9% | 1.5% | 736 |
| 7pm–8pm | 92.7% | 0.0% | 68 |
| 8pm–9pm | 84.4% | 3.1% | 752 |
| 9pm–10pm | 93.5% | 1.4% | 141 |
| 10pm–11pm | 85.6% | 2.2% | 635 |
Airlines at JNU ranked by on-time departures
Last 12 months. Airlines with fewer than 30 departures are marked “limited data”.
| Airline | On-time departures | On-time arrivals | Cancelled | Departures |
|---|---|---|---|---|
| Delta Air Lines | 93.6% | 92.1% | 0.7% | 141 |
| Alaska Airlines | 84.5% | 82.5% | 2.1% | 4,575 |
80%+ good 70–79.9% fair <70% poor
Best day to fly out of JNU
On-time departures by day, 24 months.
Best month to fly out of JNU
On-time departures by month, 24 months.
Holiday travel at Juneau (JNU)
On-time departures during holiday periods compared with all other days, last 24 months.
| Period | On-time departures | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 78.2% | -8.9 pts | 4.3% | 138 |
| Christmas & New Year (Dec 20 - Jan 3) | 78.6% | -8.5 pts | 4.0% | 296 |
| Summer peak (Jun 15 - Aug 15) | 84.9% | -2.2 pts | 1.5% | 2,105 |
| All other days | 87.1% | — | 1.8% | 6,880 |
Monthly on-time departure trend at JNU
On-time departure % each month, with the 12-month US average for reference.
Routes from Juneau (JNU)
Every route from JNU with its own page, by number of flights (last 12 months, on-time arrivals).
| To | On time | Cancelled | Flights |
|---|---|---|---|
| JNU → Seattle (SEA) | 80.7% | 1.8% | 1,590 |
| JNU → Anchorage (ANC) | 83.8% | 2.9% | 1,230 |
| JNU → Sitka (SIT) | 84.4% | 2.1% | 725 |
| JNU → Petersburg (PSG) | 80.5% | 1.4% | 362 |
| JNU → Ketchikan (KTN) | 84.8% | 1.7% | 361 |
| JNU → Yakutat (YAK) | 84.9% | 1.1% | 361 |