Ralph Wien Memorial Airport (OTZ): Delays & On-Time Performance
Data through July 2026
Ralph Wien Memorial Airport (OTZ) runs noticeably smoother than most US airports: 88% of its ~1 daily departures leave on time, 10 points above the national average, with an average departure delay of just 9 minutes. 1 airlines fly from Kotzebue, AK to 1 destinations.
- Departures on-time
- 88%
- left <15 min late
- Avg dep delay
- 9 min
- Arrivals on-time
- 88%
- Cancelled
- 4.1%
- Destinations
- 1
- nonstop
- Airlines
- 1
Plan your departure from OTZ
The choices most likely to improve your odds, based on this airport’s historical record.
- Best day to fly
- Friday
- 93% on-time
- Cancellation risk
- 4.1%
- above the US average
Monthly on-time trend
Best time of day to depart from OTZ
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 91% | 5 min |
| Tuesday | 87% | 12 min |
| Wednesday | 88% | 10 min |
| Thursday | 81% | 10 min |
| Fridaybest | 93% | 5 min |
| Saturday | 88% | 8 min |
| Sunday | 85% | 12 min |
Busiest routes from OTZ
| Route | Flights/12mo | On-time | Avg delay |
|---|---|---|---|
| OTZ → ANC (Anchorage) | 361 | 88% | 9 min |
Where flights into OTZ come from
| Route | Flights/12mo | On-time | Avg delay |
|---|---|---|---|
| ANC (Anchorage) → OTZ | 361 | 88% | 8 min |
What causes delays at OTZ
Share of total delay minutes by cause, as reported by carriers to the US DOT, weighted across routes departing OTZ.
- Late-arriving aircraft79%
- Airline operations11%
- National airspace system8%
- Security1%
Frequently asked questions
- How often are flights delayed at OTZ?
- 12% of departures from Ralph Wien Memorial Airport left 15+ minutes late between 2024-07 and 2026-07, with an average departure delay of 9 minutes. The national on-time average over the same period was 78%.
- How often are flights cancelled at OTZ?
- 4.1% of scheduled departures from OTZ were cancelled in this period, compared with a national rate of 1.6%.
Popular route pages from this airport
Related guides
Based on 760 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.