Watertown Regional Airport (ATY) delays & on-time performance
Watertown, South Dakota · 2 nonstop destinations · 1 airlines · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ATY right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
On-time arrivals
84%
arrived < 15 min late
Cancelled
1.0%
7 flights
Avg arrival delay
25 min
144 min when late
Departed on time
86%
avg taxi-out 20 min
Figures cover 727 departures from ATY; on-time is measured at arrival. Arrivals into ATY were on time 87% of the time.
Key facts
- Flights departing Watertown Regional Airport (ATY) arrived on time 84% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1% were cancelled, and 7% arrived an hour or more late.
- Departures scheduled around 6am did best (96% on time); around 6pm did worst (75%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (60%).
Most delayed routes from ATY
Lowest on-time arrival rates among regularly flown routes.
- DEN · Denver75%363 flts
- MSP · Minneapolis92%364 flts
Most reliable routes from ATY
Highest on-time arrival rates among regularly flown routes.
- MSP · Minneapolis92%364 flts
- DEN · Denver75%363 flts
Best airline at ATY
Departures from this airport, ranked by on-time arrival.
| Airline | On time | Cancelled | Avg delay | Routes | Flights |
|---|---|---|---|---|---|
| SkyWest Airlines | 84% | 1.0% | 25 min | 2 | 727 |
Best time to fly out of ATY
On-time arrival rate by scheduled departure hour (local time).
- 5am90%217 flts
- 6am96%145 flts
- 6pm75%360 flts
Monthly trend
Why departures were late
- Airline (crew, maintenance, cleaning, fueling)60%
- Air traffic control & airport congestion15%
- Extreme weather14%
- Late-arriving aircraft11%
- Security0%
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.