Where is ATY airport?

ATY is a medium-sized airport in Watertown, South Dakota, United States, at 44.9140, -97.1547, 533 m above sea level.

What time zone is ATY in?

ATY is in the America/Chicago time zone, UTC−6 / UTC−5 (winter / summer).

How many passengers use ATY?

27,696 passengers in Aug 2025 – Jul 2026, according to the US Bureau of Transportation Statistics (scheduled flights).

AirportMiles

ATY — Watertown Regional Airport

Flights on Google Skyscanner

Medium-sized airport in Watertown, United States.

IATA code: ATY
ICAO code: KATY
Size: medium; OurAirports class
Passengers: 27,696; Aug 2025 – Jul 2026
Nonstop routes: 3; With open traffic data
Time zone: UTC−6 / UTC−5; America/Chicago
Elevation: 533 m; 1,749 ft
Runways: 2; Longest 2,103 m

Local time now: —

More codes: airport codes starting with A

About ATY

Watertown Regional Airport is a medium-sized airport serving Watertown, United States. 27,696 passengers used it in Aug 2025 – Jul 2026. Open traffic data shows 3 nonstop routes from ATY.

US BTS T-100. Sources

Busiest nonstop routes from ATY

Route	To	Distance	Passengers / year
ATY → DEN	Denver, United States	835 km	17,154
ATY → MSP	Saint Paul, United States	311 km	10,539
ATY → FSD	Sioux Falls, United States	151 km	3

Passengers on the route, both directions, over the period of each source: US DOT / BTS T-100 (Aug 2025 – Jul 2026) for routes touching the US, Eurostat (2024) for routes reported by European airports. Routes outside these are not counted.

Airlines at ATY

OO SkyWest Airlines · 1,455 flights

Departures and arrivals on scheduled passenger flights, Aug 2025 – Jul 2026. U.S. DOT, Bureau of Transportation Statistics, T-100 Segment. Sources

Punctuality

Departures on time: 86.1%; Within 15 minutes of schedule
Cancelled: 1%
Departures counted: 727; US domestic flights

US domestic flights of the larger US airlines, Aug 2025 – Jul 2026. BTS Reporting Carrier On-Time Performance. Sources

Nearest airports

Code	Airport	Serves	Distance
ABR	Aberdeen Regional Airport	Aberdeen, United States	116 km
FSD	Sioux Falls Regional Airport	Sioux Falls, United States	151 km
FAR	Hector International Airport	Fargo, United States	225 km
STC	Saint Cloud Regional Airport	St. Cloud, United States	252 km
JMS	Jamestown Regional Airport	Jamestown, United States	253 km

Distance from ATY to the major hubs

Route	To	Distance	Passengers / year
ATY → LHR	London, United Kingdom	6,685 km	—
ATY → DXB	Dubai, United Arab Emirates	11,752 km	—
ATY → CDG	Paris, France	7,021 km	—
ATY → FRA	Frankfurt, Germany	7,282 km	—
ATY → IST	Istanbul, Turkey	9,047 km	—
ATY → AMS	Amsterdam, Netherlands	6,916 km	—
ATY → JFK	New York, United States	1,963 km	—
ATY → ATL	Atlanta, United States	1,661 km	—
ATY → LAX	Los Angeles, United States	2,188 km	—
ATY → SIN	Singapore, Singapore	14,472 km	—
ATY → HND	Tokyo, Japan	9,416 km	—
ATY → DOH	Doha, Qatar	11,613 km	—

Runways

Runway	Length	Width	Surface	Lights
12/30	2,103 m	30 m	Asphalt	Yes
17/35	2,101 m	30 m	Asphalt	Yes

OurAirports (public domain). Sources

Location

Watertown, South Dakota, United States · 44.9140, -97.1547

Map (OpenStreetMap) Wikipedia

Questions

Watertown Regional Airport has the IATA code ATY and the ICAO code KATY. Airlines and tickets use the three-letter IATA code; pilots and air traffic control use the four-letter ICAO code.

For travel agents: have an Amadeus booking? Read it in plain English with the free PNR converter.