Are there nonstop flights from Minneapolis (MSP) to Watertown (ATY)?

Yes. Delta Connection fly this route. Flight time is about 52m.

Minneapolis → Watertown

Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field (MSP) to Watertown Regional Airport (ATY)・310 km

Nonstop flights available (1 airline). Flight time about 52m. Nonstop return flights also operate.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.