Are there nonstop flights from Fort Lauderdale (FLL) to Appleton (ATW)?

Yes. Allegiant Air fly this route. Flight time is about 3h 2m.

What is the fastest connection from Fort Lauderdale (FLL) to Appleton (ATW)?

via Orlando ≈ 3h 32m, via Chicago ≈ 3h 32m, via Atlanta ≈ 3h 33m (estimated flying time, excluding layovers).

from 15,000 ANA miles (economy, one way, based on the published award charts).

Fort Lauderdale Hollywood International Airport (FLL) to Appleton International Airport (ATW)・2,158 km

Nonstop flights available (1 airline). Flight time about 3h 2m. Nonstop return flights also operate.

With milesANA 15,000 miles+ (via DEN)Economy, one way, estimate. Tap a connection for miles by cabin.

11 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

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