Are there nonstop flights from Austin (AUS) to Milwaukee (MKE)?

Yes. Southwest Airlines fly this route. Flight time is about 2h 27m.

What is the fastest connection from Austin (AUS) to Milwaukee (MKE)?

via St Louis ≈ 2h 58m, via Dallas ≈ 2h 58m, via Dallas-Fort Worth ≈ 2h 59m (estimated flying time, excluding layovers).

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

Austin Bergstrom International Airport (AUS) to General Mitchell International Airport (MKE)・1,662 km

Nonstop flights available (1 airline). Flight time about 2h 27m. Nonstop return flights also operate.

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

26 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.