Cheap Bus tickets to Huntsville, AL, US

What are the most popular routes to Huntsville?

Atlanta - HuntsvilleAverage priceSGD 67Average duration7h 30mDaily departures3
Houston - HuntsvilleAverage priceSGD 170Average duration1d 4hDaily departures9
Birmingham - HuntsvilleAverage priceSGD 36Average duration1h 40mDaily departures3
Washington - HuntsvilleAverage priceSGD 132Average duration21h 40mDaily departures5
Chicago - HuntsvilleAverage priceSGD 131Average duration1d 2hDaily departures5