The distance from Amarillo to Dallas is 375 miles. It would take about 5.5 hours driving at a speed of 70 mph.
6
13.85 hours
From Dallas, TX, to Amarillo, TX, would take approximately 5 days walking. I suggest driving as this would only take 6 hours and 21 minutes.
The driving distance between Amarillo, TX and Dallas, TX is approximately 375 miles. The driving time would be approximately 6 hours 30 minutes if you were to travel non-stop in good driving conditions. (The driving time does not take into consideration conditions which may extend trip time such as weather, road work, border crossings and rush hour traffic in urban areas.)
The distance between Dallas and Amarillo Texas:using US-287: 362mi driving 5hr 33minusing I-20 and I-27: 468mi driving 6hr 40minusing I-35 & I-40: 464mi driving 6hrs 47minPlease keep in mind local traffic/weather/holiday conditionsGoogle Maps estimates the driving time as 6 hours and 24 minutes and gives the road mileage as 367 miles.
8.24
33 hours
It is 364 miles according to Google Maps.
About 4.5 hours using I-40.
7 hours 8 minutes.
9 hours, 26 minutes, 34.29 seconds
MapQuest estimates the driving time as 8 hours and 26 minutes.