It is 270.81 miles accordiing too MapQuest.
Dalhart, TX is almost perfectly centered between the two while driving. It takes 5 hours and 16 min (306.01 miles) to get from Ruidoso, NM to Dalhart, TX and then 5 hours 26 min. (324.49 miles) from Dalhart, TX to Wichita, KS
about 900 miles
It is 490.64 miles according to MapQuest.
The driving distance from Beaumont, TX to Albuquerque, NM is 935 miles.
401 miles
328 miles.
400 miles
275 miles
485 miles
Google Maps estimates the driving time as 4 hours and 11 minutes.
* 840 miles * 11 hours and 50 minutes by car
884 miles