For Future Reference:

[dolari]

Straight Run - http://tinyurl.com/kjrgw5
Day 1&2: Seattle, WA to San Antonio, TX - 2278mi - 1d 10h

Straight Run (16 hour shifts) - http://tinyurl.com/mnl7b3 :
Day 1: Seattle, WA to Moab, UT - 1074mi - 16h 26m
Day 2: Moab, UT to San Antonio, TX - 1204mi - 17h 35m

Straight Run (650mi shifts) - http://tinyurl.com/lxyjgu
Day 1: Seattle, WA to Twin Falls, ID - 631mi - 9h 25m
Day 2: Twin Falls, ID to Shiprock, NM - 609mi - 10h 10m
Day 3: Shiprock, NM to Van Horn, TX - 618mi - 9h 1m
Day 4: Van Horn, TX to San Antonio, TX - 431mi - 5h 45m

Sightseeing Run (8 hour shifts) - http://tinyurl.com/n3ekha
Day 1: Seattle, WA to Mountain Home, ID - 550mi - 8h 19m
Day 2 Mountain Home, ID to Moab, UT - 528 mi - 8h 16m
Day 3: Moab, UT to Truth or Concequences, NM - 535 mi - 8h 37m
Day 4: Truth or Concequences, NM to San Antonio, TX - 670mi - 9h 6m

Alternate Sightseeing Run (8 hour shifts) http://tinyurl.com/kohfcv
Day 1: Seattle, WA to Mountain Home, ID - 550mi - 8h 19m
Day 2: Mountain Home, ID to Moab, UT - 528 mi - 8h 16m
Day 3: Moab, UT to Santa Fe, NM - 372mi - 7h 7m
Day 4: Santa Fe, NM to Van Horn, TX (via US 285) - 389mi - 8h 10m
Day 5: Van Horn, TX to San Antonio, TX (via US 90) - 459mi - 8h 44m

Alternate Sightseeing Run (8 hour shifts) http://tinyurl.com/ntzcdg & http://tinyurl.com/mccwyx
Day 1: Seattle, WA to Mountain Home, ID - 550mi - 8h 19m
Day 2: Mountain Home, ID to Rawlins, MT - 545 mi - 7h 32m
Day 3: Rawlins, MT to Clayton, NM - 544mi - 8h 10m
Day 4: Clayton, NM to Denton, TX - 459mi - 8h 32m
Day 5: Denton TX to Nacogdoches, TX (via LA 6 and TX 21) - 459mi - 8h 23m
Day 6: Nacogdoches, TX to San Antonio, TX - 306 mi - 7h 45m