How many miles from Galveston TX to McAllen TX?

Answer 1

405 miles taking this route:

1. Take I-45 NORTH from Galveston to U.S. 59 SOUTH to VICTORIA via the SAM HOUSTON TOLLWAY - WEST [EXIT 32 off I-45 (Gulf Fwy)] around HOUSTON.
2. Take U.S. 59 SOUTH to U.S. 77 SOUTH to REFUGIO and CORPUS CHRISTI in VICTORIA.
3. Take U.S. 77 SOUTH to U.S. 83 WEST to McALLEN in Harlingen, RIO GRANDE VALLEY.
4. Take U.S. 83 WEST to McAllen.