Garland to Dallas is a core northeast-corridor commute: about 13 to 15 miles, typically 25 to 40 minutes depending on traffic, via I-30 and the SH-78 feeders into the city's east side. Workers ride it daily, shoppers and diners head into Dallas evenings and weekends, and travelers use it as the on-ramp to both airports. This guide covers the distance, the timing traps, and how the ride works for each kind of traveler.