The question of how to get to Dallas can be solved in any way convenient for a tourist. Not far from the airport is the Belt Line Station, from where trains depart Monday through Saturday to the main stations of the city.
It takes 20 minutes and $2.5 USD to get to downtown. You can get from the terminal to the station or any off-airport parking lot by DART bus or shuttle. For Trinity Railway Express trains, travel from the terminal to the station will be free with a valid airline ticket. For DART trains, a ticket will cost $2.50 USD.
On the upper floors of the terminals are the bus stations of Go Yellow Checker. Its shuttles run to the city's major hotels. The cost of a ride starts at 15 USD. There you can also find offers from other carriers, including cabs. A cab ride to the city center will cost a flat rate of 40 USD.
