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.
