Comfortable trains run from Bangkok and Chiang Mai to Phitsanulok, where buses connect to New Sukhothai (1 hr journey; departures every half hour). Long-distance buses also connect New Sukhothai with all major cities. The bus station is located about 3km west of the city center.
It is also possible to fly to Sukhothai from Bangkok or Chiang Mai on Bangkok Airways. The Sukhothai airport is about 25km north of town; shuttle buses transfer passengers to hotels and guest houses for B120 per person.
The Old Sukhothai Historical Park is about 12km from New Sukhothai. Bicycles are available for rent in both places and there are frequent songthaews connecting the cities.