Thai Restaurants in Brighton: Spice along the Sea. For its rather small size, Brighton is loaded with excellent Thai restaurants that are both budget friendly and high quality. On St. James Street alone are a number of Thai eateries that are renowned for their great cuisine and pleasant ambience. Just minutes from the seashore, these Thai restaurants in Brighton are the perfect places to visit after a lovely walk around town. Brighton vegetarians can’t get enough of the city’s Thai eateries where they can find several veg-friendly menu items usually listed on a separate part of the menu. From King’s Road to Old Shoreham, the city is full of wonderful options for a great evening of fantastic Thai eats, even on a tight budget.