Five days designed specifically for people who have never been to Bangkok before — priorities, pace, and what to skip.
Airport transfer; check in; don't plan anything major; find a nearby street food stall for dinner; explore within walking distance; sleep early.
Grand Palace and Wat Phra Kaew (morning, 8:30 AM); Wat Pho; river ferry to Wat Arun; lunch at a riverside restaurant; Chinatown for dinner.
Chatuchak Weekend Market (if Saturday/Sunday) or Or Tor Kor + Ari neighbourhood; Jim Thompson House; Thonglor evening for dinner.
Morning cooking class with market tour; afternoon Thai massage at Wat Pho school; sunset at a rooftop bar; night market for final shopping.
Ayutthaya day trip (leave 7 AM, return 6 PM) or slow morning at Lumphini Park; last street food lunch; afternoon Chatuchak if not visited; depart or continue.