Quick Answer
Where to Experience Loy Krathong in Thailand
Bangkok's illuminated barges, Sukhothai's birthplace son et lumière, Chiang Mai's three-night blowout.
Loy Krathong is Thailand's national festival of water, marked on the full moon of the twelfth month of the Thai lunar calendar — almost always a Wednesday or Friday evening in November on the Gregorian calendar. "Loy" means "to float" and "krathong" refers to the small lotus-shaped offering, traditionally cut from a banana-tree trunk and decorated with banana leaves, flowers, candles and incense, that the festival is named for. The act of floating a krathong is symbolic: thanks to Phra Mae Khongkha (the goddess of water) for the river, and the release of bad karma, misfortune, anger and unhappiness from the previous year.
For 2026, the full-moon Loy Krathong night falls on Wednesday 25 November. Every river, klong, hotel pond and palace moat in Thailand will have krathong floating across it that evening. The headline cities are Bangkok (the Chao Phraya River with its illuminated barge parade), Sukhothai (the original site, with the country's largest historical-park sound-and-light show), Chiang Mai (where Loy Krathong overlaps with Yi Peng for a three-night festival), and Ayutthaya (krathong-floating at the old royal palace). Styrofoam krathong are banned and biodegradable materials (banana leaves, bread, ice) are required in most provinces.
What Loy Krathong is and when it falls in 2026
Loy Krathong dates back to the Sukhothai era (13th century) and is widely attributed in popular tradition to Nang Noppamas, a court lady of King Ramkhamhaeng, though academic historians treat the Noppamas attribution as later legend. The festival marks the end of the rainy season and the start of the cool season; on the full-moon night of the twelfth lunar month, Thais float krathong on rivers, ponds, and the sea. The 2026 full moon falls on Wednesday 25 November, so Loy Krathong is observed that evening nationally. Most municipalities hold parades, beauty contests (Noppamas pageants) and fireworks on either the night of 25 November or the surrounding evenings of 24 and 26 November.
Bangkok — Chao Phraya River
Bangkok's Loy Krathong centres on the Chao Phraya River, with the biggest crowds at Asiatique The Riverfront, the Iconsiam riverside boardwalk, Wat Arun's opposite bank, and the Phra Athit pier near Khao San. The Royal Barge Procession-style illuminated parade — large floats lit with thousands of small bulbs — passes between Memorial Bridge and Krung Thon Bridge from about 20:00 to 22:30 on 25 November 2026, best viewed from Iconsiam's Riverpark, Yodpiman River Walk, or River City Bangkok's pier. Dinner cruises (Chao Phraya Princess, White Orchid, Wanfah, Chao Phraya Cruise) sell out months ahead at 1,500-3,500 baht per person — book by September. For free viewing without crowds, walk to Tha Tien pier (next to Wat Pho) around 19:00 and float your krathong with Wat Arun illuminated across the river. Climb Santichaiprakarn Park's stairs for a clear elevated view.
Sukhothai Historical Park — the original site
Sukhothai is the historical-cultural heart of Loy Krathong, marketed by the TAT as "the birthplace of the festival." The annual Loi Krathong and Candle Festival at Sukhothai Historical Park runs five nights, 21-25 November 2026, with the main son-et-lumière sound-and-light show staged at Wat Mahathat — projection-mapped Buddha images, classical Thai dance, fireworks, and the floating of thousands of krathong on the temple's surrounding pond. Tickets to the show typically run 200-500 baht per person at the gate; reserved seating at the main grandstand around 800-1,500 baht through the TAT booking channel. Sukhothai town accommodation is limited — book guesthouses and Old Sukhothai resorts (Le Charme, Tharaburi, Legendha) by August 2026. Fly into Sukhothai Airport (THS) via Bangkok Airways or take the overnight bus from Bangkok's Mo Chit (8 hours, 450-700 baht).
Chiang Mai — Yi Peng overlap and three-night festival
Chiang Mai runs the longest combined celebration in the country: Yi Peng plus Loy Krathong over three nights, 24-26 November 2026. The Loy Krathong-specific elements include the Krathong Yai parade (large illuminated krathong floats down Tha Phae Road on 25 November), the Noppamas Queen contest at Tha Phae Gate, krathong floating at Nawarat Bridge and Iron Bridge on the Ping River, and the Lanna-style krathong sai (river-line of small candles) at Wat Phan Tao. Sky lanterns dominate the international media but are heavily regulated (see Yi Peng guide). Hotel rates rise 50-90% across the festival; book inside the old city wall (Tha Phae, Ratchadamnoen Road) by August 2026. Many old-city streets close to vehicles after 18:00 on the festival nights — walk or take songthaew.
Ayutthaya — krathong on the old royal moat
Ayutthaya's Loy Krathong celebration is concentrated at the Bang Pa-In Royal Palace and the Phra Nakhon Si Ayutthaya Historical Park, where krathong float on the historical-park's central pond illuminated by floodlit ruins of Wat Phra Si Sanphet. The evening of 25 November 2026 features a Noppamas pageant, traditional Thai dance, and fireworks. Ayutthaya's old klong (canal) network running through the city island is also active for krathong floating — vendors set up along the Pa Sak River at U-Thong Road. Easy day-trip from Bangkok by train (75 baht 3rd class from Hua Lamphong, 90 minutes) or minivan from Mo Chit (60 baht, 60 minutes) — but plan to stay until 22:00 and pre-book the return; minivans stop running after 21:00. Ayutthaya hotels (Sala Ayutthaya, Iudia on the River) are 30-40% cheaper than the equivalent Bangkok night.
Materials and the environmental rules
Styrofoam krathong are banned in most Thai provinces under the 2017 amendment to the Public Cleanliness Act and provincial-governor orders; possession at riverside vending typically draws confiscation by city officials, and sales by vendors carry fines. Approved materials: banana-tree trunk slices with banana-leaf folded decoration (traditional, fully biodegradable, 60-150 baht), bread-based krathong (dissolves in water but adds nutrient load — controversial, 40-80 baht), and ice-based krathong with edible decoration (newer, 100-200 baht). Avoid: plastic flowers, foil-wrapped candles, and the metallic-staple decorations that hold leaves together for some commercial krathong — pull the staples before floating. After the festival, Bangkok's BMA collects 500,000-800,000 krathong from the Chao Phraya each year; 95% biodegradable is the typical recent figure.
Etiquette — making the wish and not stepping on a krathong
The act is simple but does have etiquette. Hold the krathong at chest height, make a silent wish (traditionally a wish to release something — anger, illness, bad luck — rather than to receive something), light the candle and the three incense sticks, and lower the krathong onto the water rather than throwing it. Many Thais place a small coin (1-5 baht), a strand of hair, or a fingernail clipping on the krathong — symbolic offerings to Phra Mae Khongkha. Do not step on a floating or beached krathong; it is considered deeply disrespectful, equivalent to stepping on someone's wish. Children often try to catch released krathong with nets for the coins — this is tolerated as part of the festival, not theft. Photographs of the float drifting away with the candle still lit are the iconic image; long-exposure phones work well from a tripod.
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Expat Life Editor · Chiang Mai · 10+ years in Thailand
Sarah moved to Chiang Mai in 2016 as a digital nomad and never left. She covers cost of living, expat relocation, healthcare, and the practicalities of building a life in Thailand. She has navigated the visa system personally — from tourist visa extensions to a retirement visa for her parents — and brings hard-won experience to every guide she writes.
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