Bun Bang Fai: Thailand's Explosive Rocket Festival in Yasothon (May 2026)

What Is Bun Bang Fai?

Bun Bang Fai — the Rocket Festival — is one of Thailand's wildest and least-known celebrations. Every year in May, communities across the Isaan region build enormous homemade rockets and launch them into the sky to symbolically seed the clouds and summon the rainy season. The tradition stretches back centuries and blends Buddhist and animist beliefs in a spectacle unlike anything else in Southeast Asia.

The biggest and most famous event takes place in Yasothon, a small city in northeast Thailand. In 2026, the Yasothon Rocket Festival is scheduled for the second weekend of May (around May 8-10).

Three Days of Chaos and Celebration

Day 1 — Parades and Performances

The festival opens with a colorful street parade through Yasothon. Teams from different districts show off their elaborately decorated rockets — some stretching up to 9 meters long and weighing over 100 kilograms. Cultural performances by local students feature traditional Isaan music and dance at Phaya Thaen Public Park.

Day 2 — The Big Party

On the second day, the main road through town transforms into an open-air party. Stages are set up roughly every 20 meters, each one blasting its own music at full volume. Street food vendors line the road, and the atmosphere sits somewhere between a county fair and a music festival.

Day 3 — Launch Day

The climax: teams haul their rockets to a launch site outside town and fire them into the sky one by one. Successful launches are celebrated with cheering and dancing. Failed launches — where a rocket fizzles or topples — earn the builder a mud bath, as gleeful spectators drag the unlucky rocketeer through a muddy field.

How to Get There

Yasothon is roughly 530 kilometers northeast of Bangkok. You can fly to Ubon Ratchathani (the nearest airport, about 100 km away) and take a bus or minivan. Alternatively, overnight trains and buses from Bangkok reach Yasothon directly.

Practical Tips

• Book accommodation early. Yasothon is small and hotels fill up fast during the festival.
• Bring ear protection. Between the rockets and the competing stages, it gets loud.
• Stay hydrated. May in Isaan is hot and humid, with daytime temperatures regularly above 35 degrees Celsius.
• Respect the launches. Keep a safe distance from the launch area — these are real rockets with real gunpowder.

Why Go?

Bun Bang Fai is raw, unpolished Thailand at its best. No tourist buses, no entrance fees, no velvet ropes. Just a small Isaan town firing rockets at the sky and having the time of its life. If you want a Thai festival experience far from the beaten path, this is it. Pair it with a side trip to Ubon Ratchathani's attractions or explore the wider northeast Thailand region while you're in the area. You can also check what else is happening around the country with our Thailand festivals guide or read up on the camping post if you want to extend your trip into the national parks of the northeast.