Erawan Falls Guide

Yes, if you get there early. It's one of the most visited waterfalls in Thailand, with more than half a million visitors to the park in 2024, and the reason is simple. The pools really are that color, you can swim in most of them, and the walk between them is shaded forest the whole way. The small fish in the pools, mostly garra, nibble at your feet, which some people love and some don't.

The catch is the crowd. By late morning on a weekend the first three tiers are packed with families and tour groups from Bangkok, and if that's all you see you'll wonder what the fuss is about. Keep climbing. Past the fourth tier the path gets steeper and the numbers drop, and the top tiers are much quieter, especially on a weekday.

It's less impressive late in the dry season, around March and April, when the flow drops. If you're choosing between Erawan and Sai Yok, Erawan is the better swim and Sai Yok is the easier stop on the way to Hellfire Pass.

Plan on three hours. That's enough to climb to the seventh tier, swim in two or three pools and come back down without rushing. Walking straight up takes about an hour and a half, and the descent about half an hour. If you only want the lower tiers, an hour is plenty.

The path is concrete or steps for most of the way, so the first three tiers suit anyone. From the fourth tier it's steeper, with stairs, roots and wet rock, and the last stretch to the seventh is a scramble. Wear shoes with grip, not flip-flops, and bring swimwear, a towel and a dry bag. There are toilets for changing near the first two tiers.

The timing matters more than the fitness. The park lets people in until 15:30, but the upper tiers close earlier, and rangers start sending people down from the top around 15:00. If you arrive after lunch you'll reach the seventh tier just as it closes, so aim to be at the gate by 09:00. A golf cart runs from the visitor center toward the first tiers for ฿20 if you want to save the first stretch.

Bus 8170 runs from Kanchanaburi bus station to the park gate for ฿60 and takes about an hour and a half. You can also flag it down on Highway 323 before the River Kwai bridge. The 08:00 is the one to take, and it gets you in with most of the day ahead.

Coming back, the last bus leaves the falls at 16:30, which fits neatly with the upper tiers closing. If you miss it, there's no easy fallback, so keep an eye on the time.

The other way is a driver or a scooter. It's about 70 km, and having your own wheels lets you add the Srinagarind Dam or Tham Phra That cave on the way back. Hire a driver for the day or rent a scooter in town.

By public transport it's possible in a day, but only just. An early bus from Bangkok's Southern Terminal, about two hours, gets you to Kanchanaburi for the 09:40 bus to the falls, and the 14:30 back leaves time for a bus to Bangkok in the evening. That's about seven hours on buses for three at the falls, and the train is no help, arriving at 10:30. Spend the night in Kanchanaburi instead, catch the 08:00 bus, and you'll be on the trail before the tour groups.

If one day is all you have, take a tour. Day tours from Bangkok leave early, drive the whole way, and usually pair the falls with the River Kwai bridge or the war cemetery on the way back. Expect a 12-hour day, with about three hours at Erawan.

The park has a campground. Pitching your own tent costs ฿30 a person a night, and you can hire a two-to-three-person tent for ฿225, with sleeping bags, mats and pillows for a few baht more. Sleeping in the park puts you at the falls before anyone arrives from town.

The national parks' online booking system was still down in mid-2026, so for the park's own bungalows you need to phone the visitor center on 034 574 222, ideally with a Thai speaker to help.

The falls are fullest in and just after the rainy season, roughly July to December. September and October are the wettest months, with more than 200 mm of rain each at the Kanchanaburi weather station, so the water is at its strongest then, though the pools can turn cloudy after a storm. November and December are the sweet spot, still full, clearer and cooler.

March to May is the hot season, with April highs around 38°C, and the flow is at its lowest. Go early on any day and avoid weekends and long Thai holidays, when the queue of cars can stretch for kilometers. Over Songkran in mid-April, expect to get soaked on the way in, so keep your phone in a dry bag.