Rattanakosin to Thonburi: A Walking and Ferry Route Across the River

Cross the Chao Phraya from Bangkok's historic core to the quieter west bank, with ferries, walkways and a hotel base that makes the route easy.

Rattanakosin: Where the Route Begins

Start at Sanam Chai MRT station, the closest rail access to Rattanakosin. Exit toward Sanam Chai Road and you are a five-minute walk from the Grand Palace's white walls. The complex opens around 8:30am and closes at 3:30pm; arrive by 9am to avoid the worst heat and crowds. Entry costs 500 baht for foreign visitors. Wat Pho, just south along Thai Wang Road, opens at 8am and charges 200 baht. Both are cash-only for tickets, so carry small notes. From November to February, mornings are cooler and drier, making this the best window for the full walk.

From Wat Pho, walk north along Maharat Road to the Tha Chang ferry pier, about 1.2 kilometres or 15 minutes at an easy pace. Tha Chang sits beside the Grand Palace's northern gate and runs frequent cross-river boats to Thonburi's Wang Lang pier from roughly 5am to 9pm. The fare is about 4 baht, paid in coins at the turnstile. If you are based in Rattanakosin, properties along Samran Rat or near Khaosan Road put you within a 20-minute walk of both temples. For a quieter stay, look at small hotels on Phra Athit Road, a short walk from Tha Chang and Tha Phra Athit pier.

The River Crossing: Ferries and What They Cost

The Chao Phraya Express Boat runs five colour-coded lines. The orange-flag boat, the most useful for tourists, stops at Tha Chang, Tha Tien and Sathorn, costing 15 to 16 baht per ride. The blue-flag tourist boat is 60 baht for a day pass, but the orange boat is cheaper and just as frequent. Cross-river ferries at Tha Chang, Tha Tien and Tha Phra Athit are separate from the express boat and cost 4 to 5 baht. Buy tickets at the pier booth or from the conductor on board. During the rainy months of June to October, afternoon downpours can briefly suspend crossings; plan temple visits for the morning.

The most rewarding crossing is from Tha Tien, next to Wat Pho, to Thonburi's Wat Arun pier. The ferry takes under five minutes and costs 5 baht. Wat Arun opens at 8am and closes at 6pm; entry is 100 baht. Climb the central prang's steep steps for a view back over Rattanakosin. From Wat Arun pier, a small ferry also connects to Tha Chang. If you prefer to stay on the Thonburi side, guesthouses cluster around Wang Lang and Arun Residence, both near the pier. I would book a hotel in Rattanakosin for the first two nights and move to Thonburi only if you want quieter evenings.

Walking Thonburi: Klongs, Markets and Timing

From Wang Lang pier, walk south along the river to the Royal Thai Navy Convention Hall, then cut inland to Baan Silapin, also called the Artist's House. It sits on a small klong off New Road and hosts traditional puppet shows on Wednesdays and weekends at 2pm. The walk is about 3 kilometres from Wang Lang, or a 10-minute songthaew ride. Baan Silapin is free to enter, though donations are welcome. Nearby, the Khlong Bang Luang floating market operates on weekends, with food stalls along the canal. This area is best reached between 10am and 4pm; after dark, lighting is limited and some paths are uneven.

For a longer walk, follow Arun Amarin Road north from Wat Arun to the Bangkok Noi railway station, roughly 2.5 kilometres or 35 minutes. From there, trains to Kanchanaburi depart from Thonburi station, a five-minute walk away, several times daily; the journey takes about three hours and costs 100 baht for third class. If you are not heading out of the city, the area around Bangkok Noi market is worth an hour for its food stalls. I would skip the organised long-tail boat tours that leave from Tha Chang; they charge 1,500 baht per hour and cover the same klongs you can see on foot for free.

Where to Book and How to Link the Two Banks

For most visitors, a hotel in Rattanakosin is the practical choice. The area around Samran Rat and Phra Athit Road has rooms from 800 to 2,500 baht per night, with easy walking access to the Grand Palace, Wat Pho and Tha Chang. The MRT Sanam Chai station links you to Silom and Sukhumvit in 15 to 20 minutes for 25 to 40 baht. If you prefer Thonburi, Wang Lang has guesthouses from 600 to 1,800 baht, but you will rely on ferries to reach the main sights. The cross-river ferry runs until about 9pm, so plan evening meals on the side where you sleep.

To connect both banks smoothly, base yourself in Rattanakosin and treat Thonburi as a half-day trip. Start at Sanam Chai MRT, walk to Wat Pho by 8am, cross from Tha Tien to Wat Arun, then take the Tha Chang ferry back. That loop covers the essential stops in four to five hours. Book a hotel near Phra Athit Road for the best balance of cost, ferry access and evening food. Avoid the 500-baht tuk-tuk tours offered outside the Grand Palace; they include unwanted gem-shop stops. In the wet season, keep a poncho in your bag and check the boat pier's weather board before crossing.

Questions, answered

How much does the ferry from Rattanakosin to Thonburi cost?

Cross-river ferries from Tha Tien or Tha Chang cost 4 to 5 baht per person, paid in coins at the pier. The Chao Phraya Express Boat orange-flag line costs 15 to 16 baht per ride. Buy tickets at the booth before boarding.

Which side of the river should I book a hotel on?

Rattanakosin suits most visitors because the Grand Palace, Wat Pho and Tha Chang pier are walkable. Rooms around Phra Athit Road or Samran Rat range from 800 to 2,500 baht. Thonburi's Wang Lang is quieter but relies on ferries.

What is the best time of year to walk this route?

November to February offers cooler, drier mornings, ideal for temple walking and ferry crossings. June to October brings afternoon downpours that can briefly stop boats. Start by 8am in any season to avoid heat and crowds.

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