Siam Seafood
Situated on Thanon Phetchaburi in Bangkok's Ratchathewi district, this seafood restaurant draws a steady crowd of local diners and visitors looking for straightforward Thai coastal cooking in an unfussy setting. The focus on fresh seafood preparations keeps the menu grounded in familiar Bangkok flavours, making it a practical choice for travellers who want an authentic meal without venturing far from the city's central areas.
The Ratchathewi location puts it within reach of the BTS Phaya Thai station, which makes getting there relatively simple whether you're coming from the airport rail link or elsewhere on the Skytrain network. The surrounding area offers access to shopping and accommodation, so it fits naturally into a day of exploring this part of the city.
One of the more useful features here is the operating schedule: the restaurant opens at 7am and stays open until 1:30am every day of the week. This makes it a viable option at unusual hours, whether that means an early start or a late meal after a long evening out. Visitors planning to dine during standard meal times should expect it to be busier, so arriving in the mid-afternoon can mean a quieter experience. Current menu information and any updates are available through the restaurant's Facebook page, which is worth checking before visiting.
Taste more of Bangkok
Street-food tours, market visits, and Thai cooking classes near Siam Seafood — a guided way to eat like a local.
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Experience hints
Pair your visit. After Siam Seafood, round out your day in Bangkok with contrasting stops nearby.
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Siam Seafood: Frequently Asked Questions
Is Siam Seafood worth visiting?
Siam Seafood holds a 4.0★ rating from 362 Google reviews — a strong rating for restaurants & food in Bangkok.
What are the opening hours of Siam Seafood?
Siam Seafood is typically open 07:00-01:30 — see the full day-by-day schedule in the location info on this page. Hours can change on Thai public holidays, so check ahead for holiday visits.
When is the best time to visit Siam Seafood?
The best months to visit Bangkok are November – February, with the most reliable weather. Crowds peak in December & January — going early in the day usually means fewer people. Months to think twice about: April – May (peak heat).
Where is Siam Seafood located?
Siam Seafood is at 703/17-18 Thanon Phetchaburi, Khwaeng Thanon Phaya Thai, Khet Ratchathewi, Krung Thep Maha Nakhon 10400, Thailand, in Bangkok. Getting around Bangkok: BTS Skytrain (most central areas); MRT Metro (underground).
Location Info
703/17-18 Thanon Phetchaburi, Khwaeng Thanon Phaya Thai, Khet Ratchathewi, Krung Thep Maha Nakhon 10400, Thailand+66 96 429 5363www.facebook.com/siam.seafoodthVisitor Information
Best time to visit
November – February
Avoid: April – May (peak heat)
Rainy season
May – October
Avg. temperature
25°C – 34°C(77°F – 93°F)
Crowds
Peak: December & January
Getting there
Suvarnabhumi (BKK) and Don Mueang (DMK) airports serve Bangkok with direct flights from most major cities.
Getting around
- •BTS Skytrain (most central areas)
- •MRT Metro (underground)
- •Airport Rail Link (ARL)
- •Chao Phraya Express Boat
- •Grab (ride-hailing app)
- •Metered taxis — always use the meter
Where to stay near Siam Seafood
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Tips for Visiting Restaurants & Food
Learn the Spice Scale
Say 'mai pet' for no spice, 'pet nit noi' for a little spice, or 'pet mak' if you want it Thai-hot. Most cooks will default to a toned-down version for foreigners unless you specify otherwise.
Follow the Crowds
The busiest street stalls are almost always the best — high turnover means fresh ingredients and a recipe that locals vouch for. An empty restaurant at dinner time is a red flag.
Ice Is Safe
Factory-made tube or cylinder ice (used in virtually all restaurants and stalls) is made from purified water and is safe to consume. You don't need to skip the iced Thai tea.
Nearby Places

Sabx2 Wanton Noodle
Pratunam's cult wonton-noodle shop — springy egg noodles, braised pork leg and the famous Ovaltine-dark broth secret, beloved by locals and food pilgrims alike.

Fishermen Hotpot & BBQ
All-you-can-eat hotpot and BBQ buffet in Pratunam, open daily until 3 AM with fresh seafood and meats.

Platinum Fashion Mall Street Food
Vibrant halal street food stalls on the 6th floor of Platinum Fashion Mall in Bangkok's Ratchathewi district.

Platinum Fashion Mall Food Court
Shopping-mall food court on the 6th floor, and the crispy pork belly is the reason to go up there.
Similar Restaurants & Food Across Thailand

Central Pattaya
A big air-conditioned mall on Beach Road where the food court does the heavy lifting.

The Village Farm To Café
Looks like nothing from the highway, then opens up into green fields, high ceilings and properly fresh food.

Moom Aroi Na Kluea
Big waterfront seafood hall where the prawns justify the premium, if you time it for sunset.

Pupen Seafood
Big open-air seafood barn across from Jomtien Beach, and the blue crab in yellow curry is the reason to come.
Where to stay near Siam Seafood
Find hotels in Bangkok on the booking sites travellers trust most.
- Compare prices across sites
- Filter for free cancellation
- Secure checkout on the partner site
Compare rates on Booking.com
Largest selection
Compare rates on Expedia
Bundle & save
Compare rates on Hotels.com
Member prices
We may earn a commission from bookings made through these links — at no extra cost to you. Learn more.
Location Info
Visitor Information
Best time to visit
November – February
Avoid: April – May (peak heat)
Rainy season
May – October
Avg. temperature
25°C – 34°C(77°F – 93°F)
Crowds
Peak: December & January
Getting there
Suvarnabhumi (BKK) and Don Mueang (DMK) airports serve Bangkok with direct flights from most major cities.
Getting around
- •BTS Skytrain (most central areas)
- •MRT Metro (underground)
- •Airport Rail Link (ARL)
- •Chao Phraya Express Boat
- •Grab (ride-hailing app)
- •Metered taxis — always use the meter