The Gulf of Thailand is a treasure trove for travelers seeking underwater adventures, cultural insights, and scenic boat trips. Its calm, clear waters make for excellent snorkeling and diving, while nearby islands like Koh Kood and Koh Rang offer pristine coral reefs and vibrant marine life. We particularly love tours like the Snorkeling trips starting at Ko Kut, which combine stunning surroundings with accessible equipment and expert guides. For anyone interested in exploring underwater worlds without diving, or seeking personalized experiences, this region offers plenty.
But it’s not just about the water. Whether you want a private Bangkok day trip tailored to your interests or a cultural Temple and Shopping tour, the Gulf of Thailand also connects you to Thailand’s vibrant city life and history. Here’s a detailed guide to the top 15 tours, helping you choose the perfect experience for your trip.
1. Snorkeling start at Ko Kut
Starting at number 1, the Snorkeling trip at Ko Kut offers a fantastic introduction to the region’s underwater beauty. For around $37.77 per person, you get a 6-hour boat trip with three stops, two of which are in the park. The boat is a traditional wooden vessel that adds a charming touch, and full snorkel equipment is provided, including a briefing and guide. The trip includes a buffet lunch, snacks, drinks, and fresh fruit, making it a comfortable and full day out.
What makes this tour stand out is the balance of affordability, excellent reviews (rated 5.0/5 from 99 reviews), and expert guidance. The surroundings are stunning, with clear waters and coral reefs bursting with marine life. It’s perfect for snorkelers of all levels, especially if you want a relaxed, small-group experience with scenic views on Koh Kood.
Bottom line: If you’re after a budget-friendly, well-organized snorkeling trip with a friendly guide and delicious food, this is your pick.
2. Dive trip with 2 dives (start from Ko Kut)
Number 2 is a dive-focused adventure in Koh Rang National Park. For $129.96, you’ll join a small group (limited to five people) on approximately 5 hours of exploration. This tour is ideal if you’re already certified or want to experience more than snorkeling—here, you’ll do two dives in marine-rich areas only accessible by boat.
Rated 5.0/5 from 92 reviews, the tour emphasizes personalized attention, with expert instructors guiding you through vibrant reefs teeming with marine life. The inclusion of a buffet lunch and refreshments ensures you stay energized for the underwater discoveries. Hotel pickup and drop-off add to the convenience.
Unique feature: Access parts of Koh Rang Marine Park that aren’t reachable on larger tours, offering a more exclusive experience.
Bottom line: Perfect for certified divers who want more immersion and a small-group, personalized experience in a protected marine environment.
3. Discover Scuba Diving, try dive for beginners
Number 3 introduces absolute beginners to the underwater world with the Discover Scuba Diving experience. At $189.81, for about 6 hours, you’ll receive full training in shallow water and then enjoy a dive in Ko Kut’s coral reefs. All gear is included, along with a traditional Thai buffet lunch.
Rated 5.0/5 from 48 reviews, this tour is ideal if you’ve never tried diving but are curious. The instructor-to-guest ratio is small, ensuring personalized attention. The focus is on safety and fun, making it accessible even if you’re nervous. The underwater scenery is colorful and alive, with coral gardens and abundant fish.
Key highlight: Perfect for beginners, it provides a safe, supportive environment to try diving for the first time.
Bottom line: If you want to see if you like scuba, this is a friendly, well-rated option with all equipment included.
4. PADI Open Water Diver Course
At number 4, the PADI Open Water Diver Course is the definitive way to become a certified diver. Over approximately 3 days, you’ll cover theory, skills training, and four open water dives in Koh Kood or Koh Rang. The $626.39 fee covers all your training, including some dives, and gives you a lifelong certification.
Rated 5.0/5 from 36 reviews, this course offers thorough instruction with a focus on safety and confidence-building. The first day covers theory and shallow water skills, then you’re out on the boat for your dives. The small group setting ensures personalized coaching.
Why it’s a top pick: It’s ideal if you’re serious about diving and want to expand your underwater adventures beyond snorkeling.
Bottom line: Great for those wanting a professional certification, especially if you plan to dive more in Thailand or elsewhere.
5. Freedive trip Koh Kood or Koh Rang National Park
Number 5 is the Freediving trip that takes you into the transparent waters of Koh Rang or Koh Kood. For just $37.92, you’ll enjoy a 6-hour trip that includes snorkeling, freediving, and PADI courses, depending on your interest. The boats frequent local dive sites, offering relaxed, full-day trips suited for all levels.
Rated 5.0/5 from 30 reviews, the tour emphasizes a laid-back atmosphere with pristine waters and coral reefs ideal for freediving and snorkeling alike. The trips are well-planned, regardless of high or low season, and the same boat hosts your PADI courses or day trips.
Unique feature: It offers a full or half-day option, perfect for those who want a flexible experience or a gentle introduction to freediving.
Bottom line: For relaxed exploration of the calm, clear waters with options for courses or individual trips, this tour is an excellent choice.
6. Bangkok Customized Day Trip Private with Guide
Number 6 offers a full-day private city tour from Laem Chabang Port. For $125 per person, enjoy a tailor-made experience with an English-speaking guide in a luxury vehicle. You choose your interests—famous landmarks, markets, or museums—and your guide creates a custom itinerary.
Rated 4.5/5 from 106 reviews, the tour is praised for flexibility and knowledgeable guides. Noteworthy highlights include the Grand Palace, Emerald Buddha, and Jim Thompson Museum. The trip includes scenic stops, local food, and cultural stories.
Best suited for: Travelers who want a personalized, leisurely introduction to Bangkok’s cultural sites without the rush.
Bottom line: Perfect if you prefer a flexible, private experience and want to customize your sightseeing.
7. Laem Chabang to Bangkok Landmarks with Tickets & Lunch
Number 7 features a full-day private tour with all entrance tickets included. For $173, you’ll visit major attractions like the Grand Palace, Wat Pho, Wat Arun, and the Golden Buddha, with a private guide explaining their stories.
Rated 5.0/5 from 10 reviews, the tour is ideal for travelers wanting a comprehensive Bangkok experience with convenient logistics. The inclusion of entrance fees and lunch makes planning straightforward. The itinerary is flexible, allowing you to focus on your interests.
Highlight: Great value for money, especially if you want a hassle-free, all-in-one city tour.
Bottom line: Perfect for first-timers who want a structured day with all major sights covered.
8. Bangkok/Pattaya Shore Excursion from Laem Chabang Port with Guide
Number 8 offers a private shuttle to explore either Bangkok or Pattaya. For $125, you set your own itinerary with a guide, visiting landmarks like the Grand Palace, Sea Life, or local markets in a luxury vehicle.
Rated 4.5/5 from 17 reviews, this flexible tour is ideal if you want control over your day and personalized attention. The guide helps you navigate attractions, and hotel or port pickup is included.
Best for: Travelers wanting a customized, stress-free day in either city.
Bottom line: An excellent choice for flexible, private exploration tailored to your interests.
9. Bangkok Shore Excursions, Day Trips & Tours from Laem Chabang Port
Number 9 is a comprehensive full-day excursion including the Grand Palace, Wat Phra Kaeo, and Chao Phraya River. For $259, enjoy a private guide, air-conditioned vehicle, and all entrance fees (some not included).
Rated 4.5/5 from 15 reviews, it’s ideal for those who want a deep dive into Bangkok’s highlights with a knowledgeable guide who can adapt the day to your interests. The river cruise adds a special touch.
Bottom line: Excellent for travelers who want a thorough, customizable city experience with maximum comfort.
10. Two Fun Dives for Certified Divers in Koh Kood or Koh Rang
Number 10 offers a second experience for certified divers. At $109.54, you get two dives in Koh Kood or Koh Rang, guided by professional instructors, with safety as a priority. The tours run during high and low season, with specific schedules.
Rated 4.5/5 from 8 reviews, this trip is suited for experienced divers looking to explore new areas. The focus on safety and quality instruction makes it trustworthy.
Bottom line: For certified divers seeking quality, personalized dives with reputable instructors, this tour hits the mark.
11. Leam Chabang Port to Bangkok Cultural Exploration
Number 11 is a fully private, customizable tour designed to suit your interests in Bangkok’s culture and history. For $130, enjoy tailored visits to temples, markets, or art centers with a professional guide.
Rated 5.0/5 from 1 review, it’s ideal for travelers who want a flexible, private, and in-depth introduction to Thailand’s capital.
Bottom line: Best suited for those who want control over their sightseeing and personalized cultural insights.
$130.00 per person
12. Night dive from the beach (start at Ko Kut)
Number 12 is a rare chance to experience night diving at Bang Bao Bay. For $83.09, you’ll go into the water around sunset to see sleeping parrotfish, stingrays, and shimmering shrimp. The dive requires an advanced diver certification, and a torch is included.
Rated 5.0/5 from just 1 review, this is a unique experience for experienced divers wanting to explore nocturnal marine life in calm waters. The aesthetic of shimmering bioluminescent creatures makes it memorable.
Bottom line: Not for beginners, but a compelling option if you’re comfortable night diving and want an unforgettable underwater adventure.
$83.09 per person
13. Private Temple & Shopping Tour from Laem Chabang
Number 13 offers a full-day private experience visiting Bangkok’s top temples and shopping venues. For $215, you explore the Wat Phra Kaeo, Grand Palace, and the Thai Silk Museum, with a guide explaining their stories.
Rated 4.5/5 from 3 reviews, it’s ideal for travelers wanting a rich cultural day with shopping at exclusive venues. The guide helps tailor the experience based on your interests.
Best suited for: Culture lovers who also want to pick up unique souvenirs.
Bottom line: A well-rounded tour that combines cultural highlights with shopping in a private setting.
14. Private Transfer from Chanthaburi to Suvarnabhumi Airport
Number 14 provides a stress-free private transfer for up to 3 people. For $176.43, it ensures a comfortable, timely ride from Chanthaburi to Bangkok’s main airport, avoiding long taxi lines.
Rated 4.0/5, this is a practical choice for those with early flights or looking to avoid transport hassle.
Bottom line: Reliable, no-fuss transportation option that guarantees peace of mind before your flight.
$176.43 per group (up to 3)
15. Bangkok Excursion: Private Grand Palace & Shopping Tour
Finally, the Private Grand Palace and Shopping tour offers a full 8-hour day for $85.28 per person. You’ll visit Bangkok’s most famous sights and enjoy personal shopping guidance.
Rated 3.5/5 from 5 reviews, this tour is perfect for those who want a balance of cultural sightseeing and retail therapy. The guide tailors the itinerary to your preferences.
Bottom line: Ideal if you want to see the Grand Palace and explore local markets without the crowds.
$85.28 per person
How to Choose the Best Tour for You
When selecting from these options, consider your budget, interests, and physical activity level. For example, if underwater exploration is your priority, snorkel at Ko Kut or do a certified dive. If you’re more interested in cultural sights, private Bangkok tours or the Grand Palace excursions fit well. For flexibility, private guides (like this) let you customize your day. Book early, especially for specialized tours like the PADI course or night dives, to ensure availability.
Final Thoughts
The Gulf of Thailand offers a wide range of memorable activities, whether you want to float above coral reefs, learn to dive, or explore Bangkok’s temples. We highly recommend pairing a water-based tour like the snorkeling start at Ko Kut with a cultural day in Bangkok if you’re short on time. For certified divers craving adventure, the two dives in Koh Rang provide excellent value and unforgettable underwater sights.
Whatever your travel style, the Gulf of Thailand’s tours are likely to give you a genuine taste of its natural beauty and cultural richness. Book early, and get ready for a fantastic trip.