Boonsiri Sealine vs Glassflower
Compare Boonsiri Sealine and Glassflower — routes, service areas, and coverage across Thailand. See where they overlap and where each operator goes its own way.
Operator A Boonsiri Sealine vs 
Operator B Glassflower What travellers say: Boonsiri Sealine vs Glassflower
Travellers rate both operators highly based on thousands of reviews, with Glassflower holding a slight edge in average score while Boonsiri draws from a larger review pool focused on ferry-inclusive routes.
Boonsiri Sealine
Reviewers consistently praise Boonsiri Sealine for its smooth organization, punctual departures, friendly and helpful staff, comfortable buses, door-to-door hotel transfers, and included meals and water on routes to Koh Chang, Koh Mak, and Koh Kood, though some note longer waits between legs, communication gaps, and occasional mismatches with advertised high-speed catamarans on multi-leg journeys.
Glassflower
Reviewers consistently praise Glassflower for punctual and friendly drivers, clean and comfortable vehicles, safe driving, flexible stops, and reliable door-to-door private transfers including some ferry combinations, though a minority mention issues like driver phone use, occasional lateness, vehicle mismatches with bookings, and ferry-fee disputes on Koh Chang routes.
Both operators earn strong positive sentiment overall, with Glassflower slightly higher-rated for private road transfers and Boonsiri well-regarded for combined ferry services; book either through ThailandBoatTickets.com where our 24/7 Virtual Ticket Assistant (VTA) on WhatsApp, Instagram DM, Telegram and Facebook provides seamless support.
Service areas at a glance
Based on currently active routes for each operator.
Both operators 12
Only Boonsiri Sealine 9
Only Glassflower 52
Routes & coverage compared
Both Boonsiri Sealine and Glassflower operate overlapping routes including Bangkok to Hua Hin, Koh Chang, Koh Phangan, Koh Samui and Surat Thani, plus return trips such as Hua Hin to Bangkok, Koh Chang to Bangkok, Koh Phangan to Bangkok, Koh Samui to Bangkok and Surat Thani to Bangkok, along with connections like Chumphon to Surat Thani, Koh Chang to Pattaya, Pattaya to Koh Chang, Pattaya to Koh Phangan, Pattaya to Koh Samui and Pattaya to Surat Thani. Travelers planning these shared corridors can book either operator through ThailandBoatTickets.com, where our 24/7 Virtual Ticket Assistant (VTA) is available on WhatsApp, Instagram DM, Telegram and Facebook to compare schedules.
Boonsiri Sealine uniquely serves routes focused on eastern and southern Gulf islands such as Bangkok to Koh Kood, Bangkok to Koh Mak, Bangkok to Koh Tao, Koh Chang to Koh Kood, Koh Chang to Koh Mak, Koh Chang to Koh Tao, Koh Kood to Bangkok, Koh Mak to Bangkok, plus Ao Nang to Koh Phangan, Chumphon to Koh Tao and numerous Koh Phangan and Koh Samui links to Trat, Nakhon Si Thammarat, Railay and Hat Yai. Glassflower uniquely covers a wide network of land and airport connections including Bangkok to Chiang Mai, Bangkok to Phuket, Bangkok to Krabi, Ayutthaya to various northern destinations, plus Pattaya to Koh Samet, Koh Lanta to Bangkok and many routes to Don Mueang Airport or Suvarnabhumi Airport. Trip planners seeking these specialized itineraries can secure tickets for either operator at ThailandBoatTickets.com, supported by our 24/7 Virtual Ticket Assistant (VTA) on WhatsApp, Instagram DM, Telegram and Facebook.
Routes both operators run
Same departure and destination — true head-to-head options.
Price distribution
How ticket prices spread across each operator's routes (THB).
Boonsiri Sealine tickets usually fall between 920 THB–1,560 THB (median 1,290 THB), while Glassflower between 3,610 THB–10,350 THB (median 5,660 THB). On the whole, Boonsiri Sealine offers the cheaper tickets.
Which should you pick?
Frequently asked questions
Boonsiri Sealine vs Glassflower