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Cheap Flights from Boston to Koh Samui, TH, Thailand - BOS to USM

Popular flights from Boston to Koh Samui

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Bangkok Airways
Departure Date Return Date Lowest Price
Jun 24, 2016 Jun 28, 2016 $3,496
United Airlines
Departure Date Return Date Lowest Price
Jun 11, 2016 Jun 25, 2016 $2,151

How Much Does it Cost to Fly from Boston to Koh Samui (BOS to USM)?

We have collected flight cost data from across the web for travel from Boston to Koh Samui, and have found the average flight price for this trip to be $2,823.

When Can I Buy the Cheapest Flight from Boston to Koh Samui (BOS to USM)?

Airlines can adjust prices for plane tickets from Boston to Koh Samui based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Airports for Your Route

These pages contain information about the major airports in Boston and Koh Samui, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap International Flights from Boston - BOS

FlightsAirlineLowest Price
Boston to Bangkok American, Alaska, Bangkok, Thai, United $764
Boston to Phuket American, Alaska, Bangkok, Thai, United $1,605
Boston to Singapore American, Alaska, JetBlue, Singapore, United $969
Boston to Kuala Lumpur American, Alaska, JetBlue, Malaysia, United $1,074
Boston to Ho Chi Minh City American, Alaska, United, Vietnam $790
Boston to Phnom Penh American, Alaska, United $1,149

Cheap International Flights to Koh Samui - USM

FlightsAirlineLowest Price
New York to Koh Samui American, Bangkok, Thai, United $2,334
New York to Phuket American, Alaska, Bangkok, Thai, United $973
New York to Kuala Lumpur American, Alaska, Hawaiian, Malaysia, United $729
New York to Singapore American, Alaska, JetBlue, Hawaiian, Singapore, United $730
Newark to Bangkok American, Alaska, Bangkok, Thai, United $723
New York to Ho Chi Minh City American, Alaska, JetBlue, United, Vietnam $733
New York to Hong Kong American, Alaska, JetBlue, Cathay, Hong Kong, United, Great Lakes $667
New York to Dhaka American, JetBlue, Biman, United $1,518
New York to Phnom Penh American, Alaska, United $1,011
New York to Bangalore Jet Airways, American, Air India, JetBlue, United, KLM* $651
New York to Yangon MAI Myanmar, American, Alaska, JetBlue, United $1,710
New York to Hyderabad Jet Airways, American, Air India, United, KLM* $699
New York to Chennai Jet Airways, American, Air India, JetBlue, United $669
New York to Guangzhou Sichuan, American, Alaska, JetBlue, Air China, China Southern, Hawaiian, Hainan, Xiamen, China Eastern, United, Shenzhen $620
New York to Surat Thani Thai, United $8,551
Newark to Singapore American, Alaska, JetBlue, Singapore, United $730
New York to Sydney American, Alaska, JetBlue, Hawaiian, Jetstar, Qantas, United, Virgin Australia, Great Lakes $1,264
Newark to Phuket American, Alaska, Bangkok, Thai, United $973
New York to Kolkata Jet Airways, American, Air India, United $738
Hartford to Bangkok American, Thai, United $1,186
New York to Jakarta American, Alaska, JetBlue, Garuda, United $808
New York to Kathmandu American, United $1,925
Newark to Kuala Lumpur American, Alaska, Malaysia, United $729
New York to Dubai American, JetBlue, Emirates, Etihad, United $576
Cheap Flights from Boston to Koh Samui, TH, Thailand, from $2,151 Round trip from BOS to USM