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Flight Deals from Boston to Ko Samui from $927

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Stops

  • Up to 1 stop
    $1546
  • Up to 2 stops
    $1321

Airlines

  • Air France
    $1812
  • Austrian Airlines
    $2503
  • British Airways
    $2348
  • Cathay Pacific
    $1546
  • Emirates
    $1526
  • Etihad Airways
    $1448
  • Hainan Airlines
    $1348
  • KLM
    $1817
  • Lufthansa
    $2246
  • Qatar Airways
    $1321
  • Singapore Airlines
    $2565
  • SWISS
    $2716
  • Turkish Airlines
    $1483

Cabin Class

  • Economy
    $1321

Departure Airports

  • General Edward Lawrence Logan International Airport
    $1321

Arrival Airports

  • Samui Airport
    $1321

Layover Airports

  • Abu Dhabi International Airport
    $1448
  • Beijing Capital Airport
    $1348
  • Dubai International Airport
    $1526
  • Frankfurt am Main Airport
    $2268
  • Hamad International Airport
    $1321
  • Hong Kong International Airport
    $1546
  • Istanbul Airport
    $1483
  • London Heathrow Airport
    $2348
  • Los Angeles International Airport
    $2565
  • Munich Airport
    $2246
  • New York John F Kennedy Airport
    $2565
  • Paris Charles de Gaulle Airport
    $1812
  • Phuket International Airport
    $1321
  • Singapore Changi Airport
    $1483
  • Suvarnabhumi Airport
    $1321
  • Vienna International Airport
    $2503
  • Zürich Airport
    $2503

Best Price. GUARANTEED.

Exclusively for Priceline Members
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BUNDLE & SAVE
Book a flight & hotel together for extra savings.
On average save $240 per traveler
Qatar Airways Logo
Qatar Airways

09/12/25

BOS
36h 30m
DOH
HKT

09/14/25

USM
Qatar Airways Logo
Qatar Airways

09/27/25

USM
18h 5m
BKK
DOH

09/28/25

BOS
$1321
Hainan Airlines Logo
Hainan Airlines

09/12/25

BOS
44h 30m
PEK
BKK

09/14/25

USM
Hainan Airlines Logo
Hainan Airlines

09/27/25

USM
19h 50m
BKK
PEK

09/28/25

BOS
$1348
Qatar Airways Logo
Qatar Airways

09/12/25

BOS
36h 30m
DOH
HKT

09/14/25

USM
Qatar Airways Logo
Qatar Airways

09/27/25

USM
21h 10m
HKT
DOH

09/28/25

BOS
$1440
Etihad Airways Logo
Etihad Airways

09/12/25

BOS
41h 40m
AUH
BKK

09/14/25

USM
Etihad Airways Logo
Etihad Airways

09/27/25

USM
20h
BKK
AUH

09/28/25

BOS
$1448
Turkish Airlines Logo
Turkish Airlines

09/12/25

BOS
44h 40m
IST
SIN

09/14/25

USM
Turkish Airlines Logo
Turkish Airlines

09/27/25

USM
27h 15m
SIN
IST

09/28/25

BOS
$1483
Emirates Logo
Emirates

09/12/25

BOS
36h
DXB
BKK

09/14/25

USM
Emirates Logo
Emirates

09/27/25

USM
17h 10m
BKK
DXB

09/28/25

BOS
$1526
Cathay Pacific Logo
Cathay Pacific

09/24/25

BOS
40h 55m
HKG

09/25/25

USM
Cathay Pacific Logo
Cathay Pacific

09/29/25

USM
12h 5m
HKG

09/29/25

BOS
$1546
Cathay Pacific Logo
Cathay Pacific

09/24/25

BOS
40h 55m
HKG

09/25/25

USM
Cathay Pacific Logo
Cathay Pacific

09/29/25

USM
14h 15m
BKK
HKG

09/29/25

BOS
$1565
Cathay Pacific Logo
Cathay Pacific

09/24/25

BOS
42h 50m
HKG
BKK

09/25/25

USM
Cathay Pacific Logo
Cathay Pacific

09/29/25

USM
14h 15m
BKK
HKG

09/29/25

BOS
$1585
Cathay Pacific Logo
Cathay Pacific

09/12/25

BOS
40h 55m
HKG

09/13/25

USM
Cathay Pacific Logo
Cathay Pacific

09/27/25

USM
12h 5m
HKG

09/27/25

BOS
$1646
Cathay Pacific Logo
Cathay Pacific

09/12/25

BOS
40h 55m
HKG

09/13/25

USM
Cathay Pacific Logo
Cathay Pacific

09/27/25

USM
14h 15m
BKK
HKG

09/27/25

BOS
$1646
Air France Logo
Air France

09/12/25

BOS
38h 25m
CDG
BKK

09/14/25

USM
Air France Logo
Air France

09/27/25

USM
35h 35m
BKK
CDG

09/28/25

BOS
$1812
KLM Logo
KLM

09/12/25

BOS
44h 25m
CDG
BKK

09/14/25

USM
KLM Logo
KLM

09/27/25

USM
35h 35m
BKK
CDG

09/28/25

BOS
$1817
Air France Logo
Air France

09/24/25

BOS
43h 55m
CDG
SIN

09/26/25

USM
Air France Logo
Air France

09/29/25

USM
25h 35m
SIN
CDG

09/30/25

BOS
$1818
KLM Logo
KLM

09/24/25

BOS
48h 55m
CDG
SIN

09/26/25

USM
KLM Logo
KLM

09/29/25

USM
25h 35m
SIN
CDG

09/30/25

BOS
$1828
Cathay Pacific Logo
Cathay Pacific

09/19/25

BOS
40h 55m
HKG

09/20/25

USM
Cathay Pacific Logo
Cathay Pacific

09/27/25

USM
12h 5m
HKG

09/27/25

BOS
$1838
Turkish Airlines Logo
Turkish Airlines

09/12/25

BOS
34h 40m
IST
BKK

09/14/25

USM
Turkish Airlines Logo
Turkish Airlines

09/27/25

USM
22h 40m
BKK
IST

09/28/25

BOS
$2099
Turkish Airlines Logo
Turkish Airlines

09/12/25

BOS
35h
IST
BKK

09/14/25

USM
Turkish Airlines Logo
Turkish Airlines

09/27/25

USM
24h 10m
BKK
IST

09/28/25

BOS
$2183
Lufthansa Logo
Lufthansa

09/19/25

BOS
45h 40m
MUC
BKK

09/21/25

USM
Lufthansa Logo
Lufthansa

09/27/25

USM
25h 15m
SIN
MUC

09/28/25

BOS
$2246
Lufthansa Logo
Lufthansa

09/12/25

BOS
45h
MUC
BKK

09/14/25

USM
Lufthansa Logo
Lufthansa

09/27/25

USM
27h 45m
SIN
FRA

09/28/25

BOS
$2268
British Airways Logo
British Airways

09/12/25

BOS
44h 20m
LHR
SIN

09/14/25

USM
British Airways Logo
British Airways

09/27/25

USM
24h 45m
SIN
LHR

09/28/25

BOS
$2348
Austrian Airlines Logo
Austrian Airlines

09/12/25

BOS
48h 35m
VIE
BKK

09/14/25

USM
Austrian Airlines Logo
Austrian Airlines

09/27/25

USM
23h
SIN
ZRH

09/28/25

BOS
$2503
Singapore Airlines Logo
Singapore Airlines

09/12/25

BOS
48h
LAX
SIN

09/14/25

USM
Singapore Airlines Logo
Singapore Airlines

09/27/25

USM
23h 44m
SIN
JFK

09/28/25

BOS
$2565
SWISS Logo
SWISS

09/12/25

BOS
47h 30m
ZRH
SIN

09/14/25

USM
SWISS Logo
SWISS

09/27/25

USM
23h
SIN
ZRH

09/28/25

BOS
$2716
Etihad Airways Logo
Etihad Airways

09/24/25

BOS
39h 45m
AUH
BKK

09/26/25

USM
Etihad Airways Logo
Etihad Airways

09/29/25

USM
19h 45m
BKK
AUH

09/30/25

BOS
$2851
British Airways Logo
British Airways

09/12/25

BOS
44h 20m
LHR
SIN

09/14/25

USM
British Airways Logo
British Airways

09/27/25

USM
18h 50m
SIN
LHR

09/28/25

BOS
$2857
Lufthansa Logo
Lufthansa

09/24/25

BOS
45h 40m
MUC
BKK

09/26/25

USM
Lufthansa Logo
Lufthansa

09/29/25

USM
30h 40m
SIN
FRA

09/30/25

BOS
$3898

Top Deals on flights from Boston to Ko Samui

Boston, US (BOS) - Ko Samui, TH (USM)

Qatar Airways Logo
Qatar Airways

Aug 18

BOS
36h 30m
DOH
HKT

Aug 20

USM

as low as

$927

Boston, US (BOS) - Ko Samui, TH (USM)

Cathay Pacific Logo
Cathay Pacific

Aug 18

BOS
40h 55m
HKG

Aug 19

USM

as low as

$973

Boston, US (BOS) - Ko Samui, TH (USM)

Turkish Airlines Logo
Turkish Airlines

Aug 18

BOS
34h 40m
IST
BKK

Aug 20

USM

as low as

$1041

Boston, US (BOS) - Ko Samui, TH (USM)

Emirates Logo
Emirates

Aug 18

BOS
36h 20m
DXB
BKK

Aug 20

USM

as low as

$1084

Boston, US (BOS) - Ko Samui, TH (USM)

Cathay Pacific Logo
Cathay Pacific

Aug 18

BOS
49h 35m
DFW
HKG

Aug 20

USM

as low as

$1128

Boston, US (BOS) - Ko Samui, TH (USM)

Singapore Airlines Logo
Singapore Airlines

Aug 18

BOS
55h 11m
JFK
SIN

Aug 20

USM

as low as

$1382

Boston, US (BOS) - Ko Samui, TH (USM)

Air France Logo
Air France

Jul 7

BOS
46h 50m
CDG
SIN

Jul 9

USM

as low as

$1574

Boston, US (BOS) - Ko Samui, TH (USM)

KLM Logo
KLM

Jul 7

BOS
73h 15m
CDG
HKG

Jul 10

USM

as low as

$1727

Boston, US (BOS) - Ko Samui, TH (USM)

 Logo

Aug 18

BOS
82h 10m
SFO
SIN

Aug 21

USM

as low as

$1932

Boston, US (BOS) - Ko Samui, TH (USM)

SWISS Logo
SWISS

Aug 18

BOS
47h 30m
ZRH
SIN

Aug 20

USM

as low as

$2685

Boston, US (BOS) - Ko Samui, TH (USM)

Lufthansa Logo
Lufthansa

Aug 18

BOS
49h 5m
MUC
SIN

Aug 20

USM

as low as

$2689

Boston, US (BOS) - Ko Samui, TH (USM)

Singapore Airlines Logo
Singapore Airlines

Jul 8

BOS
51h 30m
LAX
SIN

Jul 10

USM

as low as

$2888

Frequently Asked Questions

What are all possible destination arrival airports?
The possible destination arrival airports are: Samui Airport, Tokyo Narita Airport, Suvarnabhumi Airport, Istanbul Airport, Hamad International Airport, Phuket International Airport, Beijing Capital Airport, Abu Dhabi International Airport, and Singapore Changi Airport.
What is the time difference between destination and arrival?
The time difference between Boston and Ko Samui is 12 hours, with Ko Samui being ahead. Therefore, if you arrive in Ko Samui at a specific time, you should add 12 hours to your departure time from Boston.
Is there a direct flight from Boston to Ko Samui?
There is no direct flight from Boston to Ko Samui. The cheapest available flight is a 2 stops flight with Japan Airlines at a price of $1076, and the fastest is with Turkish Airlines at $2099.
Are there convenient layover flights from Boston to Ko Samui?
Yes, there are convenient 1 stop flights from Boston to Ko Samui with Cathay Pacific priced at $1546. Additionally, 2 stops flights are available with Japan Airlines for $1076, Qatar Airways for $1321, Hainan Airlines for $1348, Etihad Airways for $1448, and Turkish Airlines for $1483.
What are the most convenient layover airports for the flight?
The most convenient layover airports are Tokyo Narita Airport, Suvarnabhumi Airport, Hong Kong International Airport, Hamad International Airport, and Istanbul Airport.
What is the cheapest and fastest flight from Boston to Ko Samui?
The cheapest flight is with Japan Airlines for $1076, taking 42 hours 55 minutes. The fastest is with Turkish Airlines for $2099, taking 34 hours 40 minutes.
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