Cheap Cathay Pacific flights from Boston to Samui Intl. Airport (BOS→USM)

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Cathay Pacific flights from Boston to Samui Intl. Airport (BOS→USM)

Prices were available within the past 7 days and start at for one-way flights and ฿61,205 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Fri, 24 Apr - Sun, 10 May
BOS
Boston
USM
Koh Samui
฿61,205 Return, found 4 days ago
฿61,205
Return
found 4 days ago
Select Cathay Pacific flight, departing Fri, 24 Apr from Boston to Koh Samui, returning Sun, 10 May, priced at ฿61,205 found 4 days ago
Cathay Pacific
Fri, 24 Apr - Sun, 10 May
BOS
Boston
USM
Koh Samui
฿62,450 Return, found 4 days ago
฿62,450
Return
found 4 days ago
Select Cathay Pacific flight, departing Fri, 24 Apr from Boston to Koh Samui, returning Sun, 10 May, priced at ฿62,450 found 4 days ago
Cathay Pacific
Fri, 24 Apr - Sun, 10 May
BOS
Boston
USM
Koh Samui
฿65,945 Return, found 4 days ago
฿65,945
Return
found 4 days ago
Select Cathay Pacific flight, departing Fri, 24 Apr from Boston to Koh Samui, returning Sun, 10 May, priced at ฿65,945 found 4 days ago
Cathay Pacific
Fri, 24 Apr - Sun, 10 May
BOS
Boston
USM
Koh Samui
฿67,190 Return, found 4 days ago
฿67,190
Return
found 4 days ago
Select Cathay Pacific flight, departing Fri, 24 Apr from Boston to Koh Samui, returning Sun, 10 May, priced at ฿67,190 found 4 days ago
Cathay Pacific
Fri, 24 Apr - Sun, 10 May
BOS
Boston
USM
Koh Samui
฿75,045 Return, found 4 days ago
฿75,045
Return
found 4 days ago
Select Cathay Pacific flight, departing Fri, 24 Apr from Boston to Koh Samui, returning Sun, 10 May, priced at ฿75,045 found 4 days ago
Cathay Pacific
Fri, 24 Apr - Sun, 10 May
BOS
Boston
USM
Koh Samui
฿76,290 Return, found 4 days ago
฿76,290
Return
found 4 days ago
Select Cathay Pacific flight, departing Fri, 24 Apr from Boston to Koh Samui, returning Sun, 10 May, priced at ฿76,290 found 4 days ago
Cathay Pacific
Fri, 24 Apr - Sun, 10 May
BOS
Boston
USM
Koh Samui
฿98,845 Return, found 4 days ago
฿98,845
Return
found 4 days ago
Select Cathay Pacific flight, departing Fri, 24 Apr from Boston to Koh Samui, returning Sun, 10 May, priced at ฿98,845 found 4 days ago
Cathay Pacific
Fri, 24 Apr - Sun, 10 May
BOS
Boston
USM
Koh Samui
฿100,090 Return, found 4 days ago
฿100,090
Return
found 4 days ago
Select Cathay Pacific flight, departing Fri, 24 Apr from Boston to Koh Samui, returning Sun, 10 May, priced at ฿100,090 found 4 days ago

Frequently asked questions

How much is a Cathay Pacific flight from Logan Intl. Airport (BOS) to Ko Samui Airport (USM)?
Apply the "Price (lowest to highest)" filter on Expedia to search for cheap Cathay Pacific return flights from ฿61,205 from BOS to USM. Affordable one-way options are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BOS to USM with Cathay Pacific?
Look for round-trip or one-way flights to Koh Samui in October or September. You could find a cheap fare with Cathay Pacific during these off-peak times.
Does Cathay Pacific fly nonstop from Logan Intl. Airport (BOS) to Ko Samui Airport (USM)?
Click on the "Nonstop" filter when looking for direct Cathay Pacific flights from BOS to USM. It's also a good way to compare other airlines offering the same direct trip.
What airports does Cathay Pacific fly into in Koh Samui?
Ko Samui Airport (USM) is the main Koh Samui gateway for Cathay Pacific flights from Logan Intl. Airport (BOS).
What kind of luggage can I take on a Cathay Pacific flight from Logan Intl. Airport (BOS) to Ko Samui Airport (USM)?
With Cathay Pacific, you can fly standard economy from BOS to USM with a small personal item and 1 cabin bag. Your carry-on bag should be no bigger than 56 centimetres x 23 centimetres x 36 centimetres and weigh under 15 kgs. Exceeding baggage restrictions can lead to additional fees, so check your carrier's latest policies before booking.
Can I change or cancel my Cathay Pacific flight from Logan Intl. Airport (BOS) to Ko Samui Airport (USM)?
It's generally possible to reschedule or cancel your flight, although there may be additional charges if you booked more than 24 hours ago. Need to keep your options open? Use Expedia's "Changes included" and "No cancel fee" filters to find flights that won't penalize you if you have to alter your plans. To update your booking, go to "Trips," select your flight and click on "Manage Booking" for more details.

Travel information

Origin airport
Logan Intl.
Destination airport
Samui Intl. Airport
Distance
14088 km
*Available to Expedia members.