Find Cheap Flights from San Francisco to Ko Samui (SFO - USM)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from San Francisco to Ko Samui

(Round-trip)
Depart: Sun Sep 3 2017 Return: Wed Sep 27 2017 Trip spans 25 days
Major Airline
Major Airline
SFO
USM
31h 25m
1 stop
USM
SFO
37h 45m
1 stop
Depart: Fri Dec 8 2017 Return: Tue Dec 12 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
SFO
USM
29h 30m
2 stops
USM
SFO
39h 10m
2 stops
Depart: Thu Aug 24 2017 Return: Sat Sep 9 2017 Trip spans 17 days
Multiple Airlines
Multiple Airlines
SFO
USM
27h 40m
2 stops
USM
SFO
42h 35m
2 stops
Depart: Mon Jul 3 2017 Return: Sun Jul 9 2017 Trip spans 7 days
$1084
Select
Multiple Airlines
Multiple Airlines
SFO
USM
34h 20m
2 stops
USM
SFO
28h 20m
2 stops
Depart: Mon Jul 10 2017 Return: Thu Jul 27 2017 Trip spans 18 days
$1100
Select
Multiple Airlines
Multiple Airlines
SFO
USM
34h 20m
2 stops
USM
SFO
28h 20m
2 stops
Depart: Thu Jun 29 2017 Return: Fri Jul 21 2017 Trip spans 23 days
$1223
Select
Multiple Airlines
Multiple Airlines
SFO
USM
29h 40m
3 stops
USM
SFO
38h 10m
3 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

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At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

San Francisco
$667
Destination

Ko Samui
$667