San Francisco (SFO) to Ko Samui (USM) flight deal in economy from $477

Cathay PacificCXCathay Pacific
One Way•Economy
United StatesSFO

San Francisco International Airport

San Francisco, United States
ThailandUSM

Samui Airport

Ko Samui, Thailand
$721 USD
-34%$477 USD
Verified about 3 hours ago
Fair Availability
29% of dates checked are available within 10% of the lowest price

Monday, August 31st, 2026

Outbound Flights

28h 20m·1 stop
$477 USD
Cathay Pacific
SFOAug 31 01:20
→
HKGSep 1 06:15
CX 873Boeing 777
11h 5m layover
Bangkok Airways
HKGSep 1 17:20
→
USMSep 1 19:40
PG 806Airbus A319
27h 30m·2 stops
$870 USD
Cathay Pacific
SFOAug 31 14:00
→
HKGSep 1 18:55
CX 879Boeing 777
3h 20m layover
Cathay Pacific
HKGSep 1 22:15
→
BKKSep 2 00:10
CX 617Airbus A330
6h 15m layover
Bangkok Airways
BKKSep 2 06:25
→
USMSep 2 07:30
PG 103Airbus A319
25h 15m·2 stops
$1,217 USD
Cathay Pacific
SFOAug 31 01:20
→
HKGSep 1 06:15
CX 873Boeing 777
2h 45m layover
Cathay Pacific
HKGSep 1 09:00
→
BKKSep 1 11:05
CX 717Airbus A321neo
4h 25m layover
Bangkok Airways
BKKSep 1 15:30
→
USMSep 1 16:35
PG 165Airbus A319
25h 15m·2 stops
$1,217 USD
Cathay Pacific
SFOAug 31 01:20
→
HKGSep 1 06:15
CX 873Boeing 777
5h 45m layover
Cathay Pacific
HKGSep 1 12:00
→
BKKSep 1 14:00
CX 653Airbus A330
1h 30m layover
Bangkok Airways
BKKSep 1 15:30
→
USMSep 1 16:35
PG 165Airbus A319
25h 15m·2 stops
$1,217 USD
Cathay Pacific
SFOAug 31 01:20
→
HKGSep 1 06:15
CX 873Boeing 777
1h 45m layover
Cathay Pacific
HKGSep 1 08:00
→
BKKSep 1 10:00
CX 705Boeing 777
5h 30m layover
Bangkok Airways
BKKSep 1 15:30
→
USMSep 1 16:35
PG 165Airbus A319
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