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$471 Cheap Singapore Airlines flights Seattle (SEA) to Samui Intl. Airport (USM)
Prices were available within the past 7 days and start at $471 for one-way flights and $805 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Nov 9 - Wed, Nov 12
SEA
Seattle
USM
Koh Samui
$805 Roundtrip, found 4 days ago
$805
Roundtrip
found 4 days ago

Sat, Feb 28 - Mon, Mar 9
SEA
Seattle
USM
Koh Samui
$844 Roundtrip, found 7 hours ago
$844
Roundtrip
found 7 hours ago

Sun, Nov 9 - Wed, Nov 12
SEA
Seattle
USM
Koh Samui
$882 Roundtrip, found 4 days ago
$882
Roundtrip
found 4 days ago

Sat, Feb 28 - Mon, Mar 9
SEA
Seattle
USM
Koh Samui
$887 Roundtrip, found 7 hours ago
$887
Roundtrip
found 7 hours ago

Sun, Nov 9 - Wed, Nov 12
SEA
Seattle
USM
Koh Samui
$896 Roundtrip, found 4 days ago
$896
Roundtrip
found 4 days ago

Tue, Nov 25 - Wed, Dec 10
SEA
Seattle
USM
Koh Samui
$924 Roundtrip, found 6 days ago
$924
Roundtrip
found 6 days ago
Frequently asked questions
Travel information
Travel information
Origin airport | Seattle - Tacoma Intl. |
Destination airport | Samui Intl. Airport |
Airlines serving | Air France, British Airways, Cathay Pacific, China Airlines, EVA Airways, KLM, Lufthansa, Qatar Airways, Singapore Airlines, Turkish Airlines |
Popular airline | Qatar Airways |
Distance | 7720 mi |
*Available to One Key members.