Find Deals on Flights from Seattle to Ko Samui

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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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Seattle to Ko Samui

(Round-trip)
Depart: Tue Aug 1 2017 Return: Mon Aug 7 2017 Trip spans 7 days
$1148
Select
Major Airline
Major Airline
SEA
3:00a
USM
1:05p
34h 05m
1 stop
USM
1:55a
SEA
12:50a
46h 55m
1 stop
Depart: Fri Jun 9 2017 Return: Sun Jun 18 2017 Trip spans 10 days
$1371
Select
Singapore Airlines
Singapore Airlines
SEA
2:56p
USM
5:05p
50h 09m
3 stops
USM
5:55a
SEA
6:39a
48h 44m
3 stops
Depart: Mon Jun 5 2017 Return: Mon Jun 19 2017 Trip spans 15 days
$1238
Select
Major Airline
Major Airline
SEA
5:20a
USM
10:30a
53h 10m
1 stop
USM
9:15a
SEA
6:50p
33h 35m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

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

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Seattle
$1148
Destination

Ko Samui
$1148