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$1,754 Find cheap flights from Oregon to Koh Samui

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight to Koh Samui departing on 9/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Fri 6/7
Fri 6/14

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Cheapest flight

$1,754
Flight from Portland to Koh Samui

FAQs for booking flights from Oregon to Koh Samui

  • How does KAYAK find such low prices on flights from Oregon to Koh Samui?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Oregon to Koh Samui.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Oregon to Koh Samui?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Koh Samui from Oregon is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Oregon to Koh Samui?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Koh Samui with an airline and back to Oregon with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Oregon to Koh Samui?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Koh Samui from Oregon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Oregon to Koh Samui?

Find which airlines fly direct from Oregon to Ko Samui, which days they fly and book direct flights.

Nonstop departures

Oregon to Ko Samui

Monday

Air Astana, Air France, Austrian Airlines, +24 more

Air Astana, Air France, +25 more

Tuesday

Air Astana, Air France, Austrian Airlines, +24 more

Air Astana, Air France, +25 more

Wednesday

Air Astana, Air France, Austrian Airlines, +24 more

Air Astana, Air France, +25 more

Thursday

Air Astana, Air France, Austrian Airlines, +24 more

Air Astana, Air France, +25 more

Friday

Air Astana, Air France, Austrian Airlines, +24 more

Air Astana, Air France, +25 more

Saturday

Air Astana, Air France, Austrian Airlines, +24 more

Air Astana, Air France, +25 more

Sunday

Air Astana, Air France, Austrian Airlines, +24 more

Air Astana, Air France, +25 more

See more direct flights

Nonstop returns

Ko Samui to Oregon

Monday

Air Astana, Air France, Austrian Airlines, +24 more

Air Astana, Air France, +25 more

Tuesday

Air Astana, Air France, Austrian Airlines, +24 more

Air Astana, Air France, +25 more

Wednesday

Air Astana, Air France, Austrian Airlines, +24 more

Air Astana, Air France, +25 more

Thursday

Air Astana, Air France, Austrian Airlines, +24 more

Air Astana, Air France, +25 more

Friday

Air Astana, Air France, Austrian Airlines, +24 more

Air Astana, Air France, +25 more

Saturday

Air Astana, Air France, Austrian Airlines, +24 more

Air Astana, Air France, +25 more

Sunday

Air Astana, Air France, Austrian Airlines, +24 more

Air Astana, Air France, +25 more

See more direct flights
See more direct flights

Book cheap flights from Oregon to Koh Samui

Recent round-trip flight deals

9/6Fri
2 stopsSingapore Airlines
45h 20mPDX-USM
9/10Tue
2 stopsSingapore Airlines
41h 16mUSM-PDX
$1,754
6/30Sun
2 stops
46h 35mPDX-USM
7/6Sat
2 stops
42h 47mUSM-PDX
$2,142
6/30Sun
2 stopsCathay Pacific
44h 35mPDX-USM
7/6Sat
2 stopsCathay Pacific
45h 24mUSM-PDX
$2,243
8/1Thu
2 stops
26h 20mPDX-USM
8/7Wed
2 stops
36h 22mUSM-PDX
$2,296
8/1Thu
2 stops
31h 21mPDX-USM
8/7Wed
3 stops
40h 27mUSM-PDX
$2,436
6/30Sun
3 stops
45h 00mPDX-USM
7/6Sat
3 stops
46h 39mUSM-PDX
$2,560
6/30Sun
2 stopsCathay Pacific
44h 35mPDX-USM
7/6Sat
3 stopsCathay Pacific
26h 22mUSM-PDX
$2,690
6/30Sun
2 stopsCathay Pacific
44h 35mPDX-USM
7/6Sat
3 stopsCathay Pacific
26h 22mUSM-PDX
$2,695
6/30Sun
3 stops
45h 00mPDX-USM
7/6Sat
3 stops
45h 19mUSM-PDX
$2,760
8/1Thu
3 stopsQatar Airways
33h 10mPDX-USM
8/7Wed
3 stopsQatar Airways
32h 50mUSM-PDX
$2,779

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Recent one-way flight deals

10/7Mon
3 stopsJapan Airlines
37h 35mPDX-USM
$2,975
10/7Mon
3 stopsJapan Airlines
37h 35mPDX-USM
$2,976
10/7Mon
2 stopsCathay Pacific
32h 05mPDX-USM
$4,179

Search by stops

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Flights to Koh Samui

Destination:

Koh Samui (USM)Thailand

Cabin classes:

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