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Cheap flights from Portland (PDX) to Koh Samui (USM) from $1,536

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/17. 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.
PDX — USM
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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When is the cheapest time to fly from Portland to Koh Samui (PDX - USM)?

When flying from Portland to Koh Samui, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Cathay Pacific flights from Portland to Koh Samui

Explore cheap flight options specifically provided by Cathay Pacific for the route between Portland and Koh Samui. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Find some of the cheapest Cathay Pacific flights traveling from Portland to Koh Samui. Make sure to double check the flight details before booking.
Tue 9/175:09 pmPDX - USM
2 stops35h 26mCathay Pacific
Sat 9/2110:55 amUSM - PDX
2 stops24h 17mCathay Pacific
Deal found 5/14$1,580
Tue 9/175:09 pmPDX - USM
2 stops35h 26mCathay Pacific
Sat 9/2110:05 amUSM - PDX
3 stops25h 07mCathay Pacific
Deal found 5/14$1,607

Cheap Singapore Airlines flights from Portland to Koh Samui

Explore cheap flight options specifically provided by Singapore Airlines for the route between Portland and Koh Samui. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
To aid your search, here are some of the cheapest Singapore Airlines flights we've found from Portland to Koh Samui. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Fri 9/64:14 pmPDX - USM
2 stops36h 06mSingapore Airlines
Tue 9/104:25 pmUSM - PDX
2 stops38h 21mSingapore Airlines
Deal found 5/15$1,754
Fri 9/66:00 amPDX - USM
3 stops46h 20mSingapore Airlines
Tue 9/104:25 pmUSM - PDX
2 stops38h 21mSingapore Airlines
Deal found 5/15$1,883

Portland to Koh Samui 2024 flight deals

Discover exclusive flight deals for travel between Portland and Koh Samui in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Listed are some of the best fares we've found on flights departing from Portland to Koh Samui in 2024. More deals are always being added, so be sure to check back regularly.
Tue 9/173:25 pmPDX - USM
3 stops31h 20mMultiple Airlines
Sat 9/219:10 pmUSM - PDX
3 stops35h 07mMultiple Airlines
Deal found 5/14$1,536
Tue 9/175:09 pmPDX - USM
2 stops35h 26mCathay Pacific
Sat 9/2110:55 amUSM - PDX
2 stops24h 17mCathay Pacific
Deal found 5/14$1,580
Tue 9/175:09 pmPDX - USM
2 stops35h 26mCathay Pacific
Sat 9/2110:05 amUSM - PDX
3 stops25h 07mCathay Pacific
Deal found 5/14$1,607
Fri 9/64:14 pmPDX - USM
2 stops36h 06mSingapore Airlines
Tue 9/104:25 pmUSM - PDX
2 stops38h 21mSingapore Airlines
Deal found 5/15$1,754
Fri 9/66:00 amPDX - USM
3 stops46h 20mSingapore Airlines
Tue 9/104:25 pmUSM - PDX
2 stops38h 21mSingapore Airlines
Deal found 5/15$1,883
Sun 7/216:55 pmPDX - USM
2 stops26h 20mMultiple Airlines
Wed 7/314:25 pmUSM - PDX
2 stops36h 22mMultiple Airlines
Deal found 5/16$1,893
Sun 7/219:50 amPDX - USM
3 stops32h 25mMultiple Airlines
Wed 7/319:00 amUSM - PDX
3 stops42h 16mMultiple Airlines
Deal found 5/16$2,074
Sun 7/216:55 pmPDX - USM
2 stops33h 25mMultiple Airlines
Wed 7/319:00 amUSM - PDX
3 stops42h 16mMultiple Airlines
Deal found 5/16$2,139
Mon 7/87:15 pmPDX - USM
2 stops33h 05mMultiple Airlines
Mon 7/151:30 pmUSM - PDX
2 stops41h 55mMultiple Airlines
Deal found 5/16$2,204

One-way flights to Koh Samui from Portland

Search for one-way flight options from Portland to Koh Samui. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
If you're seeking multiple options on one-way flights from Portland to Koh Samui, be sure to check out these deals, which are updated often. Those needing a return flight from Portland to Koh Samui can use the search form above.
Mon 10/76:36 amPDX - USM
3 stops35h 59mJapan Airlines
Deal found 5/15$2,975
Mon 10/78:30 pmPDX - USM
2 stops32h 05mCathay Pacific
Deal found 5/15$4,170

Find flights from Portland to Koh Samui within your budget

Customize your flight search to find flights from Portland to Koh Samui that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,536 - $2,204

Route

Depart

Return

Price

PortlandKo Samui

PDX - USM

PDXUSM

Portland

Tue 9/17

3 stops31h 20m

Ko Samui

Sat 9/21

3 stops35h 07m

$1,536

PortlandKo Samui

PDX - USM

PDXUSM

Portland

Tue 9/17

2 stops35h 26m

Ko Samui

Sat 9/21

2 stops24h 17m

$1,580

PortlandKo Samui

PDX - USM

PDXUSM

Portland

Tue 9/17

2 stops35h 26m

Ko Samui

Sat 9/21

3 stops25h 07m

$1,607

PortlandKo Samui

PDX - USM

PDXUSM

Portland

Fri 9/6

2 stops36h 06m

Ko Samui

Tue 9/10

2 stops38h 21m

$1,754

PortlandKo Samui

PDX - USM

PDXUSM

Portland

Fri 9/6

3 stops46h 20m

Ko Samui

Tue 9/10

2 stops38h 21m

$1,883

PortlandKo Samui

PDX - USM

PDXUSM

Portland

Sun 7/21

2 stops26h 20m

Ko Samui

Wed 7/31

2 stops36h 22m

$1,893

PortlandKo Samui

PDX - USM

PDXUSM

Portland

Sun 7/21

3 stops32h 25m

Ko Samui

Wed 7/31

3 stops42h 16m

$2,074

PortlandKo Samui

PDX - USM

PDXUSM

Portland

Sun 7/21

2 stops33h 25m

Ko Samui

Wed 7/31

3 stops42h 16m

$2,139

PortlandKo Samui

PDX - USM

PDXUSM

Portland

Mon 7/8

2 stops33h 05m

Ko Samui

Mon 7/15

2 stops41h 55m

$2,204

Flights are sorted by cheapest first

Deals found on 5/14

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Koh Samui

Get insights into the airlines that provide service to Koh Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Koh Samui. Reviews last updated May 16, 2024.
Peruse reviews from past customers who have flown with Cathay Pacific and Singapore Airlines from Portland to Koh Samui to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,472 reviews
Check prices

Boarding

8.4

Overall

8.3

Crew

8.7

Entertainment

7.8

Food

7.9

Comfort

8.2

Reviews

1 / 10

I travel frequently but it was my first JAL flight and it turned out to be a good experience.

Japan Airlines
8.3
Very good
1,472 reviews
Japan Airlines
8.3
Very good
1,472 reviews
Check prices

Boarding

8.4

Overall

8.3

Crew

8.7

Entertainment

7.8

Food

7.9

Comfort

8.2

Reviews

1 / 10

I travel frequently but it was my first JAL flight and it turned out to be a good experience.

Singapore Airlines
8.3
Very good
1,447 reviews
Japan Airlines
8.3
Very good
1,472 reviews
Check prices

Boarding

8.4

Overall

8.3

Crew

8.7

Entertainment

7.8

Food

7.9

Comfort

8.2

Reviews

1 / 10

I travel frequently but it was my first JAL flight and it turned out to be a good experience.

Cathay Pacific
7.8
Good
1,084 reviews
Japan Airlines
8.3
Very good
1,472 reviews
Check prices

Boarding

8.4

Overall

8.3

Crew

8.7

Entertainment

7.8

Food

7.9

Comfort

8.2

Reviews

1 / 10

I travel frequently but it was my first JAL flight and it turned out to be a good experience.

Related info for your journey

Find useful and relevant information for your journey from Portland to Koh Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Portland to Koh Samui for under $1,600 on Cheapflights?

    Yes, there are multiple flights from Portland to Koh Samui for under $1,600. The cheapest flight booked recently is on Multiple Airlines for just $1,536, but on average you can expect to pay $1,966.

  • What does PDX to USM mean?

    Portland Airport is PDX and Ko Samui Airport is USM. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Portland to Koh Samui that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Koh Samui flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to Koh Samui with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Koh Samui flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Portland to Koh Samui that include hotel bookings?

    Yes. In addition to deals on Portland to Koh Samui flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Koh Samui?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Koh Samui.

  • Can I find deals for business class flights from Portland to Koh Samui?

    Yes. Cheapflights offers flight deals from Portland to Koh Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Portland to Koh Samui that allow pets onboard?

    Many airlines flying from Portland to Koh Samui offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to Koh Samui?

    Yes, you can often find last-minute deals on Portland to Koh Samui flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland to Koh Samui flight deals updated?

    The Portland to Koh Samui flight deals you see on this page were last updated on 5/16.

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Search flights from Portland to Koh Samui by cabin class

Find flights from Portland to Koh Samui, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to Koh Samui?

Cheapflights helps you search for flights from Portland to Koh Samui via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Portland to Koh Samui?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portland to Koh Samui for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Portland to Koh Samui with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Portland to Koh Samui flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Portland to Koh Samui become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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