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Ko Samui

$691+ Cheap flights from Pasadena, CA to Ko Samui (USM)

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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — USM
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Pasadena to Ko Samui

Keep the following information in mind while searching for Pasadena to Ko Samui flight deals. Data was last updated September 16, 2025.

Round-trip from

$691
(FlightHub)

Popular in

June

Cheapest in

September

Average price

$775
From Pasadena to Ko Samui
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($156 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Pasadena to Ko Samui

Cheapest flights from Pasadena to Ko Samui
Explore the most affordable flight options available from Pasadena to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Trip.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3012:10 pmLAX - USM
1 stop41h 25mMultiple Airlines
Thu 11/611:40 amUSM - LAX
1 stop22h 45mMultiple Airlines
Deal found 9/15$745
This Expedia deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2911:05 pmLAX - USM
1 stop28h 05mSingapore Airlines
Wed 11/58:55 amUSM - LAX
1 stop26h 00mSingapore Airlines
Deal found 9/14$794
This Justfly.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/111:40 pmLAX - USM
1 stop21h 30mSingapore Airlines
Wed 10/812:05 pmUSM - LAX
1 stop23h 45mSingapore Airlines
Deal found 9/14$856
This Justfly.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1312:25 pmLAX - USM
2 stops31h 35mSingapore Airlines
Wed 12/312:00 pmUSM - LAX
1 stop21h 10mSingapore Airlines
Deal found 9/15$869
This Justfly.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/88:40 pmLAX - USM
1 stop24h 30mSingapore Airlines
Wed 10/158:45 amUSM - LAX
1 stop27h 05mSingapore Airlines
Deal found 9/14$899
This Justfly.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:50 pmLAX - USM
1 stop24h 10mSingapore Airlines
Mon 12/158:55 amUSM - LAX
1 stop26h 00mSingapore Airlines
Deal found 9/14$939
This FlightHub deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2310:05 pmLAX - USM
1 stop28h 05mSingapore Airlines
Tue 12/26:05 pmUSM - LAX
1 stop39h 05mSingapore Airlines
Deal found 9/14$942

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pasadena to Ko 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 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Pasadena to Ko Samui that are best for you.

Fly from

Pasadena

Fly to

Ko Samui

Route

Depart

Return

Price

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Thu 1/22

10:05 pm-5:10 pm

1 stop28h 05m

Ko Samui

Thu 1/29

8:55 am-7:55 pm

1 stop26h 00m

$691

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Fri 2/6

7:50 pm-8:00 am

1 stop21h 10m

Ko Samui

Tue 2/10

7:45 pm-10:55 am

2 stops30h 10m

$766

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Thu 10/30

11:55 pm-7:35 pm

1 stop29h 40m

Ko Samui

Thu 11/6

4:25 pm-12:30 am

2 stops23h 05m

$786

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Sat 2/28

10:05 pm-5:10 pm

1 stop28h 05m

Ko Samui

Sat 3/14

8:55 am-8:55 pm

1 stop26h 00m

$788

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Sat 2/28

10:05 pm-5:10 pm

1 stop28h 05m

Ko Samui

Sat 3/7

6:05 pm-10:55 am

2 stops31h 50m

$814

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Tue 3/3

12:25 pm-8:00 am

2 stops28h 35m

Ko Samui

Tue 3/31

7:25 pm-12:50 pm

2 stops31h 25m

$823

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Fri 2/6

7:50 pm-8:00 am

1 stop21h 10m

Ko Samui

Sat 2/14

8:55 am-7:55 pm

1 stop26h 00m

$843

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Fri 12/19

9:10 am-7:10 am

2 stops55h 00m

$1,236

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Thu 12/18

10:40 am-7:10 am

2 stops29h 30m

$1,300

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Thu 12/18

11:20 pm-7:35 pm

1 stop29h 15m

$3,574

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Pasadena to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Pasadena with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pasadena to Ko Samui

What is the cheapest time of day to fly from P4S to USM?

Find hourly flight availability from Pasadena to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

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

What is the cheapest day to fly from Pasadena to Ko Samui?

Use this chart to determine the cheapest time to fly round-trip from Pasadena to Ko Samui. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Pasadena to Ko Samui flight should consider departing on Thursday at noon when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Pasadena to Ko Samui?

Reviews of airlines servicing Ko Samui

Get insights into the airlines that provide service to Ko 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 Ko Samui. Reviews last updated September 16, 2025.
See what other customers who have flown with EVA Air and Singapore Airlines from Pasadena to Ko Samui have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,236 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
EVA Air
8.4
Very good
1,236 reviews
EVA Air
8.4
Very good
1,236 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Singapore Airlines
8.1
Very good
1,365 reviews
EVA Air
8.4
Very good
1,236 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

Related info for your journey

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

  • What airport do you fly into for flights to Ko Samui from Pasadena?

    Ko Samui (USM) is the airport you will fly into if you book a flight from Pasadena to Ko Samui. You should not have trouble finding flights to Ko Samui from Pasadena; the airport handles an average of 0 inbound flights from Pasadena per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Ko Samui airport from Pasadena. It is only a 2.1 mi journey from Ko Samui (USM) to Ko Samui’s city center.

  • How long is the flight from Pasadena to Ko Samui?

    Singapore Airlines can get you from Pasadena to Ko Samui in just under 28h 05m. Your travel time can differ by up to . Pasadena and Ko Samui are separated by a distance of 8508 mi.

  • Can I find deals for flights from Pasadena to Ko Samui that include hotel bookings?

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

  • How can I find direct flights from Pasadena to Ko Samui?

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

  • Can I find deals for business class flights from Pasadena to Ko Samui?

    Yes. Cheapflights offers flight deals from Pasadena to Ko 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.

See more FAQs

Traveling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Tao
Ko Pha Ngan

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Alternative routes for Pasadena to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Pasadena to Ko Samui

Discover the top 2 airlines that operate flights from Pasadena to Ko Samui. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$756Average$1,159FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$1,074Average$1,182FlexibilityNo cancel feeOn-time74%

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