What are the cheapest airlines to fly from Irvine to Ko Samui one-way?

For one-way options, check prices for EVA Air. According to our data, you can fly for as low as $886. Users have also found prices from $1,262 and $1,475 on Vietnam Airlines and Cathay Pacific, respectively.

What is the cheapest month to fly from Irvine to Ko Samui?

April is one of the best times of the year to fly to Ko Samui from Irvine. Prices for April average $1,318 per person but you can even find prices for as low as $1,018. The most expensive prices can be found in the month of December. Opting for a April flight can save you 25% on your journey compared to booking in December

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

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

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

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

How can I find direct flights from Irvine to Ko Samui?

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

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

Yes. Cheapflights offers flight deals from Irvine 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.

$671+ Flights from Irvine to Ko Samui

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Cheap flight deals from Irvine to Ko Samui

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$885 (Gurufare)
One-way from	$671 (Kiwi.com)
Popular in	December
Cheapest in	April
Average price	$1,071

Provider with most accurate pricing for Los Angeles-Ko Samui flight deals.

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Provider most trusted by Cheapflights users for Los Angeles-Ko Samui flights.

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From Irvine to Ko Samui

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One-way flight from Irvine to Ko Samui

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($70 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($31 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Irvine to Ko Samui

Cheapest flights from Irvine to Ko Samui
Explore the most affordable flight options available from Irvine to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Fri 9/268:40 pmLAX - USM

1 stop30h 15mSingapore Airlines

Mon 10/68:45 amUSM - LAX

1 stop27h 05mSingapore Airlines

Deal found 4/23

$877

Wed 11/52:50 pmLAX - USM

2 stops25h 55mMultiple Airlines

Wed 11/267:00 amUSM - LAX

2 stops20h 30mMultiple Airlines

Deal found 4/23

$921

Fri 9/264:25 pmLAX - USM

2 stops25h 50mChina Airlines

Mon 10/68:00 amUSM - LAX

2 stops26h 45mChina Airlines

Deal found 4/23

$1,026

Mon 5/191:40 pmLAX - USM

2 stops31h 05mTurkish Airlines

Mon 5/266:55 pmUSM - LAX

2 stops30h 50mTurkish Airlines

Deal found 4/22

$1,220

Sun 8/31:25 amLAX - USM

2 stops23h 45mEVA Air

Mon 8/117:25 pmUSM - LAX

2 stops26h 25mEVA Air

Deal found 4/23

$1,322

Sun 5/1812:30 amLAX - USM

2 stops26h 05mCathay Pacific

Mon 5/2610:55 amUSM - LAX

1 stop25h 10mCathay Pacific

Deal found 4/22

$1,419

Thu 9/2512:05 amLAX - USM

3 stops26h 30mVietnam Airlines

Mon 10/68:00 amUSM - LAX

3 stops26h 45mVietnam Airlines

Deal found 4/23

$1,785

Best flights from Irvine to Ko Samui
Discover carefully curated flight deals from Irvine to Ko Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2025.

Fri 9/58:40 pmLAX - USM

1 stop21h 10mSingapore Airlines

Fri 9/198:45 amUSM - LAX

1 stop24h 20mSingapore Airlines

Deal found 4/22

$885

Fri 9/512:50 pmLAX - USM

2 stops28h 30mMultiple Airlines

Fri 9/198:45 amUSM - LAX

2 stops26h 00mMultiple Airlines

Deal found 4/22

$958

Mon 8/1112:50 amLAX - USM

2 stops24h 55mEVA Air

Tue 8/268:45 amUSM - LAX

2 stops26h 40mEVA Air

Deal found 4/21

$1,179

Mon 5/191:40 pmLAX - USM

2 stops29h 20mTurkish Airlines

Mon 5/267:10 pmUSM - LAX

2 stops30h 35mTurkish Airlines

Deal found 4/21

$1,219

Fri 7/44:55 pmLAX - USM

2 stops28h 10mChina Airlines

Fri 7/187:00 amUSM - LAX

2 stops21h 30mChina Airlines

Deal found 4/22

$1,407

Sun 5/1812:30 amLAX - USM

2 stops26h 05mCathay Pacific

Mon 5/2610:55 amUSM - LAX

1 stop25h 10mCathay Pacific

Deal found 4/22

$1,419

Thu 5/2212:05 amLAX - USM

3 stops27h 00mVietnam Airlines

Fri 5/308:00 amUSM - LAX

3 stops26h 45mVietnam Airlines

Deal found 4/23

$1,818

Last-minute flights from Irvine to Ko Samui
Discover last-minute flight deals from Irvine to Ko Samui. Data last updated April 24, 2025 and is based on user searches.

Wed 4/2312:35 amLAX - USM

2 stops29h 55mMultiple Airlines

Wed 5/72:35 pmUSM - LAX

2 stops20h 35mMultiple Airlines

Deal found 4/23

$1,112

Thu 4/2411:10 pmLAX - USM

1 stop42h 40mSingapore Airlines

Wed 5/77:25 pmUSM - LAX

1 stop40h 25mSingapore Airlines

Deal found 4/23

$1,252

Thu 4/248:15 pmLAX - USM

3 stops28h 55mChina Airlines

Wed 5/72:35 pmUSM - LAX

2 stops20h 10mChina Airlines

Deal found 4/23

$2,031

Sun 5/1812:30 amLAX - USM

2 stops26h 05mCathay Pacific

Mon 5/2610:55 amUSM - LAX

1 stop25h 10mCathay Pacific

Deal found 4/22

$1,419

Sun 5/1812:15 amLAX - USM

2 stops23h 30mEVA Air

Mon 6/28:00 amUSM - LAX

2 stops26h 55mEVA Air

Deal found 4/23

$1,488

Mon 5/191:40 pmLAX - USM

2 stops31h 05mTurkish Airlines

Mon 5/266:55 pmUSM - LAX

2 stops30h 50mTurkish Airlines

Deal found 4/22

$1,220

Thu 5/2212:05 amLAX - USM

3 stops27h 00mVietnam Airlines

Fri 5/308:00 amUSM - LAX

3 stops26h 45mVietnam Airlines

Deal found 4/23

$1,818

One-way flights from Irvine to Ko Samui
Search for one-way flight options from Irvine to Ko Samui. Find affordable one-way fares based on user searches. Data last updated April 24, 2025.

Thu 5/2212:30 pmLAX - USM

3 stops52h 50mMultiple Airlines

Deal found 4/22

$671

Wed 5/2112:15 amLAX - USM

2 stops23h 30mEVA Air

Deal found 4/22

$886

Wed 5/2112:05 amLAX - USM

3 stops25h 40mVietnam Airlines

Deal found 4/22

$1,262

Wed 5/2112:30 amLAX - USM

1 stop28h 05mCathay Pacific

Deal found 4/22

$1,475

Thu 5/2211:40 pmLAX - USM

1 stop28h 50mSingapore Airlines

Deal found 4/22

$1,620

Sun 5/1811:15 pmLAX - USM

1 stop29h 20mBangkok Airways

Deal found 4/23

$4,472

Cheapflights Fare Finder

Use the filters below to find and compare flights from Irvine to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Mon 5/19

1:40 pm-10:45 am

2 stops31h 05m

Ko Samui

Mon 5/26

6:55 pm-11:45 am

2 stops30h 50m

$1,220

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Mon 5/19

11:40 pm-11:10 am

1 stop21h 30m

Ko Samui

Mon 5/26

7:25 pm-9:50 pm

1 stop40h 25m

$1,395

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Tue 7/15

12:40 pm-10:10 am

2 stops31h 30m

Ko Samui

Sat 7/26

7:30 pm-10:20 am

2 stops28h 50m

$1,413

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Sun 5/18

12:30 am-4:35 pm

2 stops26h 05m

Ko Samui

Mon 5/26

10:55 am-10:05 pm

1 stop25h 10m

$1,419

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Sun 5/18

12:15 am-1:45 pm

2 stops23h 30m

Ko Samui

Mon 6/2

8:00 am-8:55 pm

2 stops26h 55m

$1,488

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Fri 6/20

9:10 pm-2:45 pm

3 stops27h 35m

Ko Samui

Sat 6/28

6:55 pm-1:55 pm

2 stops33h 00m

$1,791

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Thu 5/22

12:05 am-5:05 pm

3 stops27h 00m

Ko Samui

Fri 5/30

8:00 am-8:45 pm

3 stops26h 45m

$1,818

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Thu 5/22

12:30 pm-7:20 am

3 stops52h 50m

$671

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Wed 5/21

12:15 am-1:45 pm

2 stops23h 30m

$886

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Wed 5/21

12:05 am-3:45 pm

3 stops25h 40m

$1,262

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 13 results

Best time to book a flight from Irvine to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Irvine 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 Irvine to Ko Samui

What is the cheapest time of day to fly from IR9 to USM?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irvine to Ko Samui as you normally would.

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

Travelers seeking maximum savings on their Irvine 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.

Rainfall in Ko Samui by month

In terms of precipitation, rainfall in Ko Samui ranges from 2.3 - 19.3 inches per month. November is typically the wettest month, when rainfall can reach 19.3 in. February is typically the driest time to visit Ko Samui when rainfall is around 2.3 in.

Temperature in Ko Samui by month

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

Reviews of airlines servicing Ko Samui

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

EVA Air

8.4

Very good

1,180 reviews

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

China Airlines

8.3

Very good

727 reviews

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Singapore Airlines

8.1

Very good

1,290 reviews

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Bangkok Airways

7.9

Good

109 reviews

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Vietnam Airlines

7.6

Good

194 reviews

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

What airport do you fly into for flights to Ko Samui from Irvine?
Ko Samui (USM) is the airport you will fly into if you book a flight from Irvine to Ko Samui. You should not have trouble finding flights to Ko Samui from Irvine; the airport handles an average of 0 inbound flights from Irvine per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Ko Samui airport from Irvine. It is only a 2.1 mi journey from Ko Samui (USM) to Ko Samui’s city center.
What are the cheapest airlines to fly from Irvine to Ko Samui one-way?
For one-way options, check prices for EVA Air. According to our data, you can fly for as low as $886. Users have also found prices from $1,262 and $1,475 on Vietnam Airlines and Cathay Pacific, respectively.
Can I find deals for flights from Irvine to Ko Samui that include hotel bookings?
Yes. In addition to deals on Irvine to Ko Samui flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Irvine to Ko Samui?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Irvine to Ko Samui.
Can I find deals for business class flights from Irvine to Ko Samui?
Yes. Cheapflights offers flight deals from Irvine 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

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Top 2 airlines flying from Irvine to Ko Samui

Airline	Cheapest	Average	Flexibility	On-time
Singapore Airlines	Cheapest$964	Average$1,274	FlexibilityNo cancel fee	On-time81%
EVA Air	Cheapest$1,071	Average$1,178	FlexibilityNo cancel fee	On-time74%

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$671+ Cheap flights from Irvine, CA to Ko Samui (USM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Irvine to Ko Samui with Cheapflights

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Cheap flight deals from Irvine to Ko Samui

Keep the following information in mind while searching for Irvine to Ko Samui flight deals. Data was last updated April 24, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Irvine to Ko Samui

Cheapest flights from Irvine to Ko SamuiExplore the most affordable flight options available from Irvine to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Explore the most affordable flight options available from Irvine to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Irvine to Ko Samui that are best for you.

Best time to book a flight from Irvine to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Irvine with our price prediction graph.

Cheapflights Insights

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

What is the cheapest time of day to fly from IR9 to USM?

Find hourly flight availability from Irvine 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 April 24, 2025.

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

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

Rainfall in Ko Samui by month

Plan your trip to Ko Samui by taking into account the average rainfall totals by month.

Temperature in Ko Samui by month

Plan your trip to Ko Samui by taking into account the average temperature totals by month.

Reviews of airlines servicing Ko Samui

Related info for your journey

Find useful and relevant information for your journey from Irvine 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 Irvine?

What are the cheapest airlines to fly from Irvine to Ko Samui one-way?

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

How can I find direct flights from Irvine to Ko Samui?

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

Traveling to a place near Irvine?

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Alternative routes for Irvine to Ko Samui

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Top 2 airlines flying from Irvine to Ko Samui

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Cheapest flights from Irvine to Ko Samui
Explore the most affordable flight options available from Irvine to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.