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Flights to Ko Samui

$495 Cheap flights to Koh Samui

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Koh Samui departing on 1/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from the United States to Koh Samui

Cheap round-trip flights

Recommended round-trip deals departing in the coming months from the most popular airlines that fly to Koh Samui.

Cheap one-way flights

Only flying one-way? Below are some of the best one-way flight deals to Koh Samui found on KAYAK recently.

Cheap last minute flights

Leaving soon but still want a bargain? Check out these latest deals for last minute flights to Koh Samui.

Cheap direct flights

The latest deals for direct flights to Koh Samui so you can sit back and relax without the need for a layover.

Cheap bus & train deals to Koh Samui

Find recent round-trip train or bus tickets from the United States to Koh Samui.

All round-trip flight deals to Koh Samui

The cheapest plane tickets to Koh Samui found on KAYAK recently.
9:40 am - 8:00 amSFO-USM
31h 20m1 stop
8:55 am - 6:35 pmUSM-SFO
24h 40m1 stop
$890Singapore Airlines
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Tue, Jan 21 - Mon, Jan 27
9:40 am - 8:00 amSFO-USM
31h 20m1 stop
8:55 am - 6:35 pmUSM-SFO
24h 40m1 stop
$891Singapore Airlines
Find Deal
Tue, Jan 21 - Mon, Jan 27
12:00 pm - 8:10 amSFO-USM
29h 10m2 stops
7:00 pm - 6:30 amUSM-SFO
26h 30m2 stops
$1,035EVA Air
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Tue, Jan 21 - Mon, Jan 27
12:00 pm - 7:30 amSFO-USM
28h 30m2 stops
8:20 am - 2:50 pmUSM-SFO
21h 30m2 stops
$1,054EVA Air
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Tue, Jan 21 - Mon, Jan 27
9:30 pm - 4:35 pmJFK-USM
32h 05m2 stops
2:35 pm - 9:00 amUSM-JFK
29h 25m2 stops
$1,232Qatar Airways
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Fri, May 2 - Sun, May 18
4:30 pm - 10:30 amSEA-USM
28h 00m2 stops
5:55 pm - 12:30 pmUSM-SEA
32h 35m2 stops
$1,258Qatar Airways
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Sun, Apr 6 - Sat, Apr 12
3:00 pm - 8:10 amIAD-USM
30h 10m2 stops
9:05 pm - 8:30 pmUSM-IAD
34h 25m2 stops
$1,311Turkish Airlines
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Thu, Mar 20 - Wed, Mar 26
12:20 am - 7:35 pmLAX-USM
29h 15m1 stop
11:40 am - 9:55 pmUSM-LAX
24h 15m1 stop
$1,393Cathay Pacific
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Tue, Mar 11 - Wed, Mar 26
12:20 am - 7:35 pmLAX-USM
29h 15m1 stop
11:40 am - 9:55 pmUSM-LAX
24h 15m1 stop
$1,491Cathay Pacific
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Thu, Mar 20 - Sat, Mar 29
10:35 am - 8:35 amMIA-USM
35h 00m2 stops
7:30 pm - 8:20 pmUSM-MIA
35h 50m2 stops
$1,728Turkish Airlines
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Sun, Mar 30 - Mon, Apr 28
11:40 am - 7:40 amSFO-USM
29h 00m2 stops
Mon, Jan 20
12:30 pm - 7:10 amLAX-USM
28h 40m2 stops
Thu, Mar 13
9:40 am - 8:00 amSFO-USM
31h 20m1 stop
$595Singapore Airlines
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Mon, Jan 20
1:10 am - 8:40 pmSEA-USM
29h 30m2 stops
$607EVA Air
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Thu, Mar 13
11:05 pm - 8:00 amLAX-USM
42h 55m1 stop
$615Singapore Airlines
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Fri, Mar 14
12:05 am - 8:45 pmLAX-USM
30h 40m2 stops
$644EVA Air
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Thu, Mar 13
5:05 pm - 5:30 pmSEA-USM
34h 25m2 stops
$753Qatar Airways
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Fri, Mar 14
12:20 am - 7:35 pmLAX-USM
29h 15m1 stop
$775Cathay Pacific
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Wed, Mar 12
12:20 am - 7:35 pmLAX-USM
29h 15m1 stop
$780Cathay Pacific
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Sun, Mar 9
11:30 pm - 6:25 pmMIA-USM
30h 55m2 stops
$788Qatar Airways
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Tue, Feb 4
4:05 pm - 10:15 amRDU-USM
30h 10m3 stops
7:30 pm - 6:57 pmUSM-RDU
35h 27m3 stops
$4,504
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Sat, Dec 21 - Mon, Dec 23
12:00 pm - 7:30 amSFO-USM
28h 30m2 stops
8:20 am - 5:00 pmUSM-SFO
23h 40m2 stops
$5,073
Find Deal
Thu, Dec 19 - Sun, Dec 29
12:00 pm - 7:30 amSFO-USM
28h 30m2 stops
11:40 am - 9:00 pmUSM-SFO
24h 20m1 stop
$6,030
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Thu, Dec 19 - Sun, Dec 29
3:40 pm - 6:15 pmSFO-USM
35h 35m2 stops
8:20 am - 6:30 pmUSM-SFO
25h 10m2 stops
$6,052
Find Deal
Thu, Dec 19 - Sun, Dec 29
9:40 am - 1:05 pmSFO-USM
36h 25m1 stop
8:55 am - 6:35 pmUSM-SFO
24h 40m1 stop
$6,806
Find Deal
Thu, Dec 19 - Sun, Dec 29
9:40 am - 1:05 pmSFO-USM
36h 25m1 stop
8:55 am - 6:35 pmUSM-SFO
24h 40m1 stop
$7,389
Find Deal
Thu, Dec 19 - Sun, Dec 29
9:40 am - 1:05 pmSFO-USM
36h 25m1 stop
1:25 pm - 7:34 amUSM-SFO
33h 09m2 stops
$7,946
Find Deal
Thu, Dec 19 - Sun, Dec 29

See travel insights to Koh Samui from

Koh Samui flights insights and trends

Explore insights for your Koh Samui flight to craft the best travel plan

What is the cheapest month to fly to Koh Samui?

If you are unable to visit Koh Samui during the month of April, then departing from United States during the month October is also very affordable. Most momondo users find prices during this month for around $1,441.

What is the cheapest day to depart on your flight to Koh Samui?

According to our data, Tuesday is the cheapest day to fly to Koh Samui from United States. The lowest ticket price found for a Tuesday departure recently was $1,420. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Thursday is the most expensive day to depart from United States because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $2,488.

What is the cheapest time of day to depart on your flight to Koh Samui?

According to our data, the cheapest time of day to fly to Koh Samui is in the evening. momondo users have found flights departing from United States to Koh Samui in the evening for as low as $1,582. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets at noon because they tend to be around $1,763. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheapest flights to Ko Samui

Find the cheapest flights to Ko Samui from your nearest city or airport
CHEAPEST MONTH TO FLY TO KOH SAMUI FROM LOS ANGELESFebruary21% cheaperFlying from Los Angeles to Koh Samui costs on average just $1,074 in February
MOST EXPENSIVE MONTH TO FLY TO KOH SAMUI FROM LOS ANGELESDecember21% more expensiveIt costs about $1,650 for flights to Koh Samui from Los Angeles in December
MOST POPULAR MONTH TO FLY TO KOH SAMUI FROM LOS ANGELESJanuary1,333% more users visitedMore momondo users searched in flights to Koh Samui from Los Angeles in January than any other month

Cheap Koh Samui flight deals and tips

Summary info about Koh Samui flight prices, duration and airlines

Best One-Way Price

$495

Best Round-Trip Price

$890

Fastest flight time

24h 50m
The best one-way flight price to Koh Samui from United States in the last 72 hours is $495 (San Francisco to Ko Samui).
The best round-trip flight price to Koh Samui from United States in the last 72 hours is $890 (San Francisco to Ko Samui).
The fastest flight to Koh Samui from United States takes 24h 50m (Los Angeles to Ko Samui).

Frequently asked questions about flying to Koh Samui

What is there to do in Koh Samui when it’s raining?

If you are planning a flight to Koh Samui and are looking to avoid the rain, you should avoid traveling during the months of January, May, and October. These months will typically see 5.1 inches or more of rain, meaning that rain is likely. If you do run into rain while in Koh Samui, there are still things to do and ways to enjoy your trip. Many tourists kill time during rain and storms by going to shopping centers in the area, like Fishermans Village.

When is the best time to plan a beach trip to Koh Samui?

The month of February, March, or April is often the best time to visit Koh Samui to go to the beach due to the weather. Chaweng Beach is the most often visited beach in the area. For those looking to visit another area beach, Lamai Beach is a great option in the Koh Samui area.

Is there an alternative airport near Koh Samui?

Those flying to Koh Samui could potentially find better pricing at Surat Thani Airport (67 mi from Koh Samui city center) depending on the month and departure airport.

Is there a cheaper alternative to flying into Koh Samui?

Surat Thani Airport has an average price of $74 per person and is typically the cheapest airport to fly into when visiting Koh Samui. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

What is the absolute cheapest flight to Koh Samui?

$44 is the cheapest deal found on momondo in the last two weeks for a flight to Koh Samui. This flight is from Bangkok and is 40% cheaper than most flights to Koh Samui. To find the cheapest price to Koh Samui from your area, use momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Ko Samui Airport?

Prices for flights to Ko Samui Airport are refreshed on a daily basis.

How many operators does momondo search for flights to Ko Samui Airport?

How old do you have to be to fly to Ko Samui Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Ko Samui Airport.

What documentation or ID do you need to fly to Ko Samui Airport?

The necessary travel and health documents for your Ko Samui Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Why use momondo?

Why should I use momondo to find a flight deal to Koh Samui?

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

Can I find flights to Koh Samui with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Koh Samui with this policy.

How can momondo help me find flights to Koh Samui?

momondo helps you find the best flight to Koh Samui by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight to Koh Samui right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Koh Samui. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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Cheapest flight routes to Ko Samui

These routes have the cheapest flights to Ko Samui found by momondo users in United States
DepartingDestinationBest TimeBest Price
SeattleKoh Samui31h 50m$944
San FranciscoKoh Samui28h 40m$972
Los AngelesKoh Samui21h 10m$993
BostonKoh Samui23h 30m$1,130
New YorkKoh Samui28h 15m$1,153
NewarkKoh Samui26h 50m$1,200
ChicagoKoh Samui32h 15m$1,213
Las VegasKoh Samui26h 45m$1,218
Washington, D.C.Koh Samui27h 10m$1,311
HoustonKoh Samui28h 20m$1,333
DallasKoh Samui29h 15m$1,348
San DiegoKoh Samui31h 50m$1,398
MiamiKoh Samui32h 05m$1,441
DetroitKoh Samui28h 50m$1,445
PortlandKoh Samui30h 18m$1,498
San JoseKoh Samui32h 45m$1,537