Cheap flights from Chicago (CHI) to Koh Samui (USM)

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How to find the cheapest flight from
Chicago (CHI) to Koh Samui (USM)

All the information you need to plan the best CHI to USM flight in 2022: compare Chicago to Koh Samui flight prices with the expected peak season, weather and rainfall in Koh Samui.
What is the cheapest day to fly round-trip from Chicago to Koh Samui?

Travelers have found that booking a Thursday departure is the best way to save up to 58% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

When is the cheapest time to fly from Chicago to Koh Samui (CHI - USM)?

One of the essential ways to save on airfare from Chicago to Koh Samui is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 34% on airfare.

What is the cheapest month to fly from Chicago to Koh Samui?

February is one of the best times of the year to fly to Koh Samui from Chicago. Prices for February average $1,114 per person but you can even find prices for as low as $771. The most expensive prices can be found in the month of June. Opting for a February flight can save you 86% on your journey compared to booking in June

Cheap flights from Chicago to Koh Samui in July, August 2022

The best prices found for CHI to USM flights for July, August
25 Jul - 31 Jul
$2,528pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
USM
Ko Samui
USM
Ko Samui
Emirates
   
2 STOPS
ORD
Chicago O'Hare Intl
25 Jul - 31 Jul
$2,673pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
USM
Ko Samui
USM
Ko Samui
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
14 Jul - 25 Jul
$2,994pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
USM
Ko Samui
USM
Ko Samui
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl

Chicago to Koh Samui 2022 flight deals

Cheap flights to Koh Samui from Chicago found for this year
9 Nov - 21 Nov
$1,048pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
USM
Ko Samui
USM
Ko Samui
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
12 Oct - 31 Oct
$1,082pp
ORD
Chicago O'Hare Intl
Japan Airlines
   
2 STOPS
USM
Ko Samui
USM
Ko Samui
Japan Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
12 Oct - 31 Oct
$1,094pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
USM
Ko Samui
USM
Ko Samui
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl

Cheap Japan Airlines flights from Chicago to Koh Samui

12 Oct - 31 Oct
$1,082pp
ORD
Chicago O'Hare Intl
Japan Airlines
   
2 STOPS
USM
Ko Samui
USM
Ko Samui
Japan Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
11 Oct - 30 Oct
$1,097pp
ORD
Chicago O'Hare Intl
Japan Airlines
   
2 STOPS
USM
Ko Samui
USM
Ko Samui
Japan Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
11 Oct - 1 Nov
$1,159pp
ORD
Chicago O'Hare Intl
Japan Airlines
   
2 STOPS
USM
Ko Samui
USM
Ko Samui
Japan Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl

Cheap EVA Air flights from Chicago to Koh Samui

17 Sep - 23 Sep
$1,172pp
ORD
Chicago O'Hare Intl
EVA Air
   
2 STOPS
USM
Ko Samui
USM
Ko Samui
EVA Air
   
2 STOPS
ORD
Chicago O'Hare Intl
8 Oct - 2 Nov
$1,223pp
ORD
Chicago O'Hare Intl
EVA Air
   
2 STOPS
USM
Ko Samui
USM
Ko Samui
EVA Air
   
2 STOPS
ORD
Chicago O'Hare Intl

Last minute flights from Chicago to Koh Samui

Late deals on round-trip flights to Koh Samui from Chicago, departing today and this week
14 Jul - 25 Jul
$2,994pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
USM
Ko Samui
USM
Ko Samui
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
14 Jul - 25 Jul
$3,737pp
ORD
Chicago O'Hare Intl
Finnair
   
2 STOPS
USM
Ko Samui
USM
Ko Samui
Finnair
   
2 STOPS
ORD
Chicago O'Hare Intl

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Chicago</span> to <span class="emphasized">Koh Samui</span> flights.

Flight FAQs

From Chicago to Koh Samui

What airport do you fly into for flights to Koh Samui from Chicago?

Ko Samui (USM), located 2.1 mi from the city center, is the airport you fly into when you book flights from Chicago to Koh Samui. 0 airlines have flights to Ko Samui from Chicago on a regular basis. Booking flights from Chicago to Ko Samui should not be difficult; the airport handles an average of 0 inbound flights from Chicago per day.

Can I find flights from Chicago to Koh Samui for under $1,100 on Cheapflights?

Yes, there are multiple flights from Chicago to Koh Samui for under $1,100. The cheapest flight booked recently is on Multiple Airlines for just $1,048, but on average you can expect to pay $1,161.

Are there last-minute flights available from Chicago to Koh Samui for under $3,000?

There are currently 2+ open flights from Chicago to Koh Samui within the next 7 days for less than $3,000.

What are the cheapest airlines flying from Chicago to Koh Samui round-trip?

Currently priced at $1,082, Japan Airlines will fly you from Chicago to Koh Samui and back. In addition to Japan Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from EVA Air and Etihad Airways - these airlines can fly you to your destination from $1,172 and $1,262, respectively. Japan Airlines is currently priced 2% below the average price you’ll pay for this route.

What are the cheapest flights from Chicago to Koh Samui?

While on average a flight from Chicago to Koh Samui is generally $3,055, our data shows the cheapest flight currently is $3,055. When looking at the most popular route, (Chicago O'Hare Intl - Ko Samui), you can expect to pay $1,048 for that flight.

COVID Restrictions

View COVID Travel Restrictions for Koh Samui, Thailand

Do I need a COVID test to fly to Koh Samui from Chicago?

Information is based on travel restrictions from Chicago to Ko Samui

Most visitors from Chicago can enter Ko Samui without restrictions.

COVID-19 testing requirements
Visitors from Chicago are not required to present a negative COVID-19 PCR test or antigen result upon entering Ko Samui.

Quarantine requirements
Visitors from Chicago are not required to quarantine after entering Ko Samui.

Do I need a test to fly back to Chicago from Koh Samui?

Returning to Chicago from Ko Samui

COVID-19 testing requirements
Visitors from Ko Samui are not required to present a negative COVID-19 PCR test or antigen result upon entering Chicago.

Quarantine requirements
Visitors from Ko Samui are not required to quarantine after entering Chicago.

Hide COVID Travel Restrictions for Koh Samui, Thailand
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