HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Chicago

$1,242+ Cheap flights from Koh Samui (USM) to Chicago (CHI)

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
USM — CHI
ene. 26 — feb. 21
dom. 1/26
dom. 2/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Koh Samui to Chicago with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Koh Samui to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Koh Samui (USM) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 21, 2025.

Find flight deals from Koh Samui to Chicago

Cheapest flights from Koh Samui to Chicago
Explore the most affordable flight options available from Koh Samui to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 21, 2025.

This ubfly deal was found by Cheapflights users on 1/21. 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 ubfly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/127:00 amUSM - ORD
2 stops25h 45mEVA Air
mar. 10/1412:30 amORD - USM
2 stops26h 40mEVA Air
Deal found 1/21$1,242
This Emirates deal was found by Cheapflights users on 1/21. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/125:55 pmUSM - ORD
2 stops33h 50mEmirates
mié. 10/158:35 pmORD - USM
2 stops32h 20mEmirates
Deal found 1/21$1,457
This EaseMyTrip deal was found by Cheapflights users on 1/21. 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 EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/121:30 pmUSM - ORD
2 stops31h 25mEtihad Airways
mié. 10/159:50 amORD - USM
3 stops37h 50mEtihad Airways
Deal found 1/21$1,985

Travel insights for flights from Koh Samui to Chicago

Get recent, data-driven insights about flights from Koh Samui to Chicago including ideal travel times, pricing trends, and more.

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

Find hourly flight availability from Koh Samui to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 21, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 65% on flights from Koh Samui to Chicago by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Koh Samui to Chicago. Price data was last updated on January 21, 2025.

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

Rainfall in Chicago by month

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

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

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

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Related info for your journey

Find useful and relevant information for your journey from Koh Samui to Chicago. 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 from for flights from Koh Samui to Chicago?

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

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Koh Samui to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Koh Samui to Chicago (average of $245). Flying from Koh Samui to Chicago in March is currently the most expensive (average of $320). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Koh Samui?

Book flights to Koh Samui if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Porter
Lansing
Valparaiso
Chesterton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.