Cheap flights from Ko Samui to Chicago from ฿45,846
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
Find flight deals from Ko Samui to Chicago
Cheapest flights from Ko Samui to ChicagoExplore the most affordable flight options available from Ko Samui to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 May 2025.
Explore the most affordable flight options available from Ko Samui to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 May 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Ko Samui to Chicago 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 17,341 searches. Data last updated 20 May 2025.
Use the filters below to find and compare flights from Ko Samui to Chicago that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Ko SamuiChicago
USM - ORD
USMORD
Ko Samui
Fri 12/9
14:30-15:05
2 stops36h 35m
Chicago O'Hare Intl
Wed 15/10
19:40-14:40
2 stops31h 00m
Ko SamuiChicago
USM - ORD
USMORD
Ko Samui
Fri 12/9
08:45-20:45
2 stops24h 00m
Chicago O'Hare Intl
Tue 14/10
00:30-13:45
2 stops25h 15m
Best time to book a flight from Ko Samui to Chicago
Have a flexible travel schedule? Discover the best time to fly to Chicago from Ko Samui with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Ko Samui to Chicago
What is the cheapest time of day to fly from USM to CHI?
Find hourly flight availability from Ko 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 20 May 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ko Samui to Chicago as you normally would.
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 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.
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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).
Related info for your journey
Find useful and relevant information for your journey from Ko Samui to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ko Samui to Chicago
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Cheapflights does show flights with no change fees to all users. To see these options for flights from Ko Samui to Chicago, users can toggle the no change fees filter when performing a flight search.
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