To save on the cost of your flight from Koh Samui to Chicago-O'Hare Intl, book at least 34 days before your planned departure. Booking around this time can save you about 0% on the cost of this flight compared to booking a flight leaving this week. We have found prices from ฿27,157 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as ฿27,157.
Due to multiple factors, expect to potentially pay more when booking in January. For low rates, August can be a great choice for travel to Chicago-O'Hare Intl. Flights to Chicago-O'Hare Intl from Koh Samui in August are about ฿27,944 on average during August, but can be found for as low as ฿24,008.
When travelling, we recommend packing in preparation to handle common weather conditions. The rainfall in Koh Samui is typically less than Chicago-O'Hare Intl. We can gather that this will continue over the next 8 days.
With an average temperature of 33 °C, peak weather can be found in May. As a traveller, expect to see changes in flight prices during that period. The temperatures in Chicago-O'Hare Intl are colder than in Koh Samui.