USM - CHI

฿22,141 Find Cheap Flights from Ko Samui to Chicago – Compare and Save

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Everything you should know

Cheapest return flight
฿42,199
Typical prices: ฿44,910-฿44,910
Multiple Airlines
Sun 7/10Sat 13/10
USM - ORD • 2 stops
Cheapest one-way flight
฿22,141
Typical prices: ฿32,880-฿35,006
Multiple Airlines
Thu 15/11
USM - ORD • 2 stops
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Booking Insights
Flight Deals

Cheap Flights from Ko Samui to Chicago (USM-CHI)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Ko Samui to Chicago

Wed 7 Oct - Tue 13 Oct
Multiple Airlines Logo
06:00 - 20:45USM  Ko Samui-ORD Chicago O'Hare Intl
26h 45m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
Multiple Airlines Logo
00:30 - 16:30ORD  Chicago O'Hare Intl-USM Ko Samui
28h 00m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
฿42,199Multiple Airlines
Sat 24 Oct - Sat 31 Oct
Multiple Airlines Logo
20:50 - 20:35USM  Ko Samui-ORD Chicago O'Hare Intl
35h 45m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
Multiple Airlines Logo
11:25 - 19:50ORD  Chicago O'Hare Intl-USM Ko Samui
44h 25m2 stops Tokyo Narita Bangkok Suvarnabhumi
฿44,909Multiple Airlines
Wed 7 Oct - Wed 14 Oct
Multiple Airlines Logo
15:25 - 14:43USM  Ko Samui-ORD Chicago O'Hare Intl
35h 18m3 stops Phuket City Singapore Changi Vancouver Intl
Multiple Airlines Logo
14:00 - 08:15ORD  Chicago O'Hare Intl-USM Ko Samui
30h 15m2 stops Abu Dhabi Zayed Intl Bangkok Suvarnabhumi
฿46,000Multiple Airlines
Tue 10 Nov - Sat 14 Nov
เอทิฮัดแอร์เวย์ Logo
21:30 - 07:55USM  Ko Samui-ORD Chicago O'Hare Intl
47h 25m2 stops Bangkok Suvarnabhumi Abu Dhabi Zayed Intl
เอทิฮัดแอร์เวย์ Logo
13:10 - 10:35ORD  Chicago O'Hare Intl-USM Ko Samui
32h 25m2 stops Abu Dhabi Zayed Intl Bangkok Suvarnabhumi
฿46,694เอทิฮัดแอร์เวย์
Sat 24 Oct - Sat 31 Oct
Multiple Airlines Logo
20:50 - 19:58USM  Ko Samui-ORD Chicago O'Hare Intl
35h 08m3 stops Bangkok Suvarnabhumi Vancouver Intl Toronto Pearson Intl
Multiple Airlines Logo
11:25 - 09:05ORD  Chicago O'Hare Intl-USM Ko Samui
33h 40m2 stops Tokyo Narita Bangkok Suvarnabhumi
฿49,965Multiple Airlines
Tue 10 Nov - Sat 14 Nov
EVA Air Logo
21:30 - 19:35USM  Ko Samui-ORD Chicago O'Hare Intl
35h 05m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
EVA Air Logo
23:30 - 15:20ORD  Chicago O'Hare Intl-USM Ko Samui
26h 50m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
฿50,957EVA Air
Tue 10 Nov - Sat 14 Nov
EVA Air Logo
21:30 - 19:35USM  Ko Samui-ORD Chicago O'Hare Intl
35h 05m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
EVA Air Logo
23:30 - 15:20ORD  Chicago O'Hare Intl-USM Ko Samui
26h 50m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
฿51,056EVA Air
Tue 10 Nov - Sat 14 Nov
EVA Air Logo
21:30 - 19:35USM  Ko Samui-ORD Chicago O'Hare Intl
35h 05m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
EVA Air Logo
23:30 - 15:20ORD  Chicago O'Hare Intl-USM Ko Samui
26h 50m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
฿51,221EVA Air
Sat 24 Oct - Sat 31 Oct
Multiple Airlines Logo
11:55 - 13:30USM  Ko Samui-ORD Chicago O'Hare Intl
37h 35m1 stop Hong Kong Intl
Multiple Airlines Logo
15:10 - 16:15ORD  Chicago O'Hare Intl-USM Ko Samui
37h 05m2 stops Hong Kong Intl Bangkok Suvarnabhumi
฿54,691Multiple Airlines
Sat 24 Oct - Sat 31 Oct
Multiple Airlines Logo
11:05 - 08:30USM  Ko Samui-ORD Chicago O'Hare Intl
33h 25m3 stops Singapore Changi Ho Chi Minh City Tokyo Haneda
Multiple Airlines Logo
11:25 - 10:55ORD  Chicago O'Hare Intl-USM Ko Samui
35h 30m3 stops Tokyo Narita Taipei City Taiwan Taoyuan Intl Singapore Changi
฿63,481Multiple Airlines
Booking Insights

Price, demand, and travel trends for Ko Samui to Chicago flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Ko Samui to Chicago with more confidence.

What is the cheapest Ko Samui to Chicago flight route?

There's little price difference between Ko Samui to Chicago routes. They average around ฿44,910 return, based on KAYAK data over the past 12 months.

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Key details for Ko Samui to Chicago flights

Cheapest flight

฿22,141
Flights from Ko Samui to Chicago O'Hare Intl Airport

When to book flights from Ko Samui to Chicago

Are your dates flexible? Find out the best times to travel from Ko Samui to Chicago based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Ko Samui to Chicago flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Ko Samui to Chicago?

    Flights from Ko Samui to Chicago usually depart from Ko Samui (USM) and may arrive at several airports in Chicago area, including Chicago Midway (MDW), Chicago O'Hare Intl (ORD) and Chicago Greater Rockford (RFD).

  • Which cabin classes can I book on flights from Ko Samui to Chicago?

    Only Premium Economy Class is available on flights from Ko Samui to Chicago.

  • Do I need a passport to fly from Ko Samui to Chicago?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Ko Samui to Chicago changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about ฿42,199 to ฿98,509. That means the highest observed fare was about 2x higher than the lowest one.

  • How are flight prices from Ko Samui to Chicago looking right now?

    One-way fares from Ko Samui to Chicago are currently lower than usual. Average one-way flight prices are about ฿30,314, which is 14% below the typical average for this route.

  • What is the time difference between Ko Samui and Chicago?

    Chicago is 12 hours behind Ko Samui (Central Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available in Chicago?

    Since Chicago is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
    Near Chicago O'Hare Intl Airport (ORD) – daily rates from around ฿562:

    • Routes Car & Truck Rentals
    • Europcar
    • Hertz
    • Dollar
    • Ace

    Near Chicago Midway Airport (MDW) – daily rates from around ฿1,061:

    • Hertz
    • Dollar
    • Budget
    • Alamo
    • Rent-A-Wreck

    Near Chicago Greater Rockford Airport (RFD) – daily rates from around ฿1,004:

    • Alamo
    • Enterprise Rent-A-Car
    • Budget
    • Avis
    • National

More options for your flight from Ko Samui to Chicago

Complete your trip to Chicago with a hotel stay or car hire

Car rentals in Chicago
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