Which airports can I use when flying from Ko Samui to Chicago O'Hare Intl Airport?

Flights from Ko Samui to Chicago O'Hare Intl Airport usually depart from Ko Samui (USM) and arrive at Chicago O'Hare Intl (ORD).

Which cabin classes can I book on flights from Ko Samui to Chicago O'Hare Intl Airport?

Only Premium Economy Class is available on flights from Ko Samui to Chicago O'Hare Intl Airport.

Do I need a passport to fly from Ko Samui to Chicago O'Hare Intl Airport?

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 O'Hare Intl Airport 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 O'Hare Intl Airport looking right now?

One-way fares from Ko Samui to Chicago O'Hare Intl Airport 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 O'Hare Intl Airport?

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

Which car hire options are available at Chicago O'Hare Intl Airport (ORD)?

Chicago O'Hare Intl Airport (ORD) hosts 5 major car hire companies, with daily rates starting from around ฿562 for economy cars. Top options include: • Routes Car & Truck Rentals • Europcar • Hertz • Dollar • Ace

Cheap Flights from Ko Samui to Chicago O'Hare | KAYAK

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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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We hope you enjoy your trip to Chicago O'Hare Intl Airport!

Flight Deals

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

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

Return

One-way

Recent return flight deals from Ko Samui to O'Hare Intl

Wed 7 Oct - Tue 13 Oct

06:00 - 20:45USM Ko Samui-ORD Chicago O'Hare Intl

26h 45m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

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

20:50 - 20:35USM Ko Samui-ORD Chicago O'Hare Intl

35h 45m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

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

15:25 - 14:43USM Ko Samui-ORD Chicago O'Hare Intl

35h 18m3 stops Phuket City Singapore Changi Vancouver Intl

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

21:30 - 07:55USM Ko Samui-ORD Chicago O'Hare Intl

47h 25m2 stops Bangkok Suvarnabhumi Abu Dhabi Zayed Intl

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

20:50 - 19:58USM Ko Samui-ORD Chicago O'Hare Intl

35h 08m3 stops Bangkok Suvarnabhumi Vancouver Intl Toronto Pearson Intl

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

21:30 - 19:35USM Ko Samui-ORD Chicago O'Hare Intl

35h 05m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

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

21:30 - 19:35USM Ko Samui-ORD Chicago O'Hare Intl

35h 05m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

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

21:30 - 19:35USM Ko Samui-ORD Chicago O'Hare Intl

35h 05m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

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

11:55 - 13:30USM Ko Samui-ORD Chicago O'Hare Intl

37h 35m1 stop Hong Kong Intl

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

11:05 - 08:30USM Ko Samui-ORD Chicago O'Hare Intl

33h 25m3 stops Singapore Changi Ho Chi Minh City Tokyo Haneda

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 O'Hare Intl Airport flights

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

What is the cheapest airline to fly from Ko Samui to Chicago O'Hare Intl Airport?

เอทิฮัดแอร์เวย์ (฿46,694) and EVA Air (฿50,957) are the cheapest airlines to fly return from Ko Samui to Chicago O'Hare Intl Airport according to KAYAK data over the last 5 days.

Find deals

Cheapest flight	฿22,141

Flights from Ko Samui to Chicago O'Hare Intl Airport

When to book flights from Ko Samui to O'Hare Intl

Are your dates flexible? Find out the best times to travel from Ko Samui to O'Hare Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Ko Samui to Chicago O'Hare Intl Airport?
Flights from Ko Samui to Chicago O'Hare Intl Airport usually depart from Ko Samui (USM) and arrive at Chicago O'Hare Intl (ORD).
Which cabin classes can I book on flights from Ko Samui to Chicago O'Hare Intl Airport?
Only Premium Economy Class is available on flights from Ko Samui to Chicago O'Hare Intl Airport.
Do I need a passport to fly from Ko Samui to Chicago O'Hare Intl Airport?
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 O'Hare Intl Airport 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 O'Hare Intl Airport looking right now?
One-way fares from Ko Samui to Chicago O'Hare Intl Airport 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 O'Hare Intl Airport?
Chicago O'Hare Intl Airport is 12 hours behind Ko Samui (Central Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.
Which car hire options are available at Chicago O'Hare Intl Airport (ORD)?
Chicago O'Hare Intl Airport (ORD) hosts 5 major car hire companies, with daily rates starting from around ฿562 for economy cars. Top options include:
• Routes Car & Truck Rentals
• Europcar
• Hertz
• Dollar
• Ace

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USM - ORD

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

Everything you should know

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

Recent return flight deals from Ko Samui to O'Hare Intl

Recent one-way flight deals from Ko Samui to O'Hare Intl

Price, demand, and travel trends for Ko Samui to Chicago O'Hare Intl Airport flights

What is the cheapest airline to fly from Ko Samui to Chicago O'Hare Intl Airport?

Key details for Ko Samui to Chicago O'Hare Intl Airport flights

Cheapest flight

When to book flights from Ko Samui to O'Hare Intl

Your Ko Samui to Chicago O'Hare Intl Airport flight questions, answered

More options for your flight from Ko Samui to O'Hare Intl

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

Information on your arrival and departure airports

Cabin class types available on flights to O'Hare Intl

Flights from domestic origins to O'Hare Intl

Flights to other popular destinations

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