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Cheap flights from Thailand to Chicago from ฿17,450

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — CHI
6 Feb — 13 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Thailand to Chicago

Keep the following information in mind while searching for Thailand to Chicago flight deals. Data was last updated 7 January 2026.

Round-trip from

฿28,469

One-way from

฿17,450

Popular in

August

Cheapest in

February

Average price

฿38,770
เอทิฮัดแอร์เวย์
  • เอทิฮัดแอร์เวย์
  • 1/5-10/5
  • 3 total stops
  • 51h 05m total
  • Thailand to Chicago
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18/5
  • 18/5
  • 3 total stops
  • 48h 21m total
  • Thailand to Chicago
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (฿62,484 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (฿9,594 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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Find flight deals from Thailand to Chicago

Enter your travel dates to find the best prices.

Cheapest flights from Thailand to Chicago
Explore the most affordable flight options available from Thailand to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 January 2026.

Sun 22/1113:30BKK - ORD
2 stops30h 30mMultiple Airlines
Wed 2/1215:09ORD - BKK
2 stops31h 56mMultiple Airlines
Deal found 6/1฿26,690
Wed 7/1013:25BKK - ORD
2 stops29h 35mMultiple Airlines
Wed 21/1015:09ORD - BKK
2 stops39h 21mMultiple Airlines
Deal found 7/1฿26,783
Fri 1/513:25BKK - ORD
2 stops29h 15mMultiple Airlines
Sun 10/514:00ORD - BKK
1 stop21h 50mMultiple Airlines
Deal found 5/1฿28,469
Mon 2/210:10BKK - ORD
2 stops45h 15mMultiple Airlines
Tue 24/213:10ORD - BKK
1 stop21h 15mMultiple Airlines
Deal found 5/1฿28,812
Fri 6/215:30BKK - ORD
2 stops39h 55mMultiple Airlines
Fri 13/213:10ORD - BKK
1 stop21h 15mMultiple Airlines
Deal found 5/1฿29,000
Tue 10/213:20BKK - ORD
2 stops40h 50mMultiple Airlines
Sun 15/314:10ORD - BKK
1 stop21h 15mMultiple Airlines
Deal found 7/1฿29,218
Tue 10/213:20BKK - ORD
2 stops40h 50mMultiple Airlines
Mon 16/314:10ORD - BKK
1 stop21h 15mMultiple Airlines
Deal found 7/1฿29,374
Tue 10/213:20BKK - ORD
2 stops40h 50mMultiple Airlines
Wed 18/314:10ORD - BKK
1 stop21h 15mMultiple Airlines
Deal found 7/1฿29,718
Wed 11/216:05BKK - ORD
2 stops32h 56mMultiple Airlines
Tue 17/315:54ORD - BKK
2 stops30h 51mMultiple Airlines
Deal found 6/1฿29,749
Mon 9/220:40BKK - ORD
2 stops47h 55mMultiple Airlines
Mon 16/314:10ORD - BKK
1 stop21h 15mMultiple Airlines
Deal found 6/1฿29,780
Fri 6/215:30BKK - ORD
2 stops39h 55mIndiGo
Fri 13/220:20ORD - BKK
2 stops35h 45mIndiGo
Deal found 6/1฿29,843
Wed 11/220:40BKK - ORD
2 stops47h 55mMultiple Airlines
Sun 15/314:10ORD - BKK
1 stop21h 15mMultiple Airlines
Deal found 6/1฿29,874

Cheapflights Fare Finder

 
Customise your flight search to find flights from Thailand 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 7 January 2026.
Use the filters below to find and compare flights from Thailand to Chicago that are best for you.

Fly from

Thailand

Fly to

Chicago

Route

Depart

Return

Price

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Thu 2/4

11:35-06:39

2 stops31h 04m

Chicago O'Hare Intl

Thu 23/4

20:48-10:25

2 stops25h 37m

฿30,966

BangkokChicago

DMK - ORD

DMKORD

Bangkok Don Mueang Intl

Wed 11/2

13:40-07:35

2 stops30h 55m

Chicago O'Hare Intl

Mon 16/3

14:30-02:30

1 stop24h 00m

฿31,216

BangkokChicago

DMK - ORD

DMKORD

Bangkok Don Mueang Intl

Mon 9/2

13:40-07:35

2 stops30h 55m

Chicago O'Hare Intl

Mon 16/3

14:30-02:30

1 stop24h 00m

฿31,216

BangkokChicago

DMK - ORD

DMKORD

Bangkok Don Mueang Intl

Mon 9/2

13:40-07:35

2 stops30h 55m

Chicago O'Hare Intl

Wed 18/3

14:30-02:30

1 stop24h 00m

฿31,216

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 18/5

11:35-16:51

2 stops41h 16m

Chicago O'Hare Intl

Fri 28/8

20:42-10:25

2 stops25h 43m

฿31,247

BangkokChicago

DMK - ORD

DMKORD

Bangkok Don Mueang Intl

Wed 11/2

13:40-07:35

2 stops30h 55m

Chicago O'Hare Intl

Fri 13/3

14:30-02:30

1 stop24h 00m

฿31,809

BangkokChicago

DMK - ORD

DMKORD

Bangkok Don Mueang Intl

Mon 9/2

13:40-07:35

2 stops30h 55m

Chicago O'Hare Intl

Fri 13/3

14:30-02:30

1 stop24h 00m

฿31,809

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 18/5

11:35-21:00

1 stop21h 25m

Chicago O'Hare Intl

Fri 28/8

13:03-10:25

2 stops33h 22m

฿31,872

Ko SamuiChicago

USM - ORD

USMORD

Ko Samui

Tue 3/2

19:30-14:41

2 stops32h 11m

Chicago O'Hare Intl

Tue 10/2

15:35-09:20

2 stops28h 45m

฿32,433

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Thu 19/2

21:30-08:40

1 stop24h 10m

Chicago O'Hare Intl

Tue 21/4

12:20-13:15

1 stop36h 55m

฿32,558

Flights are sorted by cheapest return flights first.

Deals found on 7/1

Showing 1-10 of 60 results
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Best time to book a flight from Thailand to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Thailand with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Thailand to Chicago

What is the cheapest month to book a flight from Thailand to Chicago?

Currently, June is the cheapest month in which you can book a flight from Thailand to Chicago (average of ฿22,507). Flying from Thailand to Chicago in August is currently the most expensive (average of ฿33,120). 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.

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

Find hourly flight availability from Thailand 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 7 January 2026.

A simple way to save on the total cost of your ticket is to fly from Thailand to Chicago in the evening. If you’re flexible enough to do this you can expect to save up to 62% on your trip compared to booking a flight in the afternoon.

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated 7 January 2026.
Read through reviews of airlines operating flights from Thailand to Chicago, such as EVA Air, Korean Air, andANA. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,314 reviews
Check prices

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
EVA Air
8.4
Very Good
1,314 reviews
EVA Air
8.4
Very Good
1,314 reviews
Check prices

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Korean Air
8.4
Very Good
1,188 reviews
EVA Air
8.4
Very Good
1,314 reviews
Check prices

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
ANA
8.4
Very Good
1,060 reviews
EVA Air
8.4
Very Good
1,314 reviews
Check prices

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Thai Airways
7.8
Good
376 reviews
EVA Air
8.4
Very Good
1,314 reviews
Check prices

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Cathay Pacific
7.6
Good
1,124 reviews
EVA Air
8.4
Very Good
1,314 reviews
Check prices

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

Related info for your journey

Find useful and relevant information for your journey from Thailand to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Thailand to Chicago?

    Airlines like EVA Air, Korean Air, and เดลต้า fly from Thailand to Chicago in about 24h 10m. The time it takes to get you to your destination can typically vary by up to 6h 54m. There are 13752 km between Thailand and Chicago. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Thailand to Chicago one-way?

    The cheapet airlines for a one-way flight from Thailand to Chicago are Korean Air (฿13,920), Thai Airways (฿17,628), and Japan Airlines (฿20,715).

  • What are the most popular routes from Thailand to Chicago?

    Most travellers choose Bangkok Suvarnabhumi - Chicago O'Hare Intl, Bangkok Suvarnabhumi - Chicago Midway or Chiang Mai - Chicago O'Hare Intl when deciding on the best route from Thailand to Chicago.

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

    Yes. In addition to deals on Thailand to Chicago flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Thailand to Chicago?

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

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

    Yes. Cheapflights offers flight deals from Thailand 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 Thailand to Chicago?

    Currently, June is the cheapest month in which you can book a flight from Thailand to Chicago (average of ฿22,507). Flying from Thailand to Chicago in August is currently the most expensive (average of ฿33,120). 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

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.

Alternative routes for Thailand to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
Chiang Mai to O'Hare Intl flights
Chiang Mai to Midway flights
Phuket City to St. Louis flights
Ko Samui to O'Hare Intl flights

Top 8 airlines flying from Thailand to Chicago

Discover the top 8 airlines that operate flights from Thailand to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 7 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿29,600Average฿35,500FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
United AirlinesCheapest฿30,546Average฿34,286FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Japan AirlinesCheapest฿30,947Average฿40,352FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
EVA AirCheapest฿32,585Average฿35,724FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
ANACheapest฿32,866Average฿40,877FlexibilityNo cancel feeOn-time80%
Search ANA flights
Cathay PacificCheapest฿32,917Average฿36,776FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Thai AirwaysCheapest฿35,139Average฿36,469FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
เตอร์กิชแอร์ไลน์Cheapest฿36,617Average฿39,580FlexibilityNo cancel feeOn-time77%
Search เตอร์กิชแอร์ไลน์ flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Thailand to Chicago?

Cheapflights helps you search for flights from Thailand to Chicago via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Thailand to Chicago?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Thailand to Chicago.

Can Cheapflights find flights from Thailand to Chicago with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Thailand to Chicago flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Thailand to Chicago become cheaper?

Yes! Start tracking prices for Thailand to Chicago flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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