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Cheap flights from Thailand to Chicago from ฿17,203

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 25/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — CHI
23 Feb — 2 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap 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 24 January 2026.

Tue 29/911:20
CNX
-
ORD
2 stops36h 48m
Multiple Airlines
Tue 27/1015:09
ORD
-
CNX
2 stops31h 21m
Multiple Airlines
Deal found 24/1฿29,056
Mon 29/601:20
BKK
-
ORD
2 stops44h 31m
แอร์แคนาดา
Sun 26/707:10
ORD
-
BKK
2 stops57h 55m
แอร์แคนาดา
Deal found 23/1฿30,954
Sat 13/611:20
CNX
-
ORD
2 stops31h 00m
Multiple Airlines
Tue 21/718:53
ORD
-
CNX
2 stops27h 27m
Multiple Airlines
Deal found 24/1฿30,954
Wed 18/320:10
DMK
-
ORD
3 stops52h 20m
Multiple Airlines
Wed 22/413:10
ORD
-
DMK
1 stop25h 25m
Multiple Airlines
Deal found 24/1฿30,985
Tue 1/911:35
CNX
-
ORD
2 stops36h 33m
EVA Air
Wed 30/920:42
ORD
-
CNX
2 stops25h 43m
EVA Air
Deal found 24/1฿30,985
Mon 29/601:20
BKK
-
ORD
2 stops44h 31m
แอร์แคนาดา
Thu 30/708:45
ORD
-
BKK
2 stops26h 25m
แอร์แคนาดา
Deal found 23/1฿31,016
Tue 24/317:15
BKK
-
ORD
2 stops25h 24m
EVA Air
Tue 5/520:48
ORD
-
BKK
2 stops25h 37m
EVA Air
Deal found 23/1฿31,078
Tue 3/220:55
DMK
-
ORD
2 stops47h 40m
Multiple Airlines
Wed 11/213:30
ORD
-
DMK
1 stop44h 20m
Multiple Airlines
Deal found 23/1฿31,078
Thu 2/707:00
BKK
-
ORD
2 stops25h 05m
แอร์แคนาดา
Sun 26/710:40
ORD
-
BKK
2 stops54h 25m
แอร์แคนาดา
Deal found 23/1฿31,140
Wed 11/208:15
BKK
-
ORD
1 stop19h 26m
แอร์แคนาดา
Sat 11/408:42
ORD
-
BKK
2 stops32h 23m
แอร์แคนาดา
Deal found 22/1฿31,203
Fri 3/707:05
BKK
-
ORD
1 stop19h 36m
แอร์แคนาดา
Mon 27/719:35
ORD
-
BKK
1 stop21h 30m
แอร์แคนาดา
Deal found 23/1฿31,234
Thu 2/707:00
BKK
-
ORD
2 stops25h 05m
แอร์แคนาดา
Thu 30/708:45
ORD
-
BKK
2 stops25h 10m
แอร์แคนาดา
Deal found 23/1฿31,358

Find flight deals from Thailand to Chicago

Keep the following information in mind while searching for Thailand to Chicago flight deals. Data was last updated 24 January 2026.

Round-trip from

฿30,954

One-way from

฿17,203

Popular in

August

Cheapest in

February

Average price

฿38,638
แอร์แคนาดา
  • แอร์แคนาดา
  • 29/6-26/7
  • 4 total stops
  • 102h 26m total
  • Thailand to Chicago
Search Deals
25/5
  • 25/5
  • 3 total stops
  • 48h 26m total
  • Thailand to Chicago
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (฿62,869 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (฿9,615 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 24 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

Sat 13/6

11:20-06:20

2 stops31h 00m

Chicago O'Hare Intl

Tue 21/7

18:53-10:20

2 stops27h 27m

฿30,954

BangkokChicago

DMK - ORD

DMKORD

Bangkok Don Mueang Intl

Wed 18/3

20:10-12:30

3 stops52h 20m

Chicago O'Hare Intl

Wed 22/4

13:10-02:35

1 stop25h 25m

฿30,985

BangkokChicago

DMK - ORD

DMKORD

Bangkok Don Mueang Intl

Tue 3/2

20:55-07:35

2 stops47h 40m

Chicago O'Hare Intl

Wed 11/2

13:30-22:50

1 stop44h 20m

฿31,078

BangkokChicago

DMK - ORD

DMKORD

Bangkok Don Mueang Intl

Tue 3/3

21:00-14:30

2 stops30h 30m

Chicago O'Hare Intl

Mon 9/3

14:30-02:30

1 stop24h 00m

฿31,731

BangkokChicago

DMK - ORD

DMKORD

Bangkok Don Mueang Intl

Wed 4/3

21:00-14:30

2 stops30h 30m

Chicago O'Hare Intl

Mon 9/3

14:30-02:30

1 stop24h 00m

฿31,918

BangkokChicago

DMK - ORD

DMKORD

Bangkok Don Mueang Intl

Wed 4/3

21:00-14:30

2 stops30h 30m

Chicago O'Hare Intl

Wed 11/3

14:30-02:30

1 stop24h 00m

฿31,949

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 24/3

10:55-06:39

2 stops31h 44m

Chicago O'Hare Intl

Tue 5/5

17:52-09:45

2 stops27h 53m

฿32,447

BangkokChicago

DMK - ORD

DMKORD

Bangkok Don Mueang Intl

Mon 23/2

21:10-14:30

2 stops30h 20m

Chicago O'Hare Intl

Mon 2/3

13:30-02:30

1 stop24h 00m

฿32,447

BangkokChicago

DMK - ORD

DMKORD

Bangkok Don Mueang Intl

Mon 23/2

21:10-14:30

2 stops30h 20m

Chicago O'Hare Intl

Wed 4/3

13:30-02:30

1 stop24h 00m

฿32,478

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 1/7

09:35-08:40

1 stop35h 05m

Chicago O'Hare Intl

Thu 30/7

17:45-04:35

1 stop22h 50m

฿32,851

Flights are sorted by cheapest return flights first.

Deals found on 23/1

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, February is the cheapest month in which you can book a flight from Thailand to Chicago (average of ฿22,616). Flying from Thailand to Chicago in August is currently the most expensive (average of ฿33,007). 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 24 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 24 January 2026.
Read through reviews of airlines operating flights from Thailand to Chicago, such as Korean Air, ANA, andThai Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very Good
1,188 reviews
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
ANA
8.4
Very Good
1,078 reviews
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Thai Airways
7.8
Good
380 reviews
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Cathay Pacific
7.6
Good
1,143 reviews
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
United Airlines
7.4
Good
9,197 reviews
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

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 United Airlines and EVA Air fly from Thailand to Chicago in about 30h 45m. The time it takes to get you to your destination can typically vary by up to 4h 20m. There are 13214 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 (฿13,873), Thai Airways (฿17,999), and Japan Airlines (฿20,644).

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

    Most travellers choose Bangkok Suvarnabhumi - Chicago O'Hare Intl, Bangkok Suvarnabhumi - Chicago Midway or Bangkok Don Mueang Intl - 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, February is the cheapest month in which you can book a flight from Thailand to Chicago (average of ฿22,616). Flying from Thailand to Chicago in August is currently the most expensive (average of ฿33,007). 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
Phuket City to St. Louis flights
Chiang Mai to Midway 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 24 January 2026.
AirlineCheapestAverageFlexibilityOn-time
เตอร์กิชแอร์ไลน์Cheapest฿12,475Average฿39,445FlexibilityNo cancel feeOn-time77%
Search เตอร์กิชแอร์ไลน์ flights
ANACheapest฿19,216Average฿39,564FlexibilityNo cancel feeOn-time80%
Search ANA flights
Korean AirCheapest฿29,499Average฿31,319FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
United AirlinesCheapest฿30,441Average฿34,169FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Japan AirlinesCheapest฿30,841Average฿40,214FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
EVA AirCheapest฿32,473Average฿35,602FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Cathay PacificCheapest฿32,805Average฿36,650FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Thai AirwaysCheapest฿35,019Average฿36,345FlexibilityNo cancel feeOn-time77%
Search Thai Airways 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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