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Cheap flights from Thailand to Chicago from ฿17,345

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 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — CHI
24 Mar — 31 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 22 February 2026.

Sat 13/611:35
CNX
-
ORD
2 stops30h 45m
EVA Air
Tue 21/719:40
ORD
-
CNX
2 stops26h 45m
EVA Air
Deal found 20/2฿30,407
Wed 8/711:35
CNX
-
ORD
2 stops30h 45m
EVA Air
Wed 22/719:40
ORD
-
CNX
2 stops26h 45m
EVA Air
Deal found 18/2฿30,501
Sun 30/807:00
BKK
-
ORD
2 stops34h 05m
United Airlines
Wed 20/116:25
ORD
-
BKK
1 stop23h 45m
United Airlines
Deal found 21/2฿33,045
Wed 29/409:35
BKK
-
ORD
2 stops32h 24m
United Airlines
Sun 12/706:00
ORD
-
BKK
2 stops34h 35m
United Airlines
Deal found 22/2฿33,076
Sat 2/511:15
BKK
-
ORD
2 stops39h 30m
แอร์แคนาดา
Sat 8/808:45
ORD
-
BKK
2 stops31h 50m
แอร์แคนาดา
Deal found 21/2฿33,107
Sat 28/220:05
BKK
-
ORD
2 stops56h 00m
โอมานแอร์
Tue 31/320:00
ORD
-
BKK
2 stops24h 30m
โอมานแอร์
Deal found 20/2฿33,138
Mon 2/321:10
DMK
-
ORD
2 stops47h 25m
Multiple Airlines
Fri 3/413:10
ORD
-
DMK
1 stop25h 25m
Multiple Airlines
Deal found 18/2฿33,138
Tue 31/315:45
BKK
-
ORD
3 stops33h 12m
United Airlines
Mon 28/915:55
ORD
-
BKK
3 stops29h 40m
United Airlines
Deal found 19/2฿33,169
Sun 14/607:00
BKK
-
ORD
2 stops29h 59m
United Airlines
Wed 15/714:33
ORD
-
BKK
3 stops31h 02m
United Airlines
Deal found 19/2฿33,200
Tue 31/315:45
BKK
-
ORD
3 stops33h 12m
United Airlines
Mon 27/414:40
ORD
-
BKK
2 stops30h 55m
United Airlines
Deal found 19/2฿33,231
Wed 11/316:55
BKK
-
ORD
2 stops24h 23m
United Airlines
Wed 18/308:53
ORD
-
BKK
3 stops38h 32m
United Airlines
Deal found 21/2฿33,262
Sun 26/409:35
BKK
-
ORD
2 stops32h 45m
United Airlines
Wed 5/806:30
ORD
-
BKK
2 stops29h 25m
United Airlines
Deal found 21/2฿33,293

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 22 February 2026.

Round-trip from

฿30,407

One-way from

฿16,910

Popular in

August

Cheapest in

November

Average price

฿32,704
EVA Air
  • EVA Air
  • 13/6-21/7
  • 4 total stops
  • 57h 30m total
  • Thailand to Chicago
Search Deals
25/4
  • 25/4
  • 3 total stops
  • 44h 20m total
  • Thailand to Chicago
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (฿84,701 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿16,357 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 22 February 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

11:35-06:20

2 stops30h 45m

Chicago O'Hare Intl

Tue 21/7

19:40-10:25

2 stops26h 45m

฿30,407

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 1/7

16:45-06:20

2 stops25h 35m

Chicago O'Hare Intl

Tue 22/9

00:30-10:50

1 stop22h 20m

฿33,138

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 31/3

15:45-12:57

3 stops33h 12m

Chicago O'Hare Intl

Tue 29/9

17:45-04:35

1 stop22h 50m

฿33,169

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 30/3

15:45-18:54

3 stops39h 09m

Chicago O'Hare Intl

Wed 30/9

17:45-04:35

1 stop22h 50m

฿33,169

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sun 14/6

07:00-00:59

2 stops29h 59m

Chicago O'Hare Intl

Wed 15/7

14:33-09:35

3 stops31h 02m

฿33,200

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Fri 1/5

07:45-20:08

2 stops24h 23m

Chicago O'Hare Intl

Sun 10/5

09:55-23:20

2 stops25h 25m

฿33,355

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Fri 1/5

17:10-18:15

2 stops37h 05m

Chicago O'Hare Intl

Sun 10/5

14:00-18:10

1 stop40h 10m

฿33,603

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 18/8

02:35-23:45

2 stops33h 10m

Chicago O'Hare Intl

Sat 29/8

12:30-23:35

1 stop23h 05m

฿33,821

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 1/4

15:45-06:20

2 stops26h 35m

Chicago O'Hare Intl

Mon 28/9

15:55-09:35

3 stops29h 40m

฿35,403

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sat 7/3

17:10-15:05

3 stops34h 55m

Chicago O'Hare Intl

Mon 16/3

14:10-23:25

1 stop21h 15m

฿35,744

Flights are sorted by cheapest return flights first.

Deals found on 19/2

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 ฿22,806). Flying from Thailand to Chicago in August is currently the most expensive (average of ฿32,983). 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 22 February 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 22 February 2026.
Read through reviews of airlines operating flights from Thailand to Chicago, such as EVA Air, ANA, andKorean Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,357 reviews
Check prices

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.
EVA Air
8.4
Very Good
1,357 reviews
EVA Air
8.4
Very Good
1,357 reviews
Check prices

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.
ANA
8.4
Very Good
1,098 reviews
EVA Air
8.4
Very Good
1,357 reviews
Check prices

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.
Korean Air
8.4
Very Good
1,195 reviews
EVA Air
8.4
Very Good
1,357 reviews
Check prices

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.
Japan Airlines
8.3
Very Good
1,714 reviews
EVA Air
8.4
Very Good
1,357 reviews
Check prices

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.
Cathay Pacific
7.6
Good
1,176 reviews
EVA Air
8.4
Very Good
1,357 reviews
Check prices

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.

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, United Airlines, and เดลต้า 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 03m. 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 (฿13,836), Thai Airways (฿17,952), and Japan Airlines (฿20,590).

  • 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 ฿22,806). Flying from Thailand to Chicago in August is currently the most expensive (average of ฿32,983). 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 22 February 2026.
AirlineCheapestAverageFlexibilityOn-time
เตอร์กิชแอร์ไลน์Cheapest฿12,442Average฿39,342FlexibilityNo cancel feeOn-time77%
Search เตอร์กิชแอร์ไลน์ flights
ANACheapest฿19,166Average฿37,808FlexibilityNo cancel feeOn-time80%
Search ANA flights
Korean AirCheapest฿29,422Average฿31,035FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Japan AirlinesCheapest฿30,760Average฿40,109FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
United AirlinesCheapest฿32,042Average฿34,080FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Cathay PacificCheapest฿32,719Average฿36,938FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
EVA AirCheapest฿33,025Average฿35,703FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Thai AirwaysCheapest฿34,928Average฿36,078FlexibilityNo 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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