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$394+ Cheap flights from Chicago (CHI) to Thailand

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BKK
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Find flight deals from Chicago to Thailand

Cheapest flights from Chicago to Thailand
Explore the most affordable flight options available from Chicago to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This CrystalTravel deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/174:25 pmORD - BKK
1 stop25h 05mANA
Sun 12/212:20 pmBKK - ORD
1 stop30h 00mANA
Deal found 11/11$769
This Mytrip deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:06 pmORD - BKK
2 stops33h 29mMultiple Airlines
Thu 12/1112:15 pmBKK - ORD
2 stops30h 50mMultiple Airlines
Deal found 11/11$771
This CrystalTravel deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/274:25 pmORD - BKK
1 stop25h 05mANA
Thu 12/117:10 amBKK - ORD
1 stop19h 40mANA
Deal found 11/11$772
This CrystalTravel deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/174:25 pmORD - BKK
1 stop25h 05mANA
Wed 12/172:20 pmBKK - ORD
1 stop30h 00mANA
Deal found 11/11$777
This FlightHub deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/264:25 pmORD - BKK
1 stop34h 55mANA
Wed 12/1010:25 pmBKK - ORD
1 stop21h 55mANA
Deal found 11/12$806
This FlightHub deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/174:25 pmORD - BKK
1 stop25h 05mANA
Tue 12/237:10 amBKK - ORD
1 stop19h 40mANA
Deal found 11/12$809
This Gotogate deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/254:25 pmORD - BKK
1 stop25h 05mANA
Tue 2/172:25 pmBKK - ORD
1 stop29h 55mANA
Deal found 11/11$810
This CrystalTravel deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/304:25 pmORD - BKK
1 stop23h 45mANA
Wed 12/247:10 amBKK - ORD
1 stop19h 40mANA
Deal found 11/11$814
This Booking.com deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/254:25 pmORD - BKK
1 stop25h 05mANA
Tue 2/102:25 pmBKK - ORD
1 stop29h 55mANA
Deal found 11/13$816
This United Airlines deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/125:16 pmORD - BKK
2 stops29h 09mUnited Airlines
Mon 11/244:55 pmBKK - ORD
2 stops39h 35mUnited Airlines
Deal found 11/11$822
This Ovago deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:35 pmORD - HKT
1 stop31h 45mCathay Pacific
Tue 12/2312:20 pmHKT - ORD
1 stop37h 35mCathay Pacific
Deal found 11/13$836
This Vliegwinkel deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/172:35 pmORD - HKT
1 stop31h 45mCathay Pacific
Wed 12/36:35 pmHKT - ORD
1 stop31h 20mCathay Pacific
Deal found 11/11$843

Cheap flight deals from Chicago to Thailand

Keep the following information in mind while searching for Chicago to Thailand flight deals. Data was last updated November 13, 2025.

Round-trip from

$557
(oojo)

One-way from

$396
(oojo)

Popular in

June

Cheapest in

September

Average price

$878
From Chicago (CHI) to Thailand
Search Deals
One-way flight from Chicago (CHI) to Thailand
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($213 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Thailand 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 2,558,603 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from Chicago to Thailand that are best for you.

Fly from

Chicago

Fly to

Thailand

Route

Depart

Return

Price

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Thu 1/15

1:10 pm-11:20 pm

1 stop21h 10m

Bangkok Suvarnabhumi

Mon 2/16

9:25 am-7:35 am

1 stop35h 10m

$793

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 2/2

1:10 pm-11:20 pm

1 stop21h 10m

Bangkok Suvarnabhumi

Wed 2/11

9:25 am-7:35 am

1 stop35h 10m

$793

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 4/15

2:21 pm-9:45 am

2 stops31h 24m

Bangkok Suvarnabhumi

Wed 4/22

9:35 am-8:40 am

1 stop35h 05m

$809

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 2/24

9:00 am-5:10 am

2 stops31h 10m

Bangkok Suvarnabhumi

Wed 3/11

4:55 pm-6:21 am

2 stops25h 26m

$822

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 3/4

9:00 am-5:10 am

2 stops31h 10m

Bangkok Suvarnabhumi

Wed 3/18

4:55 pm-11:09 am

3 stops30h 14m

$827

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 2/3

6:47 am-11:25 am

2 stops39h 38m

Bangkok Suvarnabhumi

Wed 2/25

4:55 pm-6:21 am

2 stops26h 26m

$830

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 1/14

6:47 am-11:25 am

2 stops39h 38m

Bangkok Suvarnabhumi

Thu 3/5

4:55 pm-5:03 am

2 stops25h 08m

$830

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 1/14

6:47 am-11:25 am

2 stops39h 38m

Bangkok Suvarnabhumi

Thu 2/26

4:55 pm-5:01 am

2 stops25h 06m

$830

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Wed 1/14

2:35 pm-5:35 pm

1 stop38h 00m

Phuket City

Wed 1/28

6:35 pm-12:55 pm

1 stop31h 20m

$836

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 2/25

4:25 pm-5:10 am

1 stop23h 45m

Bangkok Suvarnabhumi

Wed 3/25

4:55 pm-6:21 am

2 stops25h 26m

$841

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

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

Have a flexible travel schedule? Discover the best time to fly to Thailand from Chicago with our price prediction graph.
Estimated round-trip 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 Chicago to Thailand

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

Currently, August is the cheapest month in which you can book a flight from Chicago to Thailand (average of $642). Flying from Chicago to Thailand in June is currently the most expensive (average of $867). 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 CHI to TH?

Find hourly flight availability from Chicago to Thailand. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 15% on flights from Chicago to Thailand by exploring options for tickets at noon.

What is the cheapest day to fly from Chicago to Thailand?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Thailand. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago to Thailand flight should consider departing on Friday afternoons when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Thailand

Get insights into the airlines that provide service to Thailand. 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 Thailand. Reviews last updated November 13, 2025.
Get a feel of what it's like to fly with EVA Air, ANA, and Korean Air from Chicago to Thailand by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,276 reviews

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
EVA Air
8.4
Very good
1,276 reviews
EVA Air
8.4
Very good
1,276 reviews

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
ANA
8.4
Very good
1,004 reviews
EVA Air
8.4
Very good
1,276 reviews

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
Korean Air
8.4
Very good
1,163 reviews
EVA Air
8.4
Very good
1,276 reviews

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
Cathay Pacific
7.6
Good
1,058 reviews
EVA Air
8.4
Very good
1,276 reviews

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
United Airlines
7.4
Good
9,017 reviews
EVA Air
8.4
Very good
1,276 reviews

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Thailand. 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 Chicago to Thailand?

    Etihad Airways, United Airlines, and Cathay Pacific can get you from Chicago to Thailand in just under 21h 10m. Your travel time can differ by up to 16h 50m. There are 8545 mi between Chicago and Thailand. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for Air India. According to our data, you can fly for as low as $396. Users have also found prices from $397 and $423 on Turkish Airlines and IndiGo, respectively.

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

    While some choose either Chicago Midway - Bangkok Suvarnabhumi or Chicago O'Hare Intl - Bangkok Don Mueang Intl, Chicago O'Hare Intl - Bangkok Suvarnabhumi is the most popular route from Chicago to Thailand.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Chicago to Thailand (average of $642). Flying from Chicago to Thailand in June is currently the most expensive (average of $867). 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

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Alternative routes for Chicago to Thailand

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Chicago to Thailand

Discover the top 10 airlines that operate flights from Chicago to Thailand. 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 2,558,603 searches. Data last updated November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest$619Average$919FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$674Average$1,037FlexibilityNo cancel feeOn-time72%
ANACheapest$681Average$868FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$698Average$1,080FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$708Average$890FlexibilityNo cancel feeOn-time69%
IndiGoCheapest$735Average$1,260FlexibilityNo cancel feeOn-time80%
Turkish AirlinesCheapest$742Average$994FlexibilityNo cancel feeOn-time77%
DeltaCheapest$745Average$1,257FlexibilityNo cancel feeOn-timeN/A
Etihad AirwaysCheapest$800Average$1,133FlexibilityNo cancel feeOn-time75%
Japan AirlinesCheapest$825Average$976FlexibilityNo cancel feeOn-time79%

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