HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Thailand

$491+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BKK
avr. 6 — avr. 131
dim. 4/6
dim. 4/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Thailand with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 avril 1, 2025.

Round-trip from

$833
(Gurufare)

One-way from

$491
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$970
From Chicago (CHI) to Thailand
Search Deals
One-way flight from Chicago (CHI) to Thailand
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($268 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 avril 1, 2025.

This Gurufare deal was found by Cheapflights users on 3/31. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/25:45 pmORD - HKT
2 stops27h 50mMultiple Airlines
mar. 9/95:30 pmHKT - ORD
2 stops27h 10mMultiple Airlines
Deal found 3/31$833
This oojo deal was found by Cheapflights users on 4/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/81:55 pmORD - HKT
2 stops34h 15mEtihad Airways
sam. 5/175:30 pmHKT - ORD
2 stops51h 15mEtihad Airways
Deal found 4/1$846
This United Airlines deal was found by Cheapflights users on 3/31. 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.
mer. 10/229:45 pmORD - BKK
2 stops38h 10mUnited Airlines
mar. 11/119:25 amBKK - ORD
2 stops42h 12mUnited Airlines
Deal found 3/31$854
This Travelocity deal was found by Cheapflights users on 3/31. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/2111:50 amORD - CNX
2 stops32h 40mMultiple Airlines
mar. 5/2010:10 amCNX - ORD
2 stops34h 30mMultiple Airlines
Deal found 3/31$854
This KAYAK deal was found by Cheapflights users on 3/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/35:45 pmORD - BKK
1 stop33h 45mANA
mar. 9/99:35 pmBKK - ORD
1 stop23h 05mANA
Deal found 3/31$856
This FlightHub deal was found by Cheapflights users on 3/31. 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.
mar. 10/144:00 pmORD - BKK
1 stop30h 00mCathay Pacific
mar. 11/117:15 pmBKK - ORD
1 stop30h 45mCathay Pacific
Deal found 3/31$858
This FlightHub deal was found by Cheapflights users on 3/31. 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.
lun. 9/14:00 pmORD - HKT
1 stop37h 20mCathay Pacific
mar. 9/3011:50 amHKT - ORD
1 stop38h 35mCathay Pacific
Deal found 3/31$858
This oojo deal was found by Cheapflights users on 3/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 10/2612:05 pmORD - BKK
1 stop24h 40mKorean Air
mar. 10/281:00 amBKK - ORD
1 stop20h 30mKorean Air
Deal found 3/31$862
This FlightHub deal was found by Cheapflights users on 3/31. 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.
ven. 10/1012:00 pmORD - BKK
1 stop31h 40mAir India
ven. 10/173:15 pmBKK - ORD
1 stop28h 10mAir India
Deal found 3/31$872
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/197:30 amORD - BKK
2 stops26h 50mDelta
jeu. 12/259:40 amBKK - ORD
2 stops27h 19mDelta
Deal found 3/31$876
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/19:30 amMDW - BKK
2 stops27h 35mDelta
mer. 9/172:35 amBKK - MDW
2 stops31h 09mDelta
Deal found 3/31$876
This United deal was found by Cheapflights users on 3/31. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 5/37:10 amORD - BKK
2 stops28h 45mMultiple Airlines
lun. 5/121:55 pmBKK - ORD
1 stop30h 45mMultiple Airlines
Deal found 3/31$904

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 avril 1, 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

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

mar. 9/2

5:45 pm-9:35 am

2 stops27h 50m

Phuket City

mar. 9/9

5:30 pm-8:40 am

2 stops27h 10m

$833

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

jeu. 5/8

1:55 pm-12:10 pm

2 stops34h 15m

Phuket City

ven. 5/16

12:55 am-8:45 am

1 stop43h 50m

$846

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

lun. 4/21

11:50 am-8:30 am

2 stops32h 40m

Chiang Mai

mar. 5/20

10:10 am-8:40 am

2 stops34h 30m

$854

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

mer. 9/3

5:45 pm-3:30 pm

1 stop33h 45m

Bangkok Suvarnabhumi

mar. 9/9

9:35 pm-8:40 am

1 stop23h 05m

$856

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

mar. 4/29

4:00 pm-2:00 pm

1 stop34h 00m

Bangkok Suvarnabhumi

mer. 6/11

7:00 pm-2:25 pm

1 stop31h 25m

$858

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

lun. 9/1

4:00 pm-5:20 pm

1 stop37h 20m

Phuket City

mar. 9/30

11:50 am-2:25 pm

1 stop38h 35m

$858

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

mer. 5/7

7:15 am-9:45 pm

2 stops26h 30m

Bangkok Suvarnabhumi

mar. 5/27

2:35 am-11:59 pm

2 stops33h 24m

$876

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

lun. 9/1

9:30 am-1:05 am

2 stops27h 35m

Bangkok Suvarnabhumi

mer. 9/17

2:35 am-9:44 pm

2 stops31h 09m

$876

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

dim. 9/7

9:29 pm-4:35 am

2 stops43h 06m

Bangkok Suvarnabhumi

lun. 9/15

9:35 am-6:18 am

3 stops32h 43m

$885

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

dim. 9/28

12:00 pm-7:40 am

1 stop31h 40m

Bangkok Suvarnabhumi

sam. 10/4

8:40 am-7:25 am

1 stop34h 45m

$898

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 60 results
1
2
3
...
6

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, March is the cheapest month in which you can book a flight from Chicago to Thailand (average of $958). Flying from Chicago to Thailand in December is currently the most expensive (average of $1,574). 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 avril 1, 2025.

When flying from Chicago to Thailand, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Thailand by month

Plan your trip to Thailand by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Thailand ranges from 0.4 - 12.6 inches per month. September is typically the wettest month, when rainfall can reach 12.6 in. January is typically the driest time to visit Thailand when rainfall is around 0.4 in.

Temperature in Thailand by month

Plan your trip to Thailand by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Thailand, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

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 avril 1, 2025.
Read through reviews of airlines operating flights from Chicago to Thailand, such as EVA Air, Korean Air and Japan Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,170 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very good
1,052 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Japan Airlines
8.3
Very good
1,440 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
ANA
8.3
Very good
830 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Singapore Airlines
8.1
Very good
1,286 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

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.

  • 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 $500. Users have also found prices from $528 and $533 on Korean Air and Etihad Airways, 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, March is the cheapest month in which you can book a flight from Chicago to Thailand (average of $958). Flying from Chicago to Thailand in December is currently the most expensive (average of $1,574). 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 Chicago to Thailand

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Narita flights
O'Hare Intl to Haneda flights
O'Hare Intl to Suvarnabhumi flights
O'Hare Intl to Incheon Intl flights
O'Hare Intl to Manila flights
O'Hare Intl to New Delhi flights
O'Hare Intl to Hong Kong flights
Midway to Haneda flights
O'Hare Intl to Hyderabad flights
Midway to Narita flights
O'Hare Intl to Denpasar flights
Midway to Suvarnabhumi flights
O'Hare Intl to Taiwan Taoyuan Intl flights
O'Hare Intl to Mumbai flights
O'Hare Intl to Chennai flights
O'Hare Intl to Hongqiao Intl flights
O'Hare Intl to Gimpo Intl flights
O'Hare Intl to Kuala Lumpur Intl flights
O'Hare Intl to Ho Chi Minh City flights
St. Louis to Narita flights
O'Hare Intl to Cochin flights
O'Hare Intl to Ahmedabad flights
O'Hare Intl to Bangalore flights
O'Hare Intl to Karachi flights
St. Louis to Haneda flights
Midway to Incheon Intl flights
O'Hare Intl to Cebu City flights
O'Hare Intl to Pu Dong flights
O'Hare Intl to Sung Shan flights
Midway to Denpasar flights
O'Hare Intl to Singapore flights
Midway to Manila flights
O'Hare Intl to Don Mueang Intl flights
O'Hare Intl to Angeles City flights
Midway to Taiwan Taoyuan Intl flights
O'Hare Intl to Capital flights
Midway to Hong Kong flights
O'Hare Intl to Lahore flights
O'Hare Intl to Kathmandu flights
O'Hare Intl to Soekarno-Hatta Intl flights
O'Hare Intl to Kansai Intl flights
O'Hare Intl to Beijing Daxing Intl flights
O'Hare Intl to Hanoi flights
O'Hare Intl to Phuket City flights
Midway to Kuala Lumpur Intl flights
Midway to Ho Chi Minh City flights
O'Hare Intl to Malé flights
St. Louis to Incheon Intl flights
O'Hare Intl to Itami flights
St. Louis to Manila flights

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 avril 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
EmiratesCheapest$503Average$1,354FlexibilityNo cancel feeOn-time75%
Air IndiaCheapest$754Average$928FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$795Average$1,004FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$805Average$1,033FlexibilityNo cancel feeOn-time77%
Korean AirCheapest$820Average$1,125FlexibilityNo cancel feeOn-time81%
ANACheapest$825Average$1,068FlexibilityNo cancel feeOn-time80%
Etihad AirwaysCheapest$828Average$1,270FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$841Average$980FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$891Average$975FlexibilityNo cancel feeOn-time79%
EVA AirCheapest$925Average$1,265FlexibilityNo cancel feeOn-time74%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.