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$452+ 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BKK
Aug 7 — Aug 141
Fri 8/7
Fri 8/14
1 adult, Economy
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Cheap 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 July 8, 2026.

This KAYAK deal was found by Cheapflights users on 7/7. 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.
Sun 10/114:15 pm
ORD
-
CNX
1 stop29h 30m
Cathay Pacific
Wed 10/217:25 pm
CNX
-
ORD
1 stop30h 30m
Cathay Pacific
Deal found 7/7$864
This oojo deal was found by Cheapflights users on 7/8. 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.
Tue 8/114:00 pm
ORD
-
HKT
1 stop30h 50m
Cathay Pacific
Tue 9/811:50 am
HKT
-
ORD
1 stop38h 30m
Cathay Pacific
Deal found 7/8$873
This oojo deal was found by Cheapflights users on 7/6. 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.
Sun 10/44:15 pm
ORD
-
HKT
1 stop30h 35m
Cathay Pacific
Mon 10/126:20 pm
HKT
-
ORD
1 stop31h 35m
Cathay Pacific
Deal found 7/6$877
This oojo deal was found by Cheapflights users on 7/5. 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.
Mon 11/22:35 pm
ORD
-
HKT
1 stop38h 00m
Cathay Pacific
Sun 11/1512:20 pm
HKT
-
ORD
1 stop37h 35m
Cathay Pacific
Deal found 7/5$879
This FlightHub deal was found by Cheapflights users on 7/8. 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.
Tue 8/114:00 pm
ORD
-
HKT
1 stop30h 50m
Cathay Pacific
Wed 9/911:50 am
HKT
-
ORD
1 stop38h 30m
Cathay Pacific
Deal found 7/8$887
This Gotogate deal was found by Cheapflights users on 7/7. 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.
Thu 8/204:00 pm
ORD
-
HKT
1 stop30h 50m
Cathay Pacific
Sat 9/511:50 am
HKT
-
ORD
1 stop38h 30m
Cathay Pacific
Deal found 7/7$897
This KAYAK deal was found by Cheapflights users on 7/8. 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.
Sun 10/114:15 pm
ORD
-
HKT
1 stop30h 35m
Cathay Pacific
Tue 10/2712:20 pm
HKT
-
ORD
1 stop37h 35m
Cathay Pacific
Deal found 7/8$910
This Korean Air deal was found by Cheapflights users on 7/5. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:15 pm
ORD
-
CNX
1 stop22h 40m
Korean Air
Wed 11/1112:15 am
CNX
-
ORD
1 stop21h 15m
Korean Air
Deal found 7/5$910
This Expedia deal was found by Cheapflights users on 7/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:45 pm
ORD
-
HKT
2 stops30h 25m
Multiple Airlines
Sun 8/232:45 pm
HKT
-
ORD
2 stops36h 40m
Multiple Airlines
Deal found 7/7$913
This Expedia deal was found by Cheapflights users on 7/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:45 pm
ORD
-
CNX
2 stops29h 30m
Multiple Airlines
Wed 8/2610:10 am
CNX
-
ORD
2 stops34h 30m
Multiple Airlines
Deal found 7/5$913
This KAYAK deal was found by Cheapflights users on 7/7. 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.
Wed 8/194:00 pm
ORD
-
CNX
1 stop38h 40m
Cathay Pacific
Thu 12/1010:35 am
CNX
-
ORD
1 stop39h 20m
Cathay Pacific
Deal found 7/7$914
This Orbitz deal was found by Cheapflights users on 7/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:45 pm
ORD
-
HKT
2 stops30h 25m
Multiple Airlines
Tue 9/87:10 pm
HKT
-
ORD
2 stops31h 45m
Multiple Airlines
Deal found 7/8$915

Find flight deals from Chicago to Thailand

Keep the following information in mind while searching for Chicago to Thailand flight deals. Data was last updated July 8, 2026.

Round-trip from

$864
(KAYAK)

One-way from

$452
(KAYAK)

Popular in

December

Cheapest in

September

Average price

$1,129
From Chicago (CHI) to Thailand
Search Deals
One-way flight from Chicago (CHI) to Thailand
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 8, 2026.
Use the filters below to find and compare flights from Chicago to Thailand that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Sun 11/1

11:15 am-10:55 pm

1 stop22h 40m

Chiang Mai

Tue 11/10

12:15 am-8:30 am

1 stop21h 15m

$945

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Thu 11/12

5:30 am-10:55 pm

2 stops28h 25m

Chiang Mai

Tue 11/17

12:15 am-11:30 pm

2 stops36h 15m

$970

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Sun 11/15

5:30 am-10:55 pm

2 stops28h 25m

Chiang Mai

Tue 11/17

12:15 am-8:30 am

1 stop21h 15m

$990

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Tue 8/11

1:50 pm-10:10 pm

2 stops44h 20m

Phuket City

Tue 9/8

11:25 pm-11:59 pm

2 stops36h 34m

$1,021

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Sun 1/3

7:55 pm-10:10 pm

2 stops37h 15m

Phuket City

Tue 1/12

11:40 pm-11:46 pm

2 stops37h 06m

$1,021

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Mon 11/2

6:30 am-10:10 pm

2 stops26h 40m

Phuket City

Sun 11/15

11:40 pm-9:53 pm

2 stops35h 13m

$1,021

ChicagoPhuket City

MDW - HKT

MDWHKT

Chicago Midway

Tue 8/11

9:24 am-10:10 pm

2 stops24h 46m

Phuket City

Mon 9/7

11:25 pm-4:57 pm

2 stops29h 32m

$1,021

ChicagoPhuket City

MDW - HKT

MDWHKT

Chicago Midway

Mon 9/7

9:24 am-10:10 pm

2 stops24h 46m

Phuket City

Wed 9/9

11:25 pm-10:45 pm

2 stops35h 20m

$1,021

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Thu 11/12

11:15 am-10:55 pm

1 stop22h 40m

Chiang Mai

Tue 11/17

12:15 am-8:30 am

1 stop21h 15m

$1,043

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Thu 11/26

1:05 pm-11:30 am

3 stops33h 25m

Bangkok Suvarnabhumi

Sun 12/6

4:55 pm-6:08 am

2 stops26h 13m

$1,045

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/7

Showing 1-10 of 60 resultsSorted by cheapest first
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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, July is the cheapest month in which you can book a flight from Chicago to Thailand (average of $609). Flying from Chicago to Thailand in August is currently the most expensive (average of $1,417). 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.

How far ahead should I book a flight from Chicago to Thailand?

To ensure you get the cheapest price possible for a flight from Chicago to Thailand, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 July 8, 2026.
Get a feel of what it's like to fly with EVA Air,ANA, andDelta 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
8.5
Very good
1,491 reviews

Boarding

8.4

Entertainment

8.0

Overall

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
EVA Air
8.5
Very good
1,491 reviews
EVA Air
8.5
Very good
1,491 reviews

Boarding

8.4

Entertainment

8.0

Overall

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
ANA
8.3
Very good
1,269 reviews
EVA Air
8.5
Very good
1,491 reviews

Boarding

8.4

Entertainment

8.0

Overall

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
Delta
7.8
Good
8,453 reviews
EVA Air
8.5
Very good
1,491 reviews

Boarding

8.4

Entertainment

8.0

Overall

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
Cathay Pacific
7.6
Good
1,403 reviews
EVA Air
8.5
Very good
1,491 reviews

Boarding

8.4

Entertainment

8.0

Overall

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
United Airlines
7.4
Good
9,955 reviews
EVA Air
8.5
Very good
1,491 reviews

Boarding

8.4

Entertainment

8.0

Overall

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!

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?

    Korean Air, Delta, and United Airlines can get you from Chicago to Thailand in just under 22h 40m. Your travel time can differ by up to 10h 45m. There are 8211 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 $308. Users have also found prices from $342 and $361 on Turkish Airlines and Cathay Pacific, respectively.

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

    While some choose either Chicago O'Hare Intl - Bangkok Don Mueang Intl or Chicago Midway - Bangkok Suvarnabhumi, 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, July is the cheapest month in which you can book a flight from Chicago to Thailand (average of $609). Flying from Chicago to Thailand in August is currently the most expensive (average of $1,417). 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.

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 July 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest$602Average$868FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$665Average$915FlexibilityNo cancel feeOn-time72%
ANACheapest$679Average$833FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$696Average$917FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$704Average$906FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$710Average$1,008FlexibilityNo cancel feeOn-time77%
DeltaCheapest$749Average$1,360FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$790Average$1,134FlexibilityNo cancel feeOn-time71%
EVA AirCheapest$804Average$1,111FlexibilityNo cancel feeOn-time74%
Japan AirlinesCheapest$815Average$971FlexibilityNo cancel feeOn-time79%

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