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$364+ 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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BKK
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
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 January 27, 2026.

This oojo deal was found by Cheapflights users on 1/26. 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 2/231:30 pm
ORD
-
HKT
1 stop41h 00m
Air India
Sun 3/88:30 pm
HKT
-
ORD
2 stops28h 00m
Air India
Deal found 1/26$681
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/201:10 pm
ORD
-
HKT
1 stop30h 10m
Air India
Tue 4/288:20 am
HKT
-
ORD
2 stops38h 50m
Air India
Deal found 1/26$699
This FlightHub deal was found by Cheapflights users on 1/26. 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 3/112:30 pm
ORD
-
HKT
1 stop41h 00m
Air India
Thu 3/199:10 am
HKT
-
ORD
2 stops39h 20m
Air India
Deal found 1/26$733
This Trip.com deal was found by Cheapflights users on 1/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/101:10 pm
ORD
-
HKT
1 stop42h 35m
Air India
Sat 4/188:45 pm
HKT
-
ORD
2 stops26h 25m
Air India
Deal found 1/26$742
This oojo deal was found by Cheapflights users on 1/27. 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 2/231:30 pm
ORD
-
HKT
1 stop41h 00m
Air India
Sat 2/288:30 pm
HKT
-
ORD
2 stops28h 00m
Air India
Deal found 1/27$752
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/92:30 pm
ORD
-
HKT
1 stop29h 35m
Air India
Tue 3/178:30 pm
HKT
-
ORD
2 stops28h 00m
Air India
Deal found 1/26$759
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/112:30 pm
ORD
-
HKT
1 stop41h 00m
Air India
Sun 3/228:30 pm
HKT
-
ORD
2 stops28h 00m
Air India
Deal found 1/26$765
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/92:30 pm
ORD
-
HKT
1 stop41h 00m
Air India
Sat 3/218:30 pm
HKT
-
ORD
2 stops28h 00m
Air India
Deal found 1/26$772
This KAYAK deal was found by Cheapflights users on 1/26. 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.
Mon 4/201:10 pm
ORD
-
HKT
1 stop42h 35m
Air India
Sun 4/268:20 am
HKT
-
ORD
2 stops38h 50m
Air India
Deal found 1/26$786
This oojo deal was found by Cheapflights users on 1/27. 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 3/82:30 pm
ORD
-
HKT
1 stop41h 00m
Air India
Tue 3/179:10 am
HKT
-
ORD
2 stops39h 20m
Air India
Deal found 1/27$791
This oojo deal was found by Cheapflights users on 1/26. 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.
Wed 12/91:10 pm
ORD
-
BKK
1 stop36h 05m
Air India
Tue 12/155:55 pm
BKK
-
ORD
2 stops30h 15m
Air India
Deal found 1/26$796
This oojo deal was found by Cheapflights users on 1/27. 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 3/11:30 pm
ORD
-
HKT
1 stop41h 00m
Air India
Sun 3/158:30 pm
HKT
-
ORD
2 stops28h 00m
Air India
Deal found 1/27$796

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 January 27, 2026.

Round-trip from

$681
(oojo)

One-way from

$364
(oojo)

Popular in

December

Cheapest in

September

Average price

$917
From Chicago (CHI) to Thailand
Search Deals
One-way flight from Chicago (CHI) to Thailand
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 January 27, 2026.
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

Wed 4/22

10:49 am-9:35 am

3 stops34h 46m

Bangkok Suvarnabhumi

Sun 5/3

9:35 am-3:15 pm

1 stop41h 40m

$807

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 3/9

9:50 am-12:55 am

2 stops27h 05m

Bangkok Suvarnabhumi

Tue 3/17

2:05 am-11:52 pm

2 stops33h 47m

$808

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 3/3

7:40 am-12:45 am

2 stops28h 05m

Bangkok Suvarnabhumi

Mon 3/9

2:05 am-12:39 am

2 stops34h 34m

$808

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Mon 3/9

9:35 am-12:45 am

2 stops27h 10m

Bangkok Suvarnabhumi

Tue 3/17

2:05 am-10:31 pm

2 stops32h 26m

$808

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 4/27

4:00 pm-9:35 am

2 stops29h 35m

Bangkok Suvarnabhumi

Sun 5/3

9:35 am-6:33 pm

2 stops44h 58m

$813

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Mon 2/2

1:26 pm-12:55 am

2 stops46h 29m

Bangkok Suvarnabhumi

Tue 3/17

12:55 am-10:31 pm

2 stops33h 36m

$813

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 2/9

6:50 am-12:55 am

2 stops29h 05m

Bangkok Suvarnabhumi

Thu 2/19

9:40 am-10:14 am

2 stops37h 34m

$814

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 4/7

2:15 pm-9:35 am

2 stops31h 20m

Bangkok Suvarnabhumi

Tue 4/28

7:00 am-12:59 am

2 stops29h 59m

$824

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 4/21

2:25 pm-9:35 am

3 stops31h 10m

Bangkok Suvarnabhumi

Wed 4/29

3:45 pm-7:07 am

2 stops27h 22m

$837

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Thu 2/5

7:30 am-12:55 am

2 stops28h 25m

Bangkok Suvarnabhumi

Sun 2/15

11:15 pm-8:40 am

1 stop22h 25m

$848

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

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 $834). 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 January 27, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 30% on flights from Chicago to Thailand by exploring options for tickets in the morning.

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 March 30, 2025.

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 January 27, 2026.
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
1,332 reviews

Crew

8.6

Comfort

8.3

Entertainment

8.0

Overall

8.4

Boarding

8.4

Food

8.1

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
EVA Air
8.4
Very good
1,332 reviews
EVA Air
8.4
Very good
1,332 reviews

Crew

8.6

Comfort

8.3

Entertainment

8.0

Overall

8.4

Boarding

8.4

Food

8.1

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
ANA
8.4
Very good
1,078 reviews
EVA Air
8.4
Very good
1,332 reviews

Crew

8.6

Comfort

8.3

Entertainment

8.0

Overall

8.4

Boarding

8.4

Food

8.1

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
Korean Air
8.4
Very good
1,188 reviews
EVA Air
8.4
Very good
1,332 reviews

Crew

8.6

Comfort

8.3

Entertainment

8.0

Overall

8.4

Boarding

8.4

Food

8.1

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
Cathay Pacific
7.6
Good
1,145 reviews
EVA Air
8.4
Very good
1,332 reviews

Crew

8.6

Comfort

8.3

Entertainment

8.0

Overall

8.4

Boarding

8.4

Food

8.1

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
United Airlines
7.4
Good
9,207 reviews
EVA Air
8.4
Very good
1,332 reviews

Crew

8.6

Comfort

8.3

Entertainment

8.0

Overall

8.4

Boarding

8.4

Food

8.1

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.

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?

    United Airlines, Delta, and Turkish Airlines can get you from Chicago to Thailand in just under 27h 05m. Your travel time can differ by up to 7h 41m. 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 $308. Users have also found prices from $345 and $361 on Turkish Airlines and Cathay Pacific, 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 $834). 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

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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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Midway to Ho Chi Minh City flights
Midway to Taiwan Taoyuan Intl flights
O'Hare Intl to Kuala Lumpur Intl 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest$601Average$886FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$666Average$1,038FlexibilityNo cancel feeOn-time72%
ANACheapest$681Average$858FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$698Average$1,045FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$707Average$896FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$710Average$1,059FlexibilityNo cancel feeOn-time77%
DeltaCheapest$718Average$1,214FlexibilityNo cancel feeOn-timeN/A
Etihad AirwaysCheapest$744Average$1,093FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$779Average$1,134FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$823Average$1,010FlexibilityNo cancel feeOn-time67%

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