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$387+ 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BKK
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
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 March 10, 2026.

This Jettzy deal was found by Cheapflights users on 3/7. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/311:10 pm
ORD
-
HKT
1 stop42h 35m
Air India
Thu 9/248:25 am
HKT
-
ORD
2 stops38h 45m
Air India
Deal found 3/7$634
This FlightHub deal was found by Cheapflights users on 3/8. 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.
Wed 9/161:10 pm
ORD
-
HKT
1 stop30h 15m
Air India
Tue 9/228:45 pm
HKT
-
ORD
2 stops26h 25m
Air India
Deal found 3/8$659
This FlightHub deal was found by Cheapflights users on 3/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:10 pm
ORD
-
HKT
1 stop30h 15m
Air India
Thu 10/18:45 pm
HKT
-
ORD
2 stops26h 25m
Air India
Deal found 3/5$662
This FlightHub deal was found by Cheapflights users on 3/9. 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 11/22:30 pm
ORD
-
HKT
1 stop28h 35m
Air India
Sun 11/158:30 pm
HKT
-
ORD
2 stops28h 00m
Air India
Deal found 3/9$691
This FlightHub deal was found by Cheapflights users on 3/8. 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.
Fri 12/42:30 pm
ORD
-
HKT
1 stop28h 35m
Air India
Sun 12/139:10 am
HKT
-
ORD
2 stops39h 20m
Air India
Deal found 3/8$698
This oojo deal was found by Cheapflights users on 3/9. 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 4/151:10 pm
ORD
-
HKT
1 stop42h 35m
Air India
Tue 4/218:45 pm
HKT
-
ORD
2 stops26h 25m
Air India
Deal found 3/9$707
This FlightHub deal was found by Cheapflights users on 3/9. 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.
Sun 11/292:30 pm
ORD
-
HKT
1 stop28h 35m
Air India
Tue 12/88:30 pm
HKT
-
ORD
2 stops28h 00m
Air India
Deal found 3/9$712
This FlightHub deal was found by Cheapflights users on 3/9. 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.
Fri 11/272:30 pm
ORD
-
HKT
1 stop40h 00m
Air India
Tue 12/88:30 pm
HKT
-
ORD
2 stops28h 00m
Air India
Deal found 3/9$716
This FlightHub deal was found by Cheapflights users on 3/9. 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.
Fri 11/202:30 pm
ORD
-
HKT
1 stop28h 35m
Air India
Sat 11/289:10 am
HKT
-
ORD
2 stops39h 20m
Air India
Deal found 3/9$734
This oojo deal was found by Cheapflights users on 3/8. 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.
Wed 4/151:10 pm
ORD
-
HKT
1 stop30h 15m
Air India
Tue 4/288:45 pm
HKT
-
ORD
2 stops26h 25m
Air India
Deal found 3/8$739
This KAYAK deal was found by Cheapflights users on 3/8. 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.
Mon 9/144:00 pm
ORD
-
HKT
1 stop30h 50m
Cathay Pacific
Mon 9/216:20 pm
HKT
-
ORD
1 stop31h 35m
Cathay Pacific
Deal found 3/8$756
This EaseMyTrip deal was found by Cheapflights users on 3/5. 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 EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/264:00 pm
ORD
-
CNX
1 stop29h 45m
Cathay Pacific
Sat 9/1210:30 am
CNX
-
ORD
1 stop39h 50m
Cathay Pacific
Deal found 3/5$791

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 March 10, 2026.

Round-trip from

$634
(Jettzy)

One-way from

$387
(oojo)

Popular in

December

Cheapest in

September

Average price

$872
From Chicago (CHI) to Thailand
Search Deals
One-way flight from Chicago (CHI) to Thailand
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 10, 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

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Thu 5/7

7:07 am-11:35 pm

2 stops28h 28m

Bangkok Suvarnabhumi

Sun 5/24

9:40 pm-8:26 pm

2 stops34h 46m

$830

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 8/25

12:15 pm-4:35 am

1 stop28h 20m

Bangkok Suvarnabhumi

Mon 10/5

9:35 am-11:20 pm

2 stops25h 45m

$830

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Sun 8/16

1:10 pm-7:45 pm

1 stop42h 35m

Phuket City

Thu 8/20

8:45 pm-11:10 am

1 stop26h 25m

$891

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 4/14

9:35 pm-9:35 am

2 stops48h 00m

Bangkok Suvarnabhumi

Tue 4/21

3:45 pm-5:05 pm

3 stops37h 20m

$892
Quickest round-trip

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 9/2

12:30 am-10:25 am

1 stop21h 55m

Chiang Mai

Mon 9/7

11:35 am-8:45 pm

1 stop21h 10m

$908

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 4/8

1:10 pm-7:40 am

1 stop30h 30m

Bangkok Suvarnabhumi

Thu 4/30

5:55 pm-11:10 am

1 stop29h 15m

$914

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Sun 4/26

6:00 pm-10:10 pm

2 stops40h 10m

Phuket City

Sun 5/10

11:25 pm-4:55 pm

2 stops29h 30m

$935

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Sat 4/25

5:21 pm-9:45 pm

2 stops40h 24m

Bangkok Suvarnabhumi

Tue 5/12

9:40 pm-9:09 pm

2 stops35h 29m

$937

ChicagoKrabi

ORD - KBV

ORDKBV

Chicago O'Hare Intl

Tue 5/5

2:00 pm-6:20 pm

1 stop40h 20m

Krabi

Tue 5/26

9:05 am-8:35 am

1 stop35h 30m

$973

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Tue 4/28

9:27 am-11:35 pm

2 stops26h 08m

Bangkok Suvarnabhumi

Tue 5/12

11:30 pm-9:09 pm

2 stops33h 39m

$977

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 60 resultsSorted by cheapest first
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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 $812). 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 March 10, 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 March 10, 2026.
Get a feel of what it's like to fly with EVA Air,ANA, andKorean 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
1,370 reviews

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

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
1,370 reviews
EVA Air
8.4
Very good
1,370 reviews

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

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
1,120 reviews
EVA Air
8.4
Very good
1,370 reviews

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

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
1,202 reviews
EVA Air
8.4
Very good
1,370 reviews

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

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
1,202 reviews
EVA Air
8.4
Very good
1,370 reviews

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.
United Airlines
7.4
Good
9,412 reviews
EVA Air
8.4
Very good
1,370 reviews

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Overall

8.4

Comfort

8.3

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 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?

    Delta, United Airlines, and Air India can get you from Chicago to Thailand in just under 28h 20m. Your travel time can differ by up to 14h 15m. 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 $812). 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$551Average$1,006FlexibilityNo cancel feeOn-time81%
Air IndiaCheapest$606Average$861FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$666Average$1,137FlexibilityNo cancel feeOn-time72%
ANACheapest$681Average$841FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$706Average$889FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$710Average$1,050FlexibilityNo cancel feeOn-time77%
Etihad AirwaysCheapest$744Average$1,064FlexibilityNo cancel feeOn-time75%
DeltaCheapest$745Average$1,223FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$779Average$1,063FlexibilityNo cancel feeOn-time71%
EVA AirCheapest$807Average$1,214FlexibilityNo cancel feeOn-time74%

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