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$379+ 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BKK
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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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 junio 12, 2025.

Round-trip from

$646
(oojo)

One-way from

$387
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$1,505
From Chicago (CHI) to Thailand
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One-way flight from Chicago (CHI) to Thailand
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Highest demand for flights based on searches. 5% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 junio 12, 2025.

This oojo deal was found by Cheapflights users on 6/10. 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.
lun. 9/812:00 pmORD - HKT
1 stop32h 10mAir India
lun. 9/159:05 amHKT - ORD
1 stop34h 20mAir India
Deal found 6/10$646
This Ovago deal was found by Cheapflights users on 6/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/214:00 pmORD - HKT
1 stop30h 50mCathay Pacific
mar. 8/2611:50 amHKT - ORD
1 stop38h 35mCathay Pacific
Deal found 6/11$845
This Ovago deal was found by Cheapflights users on 6/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/14:00 pmORD - CNX
1 stop29h 45mCathay Pacific
lun. 9/810:30 amCNX - ORD
1 stop39h 55mCathay Pacific
Deal found 6/11$845
This Gurufare deal was found by Cheapflights users on 6/10. 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.
lun. 9/85:45 pmORD - HKT
2 stops27h 50mMultiple Airlines
lun. 9/155:30 pmHKT - ORD
2 stops27h 10mMultiple Airlines
Deal found 6/10$882
This KAYAK deal was found by Cheapflights users on 6/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/611:50 amORD - KBV
2 stops32h 55mMultiple Airlines
mié. 10/295:20 pmKBV - ORD
2 stops27h 00mMultiple Airlines
Deal found 6/11$883
This Booking.com deal was found by Cheapflights users on 6/10. 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.
lun. 9/15:45 pmORD - CNX
2 stops27h 35mMultiple Airlines
mar. 9/303:30 pmCNX - ORD
2 stops29h 10mMultiple Airlines
Deal found 6/10$894
This Gurufare deal was found by Cheapflights users on 6/12. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/1612:10 pmORD - BKK
1 stop21h 35mKorean Air
dom. 10/52:35 amBKK - ORD
2 stops31h 17mKorean Air
Deal found 6/12$904
This Gurufare deal was found by Cheapflights users on 6/11. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/115:45 pmORD - BKK
1 stop24h 15mANA
lun. 9/87:00 amBKK - ORD
1 stop19h 55mANA
Deal found 6/11$907
This United Airlines deal was found by Cheapflights users on 6/10. 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.
dom. 10/264:40 pmORD - BKK
2 stops30h 10mUnited Airlines
lun. 12/19:25 amBKK - ORD
1 stop34h 55mUnited Airlines
Deal found 6/10$911
This deal was found by Cheapflights users on 6/12. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/137:50 pmORD - BKK
1 stop21h 25mTurkish Airlines
mié. 10/86:45 amBKK - ORD
1 stop27h 15mTurkish Airlines
Deal found 6/12$913
This Delta deal was found by Cheapflights users on 6/10. 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.
vie. 10/317:30 amORD - BKK
2 stops27h 50mDelta
lun. 11/241:00 amBKK - ORD
2 stops33h 53mDelta
Deal found 6/10$916
This Delta deal was found by Cheapflights users on 6/10. 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.
jue. 8/286:00 amMDW - BKK
2 stops31h 05mDelta
vie. 9/122:35 amBKK - MDW
2 stops31h 09mDelta
Deal found 6/10$916

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 junio 12, 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

lun. 9/8

12:00 pm-8:10 am

1 stop32h 10m

Phuket City

lun. 9/15

9:05 am-7:25 am

1 stop34h 20m

$646

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

jue. 8/21

4:00 pm-10:50 am

1 stop30h 50m

Phuket City

mar. 8/26

11:50 am-2:25 pm

1 stop38h 35m

$845

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

lun. 9/1

4:00 pm-9:45 am

1 stop29h 45m

Chiang Mai

lun. 9/8

10:30 am-2:25 pm

1 stop39h 55m

$845

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

lun. 9/8

5:45 pm-9:35 am

2 stops27h 50m

Phuket City

lun. 9/15

5:30 pm-8:40 am

2 stops27h 10m

$882

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

lun. 9/1

5:45 pm-9:20 am

2 stops27h 35m

Chiang Mai

mar. 9/30

3:30 pm-8:40 am

2 stops29h 10m

$894

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

lun. 8/18

12:30 pm-9:45 pm

1 stop21h 15m

Bangkok Suvarnabhumi

dom. 9/14

2:35 am-9:52 pm

2 stops31h 17m

$906

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

vie. 7/11

5:45 pm-6:00 am

1 stop24h 15m

Bangkok Suvarnabhumi

lun. 9/8

7:00 am-2:55 pm

1 stop19h 55m

$907

ChicagoKrabi

ORD - KBV

ORDKBV

Chicago O'Hare Intl

dom. 7/27

5:45 pm-8:45 am

2 stops27h 00m

Krabi

dom. 8/3

9:25 am-8:40 am

2 stops35h 15m

$909

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

dom. 7/13

5:45 pm-4:35 am

1 stop22h 50m

Bangkok Suvarnabhumi

mié. 9/24

7:00 am-2:55 pm

1 stop19h 55m

$913

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

sáb. 8/23

8:25 am-1:05 am

2 stops28h 40m

Bangkok Suvarnabhumi

mié. 9/3

9:50 am-11:51 pm

2 stops26h 01m

$916

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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, March is the cheapest month in which you can book a flight from Chicago to Thailand (average of $953). 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 junio 12, 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 junio 12, 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
1,202 reviews

Crew

8.6

Overall

8.4

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews

Crew

8.6

Overall

8.4

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,088 reviews
EVA Air
8.4
Very good
1,202 reviews

Crew

8.6

Overall

8.4

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,490 reviews
EVA Air
8.4
Very good
1,202 reviews

Crew

8.6

Overall

8.4

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very good
738 reviews
EVA Air
8.4
Very good
1,202 reviews

Crew

8.6

Overall

8.4

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
ANA
8.3
Very good
882 reviews
EVA Air
8.4
Very good
1,202 reviews

Crew

8.6

Overall

8.4

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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 $387. Users have also found prices from $443 and $451 on Korean Air and American Airlines, 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 $953). 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.
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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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
EmiratesCheapest$503Average$1,442FlexibilityNo cancel feeOn-time75%
Japan AirlinesCheapest$707Average$1,014FlexibilityNo cancel feeOn-time79%
Air IndiaCheapest$757Average$941FlexibilityNo cancel feeOn-timeN/A
ANACheapest$765Average$1,012FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$779Average$1,116FlexibilityNo cancel feeOn-time81%
Cathay PacificCheapest$795Average$1,080FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$800Average$1,042FlexibilityNo cancel feeOn-time77%
Etihad AirwaysCheapest$822Average$1,191FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$824Average$972FlexibilityNo cancel feeOn-time69%
IndiGoCheapest$893Average$1,260FlexibilityNo cancel feeOn-time80%

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