Bangkok

$393+ Cheap flights from Chicago (CHI) to Bangkok

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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BKK
Nov 29 — Dec 61
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Cheapflights Tip: The best prices from Chicago to Bangkok are usually found in September or October, booked 69 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Find flight deals from Chicago to Bangkok

Cheapest flights from Chicago to Bangkok
Explore the most affordable flight options available from Chicago to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Trip.com deal was found by Cheapflights users on 10/30. 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.
Sat 11/159:22 pmORD - BKK
2 stops48h 53mMultiple Airlines
Sun 12/712:15 pmBKK - ORD
2 stops30h 50mMultiple Airlines
Deal found 10/30$734
This Turkish Airlines deal was found by Cheapflights users on 10/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/411:50 amORD - BKK
1 stop31h 50mTurkish Airlines
Tue 11/1111:15 pmBKK - ORD
1 stop32h 10mTurkish Airlines
Deal found 10/29$741
This oojo deal was found by Cheapflights users on 10/27. 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.
Wed 11/2611:15 amORD - BKK
1 stop24h 30mKorean Air
Wed 12/39:30 pmBKK - ORD
1 stop24h 00mKorean Air
Deal found 10/27$750
This CheapOair deal was found by Cheapflights users on 10/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1811:50 amORD - BKK
1 stop31h 50mTurkish Airlines
Tue 12/235:50 amBKK - ORD
1 stop41h 15mTurkish Airlines
Deal found 10/30$752
This Gotogate deal was found by Cheapflights users on 10/29. 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.
Mon 11/1711:15 amORD - BKK
1 stop24h 40mKorean Air
Tue 12/29:40 amBKK - ORD
1 stop35h 50mKorean Air
Deal found 10/29$761
This Trip.com deal was found by Cheapflights users on 10/28. 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.
Mon 11/176:30 amORD - BKK
2 stops29h 25mMultiple Airlines
Wed 11/267:55 pmBKK - ORD
2 stops42h 04mMultiple Airlines
Deal found 10/28$763
This CrystalTravel deal was found by Cheapflights users on 10/29. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/274:25 pmORD - BKK
1 stop25h 05mANA
Mon 12/157:10 amBKK - ORD
1 stop19h 40mANA
Deal found 10/29$764
This Justfly.com deal was found by Cheapflights users on 10/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/178:20 pmORD - BKK
1 stop29h 45mTurkish Airlines
Mon 12/2211:15 pmBKK - ORD
1 stop32h 10mTurkish Airlines
Deal found 10/30$766
This iWofly deal was found by Cheapflights users on 10/28. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2611:15 amORD - BKK
1 stop24h 30mKorean Air
Wed 12/1012:55 amBKK - ORD
1 stop20h 35mKorean Air
Deal found 10/28$769
This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:06 pmORD - BKK
2 stops28h 09mMultiple Airlines
Thu 12/412:15 pmBKK - ORD
2 stops30h 50mMultiple Airlines
Deal found 10/30$772
This CrystalTravel deal was found by Cheapflights users on 10/29. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/252:35 pmORD - BKK
1 stop31h 05mCathay Pacific
Wed 4/17:00 pmBKK - ORD
1 stop31h 25mCathay Pacific
Deal found 10/29$784
This Delta deal was found by Cheapflights users on 10/28. 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.
Mon 11/245:34 pmMDW - BKK
2 stops42h 11mDelta
Wed 5/69:40 pmBKK - MDW
2 stops26h 50mDelta
Deal found 10/28$806

Cheap flight deals from Chicago to Bangkok

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Bangkok (TH1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2025.

Round-trip from

$720
(oojo)

One-way from

$393
(FlightHub)

Popular in

June

Cheapest in

September

Average price

$843
From Chicago (CHI) to Bangkok
One-way flight from Chicago (CHI) to Bangkok
Highest demand for flights based on searches. 17% potential increase in price ($218 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
Average for round-trip flights in October 2025

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Bangkok 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 October 30, 2025.
Use the filters below to find and compare flights from Chicago to Bangkok that are best for you.

Fly from

Chicago

Fly to

Bangkok

Route

Depart

Return

Price

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Thu 11/27

11:15 am-12:55 am

1 stop24h 40m

Bangkok Suvarnabhumi

Wed 12/3

9:30 pm-8:30 am

1 stop24h 00m

$795

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 3/31

7:30 am-11:40 pm

2 stops28h 10m

Bangkok Suvarnabhumi

Thu 4/16

9:50 am-11:50 pm

2 stops26h 00m

$806

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 2/9

7:30 am-12:45 am

2 stops28h 15m

Bangkok Suvarnabhumi

Tue 2/24

12:55 am-12:41 pm

2 stops24h 46m

$806

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Tue 1/20

6:00 am-12:45 am

2 stops29h 45m

Bangkok Suvarnabhumi

Mon 2/9

12:55 am-12:48 pm

2 stops24h 53m

$806

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Mon 1/19

6:00 am-12:45 am

2 stops29h 45m

Bangkok Suvarnabhumi

Mon 2/9

9:40 am-10:26 pm

2 stops25h 46m

$806

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Mon 11/24

5:34 pm-12:45 am

2 stops42h 11m

Bangkok Suvarnabhumi

Wed 5/6

9:40 pm-12:30 pm

2 stops26h 50m

$806

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Mon 1/19

6:00 am-11:20 pm

2 stops28h 20m

Bangkok Suvarnabhumi

Wed 2/11

9:40 am-10:26 pm

2 stops25h 46m

$806

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 4/7

5:45 pm-4:35 am

1 stop22h 50m

Bangkok Suvarnabhumi

Tue 4/21

9:35 am-6:28 am

2 stops32h 53m

$807

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Thu 1/22

6:00 am-12:45 am

2 stops29h 45m

Bangkok Suvarnabhumi

Wed 5/13

9:50 am-8:38 am

2 stops34h 48m

$812

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Tue 1/20

6:00 am-12:45 am

2 stops29h 45m

Bangkok Suvarnabhumi

Wed 5/13

9:50 am-8:38 am

2 stops34h 48m

$812

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 60 results
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Best time to book a flight from Chicago to Bangkok

Have a flexible travel schedule? Discover the best time to fly to Bangkok 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 Bangkok

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

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Bangkok. Price data was last updated on October 24, 2025.

To ensure you get the cheapest price possible for a flight from Chicago to Bangkok, you should look to book at least 69 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.

What is the cheapest month to book a flight from Chicago to Bangkok?

Currently, August is the cheapest month in which you can book a flight from Chicago to Bangkok (average of $642). Flying from Chicago to Bangkok in June is currently the most expensive (average of $931). 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 BKK?

Find hourly flight availability from Chicago to Bangkok. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 12% on flights from Chicago to Bangkok by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Chicago to Bangkok?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Bangkok. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago to Bangkok flight should consider departing on Tuesday mornings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Chicago to Bangkok?

Reviews of airlines servicing Bangkok

Get insights into the airlines that provide service to Bangkok. 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 Bangkok. Reviews last updated October 30, 2025.
Peruse reviews from past customers who have flown with EVA Air, ANA, and Korean Air from Chicago to Bangkok to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
8.4
Very good

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Comfort

8.3

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Bangkok. 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 Bangkok?

    Airlines like Korean Air, Delta, and United Airlines fly from Chicago to Bangkok in about 22h 50m. The time it takes to get you to your destination can typically vary by up to 5h 20m. The distance from Chicago to Bangkok is about 8545 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Chicago to Bangkok round-trip?

    According to our current data, Air India ($625), Cathay Pacific ($676), and ANA ($681) offers the cheapest pricing from Chicago to Bangkok. Air India is currently priced 38% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Chicago to Bangkok one-way?

    The cheapest airlines for a one-way flight from Chicago to Bangkok are Turkish Airlines ($411), IndiGo ($461), and Delta ($496).

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

  • Where are the most common layover locations when flying from Chicago to Bangkok?

  • What are some popular things to do or see while on a layover in Tokyo?

    The majority of Tokyo visitors spend their time at Akihabara Electric Town, Tsukiji Outer Market, and Tokyo Tower. Travelers on a layover in Tokyo can visit Akihabara Electric Town, Tsukiji Outer Market, and Tokyo Tower, by traveling 10.3 mi, 7.9 mi, and 7.9 mi, respectively after landing at Tokyo Haneda. Travelers in need of a car in Tokyo can rent one for about $56 per day.

  • What are some popular points of interest to see during a layover in Seoul?

    Most Seoul visitors opt to spend their time at Lotte World, Dongdaemun Market, and Bukchon Hanok Village. Lotte World, Dongdaemun Market, and Bukchon Hanok Village are located about 35.7 mi, 31.6 mi, and 30.6 mi, respectively from Incheon Intl. Those landing in Seoul looking to spend some time exploring during their layover can rent a car for about $63 per day.

  • What are points of interest worth seeing during a layover in Taipei City?

    Taipei City travelers tend to visit Taipei 101, Shilin Night Market, and Raohe Street Night Market more than any other attractions. Taipei 101, Shilin Night Market, and Raohe Street Night Market can be accessed by traveling approximately 21.0 mi, 18.3 mi, and 21.6 mi, respectively from Taipei City Taiwan Taoyuan Intl. Travelers can book a car rental at Taipei City Taiwan Taoyuan Intl for about $74 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Chicago to Bangkok flights?

  • Can I find deals for flights from Chicago to Bangkok that include hotel bookings?

    Yes. In addition to deals on Chicago to Bangkok flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Bangkok?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Bangkok.

  • Can I find deals for business class flights from Chicago to Bangkok?

    Yes. Cheapflights offers flight deals from Chicago to Bangkok 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 Bangkok?

    Currently, August is the cheapest month in which you can book a flight from Chicago to Bangkok (average of $642). Flying from Chicago to Bangkok in June is currently the most expensive (average of $931). 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 Bangkok

Discover the top 10 airlines that operate flights from Chicago to Bangkok. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest$625Average$892FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$676Average$870FlexibilityNo cancel feeOn-time72%
ANACheapest$681Average$871FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$698Average$873FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$708Average$888FlexibilityNo cancel feeOn-time69%
IndiGoCheapest$735Average$1,260FlexibilityNo cancel feeOn-time80%
Turkish AirlinesCheapest$743Average$1,000FlexibilityNo cancel feeOn-time77%
DeltaCheapest$745Average$1,158FlexibilityNo cancel feeOn-timeN/A
Etihad AirwaysCheapest$820Average$1,139FlexibilityNo cancel feeOn-time75%
Japan AirlinesCheapest$825Average$974FlexibilityNo cancel feeOn-time79%

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