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$516+ 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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BKK
Mar 18 — Mar 251
Tue 3/18
Tue 3/25
1 adult, Economy
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The best prices from Chicago to Bangkok are usually found in February or October, booked 24 days in advance, depart on a Tuesday or Monday and return on a Tuesday

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 March 13, 2025.

Round-trip from

$844
(Gurufare)

One-way from

$516
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$952
From Chicago (CHI) to Bangkok
Search Deals
One-way flight from Chicago (CHI) to Bangkok
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($269 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 March 13, 2025.

This Gurufare deal was found by Cheapflights users on 3/12. 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.
Wed 10/15:45 pmORD - BKK
1 stop22h 50mANA
Thu 10/307:10 amBKK - ORD
1 stop19h 40mANA
Deal found 3/12$844
This Justfly.com deal was found by Cheapflights users on 3/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1211:05 amORD - BKK
1 stop23h 15mKorean Air
Wed 11/1911:15 pmBKK - ORD
1 stop22h 15mKorean Air
Deal found 3/12$846
This FlightHub deal was found by Cheapflights users on 3/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/123:40 pmORD - BKK
1 stop20h 30mCathay Pacific
Wed 3/196:40 amBKK - ORD
1 stop19h 20mCathay Pacific
Deal found 3/12$847
This United deal was found by Cheapflights users on 3/12. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/15:45 pmORD - BKK
1 stop22h 50mUnited Airlines
Tue 9/309:35 amBKK - ORD
2 stops26h 00mUnited Airlines
Deal found 3/12$853
This United deal was found by Cheapflights users on 3/12. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:00 amORD - BKK
2 stops29h 05mMultiple Airlines
Wed 12/107:10 amBKK - ORD
1 stop19h 40mMultiple Airlines
Deal found 3/12$868
This Delta deal was found by Cheapflights users on 3/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/226:45 amORD - BKK
2 stops28h 55mDelta
Mon 6/29:50 amBKK - ORD
2 stops26h 08mDelta
Deal found 3/12$876
This Delta deal was found by Cheapflights users on 3/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/209:30 amMDW - BKK
2 stops24h 15mDelta
Mon 11/109:30 pmBKK - MDW
2 stops28h 00mDelta
Deal found 3/12$876
This FlightHub deal was found by Cheapflights users on 3/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/212:00 pmORD - BKK
1 stop20h 25mAir India
Tue 10/73:15 pmBKK - ORD
1 stop28h 10mAir India
Deal found 3/11$890
This FlightHub deal was found by Cheapflights users on 3/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2011:45 pmORD - BKK
1 stop41h 30mTurkish Airlines
Sun 9/2810:45 pmBKK - ORD
1 stop35h 15mTurkish Airlines
Deal found 3/12$921
This FlightHub deal was found by Cheapflights users on 3/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/133:40 pmORD - DMK
1 stop30h 05mCathay Pacific
Thu 3/206:30 pmDMK - ORD
1 stop31h 30mCathay Pacific
Deal found 3/12$928
This oojo deal was found by Cheapflights users on 3/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3112:30 amORD - BKK
1 stop22h 40mEVA Air
Mon 9/291:35 amBKK - ORD
1 stop31h 10mEVA Air
Deal found 3/12$944
This Justfly.com deal was found by Cheapflights users on 3/13. 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.
Thu 5/81:55 pmORD - BKK
1 stop22h 00mEtihad Airways
Fri 5/162:55 amBKK - ORD
1 stop41h 50mEtihad Airways
Deal found 3/13$961

Find flights from Chicago to Bangkok within your budget

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 March 13, 2025.

Fly from

Chicago

Fly to

Bangkok

Route

Depart

Return

Price

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 4/21

11:50 am-11:55 pm

1 stop24h 05m

Bangkok Suvarnabhumi

Wed 5/14

9:35 am-3:10 pm

1 stop41h 35m

$844

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Thu 4/10

4:00 pm-11:50 pm

1 stop19h 50m

Bangkok Suvarnabhumi

Sun 4/20

12:30 pm-2:25 pm

1 stop37h 55m

$846

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 4/1

6:25 pm-4:35 am

2 stops46h 10m

Bangkok Suvarnabhumi

Sun 6/1

9:35 am-3:20 pm

1 stop41h 45m

$847

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 9/8

12:10 pm-9:45 pm

1 stop21h 35m

Bangkok Suvarnabhumi

Mon 10/13

11:30 pm-9:30 am

1 stop22h 00m

$865

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 4/22

6:45 am-11:40 pm

2 stops28h 55m

Bangkok Suvarnabhumi

Mon 6/2

9:50 am-11:58 pm

2 stops26h 08m

$876

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Thu 4/24

10:20 am-11:40 pm

2 stops25h 20m

Bangkok Suvarnabhumi

Mon 5/12

9:50 am-8:35 am

2 stops34h 45m

$882

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Fri 9/5

7:15 am-11:55 pm

2 stops28h 40m

Bangkok Suvarnabhumi

Mon 9/8

9:35 pm-2:55 pm

1 stop29h 20m

$926

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Sun 8/31

12:30 am-11:10 am

1 stop22h 40m

Bangkok Suvarnabhumi

Mon 9/29

1:35 am-8:45 pm

1 stop31h 10m

$944

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 4/16

12:00 pm-2:15 pm

1 stop38h 15m

Bangkok Suvarnabhumi

Tue 5/20

10:30 pm-7:25 am

1 stop20h 55m

$953

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Thu 5/8

1:55 pm-11:55 pm

1 stop22h 00m

Bangkok Suvarnabhumi

Fri 5/16

2:55 am-8:45 am

1 stop41h 50m

$961

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

Showing 1-10 of 42 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.

Travel insights for flights from Chicago to Bangkok

Get recent, data-driven insights about flights from Chicago to Bangkok including ideal travel times, pricing trends, and more.

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 March 7, 2025.

To ensure you get the cheapest price possible for a flight from Chicago to Bangkok, you should look to book at least 24 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, February is the cheapest month in which you can book a flight from Chicago to Bangkok (average of $968). Flying from Chicago to Bangkok in June is currently the most expensive (average of $1,577). 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 March 13, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 16% on flights from Chicago to Bangkok by exploring options for tickets at noon.

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 Monday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Bangkok by month

Plan your trip to Bangkok by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bangkok 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 Bangkok when rainfall is around 0.4 in.

Temperature in Bangkok by month

Plan your trip to Bangkok by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bangkok, 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 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 March 13, 2025.
Read through reviews of airlines operating flights from Chicago to Bangkok, such as EVA Air, Korean Air and ANA. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,181 reviews

Crew

8.6

Entertainment

8.0

Food

8.1

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20

6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

EVA Air
8.4
Very good
1,181 reviews
EVA Air
8.4
Very good
1,181 reviews

Crew

8.6

Entertainment

8.0

Food

8.1

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20

6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Korean Air
8.4
Very good
1,047 reviews
EVA Air
8.4
Very good
1,181 reviews

Crew

8.6

Entertainment

8.0

Food

8.1

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20

6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

ANA
8.4
Very good
829 reviews
EVA Air
8.4
Very good
1,181 reviews

Crew

8.6

Entertainment

8.0

Food

8.1

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20

6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Japan Airlines
8.3
Very good
1,438 reviews
EVA Air
8.4
Very good
1,181 reviews

Crew

8.6

Entertainment

8.0

Food

8.1

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20

6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Singapore Airlines
8.1
Very good
1,279 reviews
EVA Air
8.4
Very good
1,181 reviews

Crew

8.6

Entertainment

8.0

Food

8.1

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20

6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

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.

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

    According to our current data, ANA ($844), Cathay Pacific ($846), and United Airlines ($847) offers the cheapest pricing from Chicago to Bangkok. ANA is currently priced 24% 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 Air Canada ($526), Air India ($531), and ANA ($537).

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

    Most travelers choose Chicago O'Hare Intl - Bangkok Suvarnabhumi, Chicago Midway - Bangkok Suvarnabhumi or Chicago O'Hare Intl - Bangkok Don Mueang Intl when deciding on the best route from Chicago to Bangkok.

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

    Of the flights from Chicago to Bangkok that have layovers, most of them stop in Taipei City. Seoul follows Taipei City in terms of the most common layover location on Chicago to Bangkok flights. Tokyo follows Seoul in terms of the most frequent layover location on Chicago to Bangkok flights.

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

    The majority of Taipei City visitors spend their time at Taipei 101, Shilin Night Market, and Raohe Street Night Market. Travelers on a layover in Taipei City can visit Taipei 101, Shilin Night Market, and Raohe Street Night Market, by traveling 21.0 mi, 18.3 mi, and 21.6 mi, respectively after landing at Taipei City Taiwan Taoyuan Intl. Travelers in need of a car in Taipei City can rent one for about $84 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 Myeongdong Cathedral, Dongdaemun Market, and Lotte World. Myeongdong Cathedral, Dongdaemun Market, and Lotte World are located about 30.4 mi, 31.6 mi, and 35.7 mi, respectively from Incheon Intl. Those landing in Seoul looking to spend some time exploring during their layover can rent a car for about $58 per day.

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

    Tokyo travelers tend to visit Akihabara Electric Town, Roppongi Hills, and Tsukiji Outer Market more than any other attractions. Akihabara Electric Town, Roppongi Hills, and Tsukiji Outer Market can be accessed by traveling approximately 10.3 mi, 8.5 mi, and 7.9 mi, respectively from Tokyo Haneda. Travelers can book a car rental at Tokyo Haneda for about $65 per day to make their sightseeing more efficient.

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

    Flights departing from Chicago and landing in Bangkok layover in Atlanta least frequently. Seattle follows Atlanta in terms of the least common layover location on Chicago to Bangkok flights. Tokyo ranks third to last in terms of the least popular layover locations on 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, February is the cheapest month in which you can book a flight from Chicago to Bangkok (average of $968). Flying from Chicago to Bangkok in June is currently the most expensive (average of $1,577). 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

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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 March 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
EmiratesCheapest$503Average$1,354FlexibilityNo cancel feeOn-time75%
Air IndiaCheapest$751Average$903FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$795Average$911FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$806Average$963FlexibilityNo cancel feeOn-time77%
Korean AirCheapest$829Average$1,004FlexibilityNo cancel feeOn-time81%
ANACheapest$829Average$1,097FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$841Average$1,002FlexibilityNo cancel feeOn-time69%
Etihad AirwaysCheapest$847Average$1,241FlexibilityNo cancel feeOn-time75%
Japan AirlinesCheapest$891Average$974FlexibilityNo cancel feeOn-time79%
EVA AirCheapest$925Average$1,106FlexibilityNo cancel feeOn-time74%
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