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$507+ 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BKK
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Bangkok are usually found in March or February, booked 77 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 May 1, 2025.

Round-trip from

$880
(KAYAK)

One-way from

$507
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$1,183
From Chicago (CHI) to Bangkok
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One-way flight from Chicago (CHI) to Bangkok
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Highest demand for flights based on searches. 19% potential increase in price ($274 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/15:50 pmORD - BKK
3 stops29h 00mUnited Airlines
Sat 11/154:40 pmBKK - ORD
3 stops27h 43mUnited Airlines
Deal found 4/30$880
This Kissandfly.com deal was found by Cheapflights users on 4/29. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/510:20 amMDW - BKK
2 stops25h 20mMultiple Airlines
Wed 5/2111:30 pmBKK - MDW
2 stops24h 58mMultiple Airlines
Deal found 4/29$883
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/14:00 pmORD - BKK
1 stop19h 50mMultiple Airlines
Fri 5/3012:40 pmBKK - ORD
2 stops30h 02mMultiple Airlines
Deal found 4/29$887
This KAYAK deal was found by Cheapflights users on 4/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/104:25 pmORD - BKK
1 stop34h 55mANA
Mon 11/247:10 amBKK - ORD
2 stops24h 44mANA
Deal found 4/30$888
This Gurufare deal was found by Cheapflights users on 4/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/154:00 pmORD - BKK
1 stop19h 50mCathay Pacific
Fri 8/293:00 pmBKK - ORD
1 stop35h 25mCathay Pacific
Deal found 4/29$889
This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/211:05 amORD - BKK
1 stop23h 15mKorean Air
Sun 11/231:00 amBKK - ORD
1 stop20h 30mKorean Air
Deal found 4/30$896
This CrystalTravel deal was found by Cheapflights users on 4/30. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:50 pmORD - BKK
1 stop21h 25mTurkish Airlines
Thu 10/305:40 amBKK - ORD
1 stop25h 45mTurkish Airlines
Deal found 4/30$908
This Air Canada deal was found by Cheapflights users on 4/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:41 pmORD - BKK
2 stops30h 39mAir Canada
Tue 11/118:35 amBKK - ORD
2 stops36h 30mAir Canada
Deal found 4/30$912
This CrystalTravel deal was found by Cheapflights users on 4/30. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/312:30 amORD - BKK
1 stop22h 50mEVA Air
Wed 9/1011:10 amBKK - ORD
1 stop21h 35mEVA Air
Deal found 4/30$916
This deal was found by Cheapflights users on 4/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/21:55 pmORD - BKK
1 stop22h 00mEtihad Airways
Tue 9/308:55 pmBKK - ORD
1 stop23h 50mEtihad Airways
Deal found 4/30$924
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/228:55 amORD - BKK
2 stops28h 10mDelta
Wed 10/299:40 amBKK - ORD
2 stops24h 12mDelta
Deal found 4/30$925
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/219:30 amMDW - BKK
2 stops27h 35mDelta
Wed 11/129:40 amBKK - MDW
2 stops25h 04mDelta
Deal found 4/29$925

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 May 1, 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

Fri 10/3

5:45 pm-4:35 am

1 stop22h 50m

Bangkok Suvarnabhumi

Fri 10/24

7:00 am-7:33 pm

2 stops24h 33m

$880

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Sat 10/18

9:31 pm-4:35 am

2 stops43h 04m

Bangkok Suvarnabhumi

Sun 10/26

4:40 pm-7:44 pm

3 stops39h 04m

$881

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Mon 5/5

10:20 am-11:40 pm

2 stops25h 20m

Bangkok Suvarnabhumi

Wed 5/21

11:30 pm-12:28 pm

2 stops24h 58m

$883

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Fri 8/15

4:00 pm-11:50 pm

1 stop19h 50m

Bangkok Suvarnabhumi

Fri 8/29

3:00 pm-2:25 pm

1 stop35h 25m

$889

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Sun 8/10

12:00 pm-4:55 pm

1 stop40h 55m

Bangkok Suvarnabhumi

Wed 9/3

8:40 am-7:25 am

1 stop34h 45m

$894

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 10/1

7:50 pm-5:15 am

1 stop21h 25m

Bangkok Suvarnabhumi

Thu 10/30

5:40 am-7:25 pm

1 stop25h 45m

$908

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 10/21

7:41 pm-2:20 pm

2 stops30h 39m

Bangkok Suvarnabhumi

Tue 11/11

8:35 am-8:05 am

2 stops36h 30m

$912

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 9/3

12:30 am-11:20 am

1 stop22h 50m

Bangkok Suvarnabhumi

Wed 9/10

11:10 am-8:45 pm

1 stop21h 35m

$916

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 9/2

1:55 pm-11:55 pm

1 stop22h 00m

Bangkok Suvarnabhumi

Tue 9/30

8:55 pm-8:45 am

1 stop23h 50m

$924

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 10/22

8:55 am-1:05 am

2 stops28h 10m

Bangkok Suvarnabhumi

Wed 10/29

9:40 am-9:52 pm

2 stops24h 12m

$925

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 44 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 April 25, 2025.

To ensure you get the cheapest price possible for a flight from Chicago to Bangkok, you should look to book at least 77 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, March is the cheapest month in which you can book a flight from Chicago to Bangkok (average of $955). Flying from Chicago to Bangkok 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 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 May 1, 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 May 1, 2025.
Read through reviews of airlines operating flights from Chicago to Bangkok, such as EVA Air, Korean Air and Japan Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,186 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Korean Air
8.4
Very good
1,069 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Japan Airlines
8.3
Very good
1,464 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
China Airlines
8.3
Very good
732 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
ANA
8.3
Very good
852 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

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 ($880), Cathay Pacific ($883), and United Airlines ($887) offers the cheapest pricing from Chicago to Bangkok. ANA is currently priced 21% 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 ($508), Delta ($529), and Cathay Pacific ($531).

  • 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. Tokyo follows Taipei City in terms of the most common layover location on Chicago to Bangkok flights. Seoul follows Tokyo 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 $69 per day.

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

    Most Tokyo visitors opt to spend their time at Akihabara Electric Town, Tsukiji Outer Market, and Tokyo Tower. Akihabara Electric Town, Tsukiji Outer Market, and Tokyo Tower are located about 10.3 mi, 7.9 mi, and 7.9 mi, respectively from Tokyo Haneda. Those landing in Tokyo looking to spend some time exploring during their layover can rent a car for about $73 per day.

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

    Seoul travelers tend to visit Dongdaemun Market, Bukchon Hanok Village, and Myeongdong Cathedral more than any other attractions. Dongdaemun Market, Bukchon Hanok Village, and Myeongdong Cathedral can be accessed by traveling approximately 31.6 mi, 30.6 mi, and 30.4 mi, respectively from Incheon Intl. Travelers can book a car rental at Incheon Intl for about $53 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. New Delhi follows Atlanta in terms of the least common layover location on Chicago to Bangkok flights. Seattle 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, March is the cheapest month in which you can book a flight from Chicago to Bangkok (average of $955). Flying from Chicago to Bangkok 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

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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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
EmiratesCheapest$503Average$1,530FlexibilityNo cancel feeOn-time75%
IndiGoCheapest$735Average$1,227FlexibilityNo cancel feeOn-time80%
Air IndiaCheapest$756Average$931FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$795Average$910FlexibilityNo cancel feeOn-time72%
Korean AirCheapest$798Average$983FlexibilityNo cancel feeOn-time81%
ANACheapest$798Average$1,037FlexibilityNo cancel feeOn-time80%
Turkish AirlinesCheapest$804Average$978FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$840Average$974FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$857Average$976FlexibilityNo cancel feeOn-time79%
Etihad AirwaysCheapest$908Average$1,192FlexibilityNo cancel feeOn-time75%

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