Bangkok

$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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BKK
Jun 12 — Jun 191
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Cheap 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 13, 2026.

This Kiwi.com deal was found by Cheapflights users on 5/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/304:00 pm
ORD
-
BKK
1 stop20h 10m
Cathay Pacific
Thu 10/17:10 pm
BKK
-
ORD
1 stop30h 45m
Cathay Pacific
Deal found 5/9$999
This Fareboom deal was found by Cheapflights users on 5/9. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:00 pm
ORD
-
BKK
1 stop35h 25m
Cathay Pacific
Wed 9/164:25 pm
BKK
-
ORD
1 stop33h 30m
Cathay Pacific
Deal found 5/9$1,000
This United Airlines deal was found by Cheapflights users on 5/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:10 pm
ORD
-
BKK
2 stops27h 25m
United Airlines
Wed 8/267:00 am
BKK
-
ORD
2 stops29h 59m
United Airlines
Deal found 5/11$1,005
This KAYAK deal was found by Cheapflights users on 5/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/254:00 pm
ORD
-
BKK
1 stop20h 10m
Cathay Pacific
Mon 10/512:35 pm
BKK
-
ORD
1 stop37h 20m
Cathay Pacific
Deal found 5/9$1,009
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:15 am
ORD
-
BKK
1 stop37h 10m
Delta
Tue 12/89:30 pm
BKK
-
ORD
1 stop24h 00m
Delta
Deal found 5/8$1,010
This Delta deal was found by Cheapflights users on 5/12. 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.
Wed 10/2112:10 pm
ORD
-
BKK
1 stop24h 55m
Delta
Mon 11/99:40 am
BKK
-
ORD
1 stop35h 50m
Delta
Deal found 5/12$1,011
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:45 am
ORD
-
BKK
2 stops27h 50m
Delta
Sat 5/169:40 pm
BKK
-
ORD
2 stops35h 40m
Delta
Deal found 5/8$1,013
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/109:23 am
MDW
-
BKK
2 stops26h 12m
Delta
Wed 5/209:40 pm
BKK
-
MDW
2 stops35h 29m
Delta
Deal found 5/8$1,013
This United Airlines deal was found by Cheapflights users on 5/12. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:10 am
ORD
-
BKK
2 stops33h 00m
United Airlines
Sun 12/64:55 pm
BKK
-
ORD
2 stops32h 13m
United Airlines
Deal found 5/12$1,014
This Delta deal was found by Cheapflights users on 5/12. 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 11/247:00 am
ORD
-
BKK
2 stops27h 20m
Delta
Sun 12/69:40 am
BKK
-
ORD
1 stop35h 50m
Delta
Deal found 5/12$1,015
This Delta deal was found by Cheapflights users on 5/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:00 am
ORD
-
BKK
2 stops30h 05m
Delta
Tue 11/1012:55 am
BKK
-
ORD
1 stop20h 35m
Delta
Deal found 5/11$1,016
This United Airlines deal was found by Cheapflights users on 5/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/53:47 pm
ORD
-
BKK
2 stops29h 48m
United Airlines
Wed 8/269:35 am
BKK
-
ORD
1 stop41h 50m
United Airlines
Deal found 5/11$1,017

Find 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 13, 2026.

Round-trip from

$999
(Kiwi.com)

One-way from

$516
(SmartFares)

Popular in

December

Cheapest in

September

Average price

$1,093
From Chicago (CHI) to Bangkok
One-way flight from Chicago (CHI) to Bangkok
Highest demand for flights based on searches. 4% potential increase in price ($46 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Average for round-trip flights in May 2026

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 13, 2026.
Use the filters below to find and compare flights from Chicago to Bangkok that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 10/14

5:30 am-1:05 am

2 stops31h 35m

Bangkok Suvarnabhumi

Mon 11/2

11:15 pm-8:30 am

1 stop22h 15m

$1,015

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 10/14

8:15 am-1:05 am

2 stops28h 50m

Bangkok Suvarnabhumi

Mon 11/9

11:15 pm-8:30 am

1 stop22h 15m

$1,016

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Thu 10/1

7:00 am-11:35 pm

2 stops28h 35m

Bangkok Suvarnabhumi

Wed 11/4

12:55 am-5:14 pm

2 stops29h 19m

$1,026

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Thu 9/3

9:20 am-1:05 am

2 stops27h 45m

Bangkok Suvarnabhumi

Sat 10/3

11:30 pm-12:30 pm

2 stops25h 00m

$1,026

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Tue 11/3

6:00 am-12:45 am

2 stops29h 45m

Bangkok Suvarnabhumi

Tue 11/17

11:15 pm-4:25 pm

2 stops30h 10m

$1,026

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Wed 9/9

9:30 am-9:45 pm

2 stops24h 15m

Bangkok Suvarnabhumi

Thu 9/24

11:30 pm-12:30 pm

2 stops25h 00m

$1,026

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Sun 8/30

9:24 am-9:45 pm

2 stops24h 21m

Bangkok Suvarnabhumi

Sun 9/13

11:30 pm-6:31 pm

2 stops31h 01m

$1,026

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Thu 11/5

7:05 am-12:45 am

2 stops28h 40m

Bangkok Suvarnabhumi

Thu 11/26

9:40 am-11:50 pm

2 stops27h 10m

$1,066

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Sun 9/27

12:10 pm-11:35 pm

1 stop23h 25m

Bangkok Suvarnabhumi

Tue 10/20

2:35 am-8:20 pm

2 stops29h 45m

$1,071

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Mon 9/14

9:30 am-9:45 pm

2 stops24h 15m

Bangkok Suvarnabhumi

Fri 9/25

11:30 pm-6:31 pm

2 stops31h 01m

$1,072

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/10

Showing 1-10 of 60 resultsSorted by cheapest first
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2
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6

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?

To ensure you get the cheapest price possible for a flight from Chicago to Bangkok, you should look to book at least 10 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, January is the cheapest month in which you can book a flight from Chicago to Bangkok (average of $821). Flying from Chicago to Bangkok in August is currently the most expensive (average of $1,970). 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.

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 May 13, 2026.
Peruse reviews from past customers who have flown with EVA Air,ANA, andDelta 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.

Crew

8.6

Comfort

8.3

Overall

8.5

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

Crew

8.6

Comfort

8.3

Overall

8.5

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
8.3
Very good

Crew

8.6

Comfort

8.3

Overall

8.5

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

Crew

8.6

Comfort

8.3

Overall

8.5

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

Crew

8.6

Comfort

8.3

Overall

8.5

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

Crew

8.6

Comfort

8.3

Overall

8.5

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

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 Delta and Emirates fly from Chicago to Bangkok in about 26h 50m. The time it takes to get you to your destination can typically vary by up to 4h 45m. The distance from Chicago to Bangkok is about 8531 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 ($611), Cathay Pacific ($665), and ANA ($680) offers the cheapest pricing from Chicago to Bangkok. Air India is currently priced 36% 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 India ($308), Turkish Airlines ($342), and Cathay Pacific ($361).

  • 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, Kanda Myoujin Shrine, and Tsukiji Outer Market. Travelers on a layover in Tokyo can visit Akihabara Electric Town, Kanda Myoujin Shrine, and Tsukiji Outer Market, by traveling 10.3 mi, 10.6 mi, and 7.9 mi, respectively after landing at Tokyo Haneda. Travelers in need of a car in Tokyo can rent one for about $61 per day.

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

    Most Taipei City visitors opt to spend their time at Taipei 101, Raohe Street Night Market, and Shilin Night Market. Taipei 101, Raohe Street Night Market, and Shilin Night Market are located about 21.0 mi, 21.6 mi, and 18.3 mi, respectively from Taipei City Taiwan Taoyuan Intl. Those landing in Taipei City looking to spend some time exploring during their layover can rent a car for about $71 per day.

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

    Seoul travelers tend to visit Dongdaemun Market, Lotte World, and Gwanghwamun more than any other attractions. Dongdaemun Market, Lotte World, and Gwanghwamun can be accessed by traveling approximately 31.6 mi, 35.7 mi, and 30.1 mi, respectively from Incheon Intl. Travelers can book a car rental at Incheon Intl for about $49 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, January is the cheapest month in which you can book a flight from Chicago to Bangkok (average of $821). Flying from Chicago to Bangkok in August is currently the most expensive (average of $1,970). 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 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest$611Average$739FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$665Average$870FlexibilityNo cancel feeOn-time72%
ANACheapest$680Average$849FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$697Average$848FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$703Average$899FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$710Average$848FlexibilityNo cancel feeOn-time77%
DeltaCheapest$749Average$1,111FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$790Average$1,134FlexibilityNo cancel feeOn-time71%
EVA AirCheapest$806Average$1,001FlexibilityNo cancel feeOn-time74%
Japan AirlinesCheapest$815Average$960FlexibilityNo cancel feeOn-time79%

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