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$513+ Cheap flights from Bangkok to Illinois

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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — ORD
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Bangkok to Illinois

Cheapest flights from Bangkok to Illinois
Explore the most affordable flight options available from Bangkok to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Wed 12/1710:10 amBKK - ORD
1 stop36h 55mMultiple Airlines
Mon 1/121:30 pmORD - BKK
1 stop29h 20mMultiple Airlines
Deal found 12/14$978
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Thu 12/188:50 amBKK - ORD
2 stops39h 40mAir India
Mon 1/121:30 pmORD - BKK
1 stop29h 20mAir India
Deal found 12/14$980
This Delta deal was found by Cheapflights users on 12/15. 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 12/2012:55 amBKK - ORD
2 stops33h 39mDelta
Sat 3/147:20 amORD - BKK
2 stops28h 00mDelta
Deal found 12/15$990
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Sat 12/208:40 pmBKK - ORD
2 stops50h 25mMultiple Airlines
Mon 1/121:30 pmORD - BKK
1 stop29h 20mMultiple Airlines
Deal found 12/14$992
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Mon 12/1510:20 pmBKK - ORD
2 stops50h 10mAir India
Mon 1/121:30 pmORD - BKK
1 stop29h 20mAir India
Deal found 12/14$1,001
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Tue 12/163:30 pmBKK - ORD
2 stops33h 00mMultiple Airlines
Mon 1/121:30 pmORD - BKK
1 stop29h 20mMultiple Airlines
Deal found 12/14$1,009
This FlightHub deal was found by Cheapflights users on 12/15. 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 12/178:05 amBKK - ORD
1 stop18h 35mJapan Airlines
Wed 1/146:00 amORD - BKK
2 stops34h 00mJapan Airlines
Deal found 12/15$1,032
This China Airlines deal was found by Cheapflights users on 12/14. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/145:50 pmBKK - ORD
2 stops25h 31mMultiple Airlines
Sun 1/113:35 pmORD - BKK
2 stops29h 15mMultiple Airlines
Deal found 12/14$1,034
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Thu 12/188:50 amBKK - ORD
2 stops39h 40mMultiple Airlines
Mon 1/126:06 pmORD - BKK
2 stops40h 19mMultiple Airlines
Deal found 12/14$1,039
This Gotogate deal was found by Cheapflights users on 12/14. 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 12/1510:10 amBKK - ORD
2 stops45h 15mMultiple Airlines
Fri 1/161:30 pmORD - BKK
1 stop35h 40mMultiple Airlines
Deal found 12/14$1,040
This Ovago deal was found by Cheapflights users on 12/15. 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.
Tue 12/239:10 amBKK - ORD
1 stop35h 10mANA
Sun 1/114:25 pmORD - BKK
1 stop23h 45mANA
Deal found 12/15$1,045
This Gotogate deal was found by Cheapflights users on 12/15. 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.
Sat 12/278:55 amBKK - ORD
1 stop35h 40mMultiple Airlines
Sun 1/111:30 pmORD - BKK
1 stop29h 20mMultiple Airlines
Deal found 12/15$1,049

Find flight deals from Bangkok to Illinois

Keep the following information in mind while searching for Bangkok to Illinois flight deals. Data was last updated December 16, 2025.

Round-trip from

$787
(EaseMyTrip)

One-way from

$513
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$1,190
From Bangkok to Illinois
Search Deals
One-way flight from Bangkok to Illinois
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bangkok to Illinois 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 December 16, 2025.
Use the filters below to find and compare flights from Bangkok to Illinois that are best for you.

Fly from

Bangkok

Fly to

Illinois

Route

Depart

Return

Price

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Thu 1/29

8:15 am-2:41 pm

1 stop19h 26m

Chicago O'Hare Intl

Thu 2/5

3:35 pm-6:30 am

1 stop25h 55m

$936

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Mon 3/16

11:50 pm-1:52 pm

2 stops50h 02m

Lambert-St Louis

Thu 4/2

7:00 am-12:10 pm

2 stops41h 10m

$963

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sun 3/8

8:55 am-7:35 am

1 stop35h 40m

Chicago O'Hare Intl

Mon 3/16

2:10 pm-11:25 pm

1 stop21h 15m

$970

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 1/27

9:40 am-8:40 am

1 stop36h 00m

Chicago O'Hare Intl

Wed 6/24

12:30 pm-11:25 pm

1 stop22h 55m

$976

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sun 1/25

9:40 am-8:40 am

1 stop36h 00m

Chicago O'Hare Intl

Thu 1/29

11:25 am-12:45 am

1 stop24h 20m

$976

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 3/3

1:45 pm-5:03 pm

2 stops40h 18m

Chicago O'Hare Intl

Wed 4/15

2:00 pm-11:55 pm

1 stop21h 55m

$976

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 3/2

2:05 am-8:40 am

1 stop19h 35m

Chicago O'Hare Intl

Wed 4/15

12:20 pm-1:15 pm

1 stop36h 55m

$976

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 2/11

9:40 am-8:40 am

1 stop36h 00m

Chicago O'Hare Intl

Sat 4/11

12:20 pm-11:40 pm

1 stop23h 20m

$980

BangkokChicago

DMK - ORD

DMKORD

Bangkok Don Mueang Intl

Sun 3/8

1:40 pm-11:30 am

2 stops34h 50m

Chicago O'Hare Intl

Mon 3/16

2:30 pm-2:30 am

1 stop24h 00m

$984

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 5/5

9:40 pm-9:40 am

1 stop24h 00m

Chicago O'Hare Intl

Sun 7/5

12:30 pm-1:15 pm

1 stop36h 45m

$985

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

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

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

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

Currently, June is the cheapest month in which you can book a flight from Bangkok to Illinois (average of $869). Flying from Bangkok to Illinois in August is currently the most expensive (average of $1,061). 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.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated December 16, 2025.
See what other customers who have flown with EVA Air, Korean Air, and ANA from Bangkok to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very good
1,297 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Boarding

8.4

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
EVA Air
8.5
Very good
1,297 reviews
EVA Air
8.5
Very good
1,297 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Boarding

8.4

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
Korean Air
8.4
Very good
1,186 reviews
EVA Air
8.5
Very good
1,297 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Boarding

8.4

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
ANA
8.4
Very good
1,025 reviews
EVA Air
8.5
Very good
1,297 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Boarding

8.4

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
Japan Airlines
8.3
Very good
1,662 reviews
EVA Air
8.5
Very good
1,297 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Boarding

8.4

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
Thai Airways
7.8
Good
366 reviews
EVA Air
8.5
Very good
1,297 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Boarding

8.4

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

Related info for your journey

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

    Departing from Bangkok to Illinois will take you 19h 26m. The distance from Bangkok to Illinois is about 8545 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for Philippine Airlines. According to our data, you can fly for as low as $457. Users have also found prices from $467 and $473 on Korean Air and Air Canada, respectively.

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

    When deciding which route to take from Bangkok to Illinois consider Bangkok Suvarnabhumi - Chicago O'Hare Intl, Bangkok Suvarnabhumi - Chicago Midway or Bangkok Suvarnabhumi - Lambert-St Louis as they are the most popular.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Bangkok to Illinois (average of $869). Flying from Bangkok to Illinois in August is currently the most expensive (average of $1,061). 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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Alternative routes for Bangkok to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Bangkok to Illinois

Discover the top 8 airlines that operate flights from Bangkok to Illinois. 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 December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$681Average$1,157FlexibilityNo cancel feeOn-time79%
Korean AirCheapest$902Average$1,040FlexibilityNo cancel feeOn-time81%
ANACheapest$983Average$1,096FlexibilityNo cancel feeOn-time80%
Thai AirwaysCheapest$994Average$1,151FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$1,003Average$1,109FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$1,036Average$1,134FlexibilityNo cancel feeOn-time72%
EVA AirCheapest$1,063Average$1,185FlexibilityNo cancel feeOn-time74%
Turkish AirlinesCheapest$1,087Average$1,271FlexibilityNo cancel feeOn-time77%

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