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$574+ Cheap flights from Suvarnabhumi (BKK) 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — ORD
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Suvarnabhumi to Illinois

Keep the following information in mind while searching for Suvarnabhumi to Illinois flight deals. Data was last updated March 28, 2025.

Round-trip from

$1,037
(United Airlines)

One-way from

$574
(StudentUniverse)

Popular in

January

Cheapest in

September

Average price

$1,121
From Bangkok Suvarnabhumi to Illinois
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One-way flight from Bangkok Suvarnabhumi to Illinois
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Highest demand for flights based on searches. 4% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($19 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 Suvarnabhumi to Illinois

Cheapest flights from Suvarnabhumi to Illinois
Explore the most affordable flight options available from Suvarnabhumi to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This United Airlines deal was found by Cheapflights users on 3/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/289:35 amBKK - ORD
1 stop35h 05mUnited Airlines
Sun 5/116:00 amORD - BKK
2 stops29h 55mUnited Airlines
Deal found 3/27$1,037
This Gurufare deal was found by Cheapflights users on 3/27. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/27:00 pmBKK - ORD
1 stop31h 25mCathay Pacific
Mon 4/144:00 pmORD - BKK
1 stop31h 05mCathay Pacific
Deal found 3/27$1,044
This Ovago deal was found by Cheapflights users on 3/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2712:25 amBKK - ORD
2 stops34h 07mJapan Airlines
Sun 6/81:30 amORD - BKK
1 stop40h 20mJapan Airlines
Deal found 3/27$1,045
This Gotogate deal was found by Cheapflights users on 3/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/15:30 pmBKK - ORD
1 stop39h 15mThai Airways
Thu 10/3012:30 amORD - BKK
1 stop33h 15mThai Airways
Deal found 3/27$1,048
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/302:35 amBKK - ORD
2 stops33h 24mDelta
Thu 8/77:05 amORD - BKK
2 stops30h 00mDelta
Deal found 3/27$1,062
This Travelocity deal was found by Cheapflights users on 3/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/125:30 pmBKK - ORD
2 stops24h 35mMultiple Airlines
Sat 5/247:51 pmORD - BKK
2 stops25h 54mMultiple Airlines
Deal found 3/27$1,065
This Gurufare deal was found by Cheapflights users on 3/27. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/27:00 amBKK - ORD
1 stop19h 55mANA
Fri 5/25:45 pmORD - BKK
1 stop22h 50mANA
Deal found 3/27$1,090
This SWISS deal was found by Cheapflights users on 3/27. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/712:35 pmBKK - ORD
1 stop36h 10mSWISS
Mon 5/124:05 pmORD - BKK
2 stops29h 40mSWISS
Deal found 3/27$1,094
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/29:50 amBKK - MDW
2 stops36h 06mDelta
Mon 4/1410:20 amMDW - BKK
2 stops25h 20mDelta
Deal found 3/27$1,145
This Expedia deal was found by Cheapflights users on 3/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1210:45 pmBKK - ORD
1 stop22h 55mTurkish Airlines
Sat 5/247:50 pmORD - BKK
1 stop21h 25mTurkish Airlines
Deal found 3/27$1,163
This Lufthansa deal was found by Cheapflights users on 3/27. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/141:10 pmBKK - STL
2 stops46h 05mMultiple Airlines
Tue 4/225:35 pmSTL - BKK
2 stops32h 45mMultiple Airlines
Deal found 3/27$1,179
This oojo deal was found by Cheapflights users on 3/27. 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.
Thu 5/11:35 amBKK - ORD
2 stops27h 35mEVA Air
Fri 10/312:30 amORD - BKK
1 stop22h 40mEVA Air
Deal found 3/27$1,182

Cheapflights Fare Finder

Customize your flight search to find flights from Suvarnabhumi 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 March 28, 2025.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Illinois that are best for you.

Fly from

Suvarnabhumi

Fly to

Illinois

Route

Depart

Return

Price

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 4/28

9:35 am-8:40 am

1 stop35h 05m

Chicago O'Hare Intl

Sun 5/11

6:00 am-11:55 pm

2 stops29h 55m

$1,037

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Thu 6/12

12:25 am-4:00 pm

2 stops27h 35m

Chicago O'Hare Intl

Tue 6/24

1:30 am-3:10 pm

1 stop25h 40m

$1,044

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sat 5/31

7:00 pm-2:25 pm

1 stop31h 25m

Chicago O'Hare Intl

Thu 8/7

4:00 pm-11:50 pm

1 stop19h 50m

$1,047

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sun 5/18

12:50 pm-12:45 pm

1 stop35h 55m

Chicago O'Hare Intl

Mon 5/26

8:15 pm-9:45 am

2 stops25h 30m

$1,055

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Fri 5/30

2:35 am-11:59 pm

2 stops33h 24m

Chicago O'Hare Intl

Thu 8/7

7:05 am-1:05 am

2 stops30h 00m

$1,062

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 5/12

5:30 pm-6:05 am

2 stops24h 35m

Chicago O'Hare Intl

Sat 5/24

7:51 pm-9:45 am

2 stops25h 54m

$1,065

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sat 4/26

8:25 am-9:00 pm

1 stop24h 35m

Chicago O'Hare Intl

Fri 5/2

12:30 am-10:40 am

1 stop22h 10m

$1,136

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Thu 4/10

9:50 am-9:56 am

2 stops36h 06m

Chicago Midway

Tue 4/22

7:00 pm-11:40 pm

2 stops40h 40m

$1,145

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 4/7

9:35 pm-4:06 pm

2 stops30h 31m

Chicago O'Hare Intl

Mon 4/21

5:45 pm-6:00 am

1 stop24h 15m

$1,148

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 5/12

10:45 pm-9:40 am

1 stop22h 55m

Chicago O'Hare Intl

Sat 5/24

7:50 pm-5:15 am

1 stop21h 25m

$1,163

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 50 results
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Best time to book a flight from Suvarnabhumi to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Illinois (average of $245). Flying from Bangkok Suvarnabhumi Airport to Illinois in March is currently the most expensive (average of $323). 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 BKK to IL?

Find hourly flight availability from Suvarnabhumi to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

When flying from Bangkok Suvarnabhumi Airport to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 March 28, 2025.
Get a feel of what it's like to fly with EVA Air, Japan Airlines and ANA from Bangkok to Illinois by reading reviews from past customers. 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
8.4
Very good
1,169 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
EVA Air
8.4
Very good
1,169 reviews
EVA Air
8.4
Very good
1,169 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
Japan Airlines
8.3
Very good
1,440 reviews
EVA Air
8.4
Very good
1,169 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
ANA
8.3
Very good
829 reviews
EVA Air
8.4
Very good
1,169 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
Asiana Airlines
8.2
Very good
440 reviews
EVA Air
8.4
Very good
1,169 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
Emirates
8.0
Very good
3,190 reviews
EVA Air
8.4
Very good
1,169 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Related info for your journey

Find useful and relevant information for your journey from Suvarnabhumi to Illinois. 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 to fly from Bangkok Suvarnabhumi Airport to Illinois one-way?

    The cheapest airlines for a one-way flight from Bangkok Suvarnabhumi Airport to Illinois are Thai Airways ($574), IndiGo ($595), and Air Canada ($628).

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

    When deciding which route to take from Bangkok Suvarnabhumi Airport 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 Suvarnabhumi to Illinois that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Suvarnabhumi 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 Suvarnabhumi Airport to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Illinois (average of $245). Flying from Bangkok Suvarnabhumi Airport to Illinois in March is currently the most expensive (average of $323). 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 Suvarnabhumi 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 Suvarnabhumi to Illinois

Discover the top 8 airlines that operate flights from Suvarnabhumi 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$859Average$1,033FlexibilityNo cancel feeOn-time72%
Korean AirCheapest$918Average$1,191FlexibilityNo cancel feeOn-time81%
ANACheapest$926Average$1,068FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$939Average$1,046FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$939Average$1,061FlexibilityNo cancel feeOn-time69%
EVA AirCheapest$940Average$1,107FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$956Average$1,110FlexibilityNo cancel feeOn-time71%
Thai AirwaysCheapest$994Average$1,155FlexibilityNo cancel feeOn-time77%
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