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Suvarnabhumi

$384+ Cheap flights from Illinois to Suvarnabhumi (BKK)

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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BKK
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Illinois to Suvarnabhumi

Keep the following information in mind while searching for Illinois to Suvarnabhumi flight deals. Data was last updated July 30, 2025.

Round-trip from

$723
(United Airlines)

One-way from

$384
(oojo)

Popular in

December

Cheapest in

September

Average price

$1,197
From Illinois to Bangkok Suvarnabhumi
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One-way flight from Illinois to Bangkok Suvarnabhumi
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Highest demand for flights based on searches. 5% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Illinois to Suvarnabhumi

Cheapest flights from Illinois to Suvarnabhumi
Explore the most affordable flight options available from Illinois to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Cathay Pacific deal was found by Cheapflights users on 7/29. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/293:40 pmORD - BKK
1 stop31h 35mCathay Pacific
Tue 11/117:15 pmBKK - ORD
1 stop30h 45mCathay Pacific
Deal found 7/29$723
This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/149:31 pmORD - BKK
2 stops38h 24mUnited Airlines
Thu 10/29:35 amBKK - ORD
2 stops25h 12mUnited Airlines
Deal found 7/29$724
This FlightHub deal was found by Cheapflights users on 7/28. 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.
Mon 9/1511:45 pmORD - BKK
1 stop41h 30mTurkish Airlines
Mon 9/226:45 amBKK - ORD
1 stop38h 55mTurkish Airlines
Deal found 7/28$732
This CrystalTravel deal was found by Cheapflights users on 7/28. 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.
Sat 9/67:00 amORD - BKK
2 stops28h 55mANA
Tue 9/167:00 amBKK - ORD
1 stop19h 55mANA
Deal found 7/28$736
This oojo deal was found by Cheapflights users on 7/30. 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.
Sat 10/1812:00 pmORD - BKK
1 stop20h 25mAir India
Sat 10/2510:25 pmBKK - ORD
1 stop21h 05mAir India
Deal found 7/30$752
This Delta deal was found by Cheapflights users on 7/29. 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.
Mon 8/259:30 amMDW - BKK
2 stops25h 55mDelta
Mon 9/89:40 pmBKK - MDW
2 stops26h 48mDelta
Deal found 7/29$859
This Gurufare deal was found by Cheapflights users on 7/29. 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.
Wed 8/278:10 amSTL - BKK
2 stops32h 25mANA
Wed 9/39:35 pmBKK - STL
2 stops28h 44mANA
Deal found 7/29$975
This Delta deal was found by Cheapflights users on 7/30. 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.
Mon 12/87:30 amSTL - BKK
2 stops25h 00mDelta
Mon 12/1511:15 pmBKK - STL
2 stops38h 22mDelta
Deal found 7/30$978
This United Airlines deal was found by Cheapflights users on 7/28. 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 9/246:00 amSTL - BKK
2 stops29h 55mUnited Airlines
Tue 10/79:35 amBKK - STL
2 stops44h 42mUnited Airlines
Deal found 7/28$987
This oojo deal was found by Cheapflights users on 7/30. 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.
Mon 10/63:57 pmSTL - BKK
2 stops32h 13mChina Airlines
Tue 11/45:50 pmBKK - STL
2 stops34h 28mChina Airlines
Deal found 7/30$1,001
This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/55:18 pmPIA - BKK
2 stops41h 47mUnited Airlines
Wed 11/264:55 pmBKK - PIA
3 stops34h 38mUnited Airlines
Deal found 7/29$1,007
This Gurufare deal was found by Cheapflights users on 7/29. 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.
Tue 10/282:15 pmSTL - BKK
2 stops26h 50mJapan Airlines
Sun 11/212:55 amBKK - STL
2 stops35h 47mJapan Airlines
Deal found 7/29$1,010

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Suvarnabhumi 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 July 30, 2025.
Use the filters below to find and compare flights from Illinois to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Illinois

Fly to

Suvarnabhumi

Route

Depart

Return

Price

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 9/15

9:31 pm-4:35 am

2 stops43h 04m

Bangkok Suvarnabhumi

Tue 11/18

4:55 pm-5:16 am

2 stops25h 21m

$723

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 8/25

5:45 pm-4:35 am

1 stop22h 50m

Bangkok Suvarnabhumi

Mon 9/8

9:35 am-10:55 pm

2 stops25h 20m

$727

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 8/20

4:00 pm-11:50 pm

1 stop19h 50m

Bangkok Suvarnabhumi

Sat 10/4

5:30 pm-2:25 pm

1 stop32h 55m

$729

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 9/15

11:45 pm-5:15 am

1 stop41h 30m

Bangkok Suvarnabhumi

Mon 9/22

6:45 am-9:40 am

1 stop38h 55m

$732

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 8/18

12:50 pm-6:00 am

1 stop29h 10m

Bangkok Suvarnabhumi

Tue 8/26

9:35 pm-8:40 am

1 stop23h 05m

$735

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Sat 10/18

12:00 pm-8:25 pm

1 stop20h 25m

Bangkok Suvarnabhumi

Sat 10/25

10:25 pm-7:30 am

1 stop21h 05m

$752

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Mon 8/25

9:30 am-11:25 pm

2 stops25h 55m

Bangkok Suvarnabhumi

Mon 9/8

9:40 pm-12:28 pm

2 stops26h 48m

$859

St. LouisBangkok

STL - BKK

STLBKK

Lambert-St Louis

Wed 8/27

8:10 am-4:35 am

2 stops32h 25m

Bangkok Suvarnabhumi

Wed 9/3

9:35 pm-2:19 pm

2 stops28h 44m

$975

St. LouisBangkok

STL - BKK

STLBKK

Lambert-St Louis

Tue 8/26

6:40 am-1:05 am

2 stops30h 25m

Bangkok Suvarnabhumi

Mon 9/1

2:35 am-10:02 pm

2 stops31h 27m

$978

St. LouisBangkok

STL - BKK

STLBKK

Lambert-St Louis

Wed 9/24

6:00 am-11:55 pm

2 stops29h 55m

Bangkok Suvarnabhumi

Tue 10/7

9:35 am-6:17 pm

2 stops44h 42m

$987

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 44 results
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Best time to book a flight from Illinois to Suvarnabhumi

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

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

Currently, September is the cheapest month in which you can book a flight from Illinois to Bangkok Suvarnabhumi Airport (average of $946). Flying from Illinois to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,563). 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 IL to BKK?

Find hourly flight availability from Illinois to Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

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

Reviews of airlines servicing Suvarnabhumi

Get insights into the airlines that provide service to Suvarnabhumi. 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 Suvarnabhumi. Reviews last updated July 30, 2025.
See what other customers who have flown with EVA Air, ANA, and Korean Air from Illinois to Bangkok Suvarnabhumi Airport 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
8.4
Very good
1,222 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
EVA Air
8.4
Very good
1,222 reviews
EVA Air
8.4
Very good
1,222 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
ANA
8.4
Very good
922 reviews
EVA Air
8.4
Very good
1,222 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Korean Air
8.4
Very good
1,121 reviews
EVA Air
8.4
Very good
1,222 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Japan Airlines
8.3
Very good
1,536 reviews
EVA Air
8.4
Very good
1,222 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
China Airlines
8.3
Very good
754 reviews
EVA Air
8.4
Very good
1,222 reviews

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

Related info for your journey

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

    To fly one-way, consider booking your trip with Air India, which is currently one of the cheapest options available, starting at $384. Cathay Pacific flights start at $396 while deals on IndiGo start at $445 one-way.

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

    The most popular flight routes from Illinois to Bangkok Suvarnabhumi Airport are Chicago O'Hare Intl - Bangkok Suvarnabhumi, Chicago Midway - Bangkok Suvarnabhumi and Lambert-St Louis - Bangkok Suvarnabhumi.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Illinois to Bangkok Suvarnabhumi Airport (average of $946). Flying from Illinois to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,563). 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

Traveling to a place near Bangkok Suvarnabhumi Airport?

Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Sattahip
Chonburi
Kanchanaburi
Cha-am
Ko Samet
Pak Chong
Phetchaburi
Ko Lan

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Alternative routes for Illinois to Suvarnabhumi

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Illinois to Suvarnabhumi

Discover the top 10 airlines that operate flights from Illinois to Suvarnabhumi. 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
EmiratesCheapest$503Average$1,391FlexibilityNo cancel feeOn-time75%
Japan AirlinesCheapest$707Average$1,015FlexibilityNo cancel feeOn-time79%
Air IndiaCheapest$710Average$920FlexibilityNo cancel feeOn-timeN/A
ANACheapest$720Average$975FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$738Average$950FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$757Average$960FlexibilityNo cancel feeOn-time81%
Cathay PacificCheapest$782Average$901FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$791Average$967FlexibilityNo cancel feeOn-time77%
Etihad AirwaysCheapest$821Average$1,186FlexibilityNo cancel feeOn-time75%
IndiGoCheapest$893Average$1,260FlexibilityNo cancel feeOn-time80%

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