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Cheap flights from Thailand to Chicago from ฿18,496

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — CHI
24 May — 31 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Thailand to Chicago

Enter your travel dates to find the best prices.

Cheapest flights from Thailand to Chicago
Explore the most affordable flight options available from Thailand to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2026.

Wed 23/902:30
BKK
-
ORD
1 stop24h 35m
Qatar Airways
Mon 28/916:51
ORD
-
BKK
2 stops32h 04m
Qatar Airways
Deal found 19/4฿33,786
Wed 30/907:05
BKK
-
ORD
1 stop24h 48m
แอร์แคนาดา
Tue 16/209:15
ORD
-
BKK
2 stops32h 15m
แอร์แคนาดา
Deal found 23/4฿34,045
Wed 30/907:05
BKK
-
ORD
1 stop19h 43m
แอร์แคนาดา
Wed 17/215:40
ORD
-
BKK
1 stop25h 50m
แอร์แคนาดา
Deal found 22/4฿34,077
Sun 20/920:00
BKK
-
ORD
2 stops28h 40m
Multiple Airlines
Fri 25/919:20
ORD
-
BKK
1 stop23h 00m
Multiple Airlines
Deal found 22/4฿34,142
Wed 30/907:05
BKK
-
ORD
1 stop19h 43m
แอร์แคนาดา
Sun 14/211:45
ORD
-
BKK
2 stops29h 45m
แอร์แคนาดา
Deal found 22/4฿34,239
Wed 30/907:05
BKK
-
ORD
2 stops36h 11m
แอร์แคนาดา
Thu 18/208:00
ORD
-
BKK
2 stops25h 30m
แอร์แคนาดา
Deal found 22/4฿34,336
Wed 30/907:05
BKK
-
ORD
2 stops34h 52m
แอร์แคนาดา
Sat 13/209:15
ORD
-
BKK
2 stops32h 15m
แอร์แคนาดา
Deal found 22/4฿34,369
Wed 21/1007:05
BKK
-
ORD
1 stop19h 43m
Multiple Airlines
Wed 25/1114:30
ORD
-
BKK
1 stop40h 50m
Multiple Airlines
Deal found 21/4฿34,433
Tue 5/519:00
BKK
-
ORD
1 stop33h 50m
Multiple Airlines
Wed 5/819:20
ORD
-
BKK
1 stop29h 35m
Multiple Airlines
Deal found 21/4฿34,498
Tue 29/907:00
BKK
-
ORD
2 stops43h 52m
แอร์แคนาดา
Wed 17/213:10
ORD
-
BKK
1 stop28h 20m
แอร์แคนาดา
Deal found 22/4฿34,595
Wed 7/1007:05
BKK
-
ORD
2 stops27h 39m
แอร์แคนาดา
Sun 22/1109:50
ORD
-
BKK
2 stops31h 40m
แอร์แคนาดา
Deal found 23/4฿34,660
Sun 27/917:30
BKK
-
ORD
2 stops24h 52m
Multiple Airlines
Wed 17/214:30
ORD
-
BKK
1 stop28h 20m
Multiple Airlines
Deal found 22/4฿34,693

Find flight deals from Thailand to Chicago

Keep the following information in mind while searching for Thailand to Chicago flight deals. Data was last updated 24 April 2026.

Round-trip from

฿33,786

One-way from

฿18,496

Popular in

March

Cheapest in

February

Average price

฿49,593
Qatar Airways
  • Qatar Airways
  • 23/9-28/9
  • 3 total stops
  • 56h 39m total
  • Thailand to Chicago
Search Deals
12/5
  • 12/5
  • 2 total stops
  • 25h 19m total
  • Thailand to Chicago
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (฿240,615 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿56,167 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Thailand to Chicago 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 17,341 searches. Data last updated 24 April 2026.
Use the filters below to find and compare flights from Thailand to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 16/6

15:45-11:48

3 stops32h 03m

Chicago O'Hare Intl

Wed 16/9

14:13-09:35

3 stops31h 22m

฿35,600

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 29/9

21:40-09:30

1 stop23h 50m

Chicago O'Hare Intl

Fri 19/2

11:25-23:20

1 stop22h 55m

฿35,697

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 9/6

02:35-23:29

2 stops32h 54m

Chicago O'Hare Intl

Wed 8/7

06:55-01:05

2 stops30h 10m

฿35,697

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 31/8

02:35-23:47

2 stops33h 12m

Chicago O'Hare Intl

Tue 22/9

09:30-23:35

2 stops26h 05m

฿35,697

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 14/9

09:35-08:40

1 stop35h 05m

Chicago O'Hare Intl

Sun 31/1

08:50-05:10

2 stops31h 20m

฿35,762
Fastest return journey

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 9/9

23:30-09:30

1 stop22h 00m

Chicago O'Hare Intl

Wed 30/9

12:10-23:35

1 stop23h 25m

฿35,794

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 9/9

09:35-08:40

1 stop35h 05m

Chicago O'Hare Intl

Wed 30/9

14:15-09:35

3 stops31h 20m

฿35,826

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 7/9

09:50-21:58

2 stops24h 08m

Chicago O'Hare Intl

Wed 21/10

08:55-01:05

2 stops28h 10m

฿35,859

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 6/10

09:35-08:40

1 stop35h 05m

Chicago O'Hare Intl

Wed 18/11

10:30-00:20

1 stop24h 50m

฿37,770

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 16/6

23:30-23:18

2 stops35h 48m

Chicago O'Hare Intl

Thu 13/8

07:00-23:35

2 stops28h 35m

฿38,580

Flights are sorted by cheapest return flights first.

Deals found on 19/4

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Thailand to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Thailand with our price prediction graph.
Estimated return 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 Thailand to Chicago

How far ahead should I book a flight from Thailand to Chicago?

The price you pay for your flight from Thailand to Chicago may vary depending on when you book. For the best chance of a lower fare, look to book 22 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Thailand to Chicago?

Currently, February is the cheapest month in which you can book a flight from Thailand to Chicago (average of ฿12,050). Flying from Thailand to Chicago in August is currently the most expensive (average of ฿32,328). 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 Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated 24 April 2026.
Read through reviews of airlines operating flights from Thailand to Chicago, such as EVA Air,ANA, andKorean Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very Good
1,426 reviews
Check prices

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.5

Crew

8.6

Boarding

8.4

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?
EVA Air
8.5
Very Good
1,426 reviews
EVA Air
8.5
Very Good
1,426 reviews
Check prices

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.5

Crew

8.6

Boarding

8.4

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?
ANA
8.4
Very Good
1,188 reviews
EVA Air
8.5
Very Good
1,426 reviews
Check prices

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.5

Crew

8.6

Boarding

8.4

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?
Korean Air
8.4
Very Good
1,212 reviews
EVA Air
8.5
Very Good
1,426 reviews
Check prices

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.5

Crew

8.6

Boarding

8.4

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?
Japan Airlines
8.3
Very Good
1,788 reviews
EVA Air
8.5
Very Good
1,426 reviews
Check prices

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.5

Crew

8.6

Boarding

8.4

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 Thailand to Chicago. 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 Thailand to Chicago?

    Airlines like United Airlines, Korean Air, and เดลต้า fly from Thailand to Chicago in about 23h 50m. The time it takes to get you to your destination can typically vary by up to 9h 04m. There are 13752 km between Thailand and Chicago. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Thailand to Chicago one-way?

    The cheapet airlines for a one-way flight from Thailand to Chicago are Korean Air (฿14,445), Thai Airways (฿18,741), and ANA (฿21,600).

  • What are the most popular routes from Thailand to Chicago?

    Most travellers choose Bangkok Suvarnabhumi - Chicago O'Hare Intl, Bangkok Suvarnabhumi - Chicago Midway or Bangkok Don Mueang Intl - Chicago O'Hare Intl when deciding on the best route from Thailand to Chicago.

  • Can I find deals for flights from Thailand to Chicago that include hotel bookings?

    Yes. In addition to deals on Thailand to Chicago flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Thailand to Chicago?

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

  • Can I find deals for business class flights from Thailand to Chicago?

    Yes. Cheapflights offers flight deals from Thailand to Chicago 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 Thailand to Chicago?

    Currently, February is the cheapest month in which you can book a flight from Thailand to Chicago (average of ฿12,050). Flying from Thailand to Chicago in August is currently the most expensive (average of ฿32,328). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Thailand to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
Chiang Mai to O'Hare Intl flights
Chiang Mai to Midway flights
Ko Samui to O'Hare Intl flights
Phuket City to St. Louis flights

Top 7 airlines flying from Thailand to Chicago

Discover the top 7 airlines that operate flights from Thailand to Chicago. 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 17,341 searches. Data last updated 24 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿30,716Average฿32,611FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
เดลต้าCheapest฿32,344Average฿51,080FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
United AirlinesCheapest฿33,452Average฿35,579FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
ANACheapest฿34,117Average฿39,866FlexibilityNo cancel feeOn-time80%
Search ANA flights
EVA AirCheapest฿34,534Average฿37,399FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Japan AirlinesCheapest฿34,776Average฿42,735FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Thai AirwaysCheapest฿36,575Average฿40,560FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Thailand to Chicago?

Cheapflights helps you search for flights from Thailand to Chicago via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Thailand to Chicago?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Thailand to Chicago.

Can Cheapflights find flights from Thailand to Chicago with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Thailand to Chicago flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Thailand to Chicago become cheaper?

Yes! Start tracking prices for Thailand to Chicago flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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