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Cheap flights from Thailand to Chicago from ฿19,510

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — CHI
26 Jun — 3 Jul1
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 27 May 2026.

Mon 13/709:35
BKK
-
ORD
2 stops31h 16m
ANA
Tue 13/1011:50
ORD
-
BKK
1 stop24h 05m
ANA
Deal found 26/5฿36,182
Tue 16/621:35
BKK
-
ORD
1 stop29h 50m
ANA
Wed 19/817:45
ORD
-
BKK
1 stop33h 45m
ANA
Deal found 25/5฿36,280
Wed 24/615:45
BKK
-
ORD
2 stops26h 01m
United Airlines
Tue 11/819:50
ORD
-
BKK
2 stops25h 45m
United Airlines
Deal found 26/5฿36,443
Wed 24/607:05
BKK
-
ORD
2 stops42h 02m
แอร์แคนาดา
Tue 11/819:45
ORD
-
BKK
2 stops45h 20m
แอร์แคนาดา
Deal found 25/5฿36,574
Sat 13/607:30
DMK
-
ORD
2 stops25h 30m
Multiple Airlines
Fri 19/600:30
ORD
-
DMK
2 stops34h 35m
Multiple Airlines
Deal found 25/5฿36,607
Wed 24/607:05
BKK
-
ORD
1 stop19h 36m
แอร์แคนาดา
Thu 13/808:45
ORD
-
BKK
2 stops26h 50m
แอร์แคนาดา
Deal found 25/5฿36,900
Mon 13/713:55
BKK
-
ORD
2 stops26h 56m
ANA
Mon 27/717:45
ORD
-
BKK
1 stop22h 50m
ANA
Deal found 23/5฿36,933
Mon 25/507:30
DMK
-
ORD
2 stops25h 30m
Multiple Airlines
Sun 31/500:30
ORD
-
DMK
2 stops29h 05m
Multiple Airlines
Deal found 24/5฿37,031
Tue 23/609:50
BKK
-
ORD
2 stops34h 10m
แอร์แคนาดา
Wed 12/815:40
ORD
-
BKK
1 stop25h 25m
แอร์แคนาดา
Deal found 25/5฿37,063
Wed 1/707:45
BKK
-
ORD
2 stops24h 14m
แอร์แคนาดา
Wed 23/916:30
ORD
-
BKK
2 stops24h 35m
แอร์แคนาดา
Deal found 26/5฿37,194
Sat 3/1011:20
CNX
-
ORD
2 stops31h 00m
Multiple Airlines
Tue 3/1118:33
ORD
-
CNX
2 stops26h 57m
Multiple Airlines
Deal found 22/5฿38,597
Thu 28/511:35
CNX
-
ORD
1 stop21h 25m
EVA Air
Thu 4/619:49
ORD
-
CNX
2 stops26h 36m
EVA Air
Deal found 25/5฿38,923

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 27 May 2026.

Round-trip from

฿36,182

One-way from

฿19,510

Popular in

March

Cheapest in

February

Average price

฿36,868
ANA
  • ANA
  • 13/7-13/10
  • 3 total stops
  • 55h 21m total
  • Thailand to Chicago
Search Deals
10/11
  • 10/11
  • 2 total stops
  • 40h 38m total
  • Thailand to Chicago
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (฿245,772 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿57,162 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 27 May 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

Wed 24/6

15:45-05:46

2 stops26h 01m

Chicago O'Hare Intl

Tue 11/8

19:50-09:35

2 stops25h 45m

฿36,443

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sat 12/9

09:35-23:29

2 stops25h 54m

Chicago O'Hare Intl

Sat 31/10

15:00-11:25

3 stops32h 25m

฿37,814

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 6/7

09:35-06:32

2 stops32h 57m

Chicago O'Hare Intl

Tue 21/7

13:30-09:35

3 stops32h 05m

฿38,075

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 29/6

15:45-17:05

3 stops37h 20m

Chicago O'Hare Intl

Mon 13/7

07:00-09:35

2 stops38h 35m

฿38,205

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sat 3/10

11:20-06:20

2 stops31h 00m

Chicago O'Hare Intl

Tue 3/11

18:33-10:30

2 stops26h 57m

฿38,597

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Thu 19/11

00:55-08:30

1 stop20h 35m

Chicago O'Hare Intl

Fri 20/11

11:15-11:15

1 stop35h 00m

฿39,054

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sun 12/7

02:35-23:38

2 stops33h 03m

Chicago O'Hare Intl

Tue 13/10

06:00-01:05

2 stops31h 05m

฿39,184

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 21/10

15:45-07:25

3 stops27h 40m

Chicago O'Hare Intl

Wed 18/11

12:49-11:25

3 stops33h 36m

฿40,195

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Tue 9/6

21:40-18:31

2 stops32h 51m

Chicago Midway

Mon 10/8

09:59-23:35

2 stops25h 36m

฿40,293

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sun 5/7

17:30-06:20

2 stops24h 50m

Chicago O'Hare Intl

Sat 18/7

20:20-09:45

2 stops25h 25m

฿40,587

Flights are sorted by cheapest return flights first.

Deals found on 22/5

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

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 ฿12,137). Flying from Thailand to Chicago in April is currently the most expensive (average of ฿31,974). 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 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 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 27 May 2026.
Read through reviews of airlines operating flights from Thailand to Chicago, such as Korean Air,Japan Airlines, andANA. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,217 reviews
Check prices

Food

8.1

Crew

8.7

Entertainment

8.2

Comfort

8.3

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very Good
1,217 reviews
Korean Air
8.4
Very Good
1,217 reviews
Check prices

Food

8.1

Crew

8.7

Entertainment

8.2

Comfort

8.3

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Japan Airlines
8.3
Very Good
1,824 reviews
Korean Air
8.4
Very Good
1,217 reviews
Check prices

Food

8.1

Crew

8.7

Entertainment

8.2

Comfort

8.3

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
ANA
8.3
Very Good
1,215 reviews
Korean Air
8.4
Very Good
1,217 reviews
Check prices

Food

8.1

Crew

8.7

Entertainment

8.2

Comfort

8.3

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

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, เดลต้า, and EVA Air fly from Thailand to Chicago in about 24h 05m. The time it takes to get you to your destination can typically vary by up to 8h 46m. There are 14219 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 (฿14,549), Thai Airways (฿18,877), and ANA (฿21,730).

  • 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 ฿12,137). Flying from Thailand to Chicago in April is currently the most expensive (average of ฿31,974). 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
Phuket City to St. Louis flights
Ko Samui to O'Hare Intl flights
Chiang Mai to Midway flights

Top 8 airlines flying from Thailand to Chicago

Discover the top 8 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 27 May 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest฿31,096Average฿39,582FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Korean AirCheapest฿31,715Average฿32,846FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
เดลต้าCheapest฿32,577Average฿51,448FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
ANACheapest฿34,399Average฿37,752FlexibilityNo cancel feeOn-time80%
Search ANA flights
EVA AirCheapest฿34,783Average฿38,905FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Japan AirlinesCheapest฿35,027Average฿42,175FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Thai AirwaysCheapest฿37,108Average฿54,574FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Cathay PacificCheapest฿39,992Average฿58,596FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific 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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