How long is the flight from Thailand to Chicago?

Airlines like Korean Air, เอทิฮัดแอร์เวย์, and เดลต้า fly from Thailand to Chicago in about 22h 35m. The time it takes to get you to your destination can typically vary by up to 13h 10m. There are 14399 km between Thailand and Chicago. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Chicago ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.

If weather is an important factor for your trip to Chicago, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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.

What are the most popular airlines that fly from Thailand to Chicago?

The most popular airlines flying from Thailand to Chicago are Thai Airways, ANA and Korean Air. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from TH to CHI?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Thailand to Chicago as you normally would.

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.

฿12,186+ Cheap Flights from Thailand to Chicago

Cheap flight deals from Thailand to Chicago

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 September 2026.

Wed 4/1109:10 -

1 stop35h 45m

Wed 11/1110:30 -

2 stops33h 55m

Deal found 20/9฿28,866

Mon 12/1009:00 -

2 stops43h 10m

Fri 6/1118:50 -

2 stops46h 55m

Deal found 19/9฿31,164

Sat 26/903:15 -

1 stop41h 20m

Sat 10/1020:25 -

1 stop39h 30m

Deal found 19/9฿31,896

Sun 27/903:15 -

1 stop41h 20m

Sun 11/1014:00 -

1 stop21h 55m

Deal found 21/9฿31,996

Thu 8/1021:00 -

1 stop23h 35m

Wed 14/1020:25 -

1 stop33h 45m

Deal found 22/9฿32,029

Sat 3/1003:15 -

1 stop24h 25m

Wed 7/1014:00 -

1 stop40h 10m

Deal found 20/9฿32,162

Thu 8/1021:00 -

1 stop23h 35m

Sun 11/1014:00 -

1 stop40h 10m

Deal found 23/9฿32,262

Thu 8/1003:15 -

1 stop24h 25m

Tue 13/1014:00 -

1 stop21h 55m

Deal found 19/9฿32,462

Thu 8/1003:15 -

1 stop24h 25m

Sat 17/1020:25 -

1 stop39h 30m

Deal found 23/9฿32,562

Sat 31/1008:30 -

1 stop36h 25m

Sat 7/1113:10 -

1 stop39h 35m

Deal found 22/9฿32,595

Thu 8/1012:20 -

3 stops32h 15m

Fri 23/1014:00 -

1 stop21h 50m

Deal found 23/9฿33,161

Wed 4/1109:10 -

1 stop35h 45m

Wed 11/1113:10 -

1 stop28h 15m

Deal found 20/9฿33,228

Best flights from Thailand to Chicago
Discover carefully curated flight deals from Thailand to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 September 2026.

Tue 3/1122:55 -

1 stop22h 35m

Tue 10/1111:10 -

1 stop45h 15m

Deal found 19/9฿33,161

Thu 5/1109:10 -

1 stop35h 45m

Sat 7/1113:10 -

1 stop28h 15m

Deal found 20/9฿33,827

Thu 8/1012:45 -

2 stops31h 50m

Fri 23/1014:00 -

1 stop21h 50m

Deal found 23/9฿33,960

Wed 14/1002:35 -

2 stops33h 22m

Sat 7/1106:20 -

2 stops26h 10m

Deal found 19/9฿34,027

Fri 6/1107:10 -

1 stop19h 40m

Tue 10/1110:25 -

2 stops36h 05m

Deal found 23/9฿34,127

Tue 6/1011:35 -

1 stop21h 10m

Tue 3/1123:30 -

2 stops46h 50m

Deal found 21/9฿42,584

Wed 4/1109:50 -

2 stops27h 07m

Wed 11/1119:17 -

2 stops40h 03m

Deal found 20/9฿34,027

Thu 5/1100:20 -

1 stop21h 10m

Fri 13/1111:10 -

1 stop22h 35m

Deal found 22/9฿34,027

Mon 1/209:10 -

1 stop19h 00m

Thu 29/418:15 -

2 stops27h 20m

Deal found 21/9฿34,127

Tue 3/1122:00 -

2 stops29h 37m

Tue 10/1114:10 -

1 stop32h 10m

Deal found 19/9฿36,524

Tue 3/1122:55 -

2 stops36h 10m

Tue 10/1105:30 -

2 stops26h 55m

Deal found 19/9฿34,027

Fri 18/1216:55 -

3 stops33h 08m

Fri 8/114:37 -

3 stops31h 53m

Deal found 22/9฿36,091

Sat 6/209:50 -

2 stops25h 30m

Sun 21/207:00 -

2 stops28h 20m

Deal found 22/9฿34,127

Sat 7/1101:05 -

2 stops28h 27m

Sun 15/1107:05 -

2 stops27h 00m

Deal found 23/9฿34,127

Fri 18/1209:50 -

2 stops27h 09m

Fri 8/105:30 -

2 stops29h 50m

Deal found 22/9฿34,227

Thu 5/1100:20 -

1 stop21h 10m

Fri 13/1106:40 -

2 stops27h 05m

Deal found 22/9฿37,456

Sun 25/1009:00 -

2 stops46h 20m

Thu 29/1012:45 -

2 stops42h 30m

Deal found 22/9฿177,426

Last-minute flights from Thailand to Chicago
Discover last-minute flight deals from Thailand to Chicago. Data last updated 24 September 2026 and is based on user searches.

Sat 26/903:15 -

1 stop41h 20m

Sat 10/1020:25 -

1 stop39h 30m

Deal found 19/9฿31,896

Sun 27/903:15 -

1 stop41h 20m

Sun 11/1014:00 -

1 stop21h 55m

Deal found 21/9฿31,996

Thu 1/1010:10 -

2 stops40h 33m

Sun 1/1114:10 -

1 stop39h 45m

Deal found 23/9฿36,457

Thu 1/1020:00 -

2 stops31h 40m

Sat 7/1113:10 -

2 stops31h 15m

Deal found 19/9฿37,123

Sat 3/1003:15 -

1 stop24h 25m

Wed 7/1014:00 -

1 stop40h 10m

Deal found 20/9฿32,162

Thu 8/1021:00 -

1 stop23h 35m

Wed 14/1020:25 -

1 stop33h 45m

Deal found 22/9฿32,029

Thu 8/1021:00 -

1 stop23h 35m

Sun 11/1014:00 -

1 stop40h 10m

Deal found 23/9฿32,262

Thu 8/1003:15 -

1 stop24h 25m

Tue 13/1014:00 -

1 stop21h 55m

Deal found 19/9฿32,462

Thu 8/1003:15 -

1 stop24h 25m

Sat 17/1020:25 -

1 stop39h 30m

Deal found 23/9฿32,562

Thu 8/1012:20 -

3 stops32h 15m

Fri 23/1014:00 -

1 stop21h 50m

Deal found 23/9฿33,161

Mon 12/1009:00 -

2 stops43h 10m

Fri 6/1118:50 -

2 stops46h 55m

Deal found 19/9฿31,164

Sat 31/1008:30 -

1 stop36h 25m

Sat 7/1113:10 -

1 stop39h 35m

Deal found 22/9฿32,595

Find flight deals from Thailand to Chicago

Round-trip from	฿28,866
One-way from	฿12,186
Popular in	March
Cheapest in	November
Average price	฿36,724

4/11-11/11
3 total stops
69h 40m total
Thailand to Chicago

Search Deals

เอทิฮัดแอร์เวย์
10/11-31/12
1 total stop
35h 45m total
Thailand to Chicago

Search Deals

Highest demand for flights based on searches. 17% potential increase in price (฿279,330 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (฿59,142 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Chiang MaiChicago

CNX Chiang Mai - ORD Chicago O'Hare Intl

CNXORD

Chiang Mai

Tue 10/11

09:10-07:55

1 stop35h 45m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿12,186

Phuket CityChicago

HKT Phuket City - ORD Chicago O'Hare Intl

HKTORD

Phuket City

Mon 5/10

21:20-08:35

1 stop23h 15m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿19,777

Phuket CityChicago

HKT Phuket City - ORD Chicago O'Hare Intl

HKTORD

Phuket City

Wed 14/10

21:20-15:40

1 stop30h 20m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿20,143

Phuket CityChicago

HKT Phuket City - ORD Chicago O'Hare Intl

HKTORD

Phuket City

Mon 5/10

09:20-14:43

2 stops41h 23m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿20,709

Phuket CityChicago

HKT Phuket City - ORD Chicago O'Hare Intl

HKTORD

Phuket City

Wed 3/2

09:05-07:55

1 stop35h 50m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿20,776

Phuket CityChicago

HKT Phuket City - ORD Chicago O'Hare Intl

HKTORD

Phuket City

Fri 19/2

08:45-07:55

1 stop36h 10m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿20,776

Chiang MaiChicago

CNX Chiang Mai - ORD Chicago O'Hare Intl

CNXORD

Chiang Mai

Tue 10/11

17:00-23:59

2 stops43h 59m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿20,976

Phuket CityChicago

HKT Phuket City - ORD Chicago O'Hare Intl

HKTORD

Phuket City

Sun 24/1

07:30-19:09

3 stops48h 39m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿22,074

Phuket CityChicago

HKT Phuket City - ORD Chicago O'Hare Intl

HKTORD

Phuket City

Sun 17/1

23:25-07:57

2 stops45h 32m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿22,241

Phuket CityChicago

HKT Phuket City - ORD Chicago O'Hare Intl

HKTORD

Phuket City

Sun 27/12

15:30-07:05

2 stops52h 35m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿22,540

Flights are sorted by cheapest return flights first.

Deals found on 22/9

Showing 1-10 of 43 resultsSorted by cheapest first

...

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.

HKT-ORD

CNX-ORD

BKK-ORD

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

TH0-CHI

HKT-ORD

CNX-ORD

BKK-ORD

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

Currently, January is the cheapest month in which you can book a flight from Thailand to Chicago (average of ฿34,393). Flying from Thailand to Chicago in March is currently the most expensive (average of ฿51,407). 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 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Chicago

Read through reviews of airlines operating flights from Thailand to Chicago, such as Korean Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Korean Air

8.4

Very Good

1,218 reviews

Check prices

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

1,218 reviews

Korean Air

8.4

Very Good

1,218 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Related info for your journey

How long is the flight from Thailand to Chicago?
Airlines like Korean Air, เอทิฮัดแอร์เวย์, and เดลต้า fly from Thailand to Chicago in about 22h 35m. The time it takes to get you to your destination can typically vary by up to 13h 10m. There are 14399 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 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, January is the cheapest month in which you can book a flight from Thailand to Chicago (average of ฿34,393). Flying from Thailand to Chicago in March is currently the most expensive (average of ฿51,407). 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

Alternative routes

Complete your trip

Flights by cabin class

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Popular flights

Alternative routes for Thailand to Chicago

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 6 airlines flying from Thailand to Chicago

Airline	Cheapest	Average	Flexibility	On-time
Thai Airways	Cheapest฿28,964	Average฿55,692	FlexibilityNo cancel fee	On-time77%	Search Thai Airways flights
Korean Air	Cheapest฿32,365	Average฿34,248	FlexibilityNo cancel fee	On-time81%	Search Korean Air flights
ANA	Cheapest฿33,229	Average฿38,271	FlexibilityNo cancel fee	On-time80%	Search ANA flights
เดลต้า	Cheapest฿33,244	Average฿52,502	FlexibilityNo cancel fee	On-timeN/A	Search เดลต้า flights
EVA Air	Cheapest฿37,065	Average฿45,033	FlexibilityNo cancel fee	On-time74%	Search EVA Air flights
Cathay Pacific	Cheapest฿40,811	Average฿59,796	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights

Fly with Cheapflights

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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Cheap flights from Thailand to Chicago from ฿12,186

This is the cheapest retur 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.

Cheap flight deals from Thailand to Chicago

Cheapest flights from Thailand to ChicagoExplore 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 September 2026.

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 September 2026.

Best flights from Thailand to ChicagoDiscover carefully curated flight deals from Thailand to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 September 2026.

Discover carefully curated flight deals from Thailand to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 September 2026.

Last-minute flights from Thailand to ChicagoDiscover last-minute flight deals from Thailand to Chicago. Data last updated 24 September 2026 and is based on user searches.

Discover last-minute flight deals from Thailand to Chicago. Data last updated 24 September 2026 and is based on user searches.

One-way flights from Thailand to ChicagoSearch for one-way flight options from Thailand to Chicago. Find affordable one-way fares based on user searches. Data last updated 24 September 2026.

Search for one-way flight options from Thailand to Chicago. Find affordable one-way fares based on user searches. Data last updated 24 September 2026.

Find flight deals from Thailand to Chicago

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Thailand to Chicago that are best for you.

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.

Cheapflights Insights

What is the cheapest month to book a 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 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Chicago

Read through reviews of airlines operating flights from Thailand to Chicago, such as Korean Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Thailand to Chicago?

What are the most popular routes from Thailand to Chicago?

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

How can I find direct flights from Thailand to Chicago?

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

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

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.

Complete your trip

Complete your trip to Chicago by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Thailand to Chicago by cabin class

Find flights from Thailand to Chicago, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Thailand and Chicago flights

Browse other Thailand and Chicago flight options. Last updated on 24 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top 6 airlines flying from Thailand to Chicago

Fly with Cheapflights

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

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

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

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

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Book With Flexibility

Travel Smart

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 September 2026.

Best flights from Thailand to Chicago
Discover carefully curated flight deals from Thailand to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 September 2026.

Last-minute flights from Thailand to Chicago
Discover last-minute flight deals from Thailand to Chicago. Data last updated 24 September 2026 and is based on user searches.

One-way flights from Thailand to Chicago
Search for one-way flight options from Thailand to Chicago. Find affordable one-way fares based on user searches. Data last updated 24 September 2026.