How long does it take to fly to Chicago?

Average flight duration from Thailand to Chicago depends on which airport you fly into and out of. Flying from Bangkok to Chicago O'Hare Intl Airport is 18h 40m on average, while flying from Ko Samui to Chicago O'Hare Intl Airport is 24h 40m on average. Chicago O'Hare Intl Airport is the most popular airport in Chicago.

What is the cheapest airline that flies from Thailand to Chicago?

Philippine Airlines, Turkish Airlines, and IndiGo are the most popular carriers operating from Thailand to Chicago

What airlines fly to Chicago?

EVA Air, Korean Air and ANA are the top three most popular airlines that fly to Chicago from Thailand according to our data. EVA Air is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 7 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Thailand to Chicago?

Prices for flights from Thailand to Chicago were last updated today.

How many operators does momondo search for flights from Thailand to Chicago?

There are 7 operators available for flights from Thailand to Chicago as of November 2025.

How old do you have to be to fly from Thailand to Chicago?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Thailand to Chicago.

What documentation or ID do you need to fly to Chicago?

The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$444 Cheap Flights from Thailand to Chicago in 2025/26

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Recent round-trip flight deals from Thailand to Chicago

Enter your travel dates to find the best prices.

11:50 pm - 12:01 pmBKK-ORD

49h 11m2 stops

3:20 pm - 4:45 pmORD-BKK

37h 25m2 stops

$783Multiple Airlines

Find Deal

mar., mar. 3 - mar., abr. 21

11:50 pm - 4:33 pmBKK-ORD

53h 43m2 stops

5:00 pm - 12:05 pmORD-BKK

31h 05m2 stops

$792Multiple Airlines

Find Deal

lun., mar. 2 - mar., abr. 21

11:50 pm - 4:33 pmBKK-ORD

53h 43m2 stops

8:42 pm - 12:05 pmORD-BKK

51h 23m2 stops

$800Multiple Airlines

Find Deal

lun., mar. 2 - mié., jul. 1

10:10 am - 6:25 pmBKK-ORD

45h 15m2 stops

11:50 am - 9:05 pmORD-BKK

44h 15m2 stops

$869IndiGo

Find Deal

mar., dic. 16 - mar., ene. 6

11:50 am - 2:38 pmCNX-ORD

39h 48m2 stops

5:29 pm - 10:35 amORD-CNX

28h 06m2 stops

$1,007EVA Air

Find Deal

jue., feb. 5 - jue., feb. 19

2:05 am - 12:48 pmBKK-MDW

47h 43m2 stops

2:00 pm - 12:55 amMDW-BKK

46h 55m2 stops

$1,029Delta

Find Deal

mié., mar. 4 - lun., mar. 9

2:05 am - 5:37 pmBKK-MDW

52h 32m2 stops

5:59 pm - 12:45 amMDW-BKK

42h 46m2 stops

$1,032Delta

Find Deal

mié., mar. 4 - lun., mar. 9

12:15 am - 8:40 amCNX-ORD

21h 25m1 stop

11:25 am - 10:55 pmORD-CNX

22h 30m1 stop

$1,104Korean Air

Find Deal

mié., feb. 4 - jue., feb. 19

9:40 pm - 7:35 pmCNX-ORD

34h 55m2 stops

11:30 pm - 10:35 amORD-CNX

22h 05m1 stop

$1,135EVA Air

Find Deal

jue., feb. 5 - jue., feb. 19

9:40 pm - 11:55 amCNX-MDW

27h 15m2 stops

6:45 am - 10:55 pmMDW-CNX

27h 10m2 stops

$7,367Korean Air

Find Deal

lun., dic. 15 - jue., ene. 15

Korean Air flights from Thailand to Chicago

Our best Korean Air deals on Thailand to Chicago flight tickets

Korean Air

Dec 24

BKK2:05 amBangkok Suvarnabhumi

19h 25m

1 stop

ORD8:30 amChicago O'Hare Intl

Jan 9

ORD11:25 amChicago O'Hare Intl

24h 30m

1 stop

BKK12:55 amBangkok Suvarnabhumi

$957

Find similar

Korean Air

Feb 10

BKK2:05 amBangkok Suvarnabhumi

19h 35m

1 stop

ORD8:40 amChicago O'Hare Intl

Apr 11

ORD12:20 pmChicago O'Hare Intl

21h 25m

1 stop

BKK9:45 pmBangkok Suvarnabhumi

$970

Find similar

Korean Air

Feb 10

BKK2:05 amBangkok Suvarnabhumi

19h 35m

1 stop

ORD8:40 amChicago O'Hare Intl

Apr 11

ORD12:20 pmChicago O'Hare Intl

36h 55m

1 stop

BKK1:15 pmBangkok Suvarnabhumi

$971

Find similar

EVA Air flights from Thailand to Chicago

Our best EVA Air deals on Thailand to Chicago flight tickets

EVA Air

Feb 5

CNX11:50 amChiang Mai

39h 48m

2 stops

ORD2:38 pmChicago O'Hare Intl

Feb 19

ORD5:29 pmChicago O'Hare Intl

28h 06m

2 stops

CNX10:35 amChiang Mai

$1,007

Find similar

EVA Air

Feb 15

BKK2:15 amBangkok Suvarnabhumi

30h 20m

1 stop

ORD7:35 pmChicago O'Hare Intl

Feb 16

ORD11:30 pmChicago O'Hare Intl

22h 40m

1 stop

BKK11:10 amBangkok Suvarnabhumi

$1,022

Find similar

EVA Air

Nov 25

BKK12:45 pmBangkok Suvarnabhumi

19h 50m

1 stop

ORD7:35 pmChicago O'Hare Intl

Dec 9

ORD11:30 pmChicago O'Hare Intl

22h 15m

1 stop

BKK10:45 amBangkok Suvarnabhumi

$1,092

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

mar. 3/3

11:50 pm-12:01 pm

2 stops49h 11m

Chicago O'Hare Intl

mar. 4/21

3:20 pm-4:45 pm

2 stops37h 25m

$783

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

lun. 3/2

11:50 pm-4:33 pm

2 stops53h 43m

Chicago O'Hare Intl

mar. 4/21

5:00 pm-12:05 pm

2 stops31h 05m

$792

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

lun. 3/2

11:50 pm-4:33 pm

2 stops53h 43m

Chicago O'Hare Intl

mié. 7/1

8:42 pm-12:05 pm

2 stops51h 23m

$800

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

mar. 12/16

10:10 am-6:25 pm

2 stops45h 15m

Chicago O'Hare Intl

mar. 1/6

11:50 am-9:05 pm

2 stops44h 15m

$869

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

jue. 2/5

11:50 am-2:38 pm

2 stops39h 48m

Chicago O'Hare Intl

jue. 2/19

5:29 pm-10:35 am

2 stops28h 06m

$1,007

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

mié. 3/4

2:05 am-12:48 pm

2 stops47h 43m

Chicago Midway

lun. 3/9

2:00 pm-12:55 am

2 stops46h 55m

$1,029

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

mié. 3/4

2:05 am-5:37 pm

2 stops52h 32m

Chicago Midway

lun. 3/9

5:59 pm-12:45 am

2 stops42h 46m

$1,032

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

mié. 2/4

12:15 am-8:40 am

1 stop21h 25m

Chicago O'Hare Intl

jue. 2/19

11:25 am-10:55 pm

1 stop22h 30m

$1,104

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

jue. 2/5

9:40 pm-7:35 pm

2 stops34h 55m

Chicago O'Hare Intl

jue. 2/19

11:30 pm-10:35 am

1 stop22h 05m

$1,135

Chiang MaiChicago

CNX - MDW

CNXMDW

Chiang Mai

lun. 12/15

9:40 pm-11:55 am

2 stops27h 15m

Chicago Midway

jue. 1/15

6:45 am-10:55 pm

2 stops27h 10m

$7,367

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Thailand to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Chicago?

The month of February is, on average, the cheapest month to fly to Chicago from Thailand, with most prices found around $1,023. If you’re not able to fly to Chicago in February, then May is your next best option. Flight prices from Thailand to Chicago during May average around $1,078.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Tuesday when prices can be found for as low as $1,042. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Thailand to Chicago for around $1,158.

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the evening. Flights from Thailand to Chicago during this time can be as low as $1,107. In contrast, the most expensive time of day to depart to Chicago is in the morning when prices are around $1,117.

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Thailand when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $1,175 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Thailand for as low as $1,037 on momondo.

Can stopping save me money on Thailand to Chicago flights?

You could potentially save up to 42% on your flight if you consider stops on a Thailand to Chicago flight.

Cheap Thailand to Chicago flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Thailand to Chicago

Direct flights	None

There are no direct flights from Thailand to Chicago. There are no popular flight routes from Thailand to Chicago.

Search flight deals

When did momondo last update prices for flights from Thailand to Chicago?
Prices for flights from Thailand to Chicago were last updated today.
How many operators does momondo search for flights from Thailand to Chicago?
There are 7 operators available for flights from Thailand to Chicago as of November 2025.
How old do you have to be to fly from Thailand to Chicago?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Thailand to Chicago.
What documentation or ID do you need to fly to Chicago?
The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Thailand to Chicago

Compare and see reviews for airlines that fly from Thailand to Chicago with momondo

Airline	Rating	Free Cancellation	Price
Japan Airlines	PriceFrom $681	Free Cancellation	Rating 8.3 1,610 reviews	Search Japan Airlines flights
Korean Air	PriceFrom $915	Free Cancellation	Rating 8.4 1,163 reviews	Search Korean Air flights
ANA	PriceFrom $983	Free Cancellation	Rating 8.4 1,003 reviews	Search ANA flights
United Airlines	PriceFrom $987	Free Cancellation	Rating 7.4 9,015 reviews	Search United Airlines flights
Thai Airways	PriceFrom $994	Free Cancellation	Rating 7.8 361 reviews	Search Thai Airways flights
EVA Air	PriceFrom $1,007	Free Cancellation	Rating 8.4 1,275 reviews	Search EVA Air flights
Cathay Pacific	PriceFrom $1,021	Free Cancellation	Rating 7.6 1,058 reviews	Search Cathay Pacific flights

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Saint John

Why use momondo?

Why should I use momondo to find a flight deal from Thailand to Chicago?

Finding the right flight to Chicago from Thailand is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

Can I find flights from Thailand to Chicago with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Chicago from Thailand with this policy.

How can momondo help me find flights from Thailand to Chicago?

momondo provides multiple filters to help you find the best flight to Chicago from Thailand. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Thailand to Chicago right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Thailand to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.