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 35m on average, while flying from Chiang Mai to Chicago O'Hare Intl Airport is 21h 10m on average. Chicago O'Hare Intl Airport is the most popular airport in Chicago.

What airlines fly to Chicago?

EVA Air, ANA and Korean Air 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 39% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 8 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

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

Thai Airways, Korean Air, and China Airlines are the most popular carriers operating from Thailand to Chicago

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 8 operators available for flights from Thailand to Chicago as of August 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.

$534 Cheap Flights from Thailand to Chicago in 2025

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Find the cheapest flights from Thailand to Chicago

Round-trip

One-way

Last minute

Recent round-trip flight deals from Thailand to Chicago

10:05 pm - 9:22 pmBKK-ORD

35h 17m2 stops

1:05 am - 3:10 pmORD-BKK

26h 05m1 stop

$847Japan Airlines

Find Deal

mar., sep. 30 - mié., oct. 1

11:20 pm - 6:14 pmBKK-ORD

30h 54m2 stops

7:09 pm - 12:15 pmORD-BKK

29h 06m2 stops

$848

Find Deal

lun., sep. 8 - mar., sep. 23

2:35 am - 9:36 pmBKK-MDW

31h 01m2 stops

9:35 am - 11:25 pmMDW-BKK

25h 50m2 stops

$1,026Delta

Find Deal

mar., sep. 23 - jue., oct. 23

9:40 pm - 12:28 pmBKK-MDW

26h 48m2 stops

9:20 am - 11:25 pmMDW-BKK

26h 05m2 stops

$1,027Delta

Find Deal

lun., sep. 8 - mar., sep. 23

11:50 am - 7:35 pmCNX-ORD

20h 45m1 stop

11:30 pm - 10:35 amORD-CNX

22h 05m1 stop

$1,053EVA Air

Find Deal

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

11:35 am - 8:45 pmCNX-ORD

21h 10m1 stop

12:30 am - 10:25 amORD-CNX

21h 55m1 stop

$1,056EVA Air

Find Deal

vie., oct. 3 - jue., oct. 9

12:15 am - 8:30 amCNX-ORD

21h 15m1 stop

11:25 am - 11:05 pmORD-CNX

22h 40m1 stop

$1,101Korean Air

Find Deal

dom., dic. 14 - jue., ene. 15

10:30 am - 2:25 pmCNX-ORD

39h 55m1 stop

3:40 pm - 9:50 amORD-CNX

30h 10m1 stop

$1,327Cathay Pacific

Find Deal

mié., oct. 1 - mié., oct. 29

10:30 am - 2:25 pmCNX-ORD

39h 55m1 stop

3:40 pm - 9:50 amORD-CNX

30h 10m1 stop

$1,330Cathay Pacific

Find Deal

mié., oct. 1 - mié., oct. 29

9:40 pm - 12:28 pmBKK-MDW

26h 48m2 stops

9:30 am - 11:25 pmMDW-BKK

25h 55m2 stops

$4,825Korean Air

Find Deal

lun., sep. 1 - mié., sep. 10

Japan Airlines flights from Thailand to Chicago

Our best Japan Airlines deals on Thailand to Chicago flight tickets

Japan Airlines

Sep 30

BKK10:05 pmBangkok Suvarnabhumi

35h 17m

2 stops

ORD9:22 pmChicago O'Hare Intl

Oct 1

ORD1:05 amChicago O'Hare Intl

26h 05m

1 stop

BKK3:10 pmBangkok Suvarnabhumi

$847

Find similar

Japan Airlines

Oct 2

BKK10:05 pmBangkok Suvarnabhumi

29h 40m

1 stop

ORD3:45 pmChicago O'Hare Intl

Oct 4

ORD9:10 amChicago O'Hare Intl

42h 00m

2 stops

BKK3:10 pmBangkok Suvarnabhumi

$872

Find similar

Japan Airlines

Oct 1

BKK10:05 pmBangkok Suvarnabhumi

23h 00m

1 stop

ORD9:05 amChicago O'Hare Intl

Oct 3

ORD6:55 amChicago O'Hare Intl

34h 55m

2 stops

BKK5:50 amBangkok Suvarnabhumi

$877

Find similar

IndiGo flights from Thailand to Chicago

Our best IndiGo deals on Thailand to Chicago flight tickets

IndiGo

Sep 18

BKK11:40 pmBangkok Suvarnabhumi

46h 00m

2 stops

ORD9:40 amChicago O'Hare Intl

Nov 5

ORD8:20 pmChicago O'Hare Intl

35h 45m

2 stops

BKK9:05 pmBangkok Suvarnabhumi

$951

Find similar

IndiGo

Sep 15

BKK11:40 pmBangkok Suvarnabhumi

46h 00m

2 stops

ORD9:40 amChicago O'Hare Intl

Sep 29

ORD7:50 pmChicago O'Hare Intl

38h 50m

2 stops

BKK10:40 pmBangkok Suvarnabhumi

$978

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

mar. 9/30

10:05 pm-9:22 pm

2 stops35h 17m

Chicago O'Hare Intl

mié. 10/1

1:05 am-3:10 pm

1 stop26h 05m

$847

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

lun. 9/8

11:20 pm-6:14 pm

2 stops30h 54m

Chicago O'Hare Intl

mar. 9/23

7:09 pm-12:15 pm

2 stops29h 06m

$848

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

mar. 9/23

2:35 am-9:36 pm

2 stops31h 01m

Chicago Midway

jue. 10/23

9:35 am-11:25 pm

2 stops25h 50m

$1,026

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

lun. 9/8

9:40 pm-12:28 pm

2 stops26h 48m

Chicago Midway

mar. 9/23

9:20 am-11:25 pm

2 stops26h 05m

$1,027

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

lun. 12/15

11:50 am-7:35 pm

1 stop20h 45m

Chicago O'Hare Intl

jue. 1/15

11:30 pm-10:35 am

1 stop22h 05m

$1,053

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

vie. 10/3

11:35 am-8:45 pm

1 stop21h 10m

Chicago O'Hare Intl

jue. 10/9

12:30 am-10:25 am

1 stop21h 55m

$1,056

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

dom. 12/14

12:15 am-8:30 am

1 stop21h 15m

Chicago O'Hare Intl

jue. 1/15

11:25 am-11:05 pm

1 stop22h 40m

$1,101

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

mié. 10/1

10:30 am-2:25 pm

1 stop39h 55m

Chicago O'Hare Intl

mié. 10/29

3:40 pm-9:50 am

1 stop30h 10m

$1,327

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

mié. 10/1

10:30 am-2:25 pm

1 stop39h 55m

Chicago O'Hare Intl

mié. 10/29

3:40 pm-9:50 am

1 stop30h 10m

$1,330

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

lun. 9/1

9:40 pm-12:28 pm

2 stops26h 48m

Chicago Midway

mié. 9/10

9:30 am-11:25 pm

2 stops25h 55m

$4,825

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 September is your next best option. Flight prices from Thailand to Chicago during September average around $1,060.

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 $1,134 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 $1,023 on momondo.

Can stopping save me money on Thailand to Chicago flights?

You could potentially save up to 2% 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 8 operators available for flights from Thailand to Chicago as of August 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
Delta	PriceFrom $548	Free Cancellation	Rating 7.9 7,981 reviews	Search Delta flights
Japan Airlines	PriceFrom $681	Free Cancellation	Rating 8.3 1,552 reviews	Search Japan Airlines flights
Korean Air	PriceFrom $915	Free Cancellation	Rating 8.4 1,131 reviews	Search Korean Air flights
Cathay Pacific	PriceFrom $950	Free Cancellation	Rating 7.6 974 reviews	Search Cathay Pacific flights
ANA	PriceFrom $983	Free Cancellation	Rating 8.4 938 reviews	Search ANA flights
United Airlines	PriceFrom $987	Free Cancellation	Rating 7.4 8,930 reviews	Search United Airlines flights
Thai Airways	PriceFrom $994	Free Cancellation	Rating 7.8 344 reviews	Search Thai Airways flights
EVA Air	PriceFrom $1,014	Free Cancellation	Rating 8.4 1,232 reviews	Search EVA Air flights

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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.