What airlines fly to Thailand?

EVA Air, ANA and Cathay Pacific are the top three most popular airlines that fly to Thailand from Chicago according to our data. EVA Air is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Thailand. Keep in mind that there are 18 different airlines that fly to Thailand on a routine basis, so you have a few additional options to choose from.

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

Air India, Etihad Airways, and IndiGo are the most popular carriers operating from Chicago to Thailand

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

Prices for flights from Chicago to Thailand are refreshed on a daily basis.

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

As of November 2025, there are 18 operators available to choose from for flights from Chicago to Thailand.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Thailand.

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

The travel and health documents required for your trip to Thailand 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 Thailand. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$351 Cheap Flights from Chicago to Thailand in 2025/26

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Find the cheapest flights from Chicago to Thailand

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

1:30 pm - 7:30 pmORD-HKT

41h 00m1 stop

9:10 am - 11:30 amHKT-ORD

39h 20m2 stops

$562Air India

Find Deal

Mon, Feb 16 - Tue, Feb 24

1:10 pm - 7:20 amORD-HKT

30h 10m1 stop

8:20 am - 11:10 amHKT-ORD

38h 50m2 stops

$579Air India

Find Deal

Wed, Apr 22 - Tue, Apr 28

1:10 pm - 7:20 amORD-HKT

30h 10m1 stop

8:45 pm - 11:10 amHKT-ORD

26h 25m2 stops

$588Air India

Find Deal

Wed, Apr 22 - Tue, Apr 28

2:35 pm - 6:50 pmORD-CNX

39h 15m1 stop

10:35 am - 1:55 pmCNX-ORD

39h 20m1 stop

$738Cathay Pacific

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Wed, Feb 18 - Wed, Mar 11

2:35 pm - 9:50 amORD-CNX

30h 15m1 stop

7:40 pm - 12:55 pmCNX-ORD

30h 15m1 stop

$788Cathay Pacific

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Wed, Feb 4 - Fri, Feb 20

10:41 am - 5:10 amORD-BKK

29h 29m2 stops

9:10 am - 3:10 pmBKK-ORD

19h 00m1 stop

$800United Airlines

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Tue, Jan 20 - Tue, Feb 3

4:25 pm - 5:10 amORD-BKK

23h 45m1 stop

10:25 pm - 7:20 amBKK-ORD

21h 55m1 stop

$805ANA

Find Deal

Mon, Jan 26 - Wed, Feb 18

4:10 pm - 11:25 amORD-BKK

30h 15m2 stops

4:55 pm - 6:30 amBKK-ORD

26h 35m2 stops

$814United Airlines

Find Deal

Mon, Jan 26 - Mon, Feb 9

11:30 pm - 9:00 pmORD-CNX

32h 30m2 stops

11:50 am - 8:35 pmCNX-ORD

20h 45m1 stop

$938EVA Air

Find Deal

Wed, Feb 18 - Wed, Mar 11

11:30 pm - 9:00 pmORD-CNX

32h 30m2 stops

11:50 am - 8:35 pmCNX-ORD

20h 45m1 stop

$939EVA Air

Find Deal

Wed, Feb 18 - Wed, Mar 11

EVA Air flights from Chicago to Thailand

Our best EVA Air deals on Chicago to Thailand flight tickets

EVA Air

Feb 18

ORD11:30 pmChicago O'Hare Intl

22h 40m

1 stop

BKK11:10 amBangkok Suvarnabhumi

Mar 17

BKK2:15 amBangkok Suvarnabhumi

30h 20m

1 stop

ORD8:35 pmChicago O'Hare Intl

$842

Find similar

EVA Air

Mar 16

ORD12:30 amChicago O'Hare Intl

23h 00m

1 stop

BKK11:30 amBangkok Suvarnabhumi

Apr 27

BKK12:25 pmBangkok Suvarnabhumi

20h 35m

1 stop

ORD9:00 pmChicago O'Hare Intl

$846

Find similar

EVA Air

Feb 18

ORD11:30 pmChicago O'Hare Intl

32h 30m

2 stops

CNX9:00 pmChiang Mai

Mar 11

CNX11:50 amChiang Mai

20h 45m

1 stop

ORD8:35 pmChicago O'Hare Intl

$938

Find similar

Etihad Airways flights from Chicago to Thailand

Our best Etihad Airways deals on Chicago to Thailand flight tickets

Etihad Airways

Feb 21

ORD1:10 pmChicago O'Hare Intl

39h 50m

1 stop

BKK6:00 pmBangkok Suvarnabhumi

Mar 7

BKK8:55 amBangkok Suvarnabhumi

35h 40m

1 stop

ORD7:35 amChicago O'Hare Intl

$839

Find similar

Etihad Airways

May 1

ORD2:00 pmChicago O'Hare Intl

21h 55m

1 stop

BKK11:55 pmBangkok Suvarnabhumi

May 12

BKK9:10 amBangkok Suvarnabhumi

35h 35m

1 stop

ORD8:45 amChicago O'Hare Intl

$847

Find similar

Etihad Airways

Jan 19

ORD1:10 pmChicago O'Hare Intl

29h 00m

1 stop

BKK7:10 amBangkok Suvarnabhumi

Jan 27

BKK8:55 amBangkok Suvarnabhumi

35h 40m

1 stop

ORD7:35 amChicago O'Hare Intl

$848

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Mon 2/16

1:30 pm-7:30 pm

1 stop41h 00m

Phuket City

Tue 2/24

9:10 am-11:30 am

2 stops39h 20m

$562

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Wed 4/22

1:10 pm-7:20 am

1 stop30h 10m

Phuket City

Tue 4/28

8:20 am-11:10 am

2 stops38h 50m

$579

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Wed 4/22

1:10 pm-7:20 am

1 stop30h 10m

Phuket City

Tue 4/28

8:45 pm-11:10 am

2 stops26h 25m

$588

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 2/18

2:35 pm-6:50 pm

1 stop39h 15m

Chiang Mai

Wed 3/11

10:35 am-1:55 pm

1 stop39h 20m

$738

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 2/4

2:35 pm-9:50 am

1 stop30h 15m

Chiang Mai

Fri 2/20

7:40 pm-12:55 pm

1 stop30h 15m

$788

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 1/20

10:41 am-5:10 am

2 stops29h 29m

Bangkok Suvarnabhumi

Tue 2/3

9:10 am-3:10 pm

1 stop19h 00m

$800

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 1/26

4:25 pm-5:10 am

1 stop23h 45m

Bangkok Suvarnabhumi

Wed 2/18

10:25 pm-7:20 am

1 stop21h 55m

$805

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 1/26

4:10 pm-11:25 am

2 stops30h 15m

Bangkok Suvarnabhumi

Mon 2/9

4:55 pm-6:30 am

2 stops26h 35m

$814

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 2/18

11:30 pm-9:00 pm

2 stops32h 30m

Chiang Mai

Wed 3/11

11:50 am-8:35 pm

1 stop20h 45m

$938

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 2/18

11:30 pm-9:00 pm

2 stops32h 30m

Chiang Mai

Wed 3/11

11:50 am-8:35 pm

1 stop20h 45m

$939

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 Chicago to Thailand

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

What is the cheapest month to fly to Thailand?

The month of September is, on average, the cheapest month to fly to Thailand from Chicago, with most prices found around $821. If you are unable to visit Thailand during the month of September, then departing from Chicago during the month October is also very affordable. Most momondo users find prices during this month for around $837.

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

The cheapest day to depart on your flight to Thailand is on a Tuesday when prices can be found for as low as $1,009. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Thailand is Saturday, with ticket prices averaging around $1,223.

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

Flying to Thailand from Chicago at noon is the least expensive time of day to depart. momondo users have found prices as low as $962 when looking at flights departing at noon. In contrast, the most expensive time of day to depart to Thailand is in the evening when prices are around $1,115.

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

You are more likely to see cheaper flights to Thailand from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Thailand for around $1,002 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Thailand from Chicago for as low as $858 on momondo.

Can stopping save me money on Chicago to Thailand flights?

You could potentially save up to 20% on your flight if you consider stops on a Chicago to Thailand flight.

Cheap Chicago to Thailand flight deals and tips

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

Fastest flight time	20h 40m
Direct flights	None

The fastest flight from Chicago to Thailand takes 20h 40m

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

Search flight deals

When did momondo last update prices for flights from Chicago to Thailand?
Prices for flights from Chicago to Thailand are refreshed on a daily basis.
How many operators does momondo search for flights from Chicago to Thailand?
As of November 2025, there are 18 operators available to choose from for flights from Chicago to Thailand.
How old do you have to be to fly from Chicago to Thailand?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Thailand.
What documentation or ID do you need to fly to Thailand?
The travel and health documents required for your trip to Thailand 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 Thailand. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Chicago to Thailand

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

Airline	Rating	Free Cancellation	Price
Air India	PriceFrom $606	Free Cancellation	Rating 5.5 2,947 reviews	Search Air India flights
Cathay Pacific	PriceFrom $673	Free Cancellation	Rating 7.6 1,068 reviews	Search Cathay Pacific flights
ANA	PriceFrom $681	Free Cancellation	Rating 8.4 1,010 reviews	Search ANA flights
Korean Air	PriceFrom $698	Free Cancellation	Rating 8.4 1,170 reviews	Search Korean Air flights
United Airlines	PriceFrom $707	Free Cancellation	Rating 7.4 9,046 reviews	Search United Airlines flights
Turkish Airlines	PriceFrom $733	Free Cancellation	Rating 7.3 4,059 reviews	Search Turkish Airlines flights
IndiGo	PriceFrom $735	Free Cancellation	Rating 6.8 499 reviews	Search IndiGo flights
Delta	PriceFrom $745	Free Cancellation	Rating 7.9 7,998 reviews	Search Delta flights
American Airlines	PriceFrom $793	Free Cancellation	Rating 7.2 11,038 reviews	Search American Airlines flights
Japan Airlines	PriceFrom $825	Free Cancellation	Rating 8.3 1,630 reviews	Search Japan Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Thailand from Chicago.

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

All flight searches from Chicago to Thailand on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Chicago to Thailand flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Thailand from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.