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

Turkish Airlines, Cathay Pacific, and Air India are the most popular carriers operating from Chicago to Thailand

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 30% of people opting to fly with this airline when traveling to Thailand. Keep in mind that there are 17 different airlines that fly to Thailand on a routine basis, so you have a few additional options to choose from.

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 September 2025, there are 17 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.

$371 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

Last minute

Cheap round-trip flights

12:10 pm - 11:10 pmORD-BKK

23h 00m1 stop

11:30 pm - 9:30 amBKK-ORD

22h 00m1 stop

$677Multiple Airlines

Find Deal

Mon, Sep 22 - Sun, Oct 5

4:00 pm - 6:00 pmORD-BKK

38h 00m1 stop

11:40 am - 12:55 pmBKK-ORD

38h 15m1 stop

$680Cathay Pacific

Find Deal

Tue, Oct 21 - Tue, Nov 11

11:45 pm - 3:25 pmORD-BKK

27h 40m1 stop

11:00 am - 9:40 amBKK-ORD

34h 40m1 stop

$681Turkish Airlines

Find Deal

Sat, Sep 27 - Tue, Oct 7

12:40 pm - 4:35 amORD-BKK

27h 55m1 stop

9:35 am - 3:10 pmBKK-ORD

41h 35m1 stop

$683United Airlines

Find Deal

Mon, Sep 22 - Sun, Oct 5

11:15 am - 12:45 amORD-BKK

24h 30m1 stop

9:30 pm - 8:30 amBKK-ORD

24h 00m1 stop

$685Korean Air

Find Deal

Wed, Nov 5 - Tue, Nov 18

5:00 am - 11:55 pmORD-BKK

30h 55m2 stops

9:35 am - 3:10 pmBKK-ORD

41h 35m1 stop

$687United Airlines

Find Deal

Mon, Sep 22 - Sun, Oct 5

11:15 am - 1:25 pmORD-BKK

37h 10m1 stop

9:50 am - 9:40 amBKK-ORD

35h 50m1 stop

$699Korean Air

Find Deal

Wed, Nov 5 - Wed, Apr 1

12:40 pm - 4:35 amORD-BKK

27h 55m1 stop

7:00 am - 2:55 pmBKK-ORD

19h 55m1 stop

$739ANA

Find Deal

Mon, Sep 22 - Thu, Oct 16

11:30 pm - 10:35 amORD-CNX

22h 05m1 stop

11:50 am - 8:35 pmCNX-ORD

20h 45m1 stop

$904EVA Air

Find Deal

Wed, Feb 18 - Wed, Mar 11

11:30 pm - 10:35 amORD-CNX

22h 05m1 stop

7:45 pm - 7:35 pmCNX-ORD

36h 50m2 stops

$944EVA Air

Find Deal

Tue, Nov 11 - Tue, Nov 25

Delta flights from Chicago to Thailand

Our best Delta deals on Chicago to Thailand flight tickets

Delta

Sep 22

ORD11:00 amChicago O'Hare Intl

24h 25m

2 stops

BKK11:25 pmBangkok Suvarnabhumi

Oct 5

BKK11:30 pmBangkok Suvarnabhumi

34h 13m

2 stops

ORD9:43 pmChicago O'Hare Intl

$702

Find similar

Delta

Nov 25

ORD6:00 amChicago O'Hare Intl

26h 30m

2 stops

BKK9:30 pmBangkok Suvarnabhumi

Dec 15

BKK12:55 amBangkok Suvarnabhumi

33h 29m

2 stops

ORD9:24 pmChicago O'Hare Intl

$710

Find similar

Delta

Nov 16

ORD8:35 pmChicago O'Hare Intl

37h 45m

2 stops

BKK11:20 pmBangkok Suvarnabhumi

Nov 23

BKK12:55 amBangkok Suvarnabhumi

33h 58m

2 stops

ORD9:53 pmChicago O'Hare Intl

$715

Find similar

Air India flights from Chicago to Thailand

Our best Air India deals on Chicago to Thailand flight tickets

Air India

Oct 19

ORD1:10 pmChicago O'Hare Intl

30h 30m

1 stop

BKK7:40 amBangkok Suvarnabhumi

Oct 26

BKK5:55 pmBangkok Suvarnabhumi

30h 35m

2 stops

ORD12:30 pmChicago O'Hare Intl

$735

Find similar

Air India

Oct 20

ORD1:10 pmChicago O'Hare Intl

30h 30m

1 stop

BKK7:40 amBangkok Suvarnabhumi

Nov 2

BKK8:40 amBangkok Suvarnabhumi

39h 50m

2 stops

ORD12:30 pmChicago O'Hare Intl

$737

Find similar

Air India

Oct 22

ORD1:10 pmChicago O'Hare Intl

42h 15m

1 stop

HKT7:25 pmPhuket City

Nov 2

HKT6:10 pmPhuket City

30h 20m

2 stops

ORD11:30 amChicago O'Hare Intl

$821

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 9/22

12:10 pm-11:10 pm

1 stop23h 00m

Bangkok Suvarnabhumi

Sun 10/5

11:30 pm-9:30 am

1 stop22h 00m

$677

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 10/21

4:00 pm-6:00 pm

1 stop38h 00m

Bangkok Suvarnabhumi

Tue 11/11

11:40 am-12:55 pm

1 stop38h 15m

$680

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Sat 9/27

11:45 pm-3:25 pm

1 stop27h 40m

Bangkok Suvarnabhumi

Tue 10/7

11:00 am-9:40 am

1 stop34h 40m

$681

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 9/22

12:40 pm-4:35 am

1 stop27h 55m

Bangkok Suvarnabhumi

Sun 10/5

9:35 am-3:10 pm

1 stop41h 35m

$683

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 11/5

11:15 am-12:45 am

1 stop24h 30m

Bangkok Suvarnabhumi

Tue 11/18

9:30 pm-8:30 am

1 stop24h 00m

$685

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 9/22

5:00 am-11:55 pm

2 stops30h 55m

Bangkok Suvarnabhumi

Sun 10/5

9:35 am-3:10 pm

1 stop41h 35m

$687

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 11/5

11:15 am-1:25 pm

1 stop37h 10m

Bangkok Suvarnabhumi

Wed 4/1

9:50 am-9:40 am

1 stop35h 50m

$699

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 9/22

12:40 pm-4:35 am

1 stop27h 55m

Bangkok Suvarnabhumi

Thu 10/16

7:00 am-2:55 pm

1 stop19h 55m

$739

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 2/18

11:30 pm-10:35 am

1 stop22h 05m

Chiang Mai

Wed 3/11

11:50 am-8:35 pm

1 stop20h 45m

$904

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 11/11

11:30 pm-10:35 am

1 stop22h 05m

Chiang Mai

Tue 11/25

7:45 pm-7:35 pm

2 stops36h 50m

$944

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 $858. 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 $867.

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 $1,030 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 $867 on momondo.

Can stopping save me money on Chicago to Thailand flights?

You could potentially save up to 34% 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

Direct flights	None

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 September 2025, there are 17 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
Emirates	PriceFrom $503	Free Cancellation	Rating 8.1 3,339 reviews	Search Emirates flights
Air India	PriceFrom $619	Free Cancellation	Rating 5.5 2,932 reviews	Search Air India flights
ANA	PriceFrom $685	Free Cancellation	Rating 8.4 964 reviews	Search ANA flights
Cathay Pacific	PriceFrom $686	Free Cancellation	Rating 7.6 998 reviews	Search Cathay Pacific flights
United Airlines	PriceFrom $709	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
American Airlines	PriceFrom $710	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Korean Air	PriceFrom $722	Free Cancellation	Rating 8.4 1,140 reviews	Search Korean Air flights
Turkish Airlines	PriceFrom $770	Free Cancellation	Rating 7.3 3,965 reviews	Search Turkish Airlines flights
Japan Airlines	PriceFrom $815	Free Cancellation	Rating 8.3 1,559 reviews	Search Japan Airlines flights
Etihad Airways	PriceFrom $820	Free Cancellation	Rating 7.4 1,251 reviews	Search Etihad Airways 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.