What are the cheapest airlines flying from Chicago to Chiang Mai round-trip?

Flying on Cathay Pacific is currently your cheapest option to Chiang Mai, with prices starting at $876. Additional round-trip tickets that might be worth considering are offered by Korean Air and EVA Air, with the lowest prices starting at $961 and $974, respectively. These flights start at 35% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Chicago to Chiang Mai one-way?

One-way options have recently been found by users for as low as $601 on EVA Air. Other airlines that offer cheap prices include Delta from $744 and China Southern from $746 one-way.

What is the cheapest day to fly from Chicago to Chiang Mai?

Travelers seeking maximum savings on their Chicago to Chiang Mai flight should consider departing on Tuesday evenings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

Before booking your flight from Chicago to Chiang Mai check out the most popular airlines for this route: EVA Air, Cathay Pacific or Delta.

What is the cheapest day to fly round-trip from Chicago to Chiang Mai?

Flying to your destination on a Friday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Chiang Mai. Check prices with Cheapflights to find a great deal for your trip.

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

To save on the cost of your flight from Chicago to Chiang Mai, book at least 17 days before your planned departure. Booking around this time can save you about 32% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $900 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,139.

What is the cheapest month to fly from Chicago to Chiang Mai?

The best pricing can be found in the month of April. Prices to Chiang Mai from Chicago average $1,352. You can even find prices in April for less than $1,352, as users have found deals to Chiang Mai from as low as $898. The month of May appears to be one of the more expensive times to travel to Chiang Mai from Chicago. Flying in the targeted month can save you up to 40%.

Most accurate provider : When it comes to deals on Chicago-Chiang Mai flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Chicago-Chiang Mai flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Chicago-Chiang Mai flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Chicago-Chiang Mai flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Chiang Mai flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Chiang Mai from Chicago?

Most people fly into Chiang Mai (CNX) if they book a flight to Chiang Mai from Chicago. On average, Chiang Mai has 0 inbound flights from Chicago per day from 4 airlines. Chiang Mai is conveniently located just 1.9 mi from Chiang Mai’s city center.

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

Yes. In addition to deals on Chicago to Chiang Mai flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Chicago to Chiang Mai?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Chiang Mai.

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

Yes. Cheapflights offers flight deals from Chicago to Chiang Mai by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$419+ Flights from Chicago to Chiang Mai

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Chicago to Chiang Mai with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Chicago to Chiang Mai are usually found in April or September, booked 77 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Chicago to Chiang Mai

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$826 (Trip.com)
One-way from	$419 (Expedia)
Popular in	May
Cheapest in	April
Average price	$988

Provider with most accurate pricing for Chicago (CHI)-Chiang Mai flight deals.

Search Deals

Provider most trusted by Cheapflights users for Chicago (CHI)-Chiang Mai flights.

Search Deals

From Chicago (CHI) to Chiang Mai

Search Deals

One-way flight from Chicago (CHI) to Chiang Mai

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($183 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($50 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Chicago to Chiang Mai

Cheapest flights from Chicago to Chiang Mai
Explore the most affordable flight options available from Chicago to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 22, 2025.

mié. 8/205:45 pmORD - CNX

2 stops27h 35mMultiple Airlines

mié. 8/2710:10 amCNX - ORD

2 stops34h 30mMultiple Airlines

Deal found 4/21

$826

lun. 9/14:00 pmORD - CNX

1 stop38h 40mCathay Pacific

lun. 9/810:30 amCNX - ORD

1 stop39h 55mCathay Pacific

Deal found 4/22

$876

mié. 9/2412:10 pmORD - CNX

1 stop21h 45mKorean Air

lun. 3/212:15 amCNX - ORD

1 stop21h 25mKorean Air

Deal found 4/22

$961

mar. 9/2312:30 amORD - CNX

1 stop21h 55mEVA Air

mar. 3/311:50 amCNX - ORD

1 stop20h 45mEVA Air

Deal found 4/22

$974

dom. 9/213:35 pmORD - CNX

2 stops42h 20mDelta

mar. 3/312:15 amCNX - ORD

2 stops36h 29mDelta

Deal found 4/22

$977

dom. 9/216:50 pmMDW - CNX

2 stops39h 05mDelta

vie. 2/2712:15 amCNX - MDW

2 stops34h 31mDelta

Deal found 4/22

$977

vie. 10/312:10 pmORD - CNX

2 stops31h 10mEtihad Airways

vie. 11/77:45 pmCNX - ORD

2 stops49h 30mEtihad Airways

Deal found 4/22

$1,318

lun. 9/227:20 pmORD - CNX

2 stops27h 55mQatar Airways

dom. 3/17:45 pmCNX - ORD

2 stops31h 45mQatar Airways

Deal found 4/22

$1,413

lun. 5/126:00 amORD - CNX

2 stops40h 20mChina Airlines

mié. 7/3011:20 amCNX - ORD

2 stops42h 58mChina Airlines

Deal found 4/22

$1,419

dom. 9/218:35 pmORD - CNX

2 stops34h 35mEmirates

sáb. 2/287:45 pmCNX - ORD

2 stops32h 10mEmirates

Deal found 4/22

$1,487

jue. 7/109:20 amMDW - CNX

2 stops24h 35mMultiple Airlines

vie. 7/1811:15 pmCNX - MDW

2 stops25h 15mMultiple Airlines

Deal found 4/22

$1,632

Best flights from Chicago to Chiang Mai
Discover carefully curated flight deals from Chicago to Chiang Mai that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 22, 2025.

mié. 8/205:45 pmORD - CNX

2 stops27h 35mMultiple Airlines

mié. 8/2710:10 amCNX - ORD

2 stops34h 30mMultiple Airlines

Deal found 4/21

$826

lun. 9/14:00 pmORD - CNX

1 stop38h 40mCathay Pacific

lun. 9/810:30 amCNX - ORD

1 stop39h 55mCathay Pacific

Deal found 4/22

$876

mié. 9/2412:10 pmORD - CNX

1 stop21h 45mKorean Air

lun. 3/212:15 amCNX - ORD

1 stop21h 25mKorean Air

Deal found 4/22

$961

mar. 9/2312:30 amORD - CNX

1 stop21h 55mEVA Air

mar. 3/311:50 amCNX - ORD

1 stop20h 45mEVA Air

Deal found 4/22

$974

dom. 9/213:35 pmORD - CNX

2 stops42h 20mDelta

mar. 3/312:15 amCNX - ORD

2 stops36h 29mDelta

Deal found 4/22

$977

lun. 9/227:20 pmORD - CNX

2 stops27h 55mQatar Airways

dom. 3/17:45 pmCNX - ORD

2 stops31h 45mQatar Airways

Deal found 4/22

$1,413

lun. 5/126:00 amORD - CNX

2 stops40h 20mChina Airlines

mié. 7/3011:20 amCNX - ORD

2 stops42h 58mChina Airlines

Deal found 4/22

$1,419

dom. 9/218:35 pmORD - CNX

2 stops34h 35mEmirates

sáb. 2/287:45 pmCNX - ORD

2 stops32h 10mEmirates

Deal found 4/22

$1,487

jue. 8/286:35 pmORD - CNX

3 stops35h 15mChina Southern

vie. 12/196:50 pmCNX - ORD

2 stops47h 22mChina Southern

Deal found 4/21

$1,690

mié. 5/77:00 amORD - CNX

2 stops28h 40mAsiana Airlines

mar. 5/2712:45 amCNX - ORD

2 stops30h 10mAsiana Airlines

Deal found 4/22

$1,724

jue. 7/109:20 amMDW - CNX

2 stops24h 35mMultiple Airlines

vie. 7/1811:15 pmCNX - MDW

2 stops25h 15mMultiple Airlines

Deal found 4/22

$1,632

jue. 6/56:00 amMDW - CNX

2 stops27h 55mDelta

jue. 6/1211:15 pmCNX - MDW

2 stops30h 47mDelta

Deal found 4/22

$1,793

Last-minute flights from Chicago to Chiang Mai
Discover last-minute flight deals from Chicago to Chiang Mai. Data last updated abril 22, 2025 and is based on user searches.

mar. 4/224:00 pmORD - CNX

1 stop29h 45mMultiple Airlines

jue. 5/156:30 amCNX - ORD

3 stops36h 12mMultiple Airlines

Deal found 4/21

$1,101

mar. 4/2210:20 amMDW - CNX

2 stops23h 35mDelta

jue. 5/1511:15 pmCNX - MDW

2 stops28h 15mDelta

Deal found 4/21

$1,276

mar. 4/2912:30 amORD - CNX

2 stops25h 15mEVA Air

jue. 5/811:35 amCNX - ORD

1 stop21h 25mEVA Air

Deal found 4/22

$1,108

mié. 4/3012:00 pmORD - CNX

3 stops33h 40mMultiple Airlines

jue. 5/86:30 amCNX - ORD

3 stops36h 12mMultiple Airlines

Deal found 4/22

$1,244

mié. 4/307:00 amORD - CNX

2 stops28h 40mAsiana Airlines

mié. 5/712:45 amCNX - ORD

2 stops30h 10mAsiana Airlines

Deal found 4/22

$1,778

mar. 5/612:30 amORD - CNX

1 stop21h 55mEVA Air

mié. 5/2811:35 amCNX - ORD

2 stops30h 05mEVA Air

Deal found 4/22

$1,069

mié. 5/74:00 pmORD - CNX

1 stop29h 45mCathay Pacific

mié. 5/2811:55 amCNX - ORD

2 stops62h 30mCathay Pacific

Deal found 4/22

$1,093

mié. 5/77:00 amORD - CNX

2 stops28h 40mAsiana Airlines

mar. 5/2712:45 amCNX - ORD

2 stops30h 10mAsiana Airlines

Deal found 4/22

$1,724

lun. 5/126:00 amORD - CNX

2 stops40h 20mChina Airlines

mié. 7/3011:20 amCNX - ORD

2 stops42h 58mChina Airlines

Deal found 4/22

$1,419

lun. 5/125:38 pmORD - CNX

2 stops36h 12mChina Southern

mié. 7/306:50 pmCNX - ORD

3 stops47h 15mChina Southern

Deal found 4/22

$2,350

One-way flights from Chicago to Chiang Mai
Search for one-way flight options from Chicago to Chiang Mai. Find affordable one-way fares based on user searches. Data last updated abril 22, 2025.

mar. 4/295:45 pmORD - CNX

2 stops27h 35mMultiple Airlines

Deal found 4/21

$419

dom. 4/2712:30 amORD - CNX

1 stop21h 55mEVA Air

Deal found 4/21

$601

jue. 6/55:30 amORD - CNX

2 stops28h 25mDelta

Deal found 4/22

$744

jue. 6/56:00 amMDW - CNX

2 stops27h 55mDelta

Deal found 4/22

$744

mié. 6/45:38 pmORD - CNX

2 stops28h 47mChina Southern

Deal found 4/21

$746

mié. 6/49:20 amMDW - CNX

2 stops24h 35mMultiple Airlines

Deal found 4/21

$746

dom. 6/13:35 pmORD - CNX

2 stops37h 05mAir Canada

Deal found 4/21

$781

jue. 5/14:00 pmORD - CNX

1 stop38h 40mCathay Pacific

Deal found 4/21

$851

jue. 5/110:20 amMDW - CNX

2 stops23h 35mKorean Air

Deal found 4/22

$1,769

jue. 6/51:30 amORD - CNX

2 stops29h 40mJapan Airlines

Deal found 4/22

$12,953

vie. 6/612:30 pmORD - CNX

1 stop21h 25mKorean Air

Deal found 4/22

$15,763

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

mié. 8/20

5:45 pm-9:20 am

2 stops27h 35m

Chiang Mai

mié. 8/27

10:10 am-8:40 am

2 stops34h 30m

$826

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

lun. 9/1

4:00 pm-6:40 pm

1 stop38h 40m

Chiang Mai

lun. 9/8

10:30 am-2:25 pm

1 stop39h 55m

$876

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

mié. 9/24

12:10 pm-9:55 pm

1 stop21h 45m

Chiang Mai

lun. 3/2

12:15 am-8:40 am

1 stop21h 25m

$961

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

mar. 9/23

12:30 am-10:25 am

1 stop21h 55m

Chiang Mai

mar. 3/3

11:50 am-7:35 pm

1 stop20h 45m

$974

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

dom. 9/21

3:35 pm-9:55 pm

2 stops42h 20m

Chiang Mai

mar. 3/3

12:15 am-11:44 pm

2 stops36h 29m

$977

ChicagoChiang Mai

MDW - CNX

MDWCNX

Chicago Midway

dom. 9/21

6:50 pm-9:55 pm

2 stops39h 05m

Chiang Mai

vie. 2/27

12:15 am-9:46 pm

2 stops34h 31m

$977

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

lun. 9/22

7:20 pm-11:15 am

2 stops27h 55m

Chiang Mai

dom. 3/1

7:45 pm-2:30 pm

2 stops31h 45m

$1,413

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

lun. 5/12

6:00 am-10:20 am

2 stops40h 20m

Chiang Mai

mié. 7/30

11:20 am-6:18 pm

2 stops42h 58m

$1,419

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

dom. 9/21

8:35 pm-7:10 pm

2 stops34h 35m

Chiang Mai

sáb. 2/28

7:45 pm-2:55 pm

2 stops32h 10m

$1,487

ChicagoChiang Mai

MDW - CNX

MDWCNX

Chicago Midway

jue. 7/10

9:20 am-9:55 pm

2 stops24h 35m

Chiang Mai

vie. 7/18

11:15 pm-12:30 pm

2 stops25h 15m

$1,632

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 23 results

Compare providers for flights from Chicago to Chiang Mai

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Chiang Mai in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
oojo	Price Accuracy3 stars	Trust Score*3 stars
Justfly.com	Price Accuracy3 stars	Trust Score*2 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star
Trip.com	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Chicago-Chiang Mai flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Chicago-Chiang Mai flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Chicago-Chiang Mai flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Chicago-Chiang Mai flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Chiang Mai flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Chiang Mai

Have a flexible travel schedule? Discover the best time to fly to Chiang Mai from Chicago with our price prediction graph.

Estimated round-trip 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 Chicago to Chiang Mai

How far ahead should I book a flight from Chicago to Chiang Mai?

To ensure you get the cheapest price possible for a flight from Chicago to Chiang Mai, you should look to book at least 76 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, April is the cheapest month in which you can book a flight from Chicago to Chiang Mai (average of $1,016). Flying from Chicago to Chiang Mai in December is currently the most expensive (average of $1,678). 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.

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

It’s optimal to fly from Chicago to Chiang Mai in the evening. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight in the morning.

Rainfall in Chiang Mai by month

In terms of precipitation, rainfall in Chiang Mai ranges from 0.0 - 9.8 inches per month. September is typically the wettest month, when rainfall can reach 9.8 in. January is typically the driest time to visit Chiang Mai when rainfall is around 0.0 in.

Temperature in Chiang Mai by month

If weather is an important factor for your trip to Chiang Mai, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Chiang Mai

Get a feel of what it's like to fly with EVA Air, Korean Air and Japan Airlines from Chicago to Chiang Mai by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,179 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

EVA Air

8.4

Very good

1,179 reviews

EVA Air

8.4

Very good

1,179 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Korean Air

8.4

Very good

1,062 reviews

EVA Air

8.4

Very good

1,179 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Japan Airlines

8.3

Very good

1,450 reviews

EVA Air

8.4

Very good

1,179 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

China Airlines

8.3

Very good

727 reviews

EVA Air

8.4

Very good

1,179 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Asiana Airlines

8.2

Very good

442 reviews

EVA Air

8.4

Very good

1,179 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Related info for your journey

What airport do you fly into for flights to Chiang Mai from Chicago?
Most people fly into Chiang Mai (CNX) if they book a flight to Chiang Mai from Chicago. On average, Chiang Mai has 0 inbound flights from Chicago per day from 4 airlines. Chiang Mai is conveniently located just 1.9 mi from Chiang Mai’s city center.
What are the cheapest airlines flying from Chicago to Chiang Mai round-trip?
Flying on Cathay Pacific is currently your cheapest option to Chiang Mai, with prices starting at $876. Additional round-trip tickets that might be worth considering are offered by Korean Air and EVA Air, with the lowest prices starting at $961 and $974, respectively. These flights start at 35% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Chicago to Chiang Mai one-way?
One-way options have recently been found by users for as low as $601 on EVA Air. Other airlines that offer cheap prices include Delta from $744 and China Southern from $746 one-way.
Can I find deals for flights from Chicago to Chiang Mai that include hotel bookings?
Yes. In addition to deals on Chicago to Chiang Mai flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Chicago to Chiang Mai?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Chiang Mai.
Can I find deals for business class flights from Chicago to Chiang Mai?
Yes. Cheapflights offers flight deals from Chicago to Chiang Mai 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 Chicago to Chiang Mai?
Currently, April is the cheapest month in which you can book a flight from Chicago to Chiang Mai (average of $1,016). Flying from Chicago to Chiang Mai in December is currently the most expensive (average of $1,678). 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

Top 4 airlines flying from Chicago to Chiang Mai

Airline	Cheapest	Average	Flexibility	On-time
Cathay Pacific	Cheapest$805	Average$1,205	FlexibilityNo cancel fee	On-time72%
Korean Air	Cheapest$973	Average$1,269	FlexibilityNo cancel fee	On-time81%
EVA Air	Cheapest$1,008	Average$1,401	FlexibilityNo cancel fee	On-time74%
Delta	Cheapest$1,070	Average$1,371	FlexibilityNo cancel fee	On-timeN/A

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$419+ Cheap flights from Chicago (CHI) to Chiang Mai (CNX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Chicago to Chiang Mai with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Chicago to Chiang Mai are usually found in April or September, booked 77 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Chicago to Chiang Mai

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Chicago to Chiang Mai

Cheapest flights from Chicago to Chiang MaiExplore the most affordable flight options available from Chicago to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 22, 2025.

Explore the most affordable flight options available from Chicago to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 22, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Chicago to Chiang Mai

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Chiang Mai in April.

Best time to book a flight from Chicago to Chiang Mai

Have a flexible travel schedule? Discover the best time to fly to Chiang Mai from Chicago with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Chiang Mai

How far ahead should I book a flight from Chicago to Chiang Mai?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Chiang Mai. Price data was last updated on April 18, 2025.

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

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

Find hourly flight availability from Chicago to Chiang Mai. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 22, 2025.

Rainfall in Chiang Mai by month

Plan your trip to Chiang Mai by taking into account the average rainfall totals by month.

Temperature in Chiang Mai by month

Plan your trip to Chiang Mai by taking into account the average temperature totals by month.

Reviews of airlines servicing Chiang Mai

Related info for your journey

Find useful and relevant information for your journey from Chicago to Chiang Mai. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Chiang Mai from Chicago?

What are the cheapest airlines flying from Chicago to Chiang Mai round-trip?

What are the cheapest airlines to fly from Chicago to Chiang Mai one-way?

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

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

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

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Alternative routes for Chicago to Chiang Mai

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Top 4 airlines flying from Chicago to Chiang Mai

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Cheapest flights from Chicago to Chiang Mai
Explore the most affordable flight options available from Chicago to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 22, 2025.