Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Chicago O'Hare Intl Airport to Chiang Mai from $488

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Chiang Mai departing on 11/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chicago O'Hare Intl Airport to Chiang Mai

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
3:35 pm - 6:50 pmORD-CNX
39h 15m1 stop
Cathay Pacific Logo
10:35 am - 1:55 pmCNX-ORD
39h 20m1 stop
$836Cathay Pacific
Find Deal
jue., mar. 12 - mié., mar. 18
Cathay Pacific Logo
3:35 pm - 6:50 pmORD-CNX
39h 15m1 stop
Cathay Pacific Logo
10:35 am - 1:55 pmCNX-ORD
39h 20m1 stop
$853Cathay Pacific
Find Deal
mié., mar. 11 - mié., mar. 18
EVA Air Logo
11:30 pm - 10:35 amORD-CNX
22h 05m1 stop
EVA Air Logo
11:50 am - 8:35 pmCNX-ORD
20h 45m1 stop
$901EVA Air
Find Deal
mié., feb. 18 - mié., mar. 11
EVA Air Logo
11:30 pm - 10:35 amORD-CNX
22h 05m1 stop
EVA Air Logo
11:50 am - 8:35 pmCNX-ORD
20h 45m1 stop
$904EVA Air
Find Deal
mié., feb. 18 - mié., mar. 11
Korean Air Logo
12:25 pm - 10:55 pmORD-CNX
22h 30m1 stop
Korean Air Logo
12:15 am - 9:40 amCNX-ORD
21h 25m1 stop
$914Korean Air
Find Deal
lun., mar. 9 - lun., mar. 16
Delta Logo
7:00 am - 10:55 pmORD-CNX
27h 55m2 stops
Delta Logo
12:15 am - 11:44 pmCNX-ORD
35h 29m2 stops
$925Delta
Find Deal
mar., mar. 10 - mié., mar. 18
Delta Logo
5:55 pm - 10:55 pmORD-CNX
41h 00m2 stops
Delta Logo
12:15 am - 9:35 amCNX-ORD
45h 20m2 stops
$931Delta
Find Deal
lun., mar. 9 - lun., mar. 16
Multiple Airlines Logo
4:25 pm - 9:25 amORD-CNX
28h 00m2 stops
Multiple Airlines Logo
5:05 pm - 7:20 amCNX-ORD
27h 15m2 stops
$952Multiple Airlines
Find Deal
mié., ene. 21 - mié., feb. 4
Multiple Airlines Logo
4:25 pm - 9:25 amORD-CNX
28h 00m2 stops
Multiple Airlines Logo
5:05 pm - 7:20 amCNX-ORD
27h 15m2 stops
$953Multiple Airlines
Find Deal
mié., ene. 21 - mié., feb. 4
Korean Air Logo
12:25 pm - 10:55 pmORD-CNX
22h 30m1 stop
Korean Air Logo
12:15 am - 9:40 amCNX-ORD
21h 25m1 stop
$964Korean Air
Find Deal
dom., mar. 15 - mié., mar. 18

Cathay Pacific flights from Chicago O'Hare Intl Airport to Chiang Mai

Our best Cathay Pacific deals on Chicago O'Hare Intl Airport to Chiang Mai flight tickets
Cathay Pacific
Mar 12
ORD3:35 pmChicago O'Hare Intl
39h 15m
1 stop
CNX6:50 pmChiang Mai
Mar 18
CNX10:35 amChiang Mai
39h 20m
1 stop
ORD1:55 pmChicago O'Hare Intl
$836
Find similar
Cathay Pacific
Mar 11
ORD3:35 pmChicago O'Hare Intl
39h 15m
1 stop
CNX6:50 pmChiang Mai
Mar 18
CNX10:35 amChiang Mai
39h 20m
1 stop
ORD1:55 pmChicago O'Hare Intl
$853
Find similar
Cathay Pacific
Mar 10
ORD3:35 pmChicago O'Hare Intl
30h 15m
1 stop
CNX9:50 amChiang Mai
Mar 18
CNX10:35 amChiang Mai
39h 20m
1 stop
ORD1:55 pmChicago O'Hare Intl
$859
Find similar

EVA Air flights from Chicago O'Hare Intl Airport to Chiang Mai

Our best EVA Air deals on Chicago O'Hare Intl Airport to Chiang Mai flight tickets
EVA Air
Feb 18
ORD11:30 pmChicago O'Hare Intl
22h 05m
1 stop
CNX10:35 amChiang Mai
Mar 11
CNX11:50 amChiang Mai
20h 45m
1 stop
ORD8:35 pmChicago O'Hare Intl
$901
Find similar
EVA Air
Feb 18
ORD11:30 pmChicago O'Hare Intl
22h 05m
1 stop
CNX10:35 amChiang Mai
Mar 11
CNX11:50 amChiang Mai
20h 45m
1 stop
ORD8:35 pmChicago O'Hare Intl
$904
Find similar
EVA Air
Mar 10
ORD12:30 amChicago O'Hare Intl
22h 05m
1 stop
CNX10:35 amChiang Mai
Mar 18
CNX11:50 amChiang Mai
20h 45m
1 stop
ORD8:35 pmChicago O'Hare Intl
$907
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Chiang Mai that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated noviembre 5, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport 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

jue. 3/12

3:35 pm-6:50 pm

1 stop39h 15m

Chiang Mai

mié. 3/18

10:35 am-1:55 pm

1 stop39h 20m

$836

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

mié. 3/11

3:35 pm-6:50 pm

1 stop39h 15m

Chiang Mai

mié. 3/18

10:35 am-1:55 pm

1 stop39h 20m

$853

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

mié. 2/18

11:30 pm-10:35 am

1 stop22h 05m

Chiang Mai

mié. 3/11

11:50 am-8:35 pm

1 stop20h 45m

$901

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

mié. 2/18

11:30 pm-10:35 am

1 stop22h 05m

Chiang Mai

mié. 3/11

11:50 am-8:35 pm

1 stop20h 45m

$904

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

lun. 3/9

12:25 pm-10:55 pm

1 stop22h 30m

Chiang Mai

lun. 3/16

12:15 am-9:40 am

1 stop21h 25m

$914

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

mar. 3/10

7:00 am-10:55 pm

2 stops27h 55m

Chiang Mai

mié. 3/18

12:15 am-11:44 pm

2 stops35h 29m

$925

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

lun. 3/9

5:55 pm-10:55 pm

2 stops41h 00m

Chiang Mai

lun. 3/16

12:15 am-9:35 am

2 stops45h 20m

$931

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

mié. 1/21

4:25 pm-9:25 am

2 stops28h 00m

Chiang Mai

mié. 2/4

5:05 pm-7:20 am

2 stops27h 15m

$952

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

mié. 1/21

4:25 pm-9:25 am

2 stops28h 00m

Chiang Mai

mié. 2/4

5:05 pm-7:20 am

2 stops27h 15m

$953

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

dom. 3/15

12:25 pm-10:55 pm

1 stop22h 30m

Chiang Mai

mié. 3/18

12:15 am-9:40 am

1 stop21h 25m

$964

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Chiang Mai from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Chiang Mai

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

What is the cheapest month to fly to Chiang Mai?

If you don’t want to visit Chiang Mai in February, then you should wait until September to fly from Chicago O'Hare Intl Airport, when ticket prices are also cheap, with an average price of $1,018.

What is the cheapest day to depart on your flight to Chiang Mai?

The cheapest day to depart from Chicago O'Hare Intl Airport to Chiang Mai is on a Tuesday. Travelers who choose to depart for Chiang Mai on a Tuesday will often find tickets for as low as $1,108. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Chicago O'Hare Intl Airport to Chiang Mai for around $1,515.

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

Flying to Chiang Mai from Chicago O'Hare Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,231 when looking at flights departing in the evening. Flights to Chiang Mai are more costly in the morning, with an average ticket price of $1,392. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Chiang Mai from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Chiang Mai for around $1,314 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chiang Mai from Chicago O'Hare Intl Airport for as low as $979 on momondo.

Can stopping save me money on Chicago O'Hare Intl Airport to Chiang Mai flights?

You could potentially save up to 59% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Chiang Mai flight.

When to book flights from Chicago O'Hare Intl Airport to Chiang Mai

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Chiang Mai according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Chiang Mai (ORD to CNX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Chiang Mai

Direct flights

None
There are no direct flights from Chicago O'Hare Intl Airport to Chiang Mai. There are no popular flight routes from Chicago O'Hare Intl Airport to Chiang Mai.
Search flight deals

  • How far is Chicago O'Hare Intl to Chiang Mai by plane?

    A flight from Chicago O'Hare Intl to Chiang Mai will travel around 8209.5 mi. A reasonable flight in good conditions will take 22h 05m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Chiang Mai Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Chiang Mai Airport are updated daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Chiang Mai Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Chiang Mai Airport?

    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 O'Hare Intl Airport to Chiang Mai Airport.

  • What documentation or ID do you need to fly to Chiang Mai Airport?

    The travel and health documents you'll need for your trip to Chiang Mai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chiang Mai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Chicago O'Hare Intl Airport to Chiang Mai?

Best airlines flying from Chicago O'Hare Intl Airport to Chiang Mai

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Chiang Mai with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $849Free CancellationRating
7.9
8,004 reviews
Search Delta flights
Cathay PacificPriceFrom $933Free CancellationRating
7.6
1,053 reviews
Search Cathay Pacific flights
Korean AirPriceFrom $965Free CancellationRating
8.4
1,160 reviews
Search Korean Air flights
EVA AirPriceFrom $974Free CancellationRating
8.4
1,270 reviews
Search EVA Air flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Chiang Mai. momondo saves you time and could save you money on your trip.

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

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

How can momondo help me find flights from Chicago to Chiang Mai?

Once all potential Chicago to Chiang Mai flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Chiang Mai, momondo offers a useful price alert feature which will track prices for flights to Chiang Mai from Chicago and alert you when they change.

An easier way to manage your Chiang Mai trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
vie. 12/5
vie. 12/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Thailand