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Chiang Rai

$926+ Cheap flights from Chicago (CHI) to Chiang Rai (CEI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CEI
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Chicago to Chiang Rai

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Chiang Rai (CEI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2025.

Round-trip from

$926
(Trip.com)
From Chicago (CHI) to Chiang Rai
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Find flight deals from Chicago to Chiang Rai

Cheapest flights from Chicago to Chiang Rai
Explore the most affordable flight options available from Chicago to Chiang Rai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Trip.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/274:00 pmORD - CEI
2 stops27h 55mMultiple Airlines
Sat 10/258:25 amCEI - ORD
2 stops41h 35mMultiple Airlines
Deal found 9/14$926
This FlightHub deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2612:30 amORD - CEI
2 stops45h 10mEVA Air
Sat 10/2510:10 amCEI - ORD
2 stops46h 25mEVA Air
Deal found 9/14$1,057
This EVA Air deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2812:30 amORD - CEI
2 stops45h 10mEVA Air
Fri 10/31:40 pmCEI - ORD
2 stops43h 05mEVA Air
Deal found 9/14$1,085
This Lufthansa deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/299:40 pmORD - CEI
2 stops32h 40mLufthansa
Fri 10/36:55 pmCEI - ORD
2 stops35h 20mLufthansa
Deal found 9/14$3,859

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Chiang Rai 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, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Chicago to Chiang Rai that are best for you.

Fly from

Chicago

Fly to

Chiang Rai

Route

Depart

Return

Price

ChicagoChiang Rai

ORD - CEI

ORDCEI

Chicago O'Hare Intl

Sat 9/27

4:00 pm-7:55 am

2 stops27h 55m

Chiang Rai

Sat 10/25

8:25 am-2:00 pm

2 stops41h 35m

$926

ChicagoChiang Rai

ORD - CEI

ORDCEI

Chicago O'Hare Intl

Fri 9/26

12:30 am-9:40 am

2 stops45h 10m

Chiang Rai

Sat 10/25

10:10 am-8:35 pm

2 stops46h 25m

$1,057

ChicagoChiang Rai

ORD - CEI

ORDCEI

Chicago O'Hare Intl

Sun 9/28

12:30 am-9:40 am

2 stops45h 10m

Chiang Rai

Fri 10/3

1:40 pm-8:45 pm

2 stops43h 05m

$1,085

ChicagoChiang Rai

ORD - CEI

ORDCEI

Chicago O'Hare Intl

Mon 9/29

3:35 pm-6:20 pm

2 stops38h 45m

Chiang Rai

Fri 10/3

6:55 pm-12:30 pm

2 stops29h 35m

$3,859

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Chicago to Chiang Rai

Have a flexible travel schedule? Discover the best time to fly to Chiang Rai 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 Rai
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Chiang Rai. 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 Rai from Chicago?

    Located just 4.5 mi from the city center, Chiang Rai is the airport most travelers will use when flying to Chiang Rai from Chicago. Booking flights from Chicago to Chiang Rai (CEI) should be relatively easy as there are 0 daily inbound flights from Chicago from 0 different airlines.

  • How long is the flight from Chicago to Chiang Rai?

    There are many flights that can get you from Chicago to Chiang Rai in 45h 10m. Fly via EVA Air to get the fastest option. Chicago and Chiang Rai are separated by a distance of 8123 mi.

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

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

  • How can I find direct flights from Chicago to Chiang Rai?

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

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

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

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