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Chiang Rai

$687+ Cheap flights from Chicago (CHI) to Chiang Rai (CEI)

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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CEI
Jul 1 — Jul 81
Tue 7/1
Tue 7/8
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 June 26, 2025.

Round-trip from

$746
(Justfly.com)

One-way from

$687
(Gotogate)
From Chicago (CHI) to Chiang Rai
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One-way flight 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 June 26, 2025.

This Justfly.com deal was found by Cheapflights users on 6/25. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:45 pmORD - CEI
2 stops31h 25mMultiple Airlines
Sat 10/111:40 pmCEI - ORD
2 stops31h 00mMultiple Airlines
Deal found 6/25$746
This Ovago deal was found by Cheapflights users on 6/25. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:30 pmORD - CEI
3 stops31h 50mLufthansa
Sat 10/116:55 pmCEI - ORD
2 stops29h 35mLufthansa
Deal found 6/25$2,027
This EVA Air deal was found by Cheapflights users on 6/25. 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.
Thu 9/2512:30 amORD - CEI
2 stops45h 10mEVA Air
Tue 9/301:40 pmCEI - ORD
2 stops43h 05mEVA Air
Deal found 6/25$6,444

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 June 26, 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

Thu 10/2

5:45 pm-1:10 pm

2 stops31h 25m

Chiang Rai

Sat 10/11

1:40 pm-8:40 am

2 stops31h 00m

$746

ChicagoChiang Rai

ORD - CEI

ORDCEI

Chicago O'Hare Intl

Thu 10/2

10:30 pm-6:20 pm

3 stops31h 50m

Chiang Rai

Sat 10/11

6:55 pm-12:30 pm

2 stops29h 35m

$2,027

ChicagoChiang Rai

ORD - CEI

ORDCEI

Chicago O'Hare Intl

Thu 9/25

12:30 am-9:40 am

2 stops45h 10m

Chiang Rai

Tue 9/30

1:40 pm-8:45 pm

2 stops43h 05m

$6,444

ChicagoChiang Rai

ORD - CEI

ORDCEI

Chicago O'Hare Intl

Thu 8/7

12:30 am-6:20 pm

2 stops29h 50m

$687

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/24

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.

Reviews of airlines servicing Chiang Rai

Get insights into the airlines that provide service to Chiang Rai. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chiang Rai. Reviews last updated June 26, 2025.
Get a feel of what it's like to fly with EVA Air and Lufthansa from Chicago to Chiang Rai by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,208 reviews

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,208 reviews
EVA Air
8.4
Very good
1,208 reviews

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Lufthansa
6.8
Okay
7,191 reviews
EVA Air
8.4
Very good
1,208 reviews

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

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.

  • 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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