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Cheap flights from Chicago to Jeju City from $599

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 to Jeju City departing on 2/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Chicago to Jeju City

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
2:35 pm - 7:10 pm
ORD
-
CJU
37h 35m
1 stop
Cathay Pacific Logo
8:00 pm - 12:55 pm
CJU
-
ORD
31h 55m
1 stop
$1,184Cathay Pacific
Thu, Feb 26 - Thu, Mar 5
Cathay Pacific Logo
4:00 pm - 6:20 am
ORD
-
CJU
24h 20m
1 stop
Cathay Pacific Logo
7:30 am - 2:20 pm
CJU
-
ORD
20h 50m
1 stop
$1,214Cathay Pacific
Fri, Jul 24 - Fri, Aug 7
Multiple Airlines Logo
2:35 pm - 7:10 pm
ORD
-
CJU
37h 35m
1 stop
Multiple Airlines Logo
7:55 am - 7:35 pm
CJU
-
ORD
26h 40m
2 stops
$1,463Multiple Airlines
Thu, Feb 26 - Thu, Mar 5
Multiple Airlines Logo
12:30 am - 10:20 pm
ORD
-
CJU
31h 50m
2 stops
Multiple Airlines Logo
7:30 am - 8:35 pm
CJU
-
ORD
27h 05m
2 stops
$1,575Multiple Airlines
Thu, Mar 12 - Fri, Mar 20
Cathay Pacific Logo
3:35 pm - 6:40 am
ORD
-
CJU
25h 05m
1 stop
Cathay Pacific Logo
7:55 am - 1:55 pm
CJU
-
ORD
20h 00m
1 stop
$1,611Cathay Pacific
Sat, Mar 14 - Sat, Mar 21
Multiple Airlines Logo
5:29 pm - 10:50 am
ORD
-
CJU
27h 21m
2 stops
Multiple Airlines Logo
10:10 am - 8:35 pm
CJU
-
ORD
24h 25m
1 stop
$1,648Multiple Airlines
Sat, Mar 14 - Sat, Mar 21
Cathay Pacific Logo
3:35 pm - 6:40 am
ORD
-
CJU
25h 05m
1 stop
Cathay Pacific Logo
7:55 am - 1:55 pm
CJU
-
ORD
20h 00m
1 stop
$1,706Cathay Pacific
Fri, Mar 13 - Fri, Mar 20
Multiple Airlines Logo
12:30 am - 6:40 am
ORD
-
CJU
40h 10m
2 stops
Multiple Airlines Logo
7:55 am - 8:35 pm
CJU
-
ORD
26h 40m
2 stops
$1,709Multiple Airlines
Fri, Mar 13 - Sat, Mar 21
Cathay Pacific Logo
4:15 pm - 6:20 am
ORD
-
CJU
24h 05m
1 stop
Cathay Pacific Logo
7:30 am - 1:55 pm
CJU
-
ORD
20h 25m
1 stop
$1,763Cathay Pacific
Wed, Jun 10 - Sun, Jun 14
Multiple Airlines Logo
2:30 pm - 7:10 pm
ORD
-
CJU
38h 40m
2 stops
Multiple Airlines Logo
7:55 am - 1:55 pm
CJU
-
ORD
20h 00m
1 stop
$1,818Multiple Airlines
Fri, Mar 13 - Fri, Mar 20

Cathay Pacific flights from Chicago to Jeju City

Our best Cathay Pacific deals on Chicago to Jeju City flight tickets
Cathay Pacific
Feb 26
ORD2:35 pmChicago O'Hare Intl
37h 35m
1 stop
CJU7:10 pmJeju City
Mar 5
CJU8:00 pmJeju City
31h 55m
1 stop
ORD12:55 pmChicago O'Hare Intl
$1,184
Cathay Pacific
Jul 24
ORD4:00 pmChicago O'Hare Intl
24h 20m
1 stop
CJU6:20 amJeju City
Aug 7
CJU7:30 amJeju City
20h 50m
1 stop
ORD2:20 pmChicago O'Hare Intl
$1,214
Cathay Pacific
Mar 14
ORD3:35 pmChicago O'Hare Intl
25h 05m
1 stop
CJU6:40 amJeju City
Mar 21
CJU7:55 amJeju City
20h 00m
1 stop
ORD1:55 pmChicago O'Hare Intl
$1,611

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Jeju City 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 January 29, 2026.
Use the filters below to find and compare flights from Chicago to Jeju City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Thu 2/26

2:35 pm-7:10 pm

1 stop37h 35m

Jeju City

Thu 3/5

8:00 pm-12:55 pm

1 stop31h 55m

$1,184

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Fri 7/24

4:00 pm-6:20 am

1 stop24h 20m

Jeju City

Fri 8/7

7:30 am-2:20 pm

1 stop20h 50m

$1,214

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Thu 2/26

2:35 pm-7:10 pm

1 stop37h 35m

Jeju City

Thu 3/5

7:55 am-7:35 pm

2 stops26h 40m

$1,463

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Thu 3/12

12:30 am-10:20 pm

2 stops31h 50m

Jeju City

Fri 3/20

7:30 am-8:35 pm

2 stops27h 05m

$1,575

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Sat 3/14

3:35 pm-6:40 am

1 stop25h 05m

Jeju City

Sat 3/21

7:55 am-1:55 pm

1 stop20h 00m

$1,611

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Sat 3/14

5:29 pm-10:50 am

2 stops27h 21m

Jeju City

Sat 3/21

10:10 am-8:35 pm

1 stop24h 25m

$1,648

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Fri 3/13

3:35 pm-6:40 am

1 stop25h 05m

Jeju City

Fri 3/20

7:55 am-1:55 pm

1 stop20h 00m

$1,706

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Fri 3/13

12:30 am-6:40 am

2 stops40h 10m

Jeju City

Sat 3/21

7:55 am-8:35 pm

2 stops26h 40m

$1,709

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Wed 6/10

4:15 pm-6:20 am

1 stop24h 05m

Jeju City

Sun 6/14

7:30 am-1:55 pm

1 stop20h 25m

$1,763

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Fri 3/13

2:30 pm-7:10 pm

2 stops38h 40m

Jeju City

Fri 3/20

7:55 am-1:55 pm

1 stop20h 00m

$1,818

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Chicago to Jeju City

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 airline that flies from Chicago to Jeju City?

Cathay Pacific is the most popular carrier operating from Chicago to Jeju City

When to book flights from Chicago to Jeju City

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Jeju City according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Jeju City (CHI to CJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Jeju City

Fastest flight time

24h 05m

Direct flights

None
The fastest flight from Chicago to Jeju City takes 24h 05m
There are no direct flights from Chicago to Jeju City. There are no popular flight routes from Chicago to Jeju City.
Search flight deals

  • How far is Chicago to Jeju City by plane?

    The straight-line distance from Chicago to Jeju City is 6790.8 mi. 24h 05m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chicago to Jeju City Airport?

    Prices for flights from Chicago to Jeju City Airport are updated daily.

  • How old do you have to be to fly from Chicago to Jeju City Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Jeju City Airport.

  • What documentation or ID do you need to fly to Jeju City Airport?

    The necessary travel and health documents for your Jeju City Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Jeju City?

Book flights to Jeju City if you plan to visit one of these locations
Seogwipo

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Jeju City?

Finding the right flight to Jeju City from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Jeju City quick and easy, saving you time and money.

Can I find flights from Chicago to Jeju City with flexible booking policies on momondo?

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

How can momondo help me find flights from Chicago to Jeju City?

momondo helps you find the best flight between Chicago and Jeju City by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

An easier way to manage your Jeju City trip

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Cabin classes currently available on flights to Jeju City

List of cabin classes available on flights landing in Jeju City. Availability may vary depending on flight origin and airline.
First Class to Jeju City
Business Class to Jeju City