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Cheap flights from Chicago O'Hare Intl Airport to Jeju City from $462

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 Jeju City departing on 1/26. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to Jeju City

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
2:35 pm - 6:40 am
ORD
-
CJU
25h 05m1 stop
Cathay Pacific Logo
8:00 pm - 12:55 pm
CJU
-
ORD
31h 55m1 stop
$993Cathay Pacific
Mon, Feb 9 - Mon, Feb 16
Cathay Pacific Logo
2:35 pm - 6:40 am
ORD
-
CJU
25h 05m1 stop
Cathay Pacific Logo
8:00 pm - 12:55 pm
CJU
-
ORD
31h 55m1 stop
$1,198Cathay Pacific
Mon, Feb 9 - Mon, Feb 16
Multiple Airlines Logo
10:35 am - 6:40 am
ORD
-
CJU
29h 05m2 stops
Multiple Airlines Logo
7:55 am - 7:35 am
CJU
-
ORD
38h 40m2 stops
$1,252Multiple Airlines
Mon, Feb 9 - Mon, Feb 16
Cathay Pacific Logo
2:35 pm - 6:40 am
ORD
-
CJU
25h 05m1 stop
Cathay Pacific Logo
7:55 am - 12:55 pm
CJU
-
ORD
20h 00m1 stop
$1,271Cathay Pacific
Thu, Jan 22 - Mon, Jan 26
Multiple Airlines Logo
10:30 am - 5:45 pm
ORD
-
CJU
40h 15m1 stop
Multiple Airlines Logo
10:45 pm - 5:03 pm
CJU
-
ORD
57h 18m2 stops
$1,444Multiple Airlines
Mon, Feb 9 - Mon, Feb 16
Multiple Airlines Logo
2:35 pm - 6:40 am
ORD
-
CJU
25h 05m1 stop
Multiple Airlines Logo
10:45 pm - 5:03 pm
CJU
-
ORD
57h 18m2 stops
$1,489Multiple Airlines
Mon, Feb 9 - Mon, Feb 16
Multiple Airlines Logo
8:00 am - 7:40 am
ORD
-
CJU
32h 40m3 stops
Multiple Airlines Logo
7:45 pm - 12:55 pm
CJU
-
ORD
32h 10m2 stops
$1,555Multiple Airlines
Mon, Feb 9 - Mon, Feb 16
Multiple Airlines Logo
1:05 pm - 9:25 pm
ORD
-
CJU
41h 20m2 stops
Multiple Airlines Logo
1:50 pm - 2:41 pm
CJU
-
ORD
39h 51m2 stops
$3,306Multiple Airlines
Mon, Feb 9 - Mon, Feb 16

Cathay Pacific flights from Chicago O'Hare Intl Airport to Jeju City

Our best Cathay Pacific deals on Chicago O'Hare Intl Airport to Jeju City flight tickets
Cathay Pacific
Feb 9
ORD2:35 pmChicago O'Hare Intl
25h 05m
1 stop
CJU6:40 amJeju City
Feb 16
CJU8:00 pmJeju City
31h 55m
1 stop
ORD12:55 pmChicago O'Hare Intl
$993
Find similar
Cathay Pacific
Jan 22
ORD2:35 pmChicago O'Hare Intl
37h 35m
1 stop
CJU7:10 pmJeju City
Jan 26
CJU7:55 amJeju City
20h 00m
1 stop
ORD12:55 pmChicago O'Hare Intl
$1,177
Find similar
Cathay Pacific
Feb 9
ORD2:35 pmChicago O'Hare Intl
25h 05m
1 stop
CJU6:40 amJeju City
Feb 16
CJU8:00 pmJeju City
31h 55m
1 stop
ORD12:55 pmChicago O'Hare Intl
$1,198
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 December 28, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport 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

Mon 2/9

2:35 pm-6:40 am

1 stop25h 05m

Jeju City

Mon 2/16

8:00 pm-12:55 pm

1 stop31h 55m

$993

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 2/9

2:35 pm-6:40 am

1 stop25h 05m

Jeju City

Mon 2/16

8:00 pm-12:55 pm

1 stop31h 55m

$1,198

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 2/9

10:35 am-6:40 am

2 stops29h 05m

Jeju City

Mon 2/16

7:55 am-7:35 am

2 stops38h 40m

$1,252

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Thu 1/22

2:35 pm-6:40 am

1 stop25h 05m

Jeju City

Mon 1/26

7:55 am-12:55 pm

1 stop20h 00m

$1,271

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 2/9

10:30 am-5:45 pm

1 stop40h 15m

Jeju City

Mon 2/16

10:45 pm-5:03 pm

2 stops57h 18m

$1,444

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 2/9

2:35 pm-6:40 am

1 stop25h 05m

Jeju City

Mon 2/16

10:45 pm-5:03 pm

2 stops57h 18m

$1,489

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 2/9

8:00 am-7:40 am

3 stops32h 40m

Jeju City

Mon 2/16

7:45 pm-12:55 pm

2 stops32h 10m

$1,555

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 2/9

1:05 pm-9:25 pm

2 stops41h 20m

Jeju City

Mon 2/16

1:50 pm-2:41 pm

2 stops39h 51m

$3,306

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 1/26

2:35 pm-7:10 pm

1 stop37h 35m

$462

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Sun 1/25

9:38 pm-10:20 pm

3 stops33h 42m

$500

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Jeju City from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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 O'Hare Intl to Jeju City?

Cathay Pacific is the most popular carrier operating from Chicago O'Hare Intl to Jeju City

When to book flights from Chicago O'Hare Intl Airport to Jeju City

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Jeju City 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 Jeju City (ORD to CJU) flight deals and tips

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

Fastest flight time

25h 05m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Jeju City takes 25h 05m
There are no direct flights from Chicago O'Hare Intl Airport to Jeju City. There are no popular flight routes from Chicago O'Hare Intl Airport to Jeju City.
Search flight deals

  • How far is Chicago O'Hare Intl to Jeju City by plane?

    Chicago O'Hare Intl and Jeju City are 6777.7 mi apart from one another. 25h 05m is a normal flight duration for this route.

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

    Prices for flights from Chicago O'Hare Intl Airport to Jeju City Airport are updated daily.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Jeju City Airport.

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

    The travel and health documents you'll need for your trip to Jeju City 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 Jeju City Airport. It is always advisable to seek 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?

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

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

Flights from Chicago to Jeju City with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Chicago to Jeju City flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Jeju City from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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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