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Cheap flights from Chicago to Jeju City from $725

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 5/9. 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

Find the cheapest flights from Chicago to Jeju City

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:30 pm - 5:00 pm
ORD
-
CJU
60h 30m
2 stops
Multiple Airlines Logo
8:45 pm - 11:00 am
CJU
-
ORD
52h 15m
2 stops
$1,715Multiple Airlines
Fri, May 1 - Wed, May 6
Multiple Airlines Logo
11:25 am - 12:30 pm
ORD
-
CJU
59h 05m
3 stops
Multiple Airlines Logo
1:40 pm - 6:15 pm
CJU
-
ORD
42h 35m
3 stops
$1,987Multiple Airlines
Mon, Jun 8 - Mon, Jun 15
Cathay Pacific Logo
4:15 pm - 6:30 am
ORD
-
CJU
24h 15m
1 stop
Cathay Pacific Logo
7:30 am - 2:20 pm
CJU
-
ORD
20h 50m
1 stop
$2,005Cathay Pacific
Tue, Jun 9 - Tue, Jun 16
Multiple Airlines Logo
5:30 pm - 7:25 pm
ORD
-
CJU
59h 55m
2 stops
Multiple Airlines Logo
7:30 am - 2:20 pm
CJU
-
ORD
20h 50m
1 stop
$2,009Multiple Airlines
Tue, Jun 9 - Tue, Jun 16
Multiple Airlines Logo
12:30 am - 5:30 pm
ORD
-
CJU
27h 00m
1 stop
Multiple Airlines Logo
9:20 pm - 11:00 am
CJU
-
ORD
27h 40m
2 stops
$2,025Multiple Airlines
Thu, Apr 30 - Wed, May 6
Multiple Airlines Logo
9:55 am - 8:35 am
ORD
-
CJU
32h 40m
3 stops
Multiple Airlines Logo
9:30 pm - 2:45 pm
CJU
-
ORD
31h 15m
2 stops
$2,111Multiple Airlines
Mon, Jun 8 - Mon, Jun 15
Multiple Airlines Logo
4:15 pm - 6:30 am
ORD
-
CJU
24h 15m
1 stop
Multiple Airlines Logo
7:30 am - 1:55 pm
CJU
-
ORD
20h 25m
1 stop
$2,148Multiple Airlines
Fri, May 1 - Wed, May 6
Cathay Pacific Logo
4:15 pm - 6:30 am
ORD
-
CJU
24h 15m
1 stop
Cathay Pacific Logo
7:30 am - 1:55 pm
CJU
-
ORD
20h 25m
1 stop
$2,149Cathay Pacific
Mon, Jun 8 - Mon, Jun 15
Multiple Airlines Logo
4:15 pm - 6:30 am
ORD
-
CJU
24h 15m
1 stop
Multiple Airlines Logo
12:55 pm - 6:19 am
CJU
-
ORD
31h 24m
2 stops
$2,210Multiple Airlines
Mon, Jun 8 - Mon, Jun 15
Multiple Airlines Logo
8:05 pm - 9:25 am
ORD
-
CJU
23h 20m
2 stops
Multiple Airlines Logo
12:20 pm - 9:00 pm
CJU
-
ORD
22h 40m
1 stop
$2,225Multiple Airlines
Sat, Jun 13 - Sat, Jun 27

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Air China flights from Chicago to Jeju City

Our best Air China deals on Chicago to Jeju City flight tickets
Air China
Jun 12
ORD3:47 pmChicago O'Hare Intl
39h 18m
2 stops
CJU9:05 pmJeju City
Jun 28
CJU10:05 pmJeju City
45h 41m
2 stops
ORD5:46 amChicago O'Hare Intl
$3,928
Air China
Jun 12
ORD4:30 pmChicago O'Hare Intl
38h 35m
2 stops
CJU9:05 pmJeju City
Jun 26
CJU10:00 pmJeju City
36h 34m
2 stops
ORD8:34 pmChicago O'Hare Intl
$3,956
Air China
Jun 10
ORD8:55 amChicago O'Hare Intl
46h 20m
2 stops
CJU9:15 pmJeju City
Jun 28
CJU10:05 pmJeju City
46h 27m
2 stops
ORD6:32 amChicago O'Hare Intl
$4,199

Cathay Pacific flights from Chicago to Jeju City

Our best Cathay Pacific deals on Chicago to Jeju City flight tickets
Cathay Pacific
Jun 9
ORD4:15 pmChicago O'Hare Intl
24h 15m
1 stop
CJU6:30 amJeju City
Jun 16
CJU7:30 amJeju City
20h 50m
1 stop
ORD2:20 pmChicago O'Hare Intl
$2,005
Cathay Pacific
Jun 8
ORD4:15 pmChicago O'Hare Intl
24h 15m
1 stop
CJU6:30 amJeju City
Jun 15
CJU7:30 amJeju City
20h 25m
1 stop
ORD1:55 pmChicago O'Hare Intl
$2,149
Cathay Pacific
Jun 10
ORD4:15 pmChicago O'Hare Intl
24h 15m
1 stop
CJU6:30 amJeju City
Jun 26
CJU7:30 amJeju City
20h 50m
1 stop
ORD2:20 pmChicago O'Hare Intl
$2,428

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 April 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

Cheapest round-trip

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Fri 5/1

2:30 pm-5:00 pm

2 stops60h 30m

Jeju City

Wed 5/6

8:45 pm-11:00 am

2 stops52h 15m

$1,715

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 6/8

11:25 am-12:30 pm

3 stops59h 05m

Jeju City

Mon 6/15

1:40 pm-6:15 pm

3 stops42h 35m

$1,987

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Tue 6/9

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Tue 6/16

7:30 am-2:20 pm

1 stop20h 50m

$2,005

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Tue 6/9

5:30 pm-7:25 pm

2 stops59h 55m

Jeju City

Tue 6/16

7:30 am-2:20 pm

1 stop20h 50m

$2,009

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Thu 4/30

12:30 am-5:30 pm

1 stop27h 00m

Jeju City

Wed 5/6

9:20 pm-11:00 am

2 stops27h 40m

$2,025

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 6/8

9:55 am-8:35 am

3 stops32h 40m

Jeju City

Mon 6/15

9:30 pm-2:45 pm

2 stops31h 15m

$2,111
Quickest round-trip

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Fri 5/1

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Wed 5/6

7:30 am-1:55 pm

1 stop20h 25m

$2,148

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 6/8

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Mon 6/15

7:30 am-1:55 pm

1 stop20h 25m

$2,149

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 6/8

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Mon 6/15

12:55 pm-6:19 am

2 stops31h 24m

$2,210

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Sat 6/13

8:05 pm-9:25 am

2 stops23h 20m

Jeju City

Sat 6/27

12:20 pm-9:00 pm

1 stop22h 40m

$2,225

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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

19h 05m

Direct flights

None
The fastest flight from Chicago to Jeju City takes 19h 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

Frequently asked questions about flying from Chicago to Jeju City

  • How far is Chicago to Jeju City by plane?

    The straight-line distance from Chicago to Jeju City is 6790.8 mi. 19h 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