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Cheap flights from Chicago to Jeju City from $741

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 9/28. 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
1 adult, Economy, 0 bags

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
3:35 pm - 6:40 am
ORD
-
CJU
25h 05m
1 stop
Cathay Pacific Logo
8:00 pm - 12:55 pm
CJU
-
ORD
31h 55m
1 stop
$1,256Cathay Pacific
Sun, Oct 25 - Thu, Nov 5
Cathay Pacific Logo
3:35 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
$1,265Cathay Pacific
Wed, Oct 28 - Wed, Nov 4
Cathay Pacific Logo
3:35 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
$1,281Cathay Pacific
Sun, Oct 25 - Wed, Nov 4
Cathay Pacific Logo
3:35 pm - 6:40 am
ORD
-
CJU
25h 05m
1 stop
Cathay Pacific Logo
8:00 pm - 12:55 pm
CJU
-
ORD
31h 55m
1 stop
$1,306Cathay Pacific
Wed, Oct 28 - Sun, Nov 1
Cathay Pacific Logo
3:35 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
$1,340Cathay Pacific
Wed, Oct 28 - Mon, Nov 2
Cathay Pacific Logo
3:35 pm - 6:40 am
ORD
-
CJU
25h 05m
1 stop
Cathay Pacific Logo
8:00 pm - 12:55 pm
CJU
-
ORD
31h 55m
1 stop
$1,356Cathay Pacific
Sun, Oct 25 - Mon, Nov 2
Cathay Pacific Logo
3:35 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
$1,381Cathay Pacific
Mon, Oct 26 - Sun, Nov 1
Cathay Pacific Logo
3:35 pm - 6:40 am
ORD
-
CJU
25h 05m
1 stop
Cathay Pacific Logo
8:00 pm - 12:55 pm
CJU
-
ORD
31h 55m
1 stop
$1,415Cathay Pacific
Mon, Oct 26 - Mon, Nov 2
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
$1,444Cathay Pacific
Sun, Oct 11 - Sat, Oct 17
Cathay Pacific Logo
3:35 pm - 6:40 am
ORD
-
CJU
25h 05m
1 stop
Cathay Pacific Logo
7:55 am - 12:55 pm
CJU
-
ORD
20h 00m
1 stop
$1,456Cathay Pacific
Thu, Oct 29 - Tue, Nov 3

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Cathay Pacific flights from Chicago to Jeju City

Our best Cathay Pacific deals on Chicago to Jeju City flight tickets
Cathay Pacific
Oct 25
ORD3:35 pmChicago O'Hare Intl
25h 05m
1 stop
CJU6:40 amJeju City
Nov 5
CJU8:00 pmJeju City
31h 55m
1 stop
ORD12:55 pmChicago O'Hare Intl
$1,256
Cathay Pacific
Oct 28
ORD3:35 pmChicago O'Hare Intl
37h 35m
1 stop
CJU7:10 pmJeju City
Nov 4
CJU8:00 pmJeju City
31h 55m
1 stop
ORD12:55 pmChicago O'Hare Intl
$1,265
Cathay Pacific
Oct 25
ORD3:35 pmChicago O'Hare Intl
25h 05m
1 stop
CJU6:40 amJeju City
Nov 1
CJU8:00 pmJeju City
31h 55m
1 stop
ORD12:55 pmChicago O'Hare Intl
$1,281

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 June 17, 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

Sun 10/25

3:35 pm-6:40 am

1 stop25h 05m

Jeju City

Thu 11/5

8:00 pm-12:55 pm

1 stop31h 55m

$1,256

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Wed 10/28

3:35 pm-7:10 pm

1 stop37h 35m

Jeju City

Wed 11/4

8:00 pm-12:55 pm

1 stop31h 55m

$1,265

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Sun 10/25

3:35 pm-7:10 pm

1 stop37h 35m

Jeju City

Wed 11/4

8:00 pm-12:55 pm

1 stop31h 55m

$1,281

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Wed 10/28

3:35 pm-6:40 am

1 stop25h 05m

Jeju City

Sun 11/1

8:00 pm-12:55 pm

1 stop31h 55m

$1,306

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Wed 10/28

3:35 pm-7:10 pm

1 stop37h 35m

Jeju City

Mon 11/2

8:00 pm-12:55 pm

1 stop31h 55m

$1,340

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Sun 10/25

3:35 pm-6:40 am

1 stop25h 05m

Jeju City

Mon 11/2

8:00 pm-12:55 pm

1 stop31h 55m

$1,356

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 10/26

3:35 pm-7:10 pm

1 stop37h 35m

Jeju City

Sun 11/1

8:00 pm-12:55 pm

1 stop31h 55m

$1,381

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 10/26

3:35 pm-6:40 am

1 stop25h 05m

Jeju City

Mon 11/2

8:00 pm-12:55 pm

1 stop31h 55m

$1,415
Quickest round-trip

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Sun 10/11

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Sat 10/17

7:30 am-1:55 pm

1 stop20h 25m

$1,444

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Thu 10/29

3:35 pm-6:40 am

1 stop25h 05m

Jeju City

Tue 11/3

7:55 am-12:55 pm

1 stop20h 00m

$1,456

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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 15m

Direct flights

None
The fastest flight from Chicago to Jeju City takes 24h 15m
There are no direct flights from Chicago to Jeju City. There are no popular flight routes from Chicago to Jeju City.
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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. 24h 15m 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.

Frequently asked questions about flying from Chicago to Jeju City

  • How do I get Price Alerts for flights from Chicago to Jeju City?

    Confirm your travel details to search for the latest offers for flights from Chicago to Jeju City. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Chicago to Jeju City with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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