How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to Jeju-do?

Confirm your travel details to search for the latest offers for flights from Chicago O'Hare Intl Airport to Jeju-do . 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 O'Hare Intl Airport to Jeju-do with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

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.

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

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 O'Hare Intl Airport to Jeju-do.

What documentation or ID do you need to fly to Jeju-do?

The required travel and health documents for your Jeju-do trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Jeju-do. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$713 Cheap Flights from Chicago O'Hare Intl Airport to Jeju-do in 2026

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Find the cheapest flights from Chicago O'Hare Intl Airport to Jeju-do

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:10 pm - 9:35 pm

ORD

CJU

41h 25m

2 stops

8:45 pm - 10:45 am

CJU

ORD

52h 00m

2 stops

$1,267Multiple Airlines

Mon, Apr 13 - Mon, Apr 20

12:30 am - 10:15 pm

ORD

CJU

31h 45m

2 stops

7:30 am - 5:35 am

CJU

ORD

36h 05m

3 stops

$1,308Multiple Airlines

Tue, Apr 14 - Wed, Apr 22

4:15 pm - 6:30 am

ORD

CJU

24h 15m

1 stop

7:30 am - 9:00 pm

CJU

ORD

27h 30m

2 stops

$1,345Multiple Airlines

Wed, Apr 15 - Wed, Apr 22

4:15 pm - 6:30 am

ORD

CJU

24h 15m

1 stop

7:30 am - 1:55 pm

CJU

ORD

20h 25m

1 stop

$1,366Cathay Pacific

Fri, Apr 17 - Fri, Apr 24

4:15 pm - 6:30 am

ORD

CJU

24h 15m

1 stop

7:30 am - 1:55 pm

CJU

ORD

20h 25m

1 stop

$1,382Multiple Airlines

Mon, Apr 13 - Mon, Apr 20

4:15 pm - 6:30 am

ORD

CJU

24h 15m

1 stop

7:30 am - 1:55 pm

CJU

ORD

20h 25m

1 stop

$1,390Cathay Pacific

Wed, Apr 15 - Wed, Apr 22

4:15 pm - 6:30 am

ORD

CJU

24h 15m

1 stop

7:30 am - 1:55 pm

CJU

ORD

20h 25m

1 stop

$1,392Cathay Pacific

Wed, Apr 15 - Wed, Apr 22

4:15 pm - 6:30 am

ORD

CJU

24h 15m

1 stop

7:30 am - 5:35 am

CJU

ORD

36h 05m

3 stops

$1,400Multiple Airlines

Fri, Apr 17 - Fri, Apr 24

4:15 pm - 6:30 am

ORD

CJU

24h 15m

1 stop

9:30 pm - 9:00 pm

CJU

ORD

37h 30m

2 stops

$1,418Multiple Airlines

Mon, Apr 13 - Mon, Apr 20

12:30 am - 5:50 pm

ORD

CJU

27h 20m

3 stops

7:30 am - 5:35 am

CJU

ORD

36h 05m

3 stops

$1,421Multiple Airlines

Tue, Apr 14 - Wed, Apr 22

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

Our best Cathay Pacific deals on Chicago O'Hare Intl Airport to Jeju-do flight tickets

Cathay Pacific

Apr 17

ORD4:15 pmChicago O'Hare Intl

24h 15m

1 stop

CJU6:30 amJeju City

Apr 24

CJU7:30 amJeju City

20h 25m

1 stop

ORD1:55 pmChicago O'Hare Intl

$1,366

Cathay Pacific

Apr 15

ORD4:15 pmChicago O'Hare Intl

24h 15m

1 stop

CJU6:30 amJeju City

Apr 22

CJU7:30 amJeju City

20h 25m

1 stop

ORD1:55 pmChicago O'Hare Intl

$1,390

Cathay Pacific

Apr 15

ORD4:15 pmChicago O'Hare Intl

24h 15m

1 stop

CJU6:30 amJeju City

Apr 22

CJU7:30 amJeju City

20h 25m

1 stop

ORD1:55 pmChicago O'Hare Intl

$1,392

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Jeju-do that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 4/13

2:10 pm-9:35 pm

2 stops41h 25m

Jeju City

Mon 4/20

8:45 pm-10:45 am

2 stops52h 00m

$1,267

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Tue 4/14

12:30 am-10:15 pm

2 stops31h 45m

Jeju City

Wed 4/22

7:30 am-5:35 am

3 stops36h 05m

$1,308

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Wed 4/15

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Wed 4/22

7:30 am-9:00 pm

2 stops27h 30m

$1,345

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Fri 4/17

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Fri 4/24

7:30 am-1:55 pm

1 stop20h 25m

$1,366

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 4/13

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Mon 4/20

7:30 am-1:55 pm

1 stop20h 25m

$1,382

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Wed 4/15

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Wed 4/22

7:30 am-1:55 pm

1 stop20h 25m

$1,390

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Wed 4/15

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Wed 4/22

7:30 am-1:55 pm

1 stop20h 25m

$1,392

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Fri 4/17

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Fri 4/24

7:30 am-5:35 am

3 stops36h 05m

$1,400

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 4/13

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Mon 4/20

9:30 pm-9:00 pm

2 stops37h 30m

$1,418

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Tue 4/14

12:30 am-5:50 pm

3 stops27h 20m

Jeju City

Wed 4/22

7:30 am-5:35 am

3 stops36h 05m

$1,421

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

Cheap Chicago O'Hare Intl Airport to Jeju-do flight deals and tips

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

Fastest flight time	24h 15m
Direct flights	None

The fastest flight from Chicago O'Hare Intl Airport to Jeju-do takes 24h 15m

There are no direct flights from Chicago O'Hare Intl Airport to Jeju-do. There are no popular flight routes from Chicago O'Hare Intl Airport to Jeju-do.

Search flight deals

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Jeju-do?
Prices for flights from Chicago O'Hare Intl Airport to Jeju-do refresh daily.
How old do you have to be to fly from Chicago O'Hare Intl Airport to Jeju-do?
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 O'Hare Intl Airport to Jeju-do.
What documentation or ID do you need to fly to Jeju-do?
The required travel and health documents for your Jeju-do trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Jeju-do. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to Jeju-do?
Confirm your travel details to search for the latest offers for flights from Chicago O'Hare Intl Airport to Jeju-do. 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 O'Hare Intl Airport to Jeju-do with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
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.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Jeju-do for you.

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

Flights from Chicago to Jeju-do 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-do?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Jeju-do.

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

If you are not ready to book a flight from Chicago to Jeju-do now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Jeju-do and let you know when they change.