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Cheap flights from Illinois to Jeju-do from $458

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Illinois to Jeju-do

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
2:10 pm - 6:40 amORD  Chicago O'Hare Intl-CJU Jeju City
25h 30m1 stop Hong Kong Intl
Cathay Pacific Logo
8:00 pm - 12:30 pmCJU  Jeju City-ORD Chicago O'Hare Intl
31h 30m1 stop Hong Kong Intl
$1,191Cathay Pacific
Wed, Feb 24 - Wed, Mar 10
Cathay Pacific Logo
2:10 pm - 6:40 amORD  Chicago O'Hare Intl-CJU Jeju City
25h 30m1 stop Hong Kong Intl
Cathay Pacific Logo
7:45 am - 12:30 pmCJU  Jeju City-ORD Chicago O'Hare Intl
19h 45m1 stop Hong Kong Intl
$1,191Cathay Pacific
Wed, Feb 24 - Thu, Mar 11
Cathay Pacific Logo
2:10 pm - 6:40 amORD  Chicago O'Hare Intl-CJU Jeju City
25h 30m1 stop Hong Kong Intl
Cathay Pacific Logo
7:45 am - 12:30 pmCJU  Jeju City-ORD Chicago O'Hare Intl
19h 45m1 stop Hong Kong Intl
$1,191Cathay Pacific
Thu, Feb 25 - Wed, Mar 10
Cathay Pacific Logo
2:10 pm - 6:40 amORD  Chicago O'Hare Intl-CJU Jeju City
25h 30m1 stop Hong Kong Intl
Cathay Pacific Logo
7:45 am - 12:30 pmCJU  Jeju City-ORD Chicago O'Hare Intl
19h 45m1 stop Hong Kong Intl
$1,191Cathay Pacific
Thu, Feb 25 - Thu, Mar 11
Cathay Pacific Logo
2:10 pm - 6:40 amORD  Chicago O'Hare Intl-CJU Jeju City
25h 30m1 stop Hong Kong Intl
Cathay Pacific Logo
8:00 pm - 12:30 pmCJU  Jeju City-ORD Chicago O'Hare Intl
31h 30m1 stop Hong Kong Intl
$1,213Cathay Pacific
Tue, Feb 23 - Wed, Mar 10
Cathay Pacific Logo
2:10 pm - 6:40 amORD  Chicago O'Hare Intl-CJU Jeju City
25h 30m1 stop Hong Kong Intl
Cathay Pacific Logo
7:45 am - 12:30 pmCJU  Jeju City-ORD Chicago O'Hare Intl
19h 45m1 stop Hong Kong Intl
$1,213Cathay Pacific
Mon, Feb 22 - Tue, Mar 9
Cathay Pacific Logo
2:10 pm - 6:40 amORD  Chicago O'Hare Intl-CJU Jeju City
25h 30m1 stop Hong Kong Intl
Cathay Pacific Logo
8:00 pm - 12:30 pmCJU  Jeju City-ORD Chicago O'Hare Intl
31h 30m1 stop Hong Kong Intl
$1,213Cathay Pacific
Thu, Feb 25 - Mon, Mar 8
Cathay Pacific Logo
2:10 pm - 6:40 amORD  Chicago O'Hare Intl-CJU Jeju City
25h 30m1 stop Hong Kong Intl
Cathay Pacific Logo
7:45 am - 12:30 pmCJU  Jeju City-ORD Chicago O'Hare Intl
19h 45m1 stop Hong Kong Intl
$1,213Cathay Pacific
Mon, Feb 22 - Thu, Mar 11
Cathay Pacific Logo
2:10 pm - 7:10 pmORD  Chicago O'Hare Intl-CJU Jeju City
38h 00m1 stop Hong Kong Intl
Cathay Pacific Logo
7:45 am - 12:30 pmCJU  Jeju City-ORD Chicago O'Hare Intl
19h 45m1 stop Hong Kong Intl
$1,213Cathay Pacific
Mon, Feb 22 - Mon, Mar 8
Cathay Pacific Logo
2:10 pm - 6:40 amORD  Chicago O'Hare Intl-CJU Jeju City
25h 30m1 stop Hong Kong Intl
Cathay Pacific Logo
7:45 am - 12:30 pmCJU  Jeju City-ORD Chicago O'Hare Intl
19h 45m1 stop Hong Kong Intl
$1,213Cathay Pacific
Wed, Feb 24 - Tue, Mar 9

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Cathay Pacific flights from Illinois to Jeju-do

Our best Cathay Pacific deals on Illinois to Jeju-do flight tickets
Cathay Pacific
Feb 24
ORD2:10 pmChicago O'Hare Intl
25h 30m
1 stop
CJU6:40 amJeju City
Mar 10
CJU8:00 pmJeju City
31h 30m
1 stop
ORD12:30 pmChicago O'Hare Intl
$1,191
Cathay Pacific
Feb 22
ORD2:10 pmChicago O'Hare Intl
25h 30m
1 stop
CJU6:40 amJeju City
Mar 11
CJU7:45 amJeju City
19h 45m
1 stop
ORD12:30 pmChicago O'Hare Intl
$1,213
Cathay Pacific
Feb 16
ORD2:10 pmChicago O'Hare Intl
38h 00m
1 stop
CJU7:10 pmJeju City
Feb 20
CJU7:45 amJeju City
19h 45m
1 stop
ORD12:30 pmChicago O'Hare Intl
$1,231

momondo Fare Finder

 
Use the filters below to find and compare flights from Illinois to Jeju-do that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoJeju City

ORD Chicago O'Hare Intl - CJU Jeju City

ORDCJU

Chicago O'Hare Intl

Wed 2/24

2:10 pm-6:40 am

1 stop25h 30m

Jeju City

Wed 3/10

8:00 pm-12:30 pm

1 stop31h 30m

$1,191
Quickest round-trip

ChicagoJeju City

ORD Chicago O'Hare Intl - CJU Jeju City

ORDCJU

Chicago O'Hare Intl

Wed 2/24

2:10 pm-6:40 am

1 stop25h 30m

Jeju City

Thu 3/11

7:45 am-12:30 pm

1 stop19h 45m

$1,191

ChicagoJeju City

ORD Chicago O'Hare Intl - CJU Jeju City

ORDCJU

Chicago O'Hare Intl

Thu 2/25

2:10 pm-6:40 am

1 stop25h 30m

Jeju City

Wed 3/10

7:45 am-12:30 pm

1 stop19h 45m

$1,191

ChicagoJeju City

ORD Chicago O'Hare Intl - CJU Jeju City

ORDCJU

Chicago O'Hare Intl

Thu 2/25

2:10 pm-6:40 am

1 stop25h 30m

Jeju City

Thu 3/11

7:45 am-12:30 pm

1 stop19h 45m

$1,191

ChicagoJeju City

ORD Chicago O'Hare Intl - CJU Jeju City

ORDCJU

Chicago O'Hare Intl

Tue 2/23

2:10 pm-6:40 am

1 stop25h 30m

Jeju City

Wed 3/10

8:00 pm-12:30 pm

1 stop31h 30m

$1,213

ChicagoJeju City

ORD Chicago O'Hare Intl - CJU Jeju City

ORDCJU

Chicago O'Hare Intl

Mon 2/22

2:10 pm-6:40 am

1 stop25h 30m

Jeju City

Tue 3/9

7:45 am-12:30 pm

1 stop19h 45m

$1,213

ChicagoJeju City

ORD Chicago O'Hare Intl - CJU Jeju City

ORDCJU

Chicago O'Hare Intl

Thu 2/25

2:10 pm-6:40 am

1 stop25h 30m

Jeju City

Mon 3/8

8:00 pm-12:30 pm

1 stop31h 30m

$1,213

ChicagoJeju City

ORD Chicago O'Hare Intl - CJU Jeju City

ORDCJU

Chicago O'Hare Intl

Mon 2/22

2:10 pm-6:40 am

1 stop25h 30m

Jeju City

Thu 3/11

7:45 am-12:30 pm

1 stop19h 45m

$1,213

ChicagoJeju City

ORD Chicago O'Hare Intl - CJU Jeju City

ORDCJU

Chicago O'Hare Intl

Mon 2/22

2:10 pm-7:10 pm

1 stop38h 00m

Jeju City

Mon 3/8

7:45 am-12:30 pm

1 stop19h 45m

$1,213

ChicagoJeju City

ORD Chicago O'Hare Intl - CJU Jeju City

ORDCJU

Chicago O'Hare Intl

Wed 2/24

2:10 pm-6:40 am

1 stop25h 30m

Jeju City

Tue 3/9

7:45 am-12:30 pm

1 stop19h 45m

$1,213

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Jeju-do from

How to get the cheapest flight ticket from Illinois to Jeju-do

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 Illinois to Jeju-do?

Cathay Pacific is the most popular carrier operating from Illinois to Jeju-do

Cheap Illinois to Jeju-do flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Jeju-do

Best Price Found

$458

Fastest flight time

25h 30m

Direct flights

None
The best one-way flight to Jeju-do from Illinois in the past 72 hours is $458. The best round-trip flight deal from Illinois to Jeju-do found on momondo in the last 72 hours is $1,191.
The fastest flight from Illinois to Jeju-do takes 25h 30m
There are no direct flights from Illinois to Jeju-do. There are no popular flight routes from Illinois to Jeju-do.
Search flight deals

Frequently asked questions about flying from Illinois to Jeju-do

  • When did momondo last update prices for flights from Illinois to Jeju-do?

    Prices for flights from Illinois to Jeju-do are updated daily.

  • How old do you have to be to fly from Illinois 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 Illinois to Jeju-do.

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

    The travel and health documents required for your trip to Jeju-do can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Jeju-do. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

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

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

All flight searches from Illinois to Jeju-do on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Illinois to Jeju-do?

momondo helps you find the best flight between Illinois and Jeju-do 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 Illinois to Jeju-do right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Illinois to Jeju-do flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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