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Cheap flights from Chicago to Jeju-do 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-do 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-do

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:55 am - 9:40 am
ORD
-
CJU
33h 45m
3 stops
Multiple Airlines Logo
10:40 pm - 6:02 am
CJU
-
ORD
45h 22m
3 stops
$2,041Multiple Airlines
Mon, Jun 15 - Mon, Jun 22
Multiple Airlines Logo
9:55 am - 8:35 am
ORD
-
CJU
32h 40m
3 stops
Multiple Airlines Logo
7:30 am - 6:02 am
CJU
-
ORD
36h 32m
3 stops
$2,068Multiple Airlines
Sat, Jun 13 - Sat, Jun 20
Multiple Airlines Logo
8:10 pm - 6:05 am
ORD
-
CJU
43h 55m
2 stops
Multiple Airlines Logo
7:30 am - 1:55 pm
CJU
-
ORD
20h 25m
1 stop
$2,137Multiple Airlines
Tue, May 26 - Tue, Jun 9
Multiple Airlines Logo
7:05 pm - 5:55 pm
ORD
-
CJU
32h 50m
2 stops
Multiple Airlines Logo
10:20 pm - 1:20 pm
CJU
-
ORD
53h 00m
2 stops
$2,191Multiple Airlines
Tue, May 26 - Tue, Jun 9
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
$2,199Cathay Pacific
Tue, May 26 - Tue, Jun 9
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
Multiple Airlines Logo
8:05 pm - 9:25 am
ORD
-
CJU
23h 20m
2 stops
Multiple Airlines Logo
10:30 am - 9:00 pm
CJU
-
ORD
24h 30m
1 stop
$2,240Multiple Airlines
Sat, Jun 13 - Sat, Jun 20
Multiple Airlines Logo
4:15 pm - 6:30 am
ORD
-
CJU
24h 15m
1 stop
Multiple Airlines Logo
3:55 pm - 11:10 am
CJU
-
ORD
57h 15m
3 stops
$2,255Multiple Airlines
Mon, Jun 15 - Mon, Jun 22
Multiple Airlines Logo
4:15 pm - 6:30 am
ORD
-
CJU
24h 15m
1 stop
Multiple Airlines Logo
3:55 pm - 3:05 pm
CJU
-
ORD
37h 10m
2 stops
$2,259Multiple Airlines
Mon, Jun 15 - Mon, Jun 22
Multiple Airlines Logo
4:15 pm - 6:30 am
ORD
-
CJU
24h 15m
1 stop
Multiple Airlines Logo
7:30 am - 2:20 pm
CJU
-
ORD
20h 50m
1 stop
$2,264Multiple Airlines
Sat, Jun 13 - Mon, Jun 29

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Air China flights from Chicago to Jeju-do

Our best Air China deals on Chicago to Jeju-do 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-do

Our best Cathay Pacific deals on Chicago to Jeju-do flight tickets
Cathay Pacific
May 26
ORD4:15 pmChicago O'Hare Intl
24h 15m
1 stop
CJU6:30 amJeju City
Jun 9
CJU7:30 amJeju City
20h 25m
1 stop
ORD1:55 pmChicago O'Hare Intl
$2,199
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-do 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 May 1, 2026.
Use the filters below to find and compare flights from Chicago to Jeju-do 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

Mon 6/15

9:55 am-9:40 am

3 stops33h 45m

Jeju City

Mon 6/22

10:40 pm-6:02 am

3 stops45h 22m

$2,041

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Sat 6/13

9:55 am-8:35 am

3 stops32h 40m

Jeju City

Sat 6/20

7:30 am-6:02 am

3 stops36h 32m

$2,068

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Tue 5/26

8:10 pm-6:05 am

2 stops43h 55m

Jeju City

Tue 6/9

7:30 am-1:55 pm

1 stop20h 25m

$2,137

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Tue 5/26

7:05 pm-5:55 pm

2 stops32h 50m

Jeju City

Tue 6/9

10:20 pm-1:20 pm

2 stops53h 00m

$2,191
Quickest round-trip

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Tue 5/26

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Tue 6/9

7:30 am-1:55 pm

1 stop20h 25m

$2,199

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

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Sat 6/13

8:05 pm-9:25 am

2 stops23h 20m

Jeju City

Sat 6/20

10:30 am-9:00 pm

1 stop24h 30m

$2,240

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 6/15

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Mon 6/22

3:55 pm-11:10 am

3 stops57h 15m

$2,255

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 6/15

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Mon 6/22

3:55 pm-3:05 pm

2 stops37h 10m

$2,259

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Sat 6/13

4:15 pm-6:30 am

1 stop24h 15m

Jeju City

Mon 6/29

7:30 am-2:20 pm

1 stop20h 50m

$2,264

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 Chicago 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 Chicago to Jeju-do?

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

Cheap Chicago to Jeju-do flight deals and tips

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

Fastest flight time

32h 40m

Direct flights

None
The fastest flight from Chicago to Jeju-do takes 32h 40m
There are no direct flights from Chicago to Jeju-do. There are no popular flight routes from Chicago to Jeju-do.
Search flight deals

Frequently asked questions about flying from Chicago to Jeju-do

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

    Prices for flights from Chicago to Jeju-do refresh daily.

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

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

    The necessary travel and health documents for your Jeju-do 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.

Why use momondo?

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

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

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?

Once all potential Chicago to Jeju-do flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Jeju-do 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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