$903+ Cheap flights from Illinois to Jeju-do
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CJU
Jan 26 — Feb 21
1 adult, Economy
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to Jeju-do
Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to Jeju-do (KRCJ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.
Round-trip from | $1,169 (Trip.com) |
|---|
Find flight deals from Illinois to Jeju-do
Cheapest flights from Illinois to Jeju-doExplore the most affordable flight options available from Illinois to Jeju-do. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
Explore the most affordable flight options available from Illinois to Jeju-do. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
This Gotogate deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/42:40 pmORD - CJU
1 stop25h 00mCathay Pacific
Tue 3/117:55 amCJU - ORD
1 stop20h 05mCathay Pacific
Deal found 1/20![Cathay Pacific logo]()
$903
This Trip.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/32:40 pmORD - CJU
2 stops24h 25mMultiple Airlines
Mon 3/1010:40 pmCJU - ORD
2 stops29h 20mMultiple Airlines
Deal found 1/21![Multiple Airlines logo]()
$1,169
This Gotogate deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/43:50 pmSTL - CJU
3 stops38h 45mMultiple Airlines
Tue 3/116:55 pmCJU - STL
3 stops40h 54mMultiple Airlines
Deal found 1/21![Multiple Airlines logo]()
$7,806
Find flights from Illinois to Jeju-do within your budget
Customize your flight search to find flights from Illinois 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, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.
Fly from
Any airport
Fly to
Any airport
Route
Depart
Return
Price
ChicagoJeju City
ORD - CJU
ORDCJU
Chicago O'Hare Intl
Tue 3/4
2:40 pm-6:40 am
1 stop25h 00m
Jeju City
Tue 3/11
7:55 am-2:00 pm
1 stop20h 05m
$903
ChicagoJeju City
ORD - CJU
ORDCJU
Chicago O'Hare Intl
Mon 3/3
2:40 pm-6:05 am
2 stops24h 25m
Jeju City
Mon 3/10
10:40 pm-2:00 pm
2 stops29h 20m
$1,169
St. LouisJeju City
STL - CJU
STLCJU
Lambert-St Louis
Tue 3/4
3:50 pm-9:35 pm
3 stops38h 45m
Jeju City
Tue 3/11
6:55 pm-9:49 pm
3 stops40h 54m
$7,806
Best time to book a flight from Illinois to Jeju-do
Have a flexible travel schedule? Discover the best time to fly to Jeju-do from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Travel insights for flights from Illinois to Jeju-do
Get recent, data-driven insights about flights from Illinois to Jeju-do including ideal travel times, pricing trends, and more.
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Jeju-do
Get insights into the airlines that provide service to Jeju-do. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Jeju-do. Reviews last updated January 21, 2025.
830 reviews
Food
7.3
Boarding
7.8
Overall
7.5
Crew
8.0
Entertainment
7.8
Comfort
7.6
Reviews
1 / 10
An airline like Cathy Pacific should not serve vegetarian meal for people who pre-booked Muslim meal. Also, the quality / variety of the meals can be improved.
830 reviews
830 reviews
Food
7.3
Boarding
7.8
Overall
7.5
Crew
8.0
Entertainment
7.8
Comfort
7.6
Reviews
1 / 10
An airline like Cathy Pacific should not serve vegetarian meal for people who pre-booked Muslim meal. Also, the quality / variety of the meals can be improved.