$569 CHEAP FLIGHTS from Illinois to Jeju City | KAYAK

English

Search for a country or language

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Illinois to Jeju City

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Illinois to Jeju City

Tue, Feb 16 - Sat, Feb 20

2:10 pm - 6:40 amORD Chicago O'Hare Intl-CJU Jeju City

25h 30m1 stop Hong Kong Intl

7:45 am - 12:30 pmCJU Jeju City-ORD Chicago O'Hare Intl

19h 45m1 stop Hong Kong Intl

$1,249Cathay Pacific

Tue, Feb 16 - Sat, Feb 20

2:10 pm - 6:40 amORD Chicago O'Hare Intl-CJU Jeju City

25h 30m1 stop Hong Kong Intl

7:45 am - 12:30 pmCJU Jeju City-ORD Chicago O'Hare Intl

19h 45m1 stop Hong Kong Intl

$1,251Cathay Pacific

Sun, Nov 1 - Sun, Nov 8

2:10 pm - 6:40 amORD Chicago O'Hare Intl-CJU Jeju City

25h 30m1 stop Hong Kong Intl

7:45 am - 12:30 pmCJU Jeju City-ORD Chicago O'Hare Intl

19h 45m1 stop Hong Kong Intl

$1,279Cathay Pacific

Tue, Feb 16 - Sat, Feb 20

2:10 pm - 6:40 amORD Chicago O'Hare Intl-CJU Jeju City

25h 30m1 stop Hong Kong Intl

7:45 am - 12:30 pmCJU Jeju City-ORD Chicago O'Hare Intl

19h 45m1 stop Hong Kong Intl

$1,320Cathay Pacific

Tue, Feb 16 - Sat, Feb 20

2:10 pm - 6:40 amORD Chicago O'Hare Intl-CJU Jeju City

25h 30m1 stop Hong Kong Intl

7:45 am - 12:30 pmCJU Jeju City-ORD Chicago O'Hare Intl

19h 45m1 stop Hong Kong Intl

$1,321Cathay Pacific

Mon, Oct 26 - Mon, Nov 30

3:10 pm - 6:40 amORD Chicago O'Hare Intl-CJU Jeju City

25h 30m1 stop Hong Kong Intl

7:45 am - 12:30 pmCJU Jeju City-ORD Chicago O'Hare Intl

19h 45m1 stop Hong Kong Intl

$1,330Cathay Pacific

Tue, Feb 16 - Sat, Feb 20

2:10 pm - 6:40 amORD Chicago O'Hare Intl-CJU Jeju City

25h 30m1 stop Hong Kong Intl

7:45 am - 12:30 pmCJU Jeju City-ORD Chicago O'Hare Intl

19h 45m1 stop Hong Kong Intl

$1,417Cathay Pacific

Sun, Nov 1 - Sun, Nov 8

2:10 pm - 6:40 amORD Chicago O'Hare Intl-CJU Jeju City

25h 30m1 stop Hong Kong Intl

10:40 pm - 11:59 pmCJU Jeju City-ORD Chicago O'Hare Intl

40h 19m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

$1,532Multiple Airlines

Wed, Nov 18 - Fri, Nov 20

1:55 pm - 12:50 pmORD Chicago O'Hare Intl-CJU Jeju City

31h 55m3 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas Shanghai Pu Dong

7:45 pm - 2:37 pmCJU Jeju City-ORD Chicago O'Hare Intl

33h 52m2 stops Singapore Changi Vancouver Intl

$1,538Multiple Airlines

Mon, Oct 26 - Mon, Nov 30

2:30 pm - 3:05 pmORD Chicago O'Hare Intl-CJU Jeju City

34h 35m2 stops Tokyo Haneda Seoul Gimpo Intl

8:50 pm - 10:00 amCJU Jeju City-ORD Chicago O'Hare Intl

52h 10m2 stops Seoul Gimpo Intl Tokyo Haneda

$1,567Multiple Airlines

Useful Info

Cheapest flight	$569

Flight from Chicago to Jeju City

How does KAYAK find such low prices on flights from Illinois to Jeju City?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Jeju City.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Jeju City?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Jeju City from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Jeju City?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Jeju City with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Jeju City?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Jeju City from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Seogwipo

More options for your flight to Jeju City

Add a hotel or car rental

Airports

Cabin class

Direct Flights

Origins

Other destinations

Complete your trip to Jeju City with a hotel stay or car rental

Car rentals in Jeju City

Hotels in Jeju City

Last minute flights

Flights Under $100

Multi-city flights

One-Way Flights