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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$693 CHEAP FLIGHTS from Illinois to Jeju City

CJU

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Flight Deals

Cheap Flights from Illinois to Jeju City

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Jeju City that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

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

Mon, Mar 9 - Fri, Mar 13

3:40 pm - 6:40 amORD-CJU

25h 00m1 stop

7:55 am - 2:00 pmCJU-ORD

20h 05m1 stop

$1,038Cathay Pacific

Find Deal

Mon, Oct 27 - Mon, Nov 3

11:20 am - 6:40 amORD-CJU

29h 20m2 stops

7:55 am - 7:30 amCJU-ORD

38h 35m2 stops

$1,215

Find Deal

Mon, Oct 27 - Mon, Nov 3

3:40 pm - 4:30 pmORD-CJU

34h 50m3 stops

7:55 am - 7:35 pmCJU-ORD

26h 40m2 stops

$1,240

Find Deal

Sun, Oct 26 - Mon, Nov 3

12:30 am - 6:40 amORD-CJU

40h 10m2 stops

7:55 am - 7:35 pmCJU-ORD

50h 40m2 stops

$1,340

Find Deal

Mon, Oct 27 - Mon, Nov 3

3:40 pm - 6:40 amORD-CJU

25h 00m1 stop

7:55 am - 1:00 pmCJU-ORD

20h 05m1 stop

$1,406Cathay Pacific

Find Deal

Mon, Oct 27 - Mon, Nov 3

3:40 pm - 4:10 pmORD-CJU

34h 30m3 stops

1:50 pm - 8:30 amCJU-ORD

33h 40m3 stops

$1,428

Find Deal

Mon, Oct 27 - Mon, Nov 3

5:53 pm - 5:25 pmORD-CJU

33h 32m2 stops

11:40 am - 7:35 pmCJU-ORD

22h 55m1 stop

$1,437

Find Deal

Sun, Oct 26 - Mon, Nov 3

12:30 am - 10:00 amORD-CJU

19h 30m1 stop

7:55 am - 7:35 pmCJU-ORD

26h 40m2 stops

$1,482

Find Deal

Sun, Oct 26 - Mon, Nov 3

12:30 am - 5:25 pmORD-CJU

26h 55m1 stop

11:40 am - 7:35 pmCJU-ORD

22h 55m1 stop

$1,488

Find Deal

Cheapest round-trip

$1,038

Cathay Pacific

Mon 3/9Fri 3/13

ORD - CJU • 1 stop

Cheapest one-way

$693

Multiple Airlines

Sat 12/13

ORD - CJU • 2 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Jeju City!

Useful Info

Cheapest flight	$693

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

Everything you need to know for your flight to Jeju City

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Information on the airport you'll fly into in Jeju City

Jeju City (CJU)

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CJU

$693 Find Cheap Flights from Illinois to Jeju City

KAYAK searches hundreds of travel sites at once for deals on flights to Jeju City

Cheap Flights from Illinois to Jeju City

Recent round-trip flight deals from Illinois to Jeju City

Recent one-way flight deals from Illinois to Jeju City

Everything you should know

Good to know

FAQs for booking flights from Illinois 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.

Traveling to a place near Jeju City?

Everything you need to know for your flight to Jeju City

Information on the airport you'll fly into in Jeju City

Cabin class types available on flights to Illinois

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

Find direct flights for Jeju City

Flights to other popular destinations

Flights from domestic origins to Jeju City

Choose which airport to fly into in Jeju City