When did momondo last update prices for flights from Chicago to Cheongju Airport?

Prices for flights from Chicago to Cheongju Airport are updated daily.

How old do you have to be to fly from Chicago to Cheongju Airport?

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 Cheongju Airport.

What documentation or ID do you need to fly to Cheongju Airport?

The necessary travel and health documents for your Cheongju Airport 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.

$1,428 Cheap Flights from Chicago to Cheongju in 2026/27

Find the cheapest flights from Chicago to Seoul

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One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:30 am - 1:05 pmORD Chicago O'Hare Intl-CJJ Cheongju

35h 35m1 stop Tokyo Narita

11:55 pm - 11:59 pmCJJ Cheongju-ORD Chicago O'Hare Intl

39h 04m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

$1,428Multiple Airlines

Tue, Oct 27 - Tue, Nov 3

11:30 am - 1:05 pmORD Chicago O'Hare Intl-CJJ Cheongju

35h 35m1 stop Tokyo Narita

3:50 pm - 8:59 pmCJJ Cheongju-ORD Chicago O'Hare Intl

43h 09m2 stops Tokyo Narita Houston George Bush Intcntl

$1,447Multiple Airlines

Sun, Oct 25 - Sun, Nov 1

11:30 am - 9:30 pmORD Chicago O'Hare Intl-CJJ Cheongju

20h 00m1 stop Tokyo Narita

11:55 pm - 8:30 amCJJ Cheongju-ORD Chicago O'Hare Intl

47h 35m2 stops Taipei City Taiwan Taoyuan Intl Incheon Intl

$1,608Multiple Airlines

Thu, Oct 29 - Thu, Nov 5

5:46 pm - 3:00 pmORD Chicago O'Hare Intl-CJJ Cheongju

31h 14m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

8:45 am - 7:35 pmCJJ Cheongju-ORD Chicago O'Hare Intl

25h 50m1 stop Taipei City Taiwan Taoyuan Intl

$1,639Multiple Airlines

Wed, Oct 28 - Wed, Nov 4

11:30 am - 9:30 pmORD Chicago O'Hare Intl-CJJ Cheongju

20h 00m1 stop Tokyo Narita

11:55 pm - 11:59 pmCJJ Cheongju-ORD Chicago O'Hare Intl

39h 04m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

$1,687Multiple Airlines

Thu, Oct 29 - Thu, Nov 5

12:30 am - 3:00 pmORD Chicago O'Hare Intl-CJJ Cheongju

24h 30m1 stop Taipei City Taiwan Taoyuan Intl

8:45 am - 7:35 pmCJJ Cheongju-ORD Chicago O'Hare Intl

25h 50m1 stop Taipei City Taiwan Taoyuan Intl

$1,705Multiple Airlines

Tue, Oct 27 - Wed, Nov 4

12:30 am - 9:30 pmORD Chicago O'Hare Intl-CJJ Cheongju

31h 00m2 stops Taipei City Taiwan Taoyuan Intl Tokyo Narita

7:25 am - 7:35 pmCJJ Cheongju-ORD Chicago O'Hare Intl

27h 10m2 stops Tokyo Narita Taipei City Taiwan Taoyuan Intl

$1,708Multiple Airlines

Wed, Oct 28 - Thu, Nov 5

12:30 am - 3:00 pmORD Chicago O'Hare Intl-CJJ Cheongju

24h 30m1 stop Taipei City Taiwan Taoyuan Intl

11:55 pm - 2:37 pmCJJ Cheongju-ORD Chicago O'Hare Intl

29h 42m3 stops Taipei City Taiwan Taoyuan Intl Hong Kong Intl Vancouver Intl

$1,758Multiple Airlines

Mon, Oct 26 - Tue, Nov 3

12:30 am - 9:30 pmORD Chicago O'Hare Intl-CJJ Cheongju

31h 00m2 stops Taipei City Taiwan Taoyuan Intl Tokyo Narita

11:55 pm - 2:37 pmCJJ Cheongju-ORD Chicago O'Hare Intl

29h 42m3 stops Taipei City Taiwan Taoyuan Intl Hong Kong Intl Vancouver Intl

$1,775Multiple Airlines

Mon, Oct 26 - Tue, Nov 3

12:30 am - 6:20 amORD Chicago O'Hare Intl-CJJ Cheongju

39h 50m3 stops Taipei City Taiwan Taoyuan Intl Ho Chi Minh City Nha Trang Cam Ranh

9:45 am - 9:23 amCJJ Cheongju-ORD Chicago O'Hare Intl

38h 38m3 stops Tokyo Narita Calgary Toronto Pearson Intl

$1,785Multiple Airlines

Wed, Oct 28 - Thu, Nov 5

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Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoCheongju

ORD Chicago O'Hare Intl - CJJ Cheongju

ORDCJJ

Chicago O'Hare Intl

Tue 10/27

11:30 am-1:05 pm

1 stop35h 35m

Cheongju

Tue 11/3

11:55 pm-11:59 pm

2 stops39h 04m

$1,428

ChicagoCheongju

ORD Chicago O'Hare Intl - CJJ Cheongju

ORDCJJ

Chicago O'Hare Intl

Sun 10/25

11:30 am-1:05 pm

1 stop35h 35m

Cheongju

Sun 11/1

3:50 pm-8:59 pm

2 stops43h 09m

$1,447

ChicagoCheongju

ORD Chicago O'Hare Intl - CJJ Cheongju

ORDCJJ

Chicago O'Hare Intl

Thu 10/29

11:30 am-9:30 pm

1 stop20h 00m

Cheongju

Thu 11/5

11:55 pm-8:30 am

2 stops47h 35m

$1,608

ChicagoCheongju

ORD Chicago O'Hare Intl - CJJ Cheongju

ORDCJJ

Chicago O'Hare Intl

Wed 10/28

5:46 pm-3:00 pm

2 stops31h 14m

Cheongju

Wed 11/4

8:45 am-7:35 pm

1 stop25h 50m

$1,639

ChicagoCheongju

ORD Chicago O'Hare Intl - CJJ Cheongju

ORDCJJ

Chicago O'Hare Intl

Thu 10/29

11:30 am-9:30 pm

1 stop20h 00m

Cheongju

Thu 11/5

11:55 pm-11:59 pm

2 stops39h 04m

$1,687

Quickest round-trip

ChicagoCheongju

ORD Chicago O'Hare Intl - CJJ Cheongju

ORDCJJ

Chicago O'Hare Intl

Tue 10/27

12:30 am-3:00 pm

1 stop24h 30m

Cheongju

Wed 11/4

8:45 am-7:35 pm

1 stop25h 50m

$1,705

ChicagoCheongju

ORD Chicago O'Hare Intl - CJJ Cheongju

ORDCJJ

Chicago O'Hare Intl

Wed 10/28

12:30 am-9:30 pm

2 stops31h 00m

Cheongju

Thu 11/5

7:25 am-7:35 pm

2 stops27h 10m

$1,708

ChicagoCheongju

ORD Chicago O'Hare Intl - CJJ Cheongju

ORDCJJ

Chicago O'Hare Intl

Mon 10/26

12:30 am-3:00 pm

1 stop24h 30m

Cheongju

Tue 11/3

11:55 pm-2:37 pm

3 stops29h 42m

$1,758

ChicagoCheongju

ORD Chicago O'Hare Intl - CJJ Cheongju

ORDCJJ

Chicago O'Hare Intl

Mon 10/26

12:30 am-9:30 pm

2 stops31h 00m

Cheongju

Tue 11/3

11:55 pm-2:37 pm

3 stops29h 42m

$1,775

ChicagoCheongju

ORD Chicago O'Hare Intl - CJJ Cheongju

ORDCJJ

Chicago O'Hare Intl

Wed 10/28

12:30 am-6:20 am

3 stops39h 50m

Cheongju

Thu 11/5

9:45 am-9:23 am

3 stops38h 38m

$1,785

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Chicago to Cheongju

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 airlines fly to Cheongju?

Korean Air, EVA Air and Delta are the top three most popular airlines that fly to Cheongju from Chicago according to our data. Korean Air is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Cheongju. Keep in mind that there are 11 different airlines that fly to Cheongju on a routine basis, so you have a few additional options to choose from.

When to book flights from Chicago to Cheongju

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Cheongju according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Cheongju (CHI to CJJ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Cheongju

Best Price Found	$1,428
Fastest flight time	20h 00m
Direct flights	None

The best flight deal from Chicago to Cheongju found on momondo in the last 72 hours is $1,428

The fastest flight from Chicago to Cheongju takes 20h 00m

There are no direct flights from Chicago to Cheongju. There are no popular flight routes from Chicago to Cheongju.

Search flight deals

Frequently asked questions about flying from Chicago to Cheongju

How far is Chicago to Cheongju by plane?
The distance between Chicago and Cheongju is about 6572.1 mi. In terms of flight time, this usually takes a little over 20h 00m.
When did momondo last update prices for flights from Chicago to Cheongju Airport?
Prices for flights from Chicago to Cheongju Airport are updated daily.
How old do you have to be to fly from Chicago to Cheongju Airport?
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 Cheongju Airport.
What documentation or ID do you need to fly to Cheongju Airport?
The necessary travel and health documents for your Cheongju Airport 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 Cheongju?

It is quick and easy to find Chicago to Cheongju flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cheongju that suits you.

Can I find flights from Chicago to Cheongju with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chicago to Cheongju flights to just show those with flexible booking policies.

How can momondo help me find flights from Chicago to Cheongju?

Once all potential Chicago to Cheongju 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 Cheongju right now. Can momondo alert me if prices change?

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