Which city has the cheapest flights to Cheongju?

Based on fares booked in the past 5 days, the cheapest flights to Cheongju are from Chicago, starting at $1,491 round-trip.

How do I know if a flight to Cheongju is a good deal?

A good deal on a flight to Cheongju is around $1,422 round-trip. This fare is in the lowest 25% of round-trip prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.

What is the cheapest flight to Cheongju?

Chicago O'Hare Intl Airport to Cheongju is the cheapest route at $1,491 round-trip, found in the past 5 days on KAYAK. KAYAK data shows this is also the most popular route.

What is the cheapest time of day to fly to Cheongju?

Evening flights to Cheongju are the cheapest at $1,422 round-trip on average. Evening flights are the most expensive at $1,422.

$1,491 CHEAP FLIGHTS to Cheongju in 2026/27

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Cheapest round-trip

$1,491

Typical prices: $1,422-$1,422

China Eastern

Fri 11/16Fri 11/23

ORD - CJJ • 2 stops

Cheapest one-way

$598

Typical prices: $419-$553

Multiple Airlines

Sat 2/10

ORD - CJJ • 2 stops

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Flight Deals

Cheap Flights to Cheongju

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

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One-way

Last minute

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Recent round-trip flight deals to Cheongju

Mon, Nov 16 - Mon, Nov 23

6:00 am - 10:30 amORD Chicago O'Hare Intl-CJJ Cheongju

37h 30m2 stops New York John F Kennedy Intl Shanghai Pu Dong

11:30 am - 5:20 pmCJJ Cheongju-ORD Chicago O'Hare Intl

44h 50m2 stops Shanghai Pu Dong New York John F Kennedy Intl

$1,491China Eastern

Sat, Nov 14 - Sat, Nov 21

11:30 pm - 6:05 amORD Chicago O'Hare Intl-CJJ Cheongju

39h 35m1 stop Taipei City Taiwan Taoyuan Intl

11:55 pm - 7:35 pmCJJ Cheongju-ORD Chicago O'Hare Intl

34h 40m1 stop Taipei City Taiwan Taoyuan Intl

$1,727Multiple Airlines

Mon, Nov 16 - Mon, Nov 23

10:25 am - 10:15 pmORD Chicago O'Hare Intl-CJJ Cheongju

20h 50m2 stops Tokyo Narita Osaka Kansai Intl

9:45 am - 6:14 amCJJ Cheongju-ORD Chicago O'Hare Intl

35h 29m3 stops Tokyo Narita San Francisco Los Angeles

$1,744Multiple Airlines

Fri, Nov 13 - Fri, Nov 20

11:30 pm - 6:05 amORD Chicago O'Hare Intl-CJJ Cheongju

39h 35m1 stop Taipei City Taiwan Taoyuan Intl

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

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

$1,787Multiple Airlines

Mon, Nov 16 - Mon, Nov 23

10:25 am - 1:00 pmORD Chicago O'Hare Intl-CJJ Cheongju

35h 35m3 stops Tokyo Narita Incheon Intl Jeju City

9:45 am - 6:14 amCJJ Cheongju-ORD Chicago O'Hare Intl

35h 29m3 stops Tokyo Narita San Francisco Los Angeles

$1,840Multiple Airlines

Mon, Nov 16 - Mon, Nov 23

11:30 pm - 6:05 amORD Chicago O'Hare Intl-CJJ Cheongju

39h 35m1 stop Taipei City Taiwan Taoyuan Intl

11:55 pm - 12:30 pmCJJ Cheongju-ORD Chicago O'Hare Intl

27h 35m2 stops Taipei City Taiwan Taoyuan Intl Hong Kong Intl

$1,840Multiple Airlines

Sat, Nov 14 - Sat, Nov 21

10:25 am - 9:30 pmORD Chicago O'Hare Intl-CJJ Cheongju

20h 05m1 stop Tokyo Narita

7:25 am - 11:18 pmCJJ Cheongju-ORD Chicago O'Hare Intl

30h 53m3 stops Tokyo Narita Houston George Bush Intcntl Atlanta Hartsfield-Jackson

$1,878Multiple Airlines

Fri, Nov 13 - Fri, Nov 20

11:30 pm - 6:05 amORD Chicago O'Hare Intl-CJJ Cheongju

39h 35m1 stop Taipei City Taiwan Taoyuan Intl

11:55 pm - 12:30 pmCJJ Cheongju-ORD Chicago O'Hare Intl

27h 35m2 stops Taipei City Taiwan Taoyuan Intl Hong Kong Intl

$1,887Multiple Airlines

Fri, Nov 13 - Fri, Nov 20

10:25 am - 9:30 pmORD Chicago O'Hare Intl-CJJ Cheongju

20h 05m1 stop Tokyo Narita

3:50 pm - 6:15 amCJJ Cheongju-ORD Chicago O'Hare Intl

29h 25m3 stops Tokyo Narita San Francisco Los Angeles

$1,905Multiple Airlines

Fri, Nov 13 - Fri, Nov 20

10:25 am - 12:25 pmORD Chicago O'Hare Intl-CJJ Cheongju

35h 00m3 stops Tokyo Narita Incheon Intl Jeju City

7:25 am - 6:15 amCJJ Cheongju-ORD Chicago O'Hare Intl

37h 50m3 stops Tokyo Narita San Francisco Los Angeles

$1,924Multiple Airlines

All round-trip flight deals to Cheongju

Mon, Nov 16 - Mon, Nov 23

6:00 am - 10:30 amORD Chicago O'Hare Intl-CJJ Cheongju

37h 30m2 stops New York John F Kennedy Intl Shanghai Pu Dong

11:30 am - 5:20 pmCJJ Cheongju-ORD Chicago O'Hare Intl

44h 50m2 stops Shanghai Pu Dong New York John F Kennedy Intl

$1,491China Eastern

Sat, Nov 14 - Sat, Nov 21

11:30 pm - 6:05 amORD Chicago O'Hare Intl-CJJ Cheongju

39h 35m1 stop Taipei City Taiwan Taoyuan Intl

11:55 pm - 7:35 pmCJJ Cheongju-ORD Chicago O'Hare Intl

34h 40m1 stop Taipei City Taiwan Taoyuan Intl

$1,727Multiple Airlines

Mon, Nov 16 - Mon, Nov 23

10:25 am - 10:15 pmORD Chicago O'Hare Intl-CJJ Cheongju

20h 50m2 stops Tokyo Narita Osaka Kansai Intl

9:45 am - 6:14 amCJJ Cheongju-ORD Chicago O'Hare Intl

35h 29m3 stops Tokyo Narita San Francisco Los Angeles

$1,744Multiple Airlines

Fri, Nov 13 - Fri, Nov 20

11:30 pm - 6:05 amORD Chicago O'Hare Intl-CJJ Cheongju

39h 35m1 stop Taipei City Taiwan Taoyuan Intl

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

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

$1,787Multiple Airlines

Mon, Nov 16 - Mon, Nov 23

10:25 am - 1:00 pmORD Chicago O'Hare Intl-CJJ Cheongju

35h 35m3 stops Tokyo Narita Incheon Intl Jeju City

9:45 am - 6:14 amCJJ Cheongju-ORD Chicago O'Hare Intl

35h 29m3 stops Tokyo Narita San Francisco Los Angeles

$1,840Multiple Airlines

Mon, Nov 16 - Mon, Nov 23

11:30 pm - 6:05 amORD Chicago O'Hare Intl-CJJ Cheongju

39h 35m1 stop Taipei City Taiwan Taoyuan Intl

11:55 pm - 12:30 pmCJJ Cheongju-ORD Chicago O'Hare Intl

27h 35m2 stops Taipei City Taiwan Taoyuan Intl Hong Kong Intl

$1,840Multiple Airlines

Sat, Nov 14 - Sat, Nov 21

10:25 am - 9:30 pmORD Chicago O'Hare Intl-CJJ Cheongju

20h 05m1 stop Tokyo Narita

7:25 am - 11:18 pmCJJ Cheongju-ORD Chicago O'Hare Intl

30h 53m3 stops Tokyo Narita Houston George Bush Intcntl Atlanta Hartsfield-Jackson

$1,878Multiple Airlines

Fri, Nov 13 - Fri, Nov 20

11:30 pm - 6:05 amORD Chicago O'Hare Intl-CJJ Cheongju

39h 35m1 stop Taipei City Taiwan Taoyuan Intl

11:55 pm - 12:30 pmCJJ Cheongju-ORD Chicago O'Hare Intl

27h 35m2 stops Taipei City Taiwan Taoyuan Intl Hong Kong Intl

$1,887Multiple Airlines

Fri, Nov 13 - Fri, Nov 20

10:25 am - 9:30 pmORD Chicago O'Hare Intl-CJJ Cheongju

20h 05m1 stop Tokyo Narita

3:50 pm - 6:15 amCJJ Cheongju-ORD Chicago O'Hare Intl

29h 25m3 stops Tokyo Narita San Francisco Los Angeles

$1,905Multiple Airlines

Fri, Nov 13 - Fri, Nov 20

10:25 am - 12:25 pmORD Chicago O'Hare Intl-CJJ Cheongju

35h 00m3 stops Tokyo Narita Incheon Intl Jeju City

7:25 am - 6:15 amCJJ Cheongju-ORD Chicago O'Hare Intl

37h 50m3 stops Tokyo Narita San Francisco Los Angeles

$1,924Multiple Airlines

Booking Insights

Price, demand and travel trends for flights to Cheongju

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What is the cheapest flight to Cheongju?: Chicago O'Hare Intl Airport to Cheongju is the cheapest route at $1,491 round-trip, found in the past 5 days on KAYAK. KAYAK data shows this is also the most popular route.
What is the cheapest time of day to fly to Cheongju? Average price for all round-trip flights depending on time of departure, seen by users on KAYAK in the last 12 months.: Evening flights to Cheongju are the cheapest at $1,422 round-trip on average. Evening flights are the most expensive at $1,422.

Find deals

Cheapest flight	$598

One-way flight from Chicago O'Hare Intl Airport to Cheongju

When to book flights to Cheongju

Are your dates flexible? Find out the best times to travel to Cheongju based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. The information is for flights to Cheongju based on your location. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

How do I know if a flight to Cheongju is a good deal?
A good deal on a flight to Cheongju is around $1,422 round-trip. This fare is in the lowest 25% of round-trip prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.
Which city has the cheapest flights to Cheongju?
Based on fares booked in the past 5 days, the cheapest flights to Cheongju are from Chicago, starting at $1,491 round-trip.

For flights to Cheongju, a good round-trip fare is around $1,422. If you find a fare below that, you're getting a strong deal.
Before you book:

• Check the route's typical price range so you can spot a deal.
• Confirm baggage fees and seat-selection costs on budget carriers.
• Verify whether you need any travel documents beyond ID.
• Pick a departure airport, since your nearest may not be the cheapest origin.