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Daegu

$1,287+ Cheap flights from Illinois to Daegu (TAE)

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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — TAE
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap flight deals from Illinois to Daegu

Cheapest flights from Illinois to Daegu
Explore the most affordable flight options available from Illinois to Daegu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This Korean Air deal was found by Cheapflights users on 2/12. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:20 am
STL
-
TAE
2 stops22h 35m
Korean Air
Wed 9/27:55 am
TAE
-
STL
2 stops20h 43m
Korean Air
Deal found 2/12$1,287
This Delta deal was found by Cheapflights users on 2/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/296:29 am
STL
-
TAE
2 stops24h 06m
Delta
Sun 4/57:35 am
TAE
-
STL
2 stops30h 46m
Delta
Deal found 2/12$1,407
This Mytrip deal was found by Cheapflights users on 2/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/117:15 am
ORD
-
TAE
2 stops23h 40m
Multiple Airlines
Mon 2/236:30 am
TAE
-
ORD
2 stops26h 16m
Multiple Airlines
Deal found 2/10$1,527
This Cathay Pacific deal was found by Cheapflights users on 2/11. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/184:15 pm
ORD
-
TAE
1 stop24h 25m
Cathay Pacific
Wed 4/227:25 am
TAE
-
ORD
1 stop20h 30m
Cathay Pacific
Deal found 2/11$1,577
This Korean Air deal was found by Cheapflights users on 2/10. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:01 pm
STL
-
TAE
2 stops35h 44m
Korean Air
Sat 3/147:40 am
TAE
-
STL
2 stops29h 45m
Korean Air
Deal found 2/10$1,758
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/272:30 pm
ORD
-
TAE
2 stops50h 10m
Multiple Airlines
Fri 4/37:25 am
TAE
-
ORD
1 stop20h 30m
Multiple Airlines
Deal found 2/9$1,827
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/283:35 pm
ORD
-
TAE
1 stop25h 05m
Multiple Airlines
Sat 4/410:50 pm
TAE
-
ORD
2 stops56h 10m
Multiple Airlines
Deal found 2/10$1,971
This Air France deal was found by Cheapflights users on 2/11. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/95:10 pm
ORD
-
TAE
2 stops36h 45m
Air France
Mon 6/227:55 am
TAE
-
ORD
2 stops45h 15m
Air France
Deal found 2/11$2,004
This oojo deal was found by Cheapflights users on 2/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2712:25 pm
ORD
-
TAE
1 stop17h 20m
Korean Air
Fri 4/37:55 am
TAE
-
ORD
1 stop15h 45m
Korean Air
Deal found 2/9$2,060
This BusinessClass deal was found by Cheapflights users on 2/10. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/287:10 am
ORD
-
TAE
2 stops22h 45m
Korean Air
Sat 4/47:55 am
TAE
-
ORD
2 stops19h 29m
Korean Air
Deal found 2/10$2,124
This Gurufare deal was found by Cheapflights users on 2/11. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/94:15 pm
ORD
-
TAE
1 stop32h 15m
Cathay Pacific
Mon 6/227:25 am
TAE
-
ORD
1 stop20h 55m
Cathay Pacific
Deal found 2/11$2,291
This Trip.com deal was found by Cheapflights users on 2/10. 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.
Sat 3/77:00 am
STL
-
TAE
3 stops37h 00m
Multiple Airlines
Sat 3/1412:00 pm
TAE
-
STL
3 stops39h 43m
Multiple Airlines
Deal found 2/10$10,920

Find flight deals from Illinois to Daegu

Keep the following information in mind while searching for Illinois to Daegu flight deals. Data was last updated February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,407
(Delta)

One-way from

$1,288
(Korean Air)
Provider with most accurate pricing for Chicago (CHI)-Daegu flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Daegu flights.
Search Deals
From Illinois to Daegu
Search Deals
One-way flight from Illinois to Daegu
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Daegu 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 February 13, 2026.
Use the filters below to find and compare flights from Illinois to Daegu that are best for you.

Fly from

Illinois

Fly to

Daegu

Route

Depart

Return

Price

St. LouisDaegu

STL - TAE

STLTAE

Lambert-St Louis

Sun 3/29

6:29 am-8:35 pm

2 stops24h 06m

Daegu

Sun 4/5

7:35 am-12:21 am

2 stops30h 46m

$1,407

ChicagoDaegu

ORD - TAE

ORDTAE

Chicago O'Hare Intl

Sat 4/18

4:15 pm-6:40 am

1 stop24h 25m

Daegu

Wed 4/22

7:25 am-1:55 pm

1 stop20h 30m

$1,577

St. LouisDaegu

STL - TAE

STLTAE

Lambert-St Louis

Sat 3/7

5:01 pm-7:45 pm

2 stops35h 44m

Daegu

Sat 3/14

7:40 am-11:25 pm

2 stops29h 45m

$1,758

ChicagoDaegu

ORD - TAE

ORDTAE

Chicago O'Hare Intl

Fri 3/27

2:30 pm-6:40 am

2 stops50h 10m

Daegu

Fri 4/3

7:25 am-1:55 pm

1 stop20h 30m

$1,827

ChicagoDaegu

ORD - TAE

ORDTAE

Chicago O'Hare Intl

Sat 3/28

3:35 pm-6:40 am

1 stop25h 05m

Daegu

Sat 4/4

10:50 pm-5:00 pm

2 stops56h 10m

$1,971

ChicagoDaegu

ORD - TAE

ORDTAE

Chicago O'Hare Intl

Tue 6/9

5:10 pm-7:55 pm

2 stops36h 45m

Daegu

Mon 6/22

7:55 am-3:10 pm

2 stops45h 15m

$2,004

ChicagoDaegu

ORD - TAE

ORDTAE

Chicago O'Hare Intl

Fri 3/27

12:25 pm-7:45 pm

1 stop17h 20m

Daegu

Fri 4/3

7:55 am-9:40 am

1 stop15h 45m

$2,060

ChicagoDaegu

ORD - TAE

ORDTAE

Chicago O'Hare Intl

Sat 3/28

7:10 am-7:55 pm

2 stops22h 45m

Daegu

Sat 4/4

7:55 am-1:24 pm

2 stops19h 29m

$2,124

ChicagoDaegu

ORD - TAE

ORDTAE

Chicago O'Hare Intl

Tue 6/9

4:15 pm-2:30 pm

1 stop32h 15m

Daegu

Mon 6/22

7:25 am-2:20 pm

1 stop20h 55m

$2,291

ChicagoDaegu

ORD - TAE

ORDTAE

Chicago O'Hare Intl

Wed 6/24

4:00 pm-6:40 am

1 stop24h 40m

Daegu

Fri 7/3

7:25 am-2:20 pm

1 stop20h 55m

$2,310

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/13

Showing 1-10 of 14 results
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Best time to book a flight from Illinois to Daegu

Have a flexible travel schedule? Discover the best time to fly to Daegu 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.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Daegu
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Daegu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Daegu from Illinois?

    If you book a flight to Daegu from Illinois, you will be flying to Daegu, which is the city’s only airport. Daegu (TAE) is located 4.1 mi from the center of Daegu.

  • How long is the flight from Illinois to Daegu?

    Airlines like Delta, Cathay Pacific, and Korean Air fly from Illinois to Daegu in about 24h 06m. The time it takes to get you to your destination can typically vary by up to 11h 38m. Airlines will cover a distance of 6705 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Illinois to Daegu that include hotel bookings?

    Yes. In addition to deals on Illinois to Daegu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Daegu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Daegu.

  • Can I find deals for business class flights from Illinois to Daegu?

    Yes. Cheapflights offers flight deals from Illinois to Daegu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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