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Busan

$740+ Cheap flights from Chicago (CHI) to Busan (PUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — PUS
Apr 18 — Apr 251
Sat 4/18
Sat 4/25
1 adult, Economy
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Cheap flight deals from Chicago to Busan

Cheapest flights from Chicago to Busan
Explore the most affordable flight options available from Chicago to Busan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 19, 2026.

This oojo deal was found by Cheapflights users on 3/16. 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.
Tue 11/1011:30 pm
ORD
-
PUS
1 stop27h 10m
EVA Air
Sun 11/226:55 pm
PUS
-
ORD
1 stop39h 40m
EVA Air
Deal found 3/16$959
This Expedia deal was found by Cheapflights users on 3/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:30 pm
ORD
-
PUS
1 stop27h 10m
Multiple Airlines
Sun 11/226:55 pm
PUS
-
ORD
2 stops27h 05m
Multiple Airlines
Deal found 3/16$1,094
This Ovago deal was found by Cheapflights users on 3/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1112:30 am
ORD
-
PUS
1 stop27h 30m
EVA Air
Sun 5/107:10 pm
PUS
-
ORD
1 stop39h 50m
EVA Air
Deal found 3/15$1,115
This Trip.com deal was found by Cheapflights users on 3/14. 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.
Mon 4/2712:30 am
ORD
-
PUS
1 stop27h 30m
EVA Air
Tue 5/57:10 pm
PUS
-
ORD
1 stop39h 50m
EVA Air
Deal found 3/14$1,116
This Trip.com deal was found by Cheapflights users on 3/15. 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.
Sun 4/126:00 am
ORD
-
PUS
2 stops47h 55m
Multiple Airlines
Sun 5/1010:50 am
PUS
-
ORD
2 stops33h 50m
Multiple Airlines
Deal found 3/15$1,118
This Kiwi.com deal was found by Cheapflights users on 3/15. 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.
Sun 4/125:45 pm
ORD
-
PUS
1 stop30h 15m
Multiple Airlines
Sun 4/1912:30 pm
PUS
-
ORD
2 stops42h 41m
Multiple Airlines
Deal found 3/15$1,165
This Trip.com deal was found by Cheapflights users on 3/16. 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.
Wed 4/2912:30 am
ORD
-
PUS
1 stop27h 30m
EVA Air
Thu 5/77:10 pm
PUS
-
ORD
1 stop39h 50m
EVA Air
Deal found 3/16$1,253
This flugladen.de deal was found by Cheapflights users on 3/17. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/28:48 pm
ORD
-
PUS
2 stops24h 27m
Multiple Airlines
Sat 5/912:15 pm
PUS
-
ORD
2 stops32h 25m
Multiple Airlines
Deal found 3/17$1,267
This China Airlines deal was found by Cheapflights users on 3/15. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:35 pm
MDW
-
PUS
2 stops24h 55m
Multiple Airlines
Sun 5/108:00 pm
PUS
-
MDW
2 stops23h 50m
Multiple Airlines
Deal found 3/15$1,648
This Delta deal was found by Cheapflights users on 3/14. 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.
Tue 4/289:29 am
MDW
-
PUS
2 stops21h 16m
Delta
Tue 5/57:00 am
PUS
-
MDW
2 stops19h 43m
Delta
Deal found 3/14$1,686
This Delta deal was found by Cheapflights users on 3/17. 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.
Mon 4/139:27 am
MDW
-
PUS
2 stops21h 18m
Delta
Mon 4/208:00 am
PUS
-
MDW
2 stops23h 58m
Delta
Deal found 3/17$1,735
This China Airlines deal was found by Cheapflights users on 3/17. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/248:35 pm
MDW
-
PUS
2 stops22h 55m
Multiple Airlines
Tue 9/298:00 pm
PUS
-
MDW
2 stops23h 50m
Multiple Airlines
Deal found 3/17$1,864

Find flight deals from Chicago to Busan

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Busan (PUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 19, 2026.

Round-trip from

$1,115
(Ovago)
From Chicago (CHI) to Busan Gimhae
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Busan 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 March 19, 2026.
Use the filters below to find and compare flights from Chicago to Busan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Mon 4/27

12:30 am-6:00 pm

1 stop27h 30m

Busan Gimhae

Tue 5/5

7:10 pm-6:00 am

2 stops48h 50m

$1,216

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Tue 4/28

8:40 am-6:55 pm

2 stops20h 15m

Busan Gimhae

Tue 5/5

10:05 pm-5:35 am

3 stops45h 30m

$1,415

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Sun 4/12

12:30 am-6:00 pm

1 stop27h 30m

Busan Gimhae

Mon 4/20

10:00 pm-9:00 pm

1 stop37h 00m

$1,495

ChicagoBusan

MDW - PUS

MDWPUS

Chicago Midway

Sun 4/12

6:35 pm-9:30 am

2 stops24h 55m

Busan Gimhae

Sun 5/10

8:00 pm-5:50 am

2 stops23h 50m

$1,648

ChicagoBusan

MDW - PUS

MDWPUS

Chicago Midway

Tue 4/28

9:29 am-8:45 pm

2 stops21h 16m

Busan Gimhae

Tue 5/5

7:00 am-12:43 pm

2 stops19h 43m

$1,686

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Sat 5/23

12:30 am-6:00 pm

1 stop27h 30m

Busan Gimhae

Tue 9/29

7:10 pm-8:45 pm

1 stop39h 35m

$1,787

ChicagoBusan

MDW - PUS

MDWPUS

Chicago Midway

Sun 5/24

8:35 pm-9:30 am

2 stops22h 55m

Busan Gimhae

Tue 9/29

8:00 pm-5:50 am

2 stops23h 50m

$1,864

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Thu 5/28

7:00 am-6:00 pm

2 stops45h 00m

Busan Gimhae

Tue 7/28

7:10 pm-5:46 am

2 stops24h 36m

$2,025

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Fri 4/17

10:45 pm-11:45 am

2 stops47h 00m

Busan Gimhae

Tue 4/21

12:45 pm-9:40 pm

2 stops46h 55m

$2,066

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Thu 5/28

7:49 pm-6:00 pm

2 stops32h 11m

Busan Gimhae

Tue 7/28

7:10 pm-4:47 am

2 stops23h 37m

$2,145

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Showing 1-10 of 24 resultsSorted by cheapest first
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Best time to book a flight from Chicago to Busan

Have a flexible travel schedule? Discover the best time to fly to Busan from Chicago 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 Chicago to Busan
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 Chicago to Busan. 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 Busan from Chicago?

    If you book a flight to Busan from Chicago, you will be flying to Gimhae, which is the city’s only airport. Busan Gimhae (PUS) is located 7.2 mi from the center of Busan. There are 0 flights from Chicago to Gimhae per day from 0 different airlines.

  • How long is the flight from Chicago to Busan?

    EVA Air and Delta can get you from Chicago to Busan in just under 21h 16m. Your travel time can differ by up to 6h 14m. There are 6630 mi between Chicago and Busan. 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 Chicago to Busan that include hotel bookings?

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

  • How can I find direct flights from Chicago to Busan?

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

  • Can I find deals for business class flights from Chicago to Busan?

    Yes. Cheapflights offers flight deals from Chicago to Busan 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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