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Busan

$683+ 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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — PUS
May 18 — May 251
Mon 5/18
Mon 5/25
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 April 18, 2026.

This Justfly.com deal was found by Cheapflights users on 4/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/811:30 pm
ORD
-
PUS
1 stop27h 10m
EVA Air
Wed 11/116:55 pm
PUS
-
ORD
1 stop39h 40m
EVA Air
Deal found 4/17$1,266
This EVA Air deal was found by Cheapflights users on 4/17. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:30 am
ORD
-
PUS
1 stop27h 30m
EVA Air
Mon 9/147:10 pm
PUS
-
ORD
1 stop39h 35m
EVA Air
Deal found 4/17$1,288
This KAYAK deal was found by Cheapflights users on 4/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/811:30 pm
ORD
-
PUS
1 stop27h 10m
Multiple Airlines
Wed 11/116:55 pm
PUS
-
ORD
2 stops27h 05m
Multiple Airlines
Deal found 4/17$1,325
This Gotogate deal was found by Cheapflights users on 4/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1312:30 am
ORD
-
PUS
1 stop27h 30m
EVA Air
Sat 9/57:10 pm
PUS
-
ORD
1 stop39h 35m
EVA Air
Deal found 4/13$1,369
This EVA Air deal was found by Cheapflights users on 4/14. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/148:42 pm
ORD
-
PUS
2 stops31h 18m
Multiple Airlines
Mon 10/266:55 pm
PUS
-
ORD
2 stops26h 05m
Multiple Airlines
Deal found 4/14$1,562
This FlightHub deal was found by Cheapflights users on 4/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/148:00 pm
ORD
-
PUS
2 stops32h 00m
EVA Air
Mon 10/266:55 pm
PUS
-
ORD
1 stop39h 40m
EVA Air
Deal found 4/14$1,573
This Delta deal was found by Cheapflights users on 4/13. 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.
Sat 8/84:22 pm
MDW
-
PUS
2 stops38h 23m
Delta
Sat 8/154:30 pm
PUS
-
MDW
2 stops33h 24m
Delta
Deal found 4/13$2,353
This China Airlines deal was found by Cheapflights users on 4/16. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:10 pm
MDW
-
PUS
2 stops27h 05m
Multiple Airlines
Tue 7/2810:30 am
PUS
-
MDW
2 stops32h 30m
Multiple Airlines
Deal found 4/16$2,359
This China Airlines deal was found by Cheapflights users on 4/13. 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.
Thu 5/286:10 pm
MDW
-
PUS
2 stops27h 05m
Multiple Airlines
Thu 6/412:15 pm
PUS
-
MDW
2 stops31h 40m
Multiple Airlines
Deal found 4/13$2,384
This Delta deal was found by Cheapflights users on 4/13. 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 7/79:49 am
MDW
-
PUS
2 stops19h 46m
Delta
Thu 7/168:00 am
PUS
-
MDW
2 stops22h 15m
Delta
Deal found 4/13$2,403
This China Airlines deal was found by Cheapflights users on 4/13. 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 5/106:35 pm
MDW
-
PUS
2 stops24h 55m
Multiple Airlines
Sat 8/810:30 am
PUS
-
MDW
2 stops32h 35m
Multiple Airlines
Deal found 4/13$2,506
This China Airlines deal was found by Cheapflights users on 4/14. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/143:30 pm
MDW
-
PUS
2 stops29h 45m
Multiple Airlines
Mon 10/267:50 pm
PUS
-
MDW
2 stops24h 00m
Multiple Airlines
Deal found 4/14$2,609

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 April 18, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$1,369
(Gotogate)

One-way from

$683
(Kiwi.com)
Provider with most accurate pricing for Chicago (CHI)-Busan Gimhae flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Busan Gimhae flights.
Search Deals
From Chicago (CHI) to Busan Gimhae
Search Deals
One-way flight 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 April 18, 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

Sun 5/31

3:40 pm-7:45 am

3 stops26h 05m

Busan Gimhae

Sun 6/7

11:00 am-5:59 am

3 stops32h 59m

$1,781

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Sat 5/30

8:35 pm-8:45 pm

3 stops34h 10m

Busan Gimhae

Sat 6/6

10:20 pm-5:59 am

3 stops45h 39m

$1,826

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Sun 5/10

9:55 am-7:00 am

2 stops31h 05m

Busan Gimhae

Wed 5/27

7:30 am-5:59 am

3 stops36h 29m

$1,950

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Sat 7/4

6:10 pm-6:00 pm

2 stops57h 50m

Busan Gimhae

Sun 7/12

7:10 pm-5:46 am

2 stops48h 36m

$2,073

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Mon 5/11

5:52 pm-11:15 am

2 stops27h 23m

Busan Gimhae

Mon 6/29

12:15 pm-6:20 am

2 stops32h 05m

$2,080

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Sat 7/4

11:50 am-7:15 pm

1 stop17h 25m

Busan Gimhae

Fri 7/10

11:00 am-1:26 pm

2 stops40h 26m

$2,127

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Mon 5/11

12:30 am-6:00 pm

1 stop27h 30m

Busan Gimhae

Thu 6/25

7:10 pm-9:00 pm

1 stop39h 50m

$2,135

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Sun 5/10

12:30 am-6:00 pm

1 stop27h 30m

Busan Gimhae

Fri 6/26

7:10 pm-9:00 pm

1 stop39h 50m

$2,160

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Fri 5/29

12:30 am-6:00 pm

1 stop27h 30m

Busan Gimhae

Sat 6/6

7:10 pm-9:00 pm

1 stop39h 50m

$2,190

ChicagoBusan

MDW - PUS

MDWPUS

Chicago Midway

Thu 5/28

6:10 pm-11:15 am

2 stops27h 05m

Busan Gimhae

Tue 7/28

10:30 am-5:00 am

2 stops32h 30m

$2,359

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 23 resultsSorted by cheapest first
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  • Most accurate provider: When it comes to deals on Chicago-Busan flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Chicago-Busan flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Chicago-Busan flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Busan flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Busan flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 19h 46m. Your travel time can differ by up to 38h 04m. 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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