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O'Hare Intl

$822+ Cheap flights from Busan (PUS) to O'Hare Intl (ORD)

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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
PUS — ORD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Busan to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Busan (PUS) to O'Hare Intl (ORD). 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 September 11, 2025.

Round-trip from

$822
(Expedia)
From Busan Gimhae to Chicago O'Hare Intl
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Find flight deals from Busan to O'Hare Intl

Cheapest flights from Busan to O'Hare Intl
Explore the most affordable flight options available from Busan to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Expedia deal was found by Cheapflights users on 9/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:00 amPUS - ORD
2 stops27h 50mMultiple Airlines
Sat 11/110:00 amORD - PUS
2 stops32h 10mMultiple Airlines
Deal found 9/10$822
This WhyPayMore deal was found by Cheapflights users on 9/9. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2310:40 amPUS - ORD
1 stop36h 50mKorean Air
Wed 10/2912:15 pmORD - PUS
1 stop18h 30mKorean Air
Deal found 9/9$1,309
This Gotogate deal was found by Cheapflights users on 9/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2612:00 pmPUS - ORD
1 stop35h 30mKorean Air
Sun 11/211:15 amORD - PUS
1 stop17h 20mKorean Air
Deal found 9/11$1,316
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2310:40 amPUS - ORD
2 stops24h 39mDelta
Wed 10/298:57 amORD - PUS
2 stops21h 48mDelta
Deal found 9/11$1,326
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2612:00 pmPUS - ORD
1 stop35h 30mDelta
Sun 11/25:08 amORD - PUS
2 stops23h 37mDelta
Deal found 9/11$1,334
This oojo deal was found by Cheapflights users on 9/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2510:40 amPUS - ORD
1 stop36h 50mKorean Air
Sat 11/112:15 pmORD - PUS
1 stop29h 55mKorean Air
Deal found 9/10$1,429
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/258:05 amPUS - ORD
1 stop15h 25mDelta
Sat 11/17:37 amORD - PUS
2 stops23h 08mDelta
Deal found 9/10$1,443

Cheapflights Fare Finder

 
Customize your flight search to find flights from Busan to O'Hare Intl 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 September 11, 2025.
Use the filters below to find and compare flights from Busan to Chicago O'Hare Intl Airport that are best for you.

Fly from

Busan

Fly to

O'Hare Intl

Route

Depart

Return

Price

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Sat 10/25

7:00 am-8:50 pm

2 stops27h 50m

Chicago O'Hare Intl

Sat 11/1

10:00 am-8:10 am

2 stops32h 10m

$822

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Thu 10/23

10:40 am-9:30 am

1 stop36h 50m

Chicago O'Hare Intl

Wed 10/29

12:15 pm-8:45 pm

1 stop18h 30m

$1,309

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Sun 10/26

12:00 pm-9:30 am

1 stop35h 30m

Chicago O'Hare Intl

Sun 11/2

11:15 am-7:35 pm

1 stop17h 20m

$1,316

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Thu 10/23

10:40 am-11:50 pm

2 stops27h 10m

Chicago O'Hare Intl

Wed 10/29

8:57 am-8:10 am

2 stops33h 13m

$1,326

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Sun 10/26

12:00 pm-9:30 am

1 stop35h 30m

Chicago O'Hare Intl

Sun 11/2

5:08 am-7:45 pm

2 stops23h 37m

$1,334

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Sat 10/25

10:40 am-9:30 am

1 stop36h 50m

Chicago O'Hare Intl

Sat 11/1

12:15 pm-8:10 am

1 stop29h 55m

$1,429

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Fri 10/31

10:25 am-11:50 pm

2 stops27h 25m

$3,254

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Sat 11/1

7:00 am-9:30 am

1 stop16h 30m

$3,376

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Busan to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Busan 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.

Related info for your journey

Find useful and relevant information for your journey from Busan to O'Hare Intl. 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 from for flights from Busan to Chicago O'Hare Intl?

    Most people fly from Busan Gimhae (PUS) if they book a flight from Busan to Chicago O'Hare Intl. On average, Gimhae has 0 outbound flights to Chicago O'Hare Intl per day from 0 airlines. Busan Gimhae is conveniently located just 7.2 mi from Busan’s city center.

  • How long is the flight from Busan to Chicago O'Hare Intl Airport?

    Departing from Busan to Chicago O'Hare Intl Airport will take you 36h 50m. The distance between Busan and Chicago O'Hare Intl Airport is about 6614 mi.

  • Can I find deals for flights from Busan to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Busan to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Busan to O'Hare Intl?

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

  • Can I find deals for business class flights from Busan to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Busan to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Busan to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Busan to Chicago O'Hare Intl Airport (average of $245). Flying from Busan to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Skokie
Gurnee
Hoffman Estates
Des Plaines
Elgin
Arlington Heights
Beloit
Racine
Rockford
Orland Park
Oak Brook
Downers Grove
Naperville
Elk Grove Village
Evanston
Merrillville
Bridgeview
Warrenville

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