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O'Hare Intl

$526+ Cheap flights from Busan (PUS) to O'Hare Intl (ORD)

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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
PUS — ORD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$1,008
(Trip.com)

One-way from

$526
(Kiwi.com)
From Busan Gimhae to Chicago O'Hare Intl
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One-way flight 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 June 12, 2025.

This Trip.com deal was found by Cheapflights users on 6/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1010:40 amPUS - ORD
2 stops27h 19mMultiple Airlines
Tue 7/226:00 amORD - PUS
2 stops24h 45mMultiple Airlines
Deal found 6/12$1,008
This Gotogate deal was found by Cheapflights users on 6/11. 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.
Thu 10/162:15 pmPUS - ORD
1 stop33h 15mKorean Air
Fri 10/3112:05 pmORD - PUS
1 stop31h 00mKorean Air
Deal found 6/11$1,304
This Delta deal was found by Cheapflights users on 6/12. 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.
Sat 12/134:10 pmPUS - ORD
1 stop31h 20mDelta
Tue 12/237:20 amORD - PUS
2 stops22h 25mDelta
Deal found 6/12$1,363
This Air France deal was found by Cheapflights users on 6/9. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/74:30 pmPUS - ORD
2 stops36h 10mKLM
Thu 9/114:20 pmORD - PUS
2 stops37h 15mKLM
Deal found 6/9$1,545
This Gotogate deal was found by Cheapflights users on 6/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/287:45 amPUS - ORD
1 stop20h 40mCathay Pacific
Mon 6/304:00 pmORD - PUS
1 stop25h 00mCathay Pacific
Deal found 6/10$1,606

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 June 12, 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

Thu 7/10

10:40 am-11:59 pm

2 stops27h 19m

Chicago O'Hare Intl

Tue 7/22

6:00 am-8:45 pm

2 stops24h 45m

$1,008

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Thu 10/16

2:15 pm-9:30 am

1 stop33h 15m

Chicago O'Hare Intl

Fri 10/31

12:05 pm-9:05 am

1 stop31h 00m

$1,304

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Tue 7/1

10:40 am-10:09 pm

2 stops25h 29m

Chicago O'Hare Intl

Tue 7/15

7:50 am-7:35 pm

2 stops21h 45m

$1,456

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Sun 9/7

4:30 pm-2:40 pm

2 stops36h 10m

Chicago O'Hare Intl

Thu 9/11

4:20 pm-7:35 pm

2 stops37h 15m

$1,545

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Sat 6/28

7:45 am-2:25 pm

1 stop20h 40m

Chicago O'Hare Intl

Mon 6/30

4:00 pm-7:00 am

1 stop25h 00m

$1,606

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Tue 8/26

7:35 am-7:03 am

3 stops37h 28m

$526

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Tue 8/5

7:50 pm-6:55 pm

2 stops37h 05m

$1,095

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Sat 7/26

5:00 pm-2:25 pm

2 stops35h 25m

$1,141

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Sat 11/15

2:05 pm-1:00 pm

1 stop37h 55m

$1,144

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Wed 10/8

8:05 am-9:30 am

1 stop15h 25m

$1,147

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 13 results
1
2

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.

Cheapflights Insights

Everything you need to know about your flight from Busan to Chicago O'Hare Intl Airport

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated June 12, 2025.
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,088 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Japan Airlines
8.3
Very good
1,490 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Asiana Airlines
8.2
Very good
440 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Delta
8.0
Very good
7,946 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
KLM
7.8
Good
1,358 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

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.

  • What are the cheapest airlines flying from Busan to Chicago O'Hare Intl Airport round-trip?

    Cheapflights users have booked flights from Busan to Chicago O'Hare Intl Airport round-trip from $1,304. Other airlines that can offer you cheap pricing are Delta, from $1,456, and KLM, from $1,545.

  • What are the cheapest airlines to fly from Busan to Chicago O'Hare Intl Airport one-way?

    For one-way options, check prices for Asiana Airlines. According to our data, you can fly for as low as $1,095. Users have also found prices from $1,141 and $1,144 on MIAT Mongolian and Cathay Pacific, respectively.

  • 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

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