What is the cheapest airline that flies from Chicago to Busan Gimhae?

Cathay Pacific, Delta, and Japan Airlines are the most popular carriers operating from Chicago to Busan Gimhae

When did momondo last update prices for flights from Chicago to Busan Gimhae Airport?

Prices for flights from Chicago to Busan Gimhae Airport refresh daily.

How many operators does momondo search for flights from Chicago to Busan Gimhae Airport?

As of June 2025, there is 1 operator available to choose from for flights from Chicago to Busan Gimhae Airport.

How old do you have to be to fly from Chicago to Busan Gimhae Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Busan Gimhae Airport.

What documentation or ID do you need to fly to Busan Gimhae Airport?

The required travel and health documents for your Busan Gimhae Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Busan Gimhae Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$629 Cheap Flights from Chicago to Busan in 2025

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Find the cheapest flights from Chicago to Busan

Round-trip

One-way

Last minute

Cheap round-trip flights

7:42 am - 8:30 amORD-PUS

34h 48m3 stops

7:35 am - 11:36 amPUS-ORD

42h 01m2 stops

$1,230

Find Deal

Mon, Jun 30 - Mon, Sep 29

7:42 am - 10:15 amORD-PUS

36h 33m3 stops

7:35 am - 10:28 pmPUS-ORD

28h 53m3 stops

$1,277

Find Deal

Mon, Jun 30 - Mon, Sep 29

6:40 am - 10:10 pmORD-PUS

25h 30m2 stops

7:45 am - 6:03 amPUS-ORD

36h 18m3 stops

$1,281

Find Deal

Wed, Jul 9 - Wed, Jul 16

4:00 pm - 1:35 pmORD-PUS

31h 35m1 stop

7:45 am - 2:25 pmPUS-ORD

20h 40m1 stop

$1,333Cathay Pacific

Find Deal

Tue, Sep 23 - Tue, Oct 21

4:00 pm - 7:00 amORD-PUS

25h 00m1 stop

7:45 am - 2:25 pmPUS-ORD

20h 40m1 stop

$1,624Cathay Pacific

Find Deal

Wed, Jul 9 - Wed, Jul 16

7:18 pm - 11:15 amORD-PUS

25h 57m2 stops

12:15 pm - 6:18 pmPUS-ORD

44h 03m2 stops

$1,843China Airlines

Find Deal

Fri, Jul 25 - Fri, Aug 1

8:55 am - 7:35 pmORD-PUS

20h 40m2 stops

8:05 am - 9:30 amPUS-ORD

15h 25m1 stop

$1,909Korean Air

Find Deal

Tue, Sep 23 - Tue, Oct 21

8:55 am - 7:35 pmORD-PUS

20h 40m2 stops

8:05 am - 12:39 pmPUS-ORD

18h 34m2 stops

$1,920Korean Air

Find Deal

Tue, Sep 23 - Tue, Oct 21

6:00 am - 7:35 pmORD-PUS

23h 35m2 stops

8:45 am - 12:09 amPUS-ORD

29h 24m2 stops

$2,159Delta

Find Deal

Sat, Jul 26 - Sat, Aug 2

9:24 am - 7:35 pmMDW-PUS

20h 11m2 stops

7:00 am - 12:29 pmPUS-MDW

19h 29m2 stops

$2,159Delta

Find Deal

Sun, Jul 27 - Sun, Aug 3

Cathay Pacific flights from Chicago to Busan

Our best Cathay Pacific deals on Chicago to Busan flight tickets

Cathay Pacific

Sep 23

ORD4:00 pmChicago O'Hare Intl

31h 35m

1 stop

PUS1:35 pmBusan Gimhae

Oct 21

PUS7:45 amBusan Gimhae

20h 40m

1 stop

ORD2:25 pmChicago O'Hare Intl

$1,333

Find similar

Cathay Pacific

Jul 9

ORD4:00 pmChicago O'Hare Intl

25h 00m

1 stop

PUS7:00 amBusan Gimhae

Jul 16

PUS7:45 amBusan Gimhae

20h 40m

1 stop

ORD2:25 pmChicago O'Hare Intl

$1,624

Find similar

Cathay Pacific

Jun 30

ORD4:00 pmChicago O'Hare Intl

25h 00m

1 stop

PUS7:00 amBusan Gimhae

Sep 29

PUS7:45 amBusan Gimhae

20h 40m

1 stop

ORD2:25 pmChicago O'Hare Intl

$1,676

Find similar

Delta flights from Chicago to Busan

Our best Delta deals on Chicago to Busan flight tickets

Delta

Jul 27

MDW9:24 amChicago Midway

20h 11m

2 stops

PUS7:35 pmBusan Gimhae

Aug 3

PUS7:00 amBusan Gimhae

19h 29m

2 stops

MDW12:29 pmChicago Midway

$2,159

Find similar

Delta

Jul 24

MDW9:24 amChicago Midway

21h 21m

2 stops

PUS8:45 pmBusan Gimhae

Jul 31

PUS7:00 amBusan Gimhae

25h 40m

2 stops

MDW6:40 pmChicago Midway

$2,851

Find similar

Delta

Jun 14

MDW4:26 pmChicago Midway

25h 19m

2 stops

PUS7:45 amBusan Gimhae

Jun 26

PUS8:05 amBusan Gimhae

24h 36m

2 stops

MDW6:41 pmChicago Midway

$2,939

Find similar

How to get the cheapest flight ticket from Chicago to Busan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Busan?

Our data shows that Thursday is the least expensive day to fly to Busan. Tickets to fly out on this day can be as low as $1,908. Flights from Chicago to Busan on a Monday will generally be more expensive and average around $3,569. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

When to book flights from Chicago to Busan

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Busan according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Busan (CHI to PUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Busan

Best Price Found	$629
Fastest flight time	17h 25m
Direct flights	None
Airports in Busan	1 airport

The best one-way flight to Busan from Chicago in the past 72 hours is $629. The best round-trip flight deal from Chicago to Busan found on momondo in the last 72 hours is $1,230.

The fastest flight from Chicago to Busan takes 17h 25m

There are no direct flights from Chicago to Busan. Popular non-direct routes for this connection are Chicago O'Hare Intl Airport - Busan Gimhae Airport and Chicago Midway Airport - Busan Gimhae Airport.

There is 1 airport near Busan: Busan Gimhae (PUS)

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How far is Chicago to Busan Gimhae by plane?
There are 6629.3 mi between Chicago and Busan Gimhae. A reasonable flight in good conditions will take 17h 25m.
When did momondo last update prices for flights from Chicago to Busan Gimhae Airport?
Prices for flights from Chicago to Busan Gimhae Airport refresh daily.
How many operators does momondo search for flights from Chicago to Busan Gimhae Airport?
As of June 2025, there is 1 operator available to choose from for flights from Chicago to Busan Gimhae Airport.
How old do you have to be to fly from Chicago to Busan Gimhae Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Busan Gimhae Airport.
What documentation or ID do you need to fly to Busan Gimhae Airport?
The required travel and health documents for your Busan Gimhae Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Busan Gimhae Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Chicago to Busan?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Chicago to Busan is Korean Air (100% of total bookings).

Best airlines flying from Chicago to Busan

Compare and see reviews for airlines that fly from Chicago to Busan with momondo

Airline	Rating	Free Cancellation	Price
Korean Air	PriceFrom $1,782	Free Cancellation	Rating 8.4 1,088 reviews		Search Korean Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Busan?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Busan from Chicago.

Can I find flights from Chicago to Busan with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Busan from Chicago with this policy.

How can momondo help me find flights from Chicago to Busan?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Busan from Chicago.

I’m not ready to book a flight from Chicago to Busan right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Busan, momondo offers a useful price alert feature which will track prices for flights to Busan from Chicago and alert you when they change.