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Cheap flights from Chicago to Busan from $621

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Busan departing on 3/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Chicago to Busan

Cheap round-trip flights

Enter your travel dates to find the best prices.
EVA Air Logo
12:30 am - 6:00 pm
ORD
-
PUS
27h 30m
1 stop
EVA Air Logo
7:10 pm - 9:10 pm
PUS
-
ORD
40h 00m
1 stop
$1,407EVA Air
Sun, May 10 - Thu, Aug 20
Multiple Airlines Logo
8:00 am - 11:50 am
ORD
-
PUS
37h 50m
2 stops
Multiple Airlines Logo
7:00 am - 5:15 am
PUS
-
ORD
36h 15m
2 stops
$1,444Multiple Airlines
Tue, Mar 24 - Tue, Mar 31
Multiple Airlines Logo
9:50 am - 1:00 pm
ORD
-
PUS
37h 10m
2 stops
Multiple Airlines Logo
8:00 pm - 6:20 am
PUS
-
ORD
24h 20m
2 stops
$1,479Multiple Airlines
Sat, Jul 11 - Tue, Aug 11
EVA Air Logo
12:30 am - 6:00 pm
ORD
-
PUS
27h 30m
1 stop
EVA Air Logo
7:10 pm - 6:08 am
PUS
-
ORD
24h 58m
2 stops
$1,534EVA Air
Sun, May 10 - Thu, Aug 20
Multiple Airlines Logo
12:30 am - 5:40 pm
ORD
-
PUS
27h 10m
1 stop
Multiple Airlines Logo
4:30 pm - 5:15 am
PUS
-
ORD
26h 45m
2 stops
$1,596Multiple Airlines
Mon, Mar 23 - Tue, Mar 31
Multiple Airlines Logo
12:30 am - 5:40 pm
ORD
-
PUS
27h 10m
1 stop
Multiple Airlines Logo
10:00 pm - 9:00 pm
PUS
-
ORD
37h 00m
1 stop
$1,599Multiple Airlines
Mon, Mar 23 - Tue, Mar 31
EVA Air Logo
6:30 pm - 6:00 pm
ORD
-
PUS
57h 30m
2 stops
EVA Air Logo
7:10 pm - 6:08 am
PUS
-
ORD
24h 58m
2 stops
$1,648EVA Air
Mon, May 11 - Thu, Aug 20
Cathay Pacific Logo
4:00 pm - 7:00 am
ORD
-
PUS
25h 00m
1 stop
Cathay Pacific Logo
2:20 pm - 2:20 pm
PUS
-
ORD
38h 00m
1 stop
$1,663Cathay Pacific
Sat, Jul 11 - Tue, Aug 11
Korean Air Logo
9:35 am - 8:45 pm
MDW
-
PUS
21h 10m
2 stops
Korean Air Logo
8:00 am - 12:29 pm
PUS
-
MDW
18h 29m
2 stops
$1,729Korean Air
Tue, Mar 24 - Tue, Mar 31
Delta Logo
9:35 am - 8:10 am
MDW
-
PUS
32h 35m
2 stops
Delta Logo
7:00 am - 5:22 pm
PUS
-
MDW
24h 22m
2 stops
$1,996Delta
Sun, Mar 22 - Sun, Mar 29

Korean Air flights from Chicago to Busan

Our best Korean Air deals on Chicago to Busan flight tickets
Korean Air
Mar 24
MDW9:35 amChicago Midway
21h 10m
2 stops
PUS8:45 pmBusan Gimhae
Mar 31
PUS8:00 amBusan Gimhae
18h 29m
2 stops
MDW12:29 pmChicago Midway
$1,729
Korean Air
Jul 31
ORD12:30 pmChicago O'Hare Intl
29h 15m
1 stop
PUS7:45 amBusan Gimhae
Aug 10
PUS7:00 amBusan Gimhae
16h 40m
1 stop
ORD9:40 amChicago O'Hare Intl
$25,414
Korean Air
Jul 31
ORD6:30 pmChicago O'Hare Intl
23h 15m
2 stops
PUS7:45 amBusan Gimhae
Aug 10
PUS7:00 amBusan Gimhae
16h 40m
1 stop
ORD9:40 amChicago O'Hare Intl
$25,419

EVA Air flights from Chicago to Busan

Our best EVA Air deals on Chicago to Busan flight tickets
EVA Air
May 10
ORD12:30 amChicago O'Hare Intl
27h 30m
1 stop
PUS6:00 pmBusan Gimhae
Aug 20
PUS7:10 pmBusan Gimhae
40h 00m
1 stop
ORD9:10 pmChicago O'Hare Intl
$1,407
EVA Air
May 10
ORD12:30 amChicago O'Hare Intl
27h 30m
1 stop
PUS6:00 pmBusan Gimhae
Aug 20
PUS7:10 pmBusan Gimhae
24h 58m
2 stops
ORD6:08 amChicago O'Hare Intl
$1,534
EVA Air
May 11
ORD6:30 pmChicago O'Hare Intl
57h 30m
2 stops
PUS6:00 pmBusan Gimhae
Aug 20
PUS7:10 pmBusan Gimhae
24h 58m
2 stops
ORD6:08 amChicago O'Hare Intl
$1,648

momondo 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, momondo users made 832,500 searches. Data last updated February 8, 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

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Sun 5/10

12:30 am-6:00 pm

1 stop27h 30m

Busan Gimhae

Thu 8/20

7:10 pm-9:10 pm

1 stop40h 00m

$1,407

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Tue 3/24

8:00 am-11:50 am

2 stops37h 50m

Busan Gimhae

Tue 3/31

7:00 am-5:15 am

2 stops36h 15m

$1,444

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Sat 7/11

9:50 am-1:00 pm

2 stops37h 10m

Busan Gimhae

Tue 8/11

8:00 pm-6:20 am

2 stops24h 20m

$1,479

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Sun 5/10

12:30 am-6:00 pm

1 stop27h 30m

Busan Gimhae

Thu 8/20

7:10 pm-6:08 am

2 stops24h 58m

$1,534

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Mon 3/23

12:30 am-5:40 pm

1 stop27h 10m

Busan Gimhae

Tue 3/31

4:30 pm-5:15 am

2 stops26h 45m

$1,596

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Mon 3/23

12:30 am-5:40 pm

1 stop27h 10m

Busan Gimhae

Tue 3/31

10:00 pm-9:00 pm

1 stop37h 00m

$1,599

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Mon 5/11

6:30 pm-6:00 pm

2 stops57h 30m

Busan Gimhae

Thu 8/20

7:10 pm-6:08 am

2 stops24h 58m

$1,648

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Sat 7/11

4:00 pm-7:00 am

1 stop25h 00m

Busan Gimhae

Tue 8/11

2:20 pm-2:20 pm

1 stop38h 00m

$1,663

ChicagoBusan

MDW - PUS

MDWPUS

Chicago Midway

Tue 3/24

9:35 am-8:45 pm

2 stops21h 10m

Busan Gimhae

Tue 3/31

8:00 am-12:29 pm

2 stops18h 29m

$1,729

ChicagoBusan

MDW - PUS

MDWPUS

Chicago Midway

Sun 3/22

9:35 am-8:10 am

2 stops32h 35m

Busan Gimhae

Sun 3/29

7:00 am-5:22 pm

2 stops24h 22m

$1,996

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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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

Can stopping save me money on Chicago to Busan flights?

You could potentially save up to 65% on your flight if you consider stops on a Chicago to Busan flight.

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

Fastest flight time

32h 35m

Direct flights

None
The fastest flight from Chicago to Busan takes 32h 35m
There are no direct flights from Chicago to Busan. There are no popular flight routes from Chicago to Busan.
Search flight deals

  • 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 32h 35m.

  • 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?

  • 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.

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 AirPriceFrom $1,708Free CancellationRating
8.4
1,189 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.

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