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Cheap flights from Chicago to Busan from $495

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 3/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
4:00 pm - 1:35 pmORD-PUS
31h 35m1 stop
Cathay Pacific Logo
7:45 am - 2:25 pmPUS-ORD
20h 40m1 stop
$911Cathay Pacific
Find Deal
lun., abr. 13 - vie., abr. 24
EVA Air Logo
12:30 am - 5:40 pmORD-PUS
27h 10m1 stop
EVA Air Logo
2:55 pm - 8:35 pmPUS-ORD
19h 40m1 stop
$1,011EVA Air
Find Deal
dom., mar. 8 - mié., mar. 11
EVA Air Logo
12:30 am - 5:40 pmORD-PUS
27h 10m1 stop
EVA Air Logo
2:55 pm - 8:35 pmPUS-ORD
19h 40m1 stop
$1,012EVA Air
Find Deal
dom., mar. 8 - mié., mar. 11
Cathay Pacific Logo
2:35 pm - 1:20 pmORD-PUS
31h 45m1 stop
Cathay Pacific Logo
7:45 am - 2:25 pmPUS-ORD
20h 40m1 stop
$1,023Cathay Pacific
Find Deal
lun., mar. 2 - mar., abr. 28
Cathay Pacific Logo
2:35 pm - 1:20 pmORD-PUS
31h 45m1 stop
Cathay Pacific Logo
7:45 am - 2:25 pmPUS-ORD
20h 40m1 stop
$1,073Cathay Pacific
Find Deal
vie., feb. 27 - mar., abr. 28
Cathay Pacific Logo
2:35 pm - 1:20 pmORD-PUS
31h 45m1 stop
Cathay Pacific Logo
2:20 pm - 2:25 pmPUS-ORD
38h 05m1 stop
$1,162Cathay Pacific
Find Deal
lun., mar. 2 - mié., abr. 29
Delta Logo
11:25 am - 7:35 pmORD-PUS
17h 10m1 stop
Delta Logo
8:00 am - 9:40 amPUS-ORD
15h 40m1 stop
$1,774Delta
Find Deal
jue., feb. 26 - mié., abr. 29
Delta Logo
5:25 am - 8:45 pmORD-PUS
24h 20m2 stops
Delta Logo
10:40 am - 9:40 amPUS-ORD
37h 00m1 stop
$1,778Delta
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jue., feb. 26 - dom., may. 3
Korean Air Logo
9:20 am - 7:35 pmMDW-PUS
20h 15m2 stops
Korean Air Logo
8:00 am - 12:30 pmPUS-MDW
18h 30m2 stops
$1,962Korean Air
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lun., abr. 13 - vie., abr. 24
Korean Air Logo
9:30 am - 7:35 pmMDW-PUS
20h 05m2 stops
Korean Air Logo
12:00 pm - 12:35 pmPUS-MDW
38h 35m2 stops
$2,292Korean Air
Find Deal
lun., mar. 9 - mié., mar. 11

Delta flights from Chicago to Busan

Our best Delta deals on Chicago to Busan flight tickets
Delta
Feb 26
ORD11:25 amChicago O'Hare Intl
17h 10m
1 stop
PUS7:35 pmBusan Gimhae
Apr 29
PUS8:00 amBusan Gimhae
15h 40m
1 stop
ORD9:40 amChicago O'Hare Intl
$1,774
Find similar
Delta
Feb 26
ORD5:25 amChicago O'Hare Intl
24h 20m
2 stops
PUS8:45 pmBusan Gimhae
May 3
PUS10:40 amBusan Gimhae
37h 00m
1 stop
ORD9:40 amChicago O'Hare Intl
$1,778
Find similar
Delta
Feb 26
ORD6:45 amChicago O'Hare Intl
23h 00m
2 stops
PUS8:45 pmBusan Gimhae
Apr 27
PUS4:30 pmBusan Gimhae
19h 28m
2 stops
ORD9:58 pmChicago O'Hare Intl
$1,788
Find similar

EVA Air flights from Chicago to Busan

Our best EVA Air deals on Chicago to Busan flight tickets
EVA Air
Mar 8
ORD12:30 amChicago O'Hare Intl
27h 10m
1 stop
PUS5:40 pmBusan Gimhae
Mar 11
PUS2:55 pmBusan Gimhae
19h 40m
1 stop
ORD8:35 pmChicago O'Hare Intl
$1,011
Find similar
EVA Air
Mar 8
ORD12:30 amChicago O'Hare Intl
27h 10m
1 stop
PUS5:40 pmBusan Gimhae
Mar 11
PUS2:55 pmBusan Gimhae
19h 40m
1 stop
ORD8:35 pmChicago O'Hare Intl
$1,012
Find similar
EVA Air
Mar 9
ORD7:35 pmChicago O'Hare Intl
28h 10m
2 stops
PUS1:45 pmBusan Gimhae
Mar 11
PUS6:55 pmBusan Gimhae
39h 40m
1 stop
ORD8:35 pmChicago O'Hare Intl
$1,255
Find similar

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 noviembre 5, 2025.
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

lun. 4/13

4:00 pm-1:35 pm

1 stop31h 35m

Busan Gimhae

vie. 4/24

7:45 am-2:25 pm

1 stop20h 40m

$911

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

dom. 3/8

12:30 am-5:40 pm

1 stop27h 10m

Busan Gimhae

mié. 3/11

2:55 pm-8:35 pm

1 stop19h 40m

$1,011

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

dom. 3/8

12:30 am-5:40 pm

1 stop27h 10m

Busan Gimhae

mié. 3/11

2:55 pm-8:35 pm

1 stop19h 40m

$1,012

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

lun. 3/2

2:35 pm-1:20 pm

1 stop31h 45m

Busan Gimhae

mar. 4/28

7:45 am-2:25 pm

1 stop20h 40m

$1,023

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

vie. 2/27

2:35 pm-1:20 pm

1 stop31h 45m

Busan Gimhae

mar. 4/28

7:45 am-2:25 pm

1 stop20h 40m

$1,073

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

lun. 3/2

2:35 pm-1:20 pm

1 stop31h 45m

Busan Gimhae

mié. 4/29

2:20 pm-2:25 pm

1 stop38h 05m

$1,162

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

jue. 2/26

11:25 am-7:35 pm

1 stop17h 10m

Busan Gimhae

mié. 4/29

8:00 am-9:40 am

1 stop15h 40m

$1,774

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

jue. 2/26

5:25 am-8:45 pm

2 stops24h 20m

Busan Gimhae

dom. 5/3

10:40 am-9:40 am

1 stop37h 00m

$1,778

ChicagoBusan

MDW - PUS

MDWPUS

Chicago Midway

lun. 4/13

9:20 am-7:35 pm

2 stops20h 15m

Busan Gimhae

vie. 4/24

8:00 am-12:30 pm

2 stops18h 30m

$1,962

ChicagoBusan

MDW - PUS

MDWPUS

Chicago Midway

lun. 3/9

9:30 am-7:35 pm

2 stops20h 05m

Busan Gimhae

mié. 3/11

12:00 pm-12:35 pm

2 stops38h 35m

$2,292

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Busan from

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

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.

Can stopping save me money on Chicago to Busan flights?

You could potentially save up to 10% 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

Direct flights

None
There are no direct flights from Chicago to Busan. There are no popular flight routes from Chicago to Busan.
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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 10m.

  • 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
1,160 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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vie. 12/5
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