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Cheap flights from Chicago O'Hare Intl Airport to Busan from $510

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 O'Hare Intl Airport to Busan departing on 1/13. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to Busan

Cheap round-trip flights

Enter your travel dates to find the best prices.
EVA Air Logo
11:30 pm - 5:40 pm
ORD
-
PUS
27h 10m1 stop
EVA Air Logo
6:55 pm - 7:35 pm
PUS
-
ORD
39h 40m1 stop
$991EVA Air
Thu, Jan 29 - Thu, Feb 5
Multiple Airlines Logo
12:30 am - 6:00 pm
ORD
-
PUS
27h 30m1 stop
Multiple Airlines Logo
7:10 pm - 6:40 am
PUS
-
ORD
25h 30m2 stops
$1,051Multiple Airlines
Mon, Apr 20 - Thu, Apr 30
Multiple Airlines Logo
11:30 pm - 5:40 pm
ORD
-
PUS
27h 10m1 stop
Multiple Airlines Logo
6:55 pm - 2:38 pm
PUS
-
ORD
34h 43m2 stops
$1,061Multiple Airlines
Thu, Jan 29 - Thu, Feb 5
Multiple Airlines Logo
7:24 pm - 6:00 pm
ORD
-
PUS
32h 36m2 stops
Multiple Airlines Logo
7:10 pm - 6:40 am
PUS
-
ORD
25h 30m2 stops
$1,085Multiple Airlines
Tue, Apr 21 - Thu, Apr 30
EVA Air Logo
11:30 pm - 5:40 pm
ORD
-
PUS
27h 10m1 stop
EVA Air Logo
3:45 pm - 8:35 pm
PUS
-
ORD
18h 50m1 stop
$1,111EVA Air
Thu, Mar 5 - Mon, Mar 9
EVA Air Logo
4:10 pm - 5:40 pm
ORD
-
PUS
34h 30m2 stops
EVA Air Logo
6:55 pm - 7:35 pm
PUS
-
ORD
39h 40m1 stop
$1,152EVA Air
Thu, Jan 29 - Thu, Feb 5
EVA Air Logo
12:30 am - 6:00 pm
ORD
-
PUS
27h 30m1 stop
EVA Air Logo
7:10 pm - 9:00 pm
PUS
-
ORD
39h 50m1 stop
$1,153EVA Air
Tue, May 19 - Wed, Jun 10
EVA Air Logo
12:30 am - 6:00 pm
ORD
-
PUS
27h 30m1 stop
EVA Air Logo
7:10 pm - 9:00 pm
PUS
-
ORD
39h 50m1 stop
$1,154EVA Air
Wed, May 20 - Tue, Jun 9
EVA Air Logo
12:30 am - 6:00 pm
ORD
-
PUS
27h 30m1 stop
EVA Air Logo
7:10 pm - 5:15 am
PUS
-
ORD
24h 05m2 stops
$1,158EVA Air
Thu, Apr 2 - Wed, Apr 8
EVA Air Logo
11:30 pm - 5:40 pm
ORD
-
PUS
27h 10m1 stop
EVA Air Logo
3:45 pm - 5:05 pm
PUS
-
ORD
39h 20m2 stops
$1,191EVA Air
Thu, Mar 5 - Mon, Mar 9

Cathay Pacific flights from Chicago O'Hare Intl Airport to Busan

Our best Cathay Pacific deals on Chicago O'Hare Intl Airport to Busan flight tickets
Cathay Pacific
Feb 7
ORD2:35 pmChicago O'Hare Intl
31h 45m
1 stop
PUS1:20 pmBusan Gimhae
Feb 17
PUS2:05 pmBusan Gimhae
37h 50m
1 stop
ORD12:55 pmChicago O'Hare Intl
$1,289
Find similar
Cathay Pacific
May 19
ORD4:00 pmChicago O'Hare Intl
31h 35m
1 stop
PUS1:35 pmBusan Gimhae
Jun 9
PUS7:45 amBusan Gimhae
20h 40m
1 stop
ORD2:25 pmChicago O'Hare Intl
$1,415
Find similar
Cathay Pacific
May 21
ORD4:00 pmChicago O'Hare Intl
25h 00m
1 stop
PUS7:00 amBusan Gimhae
Jun 10
PUS7:45 amBusan Gimhae
20h 40m
1 stop
ORD2:25 pmChicago O'Hare Intl
$1,490
Find similar

EVA Air flights from Chicago O'Hare Intl Airport to Busan

Our best EVA Air deals on Chicago O'Hare Intl Airport to Busan flight tickets
EVA Air
Jan 29
ORD11:30 pmChicago O'Hare Intl
27h 10m
1 stop
PUS5:40 pmBusan Gimhae
Feb 5
PUS6:55 pmBusan Gimhae
39h 40m
1 stop
ORD7:35 pmChicago O'Hare Intl
$991
Find similar
EVA Air
Mar 5
ORD11:30 pmChicago O'Hare Intl
27h 10m
1 stop
PUS5:40 pmBusan Gimhae
Mar 9
PUS3:45 pmBusan Gimhae
18h 50m
1 stop
ORD8:35 pmChicago O'Hare Intl
$1,111
Find similar
EVA Air
Jan 29
ORD4:10 pmChicago O'Hare Intl
34h 30m
2 stops
PUS5:40 pmBusan Gimhae
Feb 5
PUS6:55 pmBusan Gimhae
39h 40m
1 stop
ORD7:35 pmChicago O'Hare Intl
$1,152
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 December 31, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Busan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Thu 1/29

11:30 pm-5:40 pm

1 stop27h 10m

Busan Gimhae

Thu 2/5

6:55 pm-7:35 pm

1 stop39h 40m

$991

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Mon 4/20

12:30 am-6:00 pm

1 stop27h 30m

Busan Gimhae

Thu 4/30

7:10 pm-6:40 am

2 stops25h 30m

$1,051

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Thu 1/29

11:30 pm-5:40 pm

1 stop27h 10m

Busan Gimhae

Thu 2/5

6:55 pm-2:38 pm

2 stops34h 43m

$1,061

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Tue 4/21

7:24 pm-6:00 pm

2 stops32h 36m

Busan Gimhae

Thu 4/30

7:10 pm-6:40 am

2 stops25h 30m

$1,085

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Thu 3/5

11:30 pm-5:40 pm

1 stop27h 10m

Busan Gimhae

Mon 3/9

3:45 pm-8:35 pm

1 stop18h 50m

$1,111

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Thu 1/29

4:10 pm-5:40 pm

2 stops34h 30m

Busan Gimhae

Thu 2/5

6:55 pm-7:35 pm

1 stop39h 40m

$1,152

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Tue 5/19

12:30 am-6:00 pm

1 stop27h 30m

Busan Gimhae

Wed 6/10

7:10 pm-9:00 pm

1 stop39h 50m

$1,153

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Wed 5/20

12:30 am-6:00 pm

1 stop27h 30m

Busan Gimhae

Tue 6/9

7:10 pm-9:00 pm

1 stop39h 50m

$1,154

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Thu 4/2

12:30 am-6:00 pm

1 stop27h 30m

Busan Gimhae

Wed 4/8

7:10 pm-5:15 am

2 stops24h 05m

$1,158

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Thu 3/5

11:30 pm-5:40 pm

1 stop27h 10m

Busan Gimhae

Mon 3/9

3:45 pm-5:05 pm

2 stops39h 20m

$1,191

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Busan flights?

You could potentially save up to 65% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Busan flight.

When to book flights from Chicago O'Hare Intl Airport to Busan

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Busan according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Busan (ORD to PUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Busan

Fastest flight time

23h 45m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Busan takes 23h 45m
There are no direct flights from Chicago O'Hare Intl Airport to Busan. There are no popular flight routes from Chicago O'Hare Intl Airport to Busan.
Search flight deals

  • How far is Chicago O'Hare Intl to Busan Gimhae by plane?

    A flight from Chicago O'Hare Intl to Busan Gimhae will travel around 6616.0 mi. Typically, this will take 23h 45m by plane in normal conditions.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Busan Gimhae Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Busan Gimhae Airport are updated daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Busan Gimhae Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Busan Gimhae Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Busan Gimhae Airport.

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

    The travel and health documents you'll need for your trip to Busan Gimhae Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Busan Gimhae Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Chicago O'Hare Intl Airport to Busan?

Best airlines flying from Chicago O'Hare Intl Airport to Busan

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Busan with momondo
Airline
Rating
Free Cancellation
Price
Korean AirPriceFrom $1,708Free CancellationRating
8.4
1,183 reviews
Search Korean Air flights

Why use momondo?

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

Finding the right flight to Busan from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Busan quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Chicago to Busan flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Busan from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Busan from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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