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

Prices for flights from Busan Gimhae Airport to Illinois were last updated today.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Busan Gimhae Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$617 Cheap Flights from Busan to Illinois in 2025/26

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Find the cheapest flights from Busan to Illinois

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Cheap round-trip flights

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8:00 am - 11:38 pmPUS-STL

29h 38m2 stops

8:50 am - 7:35 pmSTL-PUS

20h 45m2 stops

$822Delta

Find Deal

Thu, Apr 16 - Mon, Apr 20

7:00 am - 3:58 pmPUS-STL

22h 58m2 stops

6:30 am - 8:45 pmSTL-PUS

24h 15m2 stops

$823Delta

Find Deal

Thu, Apr 16 - Mon, Apr 20

11:50 am - 6:05 amPUS-ORD

33h 15m2 stops

9:34 am - 10:50 amORD-PUS

34h 16m3 stops

$1,032Multiple Airlines

Find Deal

Wed, Dec 17 - Wed, Dec 24

8:30 pm - 11:23 pmPUS-STL

41h 53m2 stops

6:00 am - 7:35 pmSTL-PUS

22h 35m2 stops

$1,138Korean Air

Find Deal

Sun, Nov 16 - Thu, Nov 20

12:00 pm - 10:59 pmPUS-ORD

25h 59m2 stops

3:47 pm - 10:50 amORD-PUS

28h 03m2 stops

$1,239Multiple Airlines

Find Deal

Wed, Dec 17 - Wed, Dec 24

8:00 am - 9:52 pmPUS-ORD

27h 52m2 stops

9:30 am - 7:35 pmORD-PUS

20h 05m2 stops

$1,298Delta

Find Deal

Wed, Apr 15 - Sun, Apr 19

12:00 pm - 9:40 pmPUS-ORD

24h 40m2 stops

6:00 am - 7:35 pmORD-PUS

22h 35m2 stops

$1,790Korean Air

Find Deal

Sat, Dec 13 - Tue, Dec 23

6:55 pm - 7:35 pmPUS-ORD

39h 40m1 stop

11:30 pm - 5:40 pmORD-PUS

27h 10m1 stop

$1,925EVA Air

Find Deal

Thu, Dec 18 - Thu, Dec 25

6:55 pm - 7:35 pmPUS-ORD

39h 40m1 stop

11:30 pm - 5:40 pmORD-PUS

27h 10m1 stop

$1,928EVA Air

Find Deal

Thu, Dec 18 - Thu, Dec 25

7:40 am - 12:55 pmPUS-ORD

20h 15m1 stop

2:35 pm - 1:20 pmORD-PUS

31h 45m1 stop

$2,302Cathay Pacific

Find Deal

Sat, Dec 13 - Tue, Dec 23

Delta flights from Busan to Illinois

Our best Delta deals on Busan to Illinois flight tickets

Delta

Apr 16

PUS8:00 amBusan Gimhae

29h 38m

2 stops

STL11:38 pmLambert-St Louis

Apr 20

STL8:50 amLambert-St Louis

20h 45m

2 stops

PUS7:35 pmBusan Gimhae

$822

Find similar

Delta

Apr 16

PUS7:00 amBusan Gimhae

22h 58m

2 stops

STL3:58 pmLambert-St Louis

Apr 20

STL6:30 amLambert-St Louis

24h 15m

2 stops

PUS8:45 pmBusan Gimhae

$823

Find similar

Delta

Apr 15

PUS8:00 amBusan Gimhae

27h 52m

2 stops

ORD9:52 pmChicago O'Hare Intl

Apr 19

ORD9:30 amChicago O'Hare Intl

20h 05m

2 stops

PUS7:35 pmBusan Gimhae

$1,298

Find similar

EVA Air flights from Busan to Illinois

Our best EVA Air deals on Busan to Illinois flight tickets

EVA Air

Dec 18

PUS6:55 pmBusan Gimhae

39h 40m

1 stop

ORD7:35 pmChicago O'Hare Intl

Dec 25

ORD11:30 pmChicago O'Hare Intl

27h 10m

1 stop

PUS5:40 pmBusan Gimhae

$1,925

Find similar

EVA Air

Dec 18

PUS6:55 pmBusan Gimhae

39h 40m

1 stop

ORD7:35 pmChicago O'Hare Intl

Dec 25

ORD11:30 pmChicago O'Hare Intl

27h 10m

1 stop

PUS5:40 pmBusan Gimhae

$1,928

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BusanSt. Louis

PUS - STL

PUSSTL

Busan Gimhae

Thu 4/16

8:00 am-11:38 pm

2 stops29h 38m

Lambert-St Louis

Mon 4/20

8:50 am-7:35 pm

2 stops20h 45m

$822

BusanSt. Louis

PUS - STL

PUSSTL

Busan Gimhae

Thu 4/16

7:00 am-3:58 pm

2 stops22h 58m

Lambert-St Louis

Mon 4/20

6:30 am-8:45 pm

2 stops24h 15m

$823

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Wed 12/17

11:50 am-6:05 am

2 stops33h 15m

Chicago O'Hare Intl

Wed 12/24

9:34 am-10:50 am

3 stops34h 16m

$1,032

BusanSt. Louis

PUS - STL

PUSSTL

Busan Gimhae

Sun 11/16

8:30 pm-11:23 pm

2 stops41h 53m

Lambert-St Louis

Thu 11/20

6:00 am-7:35 pm

2 stops22h 35m

$1,138

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Wed 12/17

12:00 pm-10:59 pm

2 stops25h 59m

Chicago O'Hare Intl

Wed 12/24

3:47 pm-10:50 am

2 stops28h 03m

$1,239

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Wed 4/15

8:00 am-9:52 pm

2 stops27h 52m

Chicago O'Hare Intl

Sun 4/19

9:30 am-7:35 pm

2 stops20h 05m

$1,298

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Sat 12/13

12:00 pm-9:40 pm

2 stops24h 40m

Chicago O'Hare Intl

Tue 12/23

6:00 am-7:35 pm

2 stops22h 35m

$1,790

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Thu 12/18

6:55 pm-7:35 pm

1 stop39h 40m

Chicago O'Hare Intl

Thu 12/25

11:30 pm-5:40 pm

1 stop27h 10m

$1,925

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Thu 12/18

6:55 pm-7:35 pm

1 stop39h 40m

Chicago O'Hare Intl

Thu 12/25

11:30 pm-5:40 pm

1 stop27h 10m

$1,928

BusanChicago

PUS - ORD

PUSORD

Busan Gimhae

Sat 12/13

7:40 am-12:55 pm

1 stop20h 15m

Chicago O'Hare Intl

Tue 12/23

2:35 pm-1:20 pm

1 stop31h 45m

$2,302

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Busan to Illinois

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 airline that flies from Busan Gimhae to Illinois?

Singapore Airlines and Korean Air are the most popular carriers operating from Busan Gimhae to Illinois

Cheap Busan to Illinois flight deals and tips

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

Direct flights	None

There are no direct flights from Busan to Illinois. There are no popular flight routes from Busan to Illinois.

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When did momondo last update prices for flights from Busan Gimhae Airport to Illinois?
Prices for flights from Busan Gimhae Airport to Illinois were last updated today.
How old do you have to be to fly from Busan Gimhae Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Busan Gimhae Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find Busan to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

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

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

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

Once you have performed a search for Busan to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Busan to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.