How does KAYAK find such low prices on flights from Busan to Illinois?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Busan to Illinois. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Busan to Illinois?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Busan to Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Busan to Illinois?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Busan to Illinois with an airline and back with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Busan to Illinois?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Busan to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

How long does a flight from Busan to Illinois take?

The duration of a flight to Illinois depends on your arrival airport. The shortest route to Illinois from Busan is to Chicago , which takes 25h 32m .

Cheap Flights from Busan to Illinois

KAYAK searches hundreds of travel sites at once for deals on flights to Illinois

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Flights Deals

One-wayRound-trip

St. Louis2 stops$1,100

Cheap Flights from Busan to Illinois

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Busan to Illinois that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Busan to Illinois

Thu, Jul 10 - Tue, Jul 22

10:40 am - 11:59 pmPUS-ORD

27h 19m2 stops

6:00 am - 7:45 amORD-PUS

35h 45m2 stops

$1,010

Find Deal

Thu, Jul 10 - Tue, Jul 22

10:40 am - 11:59 pmPUS-ORD

27h 19m2 stops

6:00 am - 8:45 pmORD-PUS

24h 45m2 stops

$1,011

Find Deal

Thu, Jul 10 - Tue, Jul 22

10:40 am - 11:59 pmPUS-ORD

27h 19m2 stops

6:00 am - 8:45 pmORD-PUS

24h 45m2 stops

$1,087

Find Deal

Thu, Oct 16 - Fri, Oct 31

2:15 pm - 9:30 amPUS-ORD

33h 15m1 stop

12:05 pm - 9:05 amORD-PUS

31h 00m1 stop

$1,304Korean Air

Find Deal

Mon, Sep 1 - Tue, Sep 9

10:40 am - 9:30 amPUS-ORD

36h 50m1 stop

12:10 pm - 8:45 pmORD-PUS

18h 35m1 stop

$1,391Korean Air

Find Deal

Tue, Jul 8 - Tue, Jul 15

4:30 pm - 8:45 amPUS-MDW

30h 15m2 stops

9:24 am - 7:35 pmMDW-PUS

20h 11m2 stops

$1,450Delta

Find Deal

Tue, Jul 1 - Tue, Jul 15

10:40 am - 10:09 pmPUS-ORD

25h 29m2 stops

7:50 am - 7:35 pmORD-PUS

21h 45m2 stops

$1,456Delta

Find Deal

Sun, Sep 7 - Thu, Sep 11

4:30 pm - 2:40 pmPUS-ORD

36h 10m2 stops

4:20 pm - 7:35 pmORD-PUS

37h 15m2 stops

$1,545KLM

Find Deal

Sat, Jun 28 - Mon, Jun 30

7:45 am - 2:25 pmPUS-ORD

20h 40m1 stop

4:00 pm - 7:00 amORD-PUS

25h 00m1 stop

$1,606Cathay Pacific

Find Deal

Sat, Sep 27 - Sat, Oct 18

7:45 am - 2:25 pmPUS-ORD

20h 40m1 stop

4:00 pm - 7:00 amORD-PUS

25h 00m1 stop

$1,709Cathay Pacific

Find Deal

Useful Info

KAYAK's insights & trends for Busan to Illinois flights

Get data-powered insights and trends into flights from Busan to Illinois to help you find the cheapest flights, the best time to fly and much more.

Airlines

In the past 3 days, the cheapest round-trip tickets from Busan to Illinois were found on Korean Air ($1,304) and Delta ($1,450).

Find deals

Cheapest flight	$526

Flight from Busan to Chicago

How does KAYAK find such low prices on flights from Busan to Illinois?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Busan to Illinois.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Busan to Illinois?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Busan to Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Busan to Illinois?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Busan to Illinois with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Busan to Illinois?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Busan to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Busan to Illinois

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

Popular routes

Return flight deals

Information on your arrival and departure airports

Busan (PUS)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

$526 Find Cheap Flights from Busan to Illinois

KAYAK searches hundreds of travel sites at once for deals on flights to Illinois

Best Illinois Flight Deals from Busan

Cheap Flights from Busan to Illinois

Recent round-trip flight deals from Busan to Illinois

Recent one-way flight deals from Busan to Illinois

KAYAK's insights & trends for Busan to Illinois flights

Get data-powered insights and trends into flights from Busan to Illinois to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Busan to Illinois?

In the past 3 days, the cheapest round-trip tickets from Busan to Illinois were found on Korean Air ($1,304) and Delta ($1,450).

How long does a flight from Busan to Illinois take?

The duration of a flight to Illinois depends on your arrival airport. The shortest route to Illinois from Busan is to Chicago, which takes 25h 32m.

Good to know

FAQs - booking Illinois flights

How does KAYAK find such low prices on flights from Busan to Illinois?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Busan to Illinois.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Busan to Illinois?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Busan to Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Busan to Illinois?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Busan to Illinois with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Busan to Illinois?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Busan to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Busan to Illinois

Information on your arrival and departure airports

Cabin class types available on flights to Illinois

Complete your trip to Illinois with a hotel stay or car rental

Flights to other popular destinations

Flights from other airports in Busan to Illinois

Flights from Busan to popular cities in Illinois

Find deals for your return flight