PUS

$549 Find Cheap Flights from Illinois to Busan - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Busan departing on 8/28. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 21% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flight Deals
Useful Info
Flight Deals

Cheap Flights from Illinois to Busan

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Busan 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.

Recent round-trip flight deals from Illinois to Busan

Thu, Sep 17 - Mon, Sep 21
Cathay Pacific Logo
4:15 pm - 7:00 am
ORD
-
PUS
24h 45m
1 stop
Cathay Pacific Logo
7:45 am - 1:55 pm
PUS
-
ORD
20h 10m
1 stop
$1,156Cathay Pacific
Thu, Nov 5 - Mon, Nov 16
EVA Air Logo
11:30 pm - 5:40 pm
ORD
-
PUS
27h 10m
1 stop
EVA Air Logo
6:55 pm - 7:35 pm
PUS
-
ORD
39h 40m
1 stop
$1,220EVA Air
Thu, Nov 5 - Mon, Nov 16
Multiple Airlines Logo
11:30 pm - 5:40 pm
ORD
-
PUS
27h 10m
1 stop
Multiple Airlines Logo
6:55 pm - 5:40 am
PUS
-
ORD
25h 45m
2 stops
$1,303Multiple Airlines
Thu, Nov 5 - Mon, Nov 16
Multiple Airlines Logo
6:33 pm - 5:40 pm
ORD
-
PUS
32h 07m
2 stops
Multiple Airlines Logo
6:55 pm - 5:40 am
PUS
-
ORD
25h 45m
2 stops
$1,312Multiple Airlines
Thu, Oct 8 - Sun, Oct 25
Multiple Airlines Logo
7:16 pm - 6:00 pm
ORD
-
PUS
32h 44m
2 stops
Multiple Airlines Logo
6:55 pm - 8:35 pm
PUS
-
ORD
39h 40m
1 stop
$1,337Multiple Airlines
Wed, Sep 9 - Mon, Sep 14
EVA Air Logo
12:30 am - 10:20 am
ORD
-
PUS
19h 50m
1 stop
EVA Air Logo
11:20 am - 8:45 pm
PUS
-
ORD
23h 25m
1 stop
$1,388EVA Air
Thu, Oct 8 - Sun, Oct 25
Multiple Airlines Logo
7:16 pm - 6:00 pm
ORD
-
PUS
32h 44m
2 stops
Multiple Airlines Logo
6:55 pm - 6:20 am
PUS
-
ORD
25h 25m
2 stops
$1,392Multiple Airlines
Mon, Sep 14 - Thu, Sep 17
Korean Air Logo
10:00 am - 8:45 pm
STL
-
PUS
20h 45m
2 stops
Korean Air Logo
7:00 am - 7:44 pm
PUS
-
STL
26h 44m
2 stops
$1,772Korean Air
Sat, Jul 25 - Sat, Aug 1
Delta Logo
8:00 am - 6:20 pm
STL
-
PUS
20h 20m
2 stops
Delta Logo
6:30 pm - 12:17 pm
PUS
-
STL
31h 47m
2 stops
$1,968Delta
Thu, Jun 25 - Wed, Jul 15
Korean Air Logo
6:00 am - 6:20 pm
STL
-
PUS
22h 20m
2 stops
Korean Air Logo
10:40 am - 11:22 pm
PUS
-
STL
26h 42m
2 stops
$2,548Korean Air
Useful Info

Good to know

Cheapest flight$549
Flight from Chicago to Busan

FAQs for booking flights from Illinois to Busan

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

    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 Illinois to Busan.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Busan from 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 Illinois to Busan?

    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 to Busan with an airline and back to Illinois with another airline.

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

    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 to Busan from 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 to Busan

Information on the airport you'll fly into in Busan

Busan (PUS)