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Cheap Flights from Chicago to Ulsan, KR, South Korea - CHI to USN Last modified: May 28, 2016 6:56 PM

When Can I Buy the Cheapest Flight from Chicago to Ulsan (CHI to USN)?

Airlines can adjust prices for plane tickets from Chicago to Ulsan based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Airports for Your Route

These pages contain information about the major airports in Chicago and Ulsan, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Chicago - CHI

FlightsAirlineLowest Price
Chicago to Anchorage American, Alaska, United $469

Cheap International Flights from Chicago - CHI

FlightsAirlineLowest Price
Chicago to Busan American, Alaska, Hawaiian, Korean, Asiana, United $817
Chicago to Osaka American, Alaska, Hawaiian, JAL, All Nippon, United $1,223
Chicago to Fukuoka American, Alaska, Hawaiian, JAL, All Nippon, United $1,257
Chicago to Taipei American, Alaska, EVA Air, China Airlines, United $674
Chicago to Okinawa American, Alaska, JAL, All Nippon, United $1,125
Chicago to Shenyang Sichuan, American, Alaska, Air China, China Southern, Hawaiian, Hainan, Xiamen, China Eastern, United, Shenzhen $604
Chicago to Dalian American, Alaska, Air China, China Southern, Hainan, Xiamen, China Eastern, United, Shenzhen $584
Chicago to Nagoya American, Alaska, Hawaiian, JAL, All Nippon, United $1,279
Chicago to Guangzhou American, Alaska, Air China, China Southern, Hainan, Xiamen, China Eastern, United, Shenzhen $364
Chicago to Cebu American, Alaska, Philippine, United $629
Chicago to Ahmedabad Jet Airways, American, Air India, United $775
Chicago to Singapore American, Alaska, JetBlue, Singapore, United $649
Chicago to Kuala Lumpur American, Alaska, JetBlue, Malaysia, United $701
Chicago to Kolkata Jet Airways, American, Air India, United $903
Chicago to Chengdu Sichuan, American, Alaska, Air China, China Southern, Hainan, Xiamen, China Eastern, United, Shenzhen $486
Chicago to Kathmandu American, United $2,015
Chicago to Wuhan American, Alaska, Air China, China Southern, Hainan, Xiamen, China Eastern, United $832
Chicago to Nanjing Sichuan, American, Air China, China Southern, Hainan, Xiamen, China Eastern, Shandong, United $588
Chicago to Dubai American, JetBlue, Emirates, Etihad, United $689
Chicago to Ho Chi Minh City American, Alaska, United, Vietnam $619

Cheap International Flights to Ulsan - USN

FlightsAirlineLowest Price
Indianapolis to Seoul American, Alaska, Hawaiian, Korean, Asiana, United $1,201
Grand Rapids to Seoul American, Alaska, Korean, Asiana, United $1,664
Milwaukee to Seoul American, Alaska, Korean, Asiana, United $1,244
Indianapolis to Shanghai American, Alaska, Air China, China Southern, Hainan, Xiamen, China Eastern, United, Shenzhen $1,061
Indianapolis to Tokyo American, Alaska, Hawaiian, JAL, All Nippon, United $1,201
Indianapolis to Beijing American, Alaska, Air China, China Southern, Hainan, China Eastern, United, Shenzhen $799
Milwaukee to Tokyo American, Alaska, Hawaiian, JAL, All Nippon, United $1,241
Grand Rapids to Shanghai American, Alaska, Air China, China Southern, Hainan, Xiamen, China Eastern, United, Shenzhen $1,061
Milwaukee to Shanghai American, Alaska, Air China, China Southern, Hainan, China Eastern, United $1,535
Cheap Flights from Chicago to Ulsan, KR, Airfare Search for CHI to USN, Airline One-Way and Roundtrip Schedules