Business class flights from Chicago (MDW) to Seoul (ICN) start from $2,204 round-trip — up to 40% below published airline prices. The ~11.9 hours journey covers 6,553 miles, with 3 airlines offering lie-flat seats on this route. Best time to book: 3–6 months in advance for best fares.
MDW → ICN
Chicago to Seoul Business Class
From$2,204
Route Overview
Starting From
$2,204 round-trip
Flight Duration
~11.9 hours
Distance
6,553 miles
Airlines
3 carriers
Best Value
Jan, Feb, Mar
Savings
Up to 60% off retail
Route Intelligence
Business Class from Chicago to Seoul
Seoul has become one of the most requested Asia business class routes out of Chicago, and for good reason. The city runs on a rhythm that appeals to both leisure travelers and business flyers: Gangnam's corporate towers sit a few subway stops from centuries-old palaces like Gyeongbokgung, the food scene ranges from Michelin-starred hanjeongsik to late-night street stalls in Myeongdong, and Incheon Airport itself is consistently ranked among the best in the world for transiting or connecting onward to Japan, China, or Southeast Asia. Korea's tech and manufacturing sectors also mean a steady stream of executives flying Chicago to Seoul business class for meetings with Samsung, LG, Hyundai, and their suppliers, while leisure travelers increasingly use Seoul as a base for side trips to Busan or Jeju Island.
Airlines & Cabin Experience
One thing to understand up front: Midway doesn't have direct widebody service to Asia, so every Chicago to Seoul business class itinerary starts with a domestic connection. Delta typically routes through Atlanta or Minneapolis before the long-haul leg to Incheon, while United connects through Houston or its main O'Hare hub. This isn't a drawback so much as a planning consideration — build in reasonable connection time, especially on the return when you're clearing US customs after a 13+ hour flight.
Pricing & Best Time to Fly
On the hard product side, Delta's One Suite is the standout on this route. It's a fully enclosed suite with a sliding door, 1-2-1 configuration, Tumi amenity kits, and Delta's noticeably improved dining program on Asia routes. If privacy matters to you on an overnight or long daytime sector, this is the cabin to target. United's Polaris product is also solid — a proper lie-flat pod in the same 1-2-1 layout, Saks Fifth Avenue bedding, and access to Polaris lounges at connecting hubs, which are genuinely worth the layover time if your connection allows a visit. Neither airline currently flies this route with a true widebody aircraft direct from Midway, so the aircraft type on the international leg (767, 777, or 787 depending on carrier and season) matters more than which Chicago airport you depart from.
Why Book Through BestBusinessClass.com
Pricing on Chicago to Seoul business class swings widely by season, and that's where a lot of travelers overpay. Our consolidator fares run $2,204 to $4,704 round-trip, and the low end of that range clusters around January, February, March, October, November, and December — essentially avoiding the summer peak and the Korean holiday windows around Lunar New Year and Chuseok when award seats and discounted fares disappear fast. If your travel dates have any flexibility, shifting even a week or two outside peak Korean holidays can mean a meaningfully lower fare for the same cabin.
Travel Tips
For the flight itself, the outbound to Seoul crosses the international date line and typically departs late afternoon or evening, landing in Incheon two calendar days later — plan to sleep on the plane rather than fight the schedule. The return flight home is often the longer psychological haul since you're chasing daylight, so a lie-flat seat isn't a luxury on this route, it's a jet lag management tool. Because Midway routings add a connection on both ends, we generally recommend padding at least 90 minutes on domestic-to-international connections and booking through a Personal Travel Manager who can hold seat assignments across both segments so you're not scrambling at the gate in Atlanta or O'Hare.
Airline Comparison
Southwest Airlines
Business Select
Standard seat with priority
Open seating, no baggage fees
Delta Air Lines
Delta One Suite
Suite with closing door, 1-2-1
Delta One Suite privacy, Tumi amenity kit
Read Full Review →
United Airlines
United Polaris
Lie-flat pod, 1-2-1
Polaris lounge access, Saks Fifth Avenue bedding
Read Full Review →Top Rated
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The Business Class Standard
Lie-Flat Guarantee
We only sell true Business Class. 180° fully flat beds on all long-haul routes, ensuring you arrive rested.
Premium Lounges
Access the world's finest lounges. Enjoy pre-flight dining, showers, and quiet workspaces before you board.
Priority Service
Skip the queues. Your ticket includes fast-track security, priority boarding, and premium baggage handling.
The Business Class Standard
Lie-Flat Guarantee
We only sell true Business Class. 180° fully flat beds on all long-haul routes, ensuring you arrive rested.
Premium Lounges
Access the world's finest lounges. Enjoy pre-flight dining, showers, and quiet workspaces before you board.
Priority Service
Skip the queues. Your ticket includes fast-track security, priority boarding, and premium baggage handling.
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