Business class flights from New York (LGA) to Seoul (ICN) start from $2,348 round-trip — up to 40% below published airline prices. The ~12.5 hours journey covers 6,881 miles, with 3 airlines offering lie-flat seats on this route. Best time to book: 3–6 months in advance for best fares.
LGA → ICN
New York to Seoul Business Class
From$2,348
Quick Verdict
Updated September 2026New York to Seoul business class fares start at $2,348 round-trip, with airlines including Delta Air Lines, American Airlines, United Airlines. The ~12.5 hours flight covers 6,881 miles. Peak season: March–May, October–November. Best value: June–September. Book through BestBusinessClass.com to save up to 40%.
From$2,348
Top AirlinesDelta Air Lines · American Airlines · United Airlines
Flight Time~12.5 hours
Best MonthsJune–September
Route Overview
Starting From
$2,348 round-trip
Flight Duration
~12.5 hours
Distance
6,881 miles
Best Value
Jan, Feb, Mar
Savings
Up to 60% off retail
Route Intelligence
Business Class from New York to Seoul
Business class fares from New York to Seoul run $2,348–$4,848 round-trip through BestBusinessClass.com, roughly 30–45% below the $4,500–$8,000 that airlines publish directly for the same lie-flat seats. That gap matters on a route this long: from LGA, there's no nonstop to ICN, so every itinerary connects through a major hub — Atlanta, Minneapolis, Dallas, Charlotte, Houston, or Chicago — before settling in for a 13-plus hour transpacific leg. Total travel time from wheels-up in New York to touchdown in Seoul typically runs 15-17 hours including the connection, so the quality of that long segment matters more than almost anything else in the booking.
Airlines & Cabin Experience
Seoul itself has become one of the most requested Asia destinations we book, and it's easy to see why. Beyond the K-pop and drama tourism that gets headlines, the city runs on an addictive mix of hyper-modern infrastructure and centuries-old palace grounds, with a food scene that ranges from street-stall tteokbokki to some of the best fine dining in Asia. It's also a smart layover-free gateway to the rest of Northeast Asia, and Incheon Airport itself is consistently ranked among the world's best for transit comfort.
Pricing & Best Time to Fly
On the airline side, three US carriers dominate New York to Seoul business class routing through their domestic hubs. Delta One Suite, available via the Atlanta or Minneapolis connection, gives you a proper suite with a closing door, 1-2-1 configuration, and a Tumi amenity kit — it's the most private hard product of the three and consistently our clients' top pick for solo travelers. American's Flagship Business, connecting through Charlotte or Dallas, pairs a lie-flat suite with Casper bedding and access to the Flagship Lounge for pre-flight showers and dining. United's Polaris product, routed through Houston or Chicago, offers a lie-flat pod in the same 1-2-1 layout with Saks Fifth Avenue bedding and Polaris Lounge access at the connecting hub. All three deliver fully flat beds for the long Pacific crossing, so the decision often comes down to which domestic hub is easiest for you and which lounge experience you'd rather have before a 13-hour flight.
Why Book Through BestBusinessClass.com
Pricing on this route moves with the seasons more than people expect. January, February, and March are consistently the softest months — post-holiday demand drops and fares often land near the bottom of that $2,348–$4,848 range. October, November, and December are the second sweet spot, after the summer travel surge but before the December holiday crunch fully kicks in. If your schedule has any flexibility, shifting a trip by even a week or two into these windows can mean a real difference in fare class availability, since business class award and discount seats on this route are limited and move fast once school holidays or Korean national holidays (like Chuseok) approach.
Travel Tips
For the westbound New York to Seoul business class flight specifically, request an aisle seat if you plan to work or move around, since window seats in these suites can feel more enclosed once the door or shell is up. Hydrate aggressively — the 13-hour transpacific leg plus a multi-hour domestic connection adds up to a long day, and the lie-flat seat only helps if you actually sleep on Pacific-time cues rather than New York time. Because there's no nonstop from LGA, building in a reasonable connection window (90+ minutes) at your chosen hub avoids the stress of a tight gate change before the long-haul segment.
Airline Comparison
| Airline | Product | Seat Configuration | Alliance | Key Features | Review |
|---|---|---|---|---|---|
| Delta Air Lines | Delta One Suite | Suite with closing door, 1-2-1 | SkyTeam | Delta One Suite privacy, Tumi amenity kit | Read Review |
| American Airlines | Flagship Business | Lie-flat suite, 1-2-1 | OneWorld | Flagship Lounge, Casper bedding | Read Review |
| United Airlines | United Polaris | Lie-flat pod, 1-2-1 | Star Alliance | Polaris lounge access, Saks Fifth Avenue bedding | Read Review |
Delta Air Lines
Delta One Suite
Suite with closing door, 1-2-1
Delta One Suite privacy, Tumi amenity kit
Read Full Review →
American Airlines
Flagship Business
Lie-flat suite, 1-2-1
Flagship Lounge, Casper bedding
Read Full Review →
United Airlines
United Polaris
Lie-flat pod, 1-2-1
Polaris lounge access, Saks Fifth Avenue bedding
Read Full Review →Best Time to Book
When Should You Book New York to Seoul Business Class?
Business class fares from New York to Seoul range from $2,348 to $4,848 round-trip, depending on season and advance booking. The best value is during June–September. Peak fares occur March–May, October–November. Booking 3–6 months ahead and choosing midweek departures typically yields 20–35% savings.
JanBest Value
FebBest Value
MarBest Value
AprPeak Pricing
MayPeak Pricing
JunGood Value
JulGood Value
AugGood Value
SepGood Value
OctPeak Pricing
NovPeak Pricing
DecAverage
💚 Best Value — $2,348–$2,973
💛 Good Value — $2,848–$3,598
🟠 Average — $3,348–$4,098
🔴 Peak Pricing — $3,848–$4,848
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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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