Business class flights from Los Angeles (LAX) to Seoul (ICN) start from $3,200 round-trip — up to 40% below published airline prices. The 12-13 hours journey covers 5,956 miles, with 4 airlines offering lie-flat seats on this route. Best time to book: Book 3-5 months in advance for optimal pricing. Korean Air and Asiana frequently launch promotional fares in February and October. Delta SkyMiles and American AAdvantage partnerships with Korean carriers open additional discounted inventory windows..
LAX → ICN
Los Angeles to Seoul Business Class
From$3,200
Quick Verdict
Updated September 2026Los Angeles to Seoul business class fares start at $3,200 round-trip, with airlines including Korean Air, Asiana Airlines, Delta, American Airlines. The 12-13 hours flight covers 5,956 miles. Peak season: March-May (spring, cherry blossom season) and September-November (autumn foliage). Best value: January-February (cold winter) and July-August (hot and humid). Book through BestBusinessClass.com to save up to 40%.
From$3,200
Top AirlinesKorean Air · Asiana Airlines · Delta · American Airlines
Flight Time12-13 hours
Best MonthsJanuary-February (cold winter) and July-August (hot and humid)
Route Overview
Flight Time
12-13 hours
Distance
5,956 miles
Time Difference
UTC+9 (16 hours ahead)
Best Season
Apr-May & Sep-Oct
Price Range
$3,200-$7,000
Route Intelligence
Which airline offers the best business class from Los Angeles to Seoul?
Business class flights from Los Angeles to Seoul start from $3200 round-trip, and the four carriers on this route each bring something different to the cabin. Korean Air's Prestige Class is the local favorite, with fully lie-flat seats, an extensive Korean and Western menu, and the airline's signature bibimbap served in-flight. Asiana Airlines offers a comparable Business Smartium product with lie-flat seating and a strong reputation for attentive service. Delta One brings its suite-style seating (including doors on select aircraft) along with Delta's curated wine programs and the reliability of a U.S. carrier with strong ground support at LAX. American Airlines' Flagship Business rounds out the field with lie-flat seats and Flagship dining, appealing to travelers who prioritize AAdvantage or oneworld loyalty benefits. For pure comfort and cultural immersion into the destination, Korean Air edges ahead; for U.S.-based loyalty perks and domestic connectivity, Delta or American may be the smarter pick.
What is the best time to book Los Angeles to Seoul business class?
Fares on the Los Angeles to Seoul business class route tend to spike around major Korean holidays like Lunar New Year and Chuseok, as well as the peak summer travel season from June through August. Booking 3-4 months in advance typically yields the best combination of price and seat availability, though last-minute deals occasionally surface during shoulder seasons like October-November or February-March. Business travelers with flexible dates can often save significantly by shifting departure by even a few days to avoid weekend premiums. Because pricing swings so much by carrier and season, it's worth having a specialist monitor multiple airlines simultaneously rather than checking one site repeatedly—BestBusinessClass.com does exactly that for travelers on this route.
What to expect flying business class from Los Angeles to Seoul
Most nonstop flights from LAX to Incheon (ICN) depart in the late morning or early afternoon and arrive the following evening in Seoul, effectively turning the 12-13 hour journey into an overnight-style flight where business class lie-flat seating becomes essential for arriving rested. The return flight from Seoul to Los Angeles typically departs in the afternoon and, thanks to the time zone difference, lands back in LA the same day it departed. Expect a full dining service on the westbound leg and the option to sleep through much of the eastbound flight thanks to daylight-friendly scheduling. Wi-Fi is available on most aircraft operating this route, letting business travelers stay connected or catch up on rest depending on their itinerary needs. Landing in Incheon, one of Asia's best-connected hub airports, also makes onward connections throughout Asia notably smooth for business class passengers.
Airport lounges for Los Angeles to Seoul business class passengers
Business class and premium loyalty passengers flying Korean Air from LAX can typically access Korean Air's own lounge in the Tom Bradley International Terminal before departure. Delta One passengers departing LAX have access to the Delta Sky Club, offering a comfortable pre-flight space with food, drinks, and shower suites. American Airlines Flagship Business passengers can use the American Flagship Lounge at LAX, one of the airline's premium lounge locations reserved for international business and first class travelers. Asiana Airlines, as a Star Alliance member, typically provides its premium passengers access to Star Alliance lounge facilities at LAX's international terminal.
Is Los Angeles to Seoul business class worth the upgrade?
On a 12-13 hour flight crossing 17 time zones' worth of jet lag potential, business class isn't just comfort—it's a genuine tool for arriving in Seoul ready to work or explore rather than recovering for two days. Lie-flat seating on Korean Air, Asiana, Delta, and American all allow for real rest, which matters enormously on a route this long, especially for travelers heading into back-to-back business meetings in Seoul's Gangnam or Jongno districts. Priority check-in, lounge access, and faster immigration processing at Incheon further compress the friction of an already long journey. Given how much fares vary by airline and season on this corridor, it's worth calling BestBusinessClass.com at (855) 815-4774 to compare real-time options before booking, since the right timing can make business class far more attainable than travelers expect.
Airline Comparison
| Airline | Product | Seat Configuration | Alliance | Key Features | Review |
|---|---|---|---|---|---|
| Korean Air | Prestige Suite | 1-2-1 reverse herringbone suite with sliding privacy partition, 78-inch lie-flat bed | SkyTeam | Bibimbap and Korean cuisine alongside Western options, excellent Korean wine and spirits, Samsung entertainment system, Celestial Bar lounge area, acclaimed Incheon lounges | Read Review |
| Asiana Airlines | Business Smartium | Forward-facing staggered suite with 74-inch lie-flat bed in 1-2-1 configuration | Star Alliance | Refined Korean and international cuisine, traditional Korean tea service, high-quality amenity kits, attentive and gracious Korean-style service | Read Review |
| Delta | Delta One Suite | Enclosed suite with sliding door and 78-inch lie-flat bed | SkyTeam | Chef-curated seasonal menus, Missoni bedding, free Wi-Fi for SkyMiles members, joint venture with Korean Air providing seamless connectivity | Read Review |
| American Airlines | Flagship Business | Flagship Suite with privacy door, lie-flat bed in 1-2-1 layout | OneWorld | Multi-course dining service, Casper sleep products, Flagship First Dining access at LAX, oneworld partnership with Korean carriers | Read Review |
Korean Air
Prestige Suite
1-2-1 reverse herringbone suite with sliding privacy partition, 78-inch lie-flat bed
Bibimbap and Korean cuisine alongside Western options, excellent Korean wine and spirits, Samsung entertainment system, Celestial Bar lounge area, acclaimed Incheon lounges
Read Full Review →
Asiana Airlines
Business Smartium
Forward-facing staggered suite with 74-inch lie-flat bed in 1-2-1 configuration
Refined Korean and international cuisine, traditional Korean tea service, high-quality amenity kits, attentive and gracious Korean-style service
Read Full Review →
Delta
Delta One Suite
Enclosed suite with sliding door and 78-inch lie-flat bed
Chef-curated seasonal menus, Missoni bedding, free Wi-Fi for SkyMiles members, joint venture with Korean Air providing seamless connectivity
Read Full Review →
American Airlines
Flagship Business
Flagship Suite with privacy door, lie-flat bed in 1-2-1 layout
Multi-course dining service, Casper sleep products, Flagship First Dining access at LAX, oneworld partnership with Korean carriers
Read Full Review →Best Time to Book
When Should You Book Los Angeles to Seoul Business Class?
Business class fares from Los Angeles to Seoul range from $3,200 to $7,000 round-trip, depending on season and advance booking. The best value is during January-February (cold winter) and July-August (hot and humid). Peak fares occur March-May (spring, cherry blossom season) and September-November (autumn foliage). Booking 3–6 months ahead and choosing midweek departures typically yields 20–35% savings.
JanAverage
FebAverage
MarAverage
AprAverage
MayAverage
JunAverage
JulAverage
AugAverage
SepAverage
OctAverage
NovAverage
DecAverage
💚 Best Value — $3,200–$4,150
💛 Good Value — $3,960–$5,100
🟠 Average — $4,720–$5,860
🔴 Peak Pricing — $5,480–$7,000
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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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