Atlanta to Seoul (ATL-ICN): nonstop upgrade & award space

Delta Air Lines and Korean Air fly nonstop between Atlanta (ATL) and Seoul (ICN), roughly 28 times a week. Long-haul cabins on a corridor this busy are large but never idle: premium cabin inventory reshuffles around every schedule change, and the best dates go first. 2LNR tracks confirmed upgrade and award space on Delta Air Lines, on every ATL to ICN departure, so you know which flights have space before you book.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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28
Nonstop flights a week
7,138 mi
Nonstop distance
Free
To get started

Atlanta to Seoul flight schedule

Scheduled nonstop departures for ATL to ICN, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Atlanta (ATL) to Seoul (ICN)
Date Flight Airline Departs ATL Arrives ICN Duration Aircraft
DL 189Delta Air Lines09:3014:1015h 40m359
KE 34Korean Air11:3515:5515h 20m77W
KE 36Korean Air13:2517:5015h 25m77W
DL 27Delta Air Lines23:3504:0015h 25m359
DL 189Delta Air Lines09:3014:1015h 40m359
KE 34Korean Air11:3515:5515h 20m77W
KE 36Korean Air13:2517:5015h 25m77W
DL 27Delta Air Lines23:3504:0015h 25m359
DL 189Delta Air Lines09:3014:1015h 40m359
KE 34Korean Air11:3515:5515h 20m77W
KE 36Korean Air13:2517:5015h 25m77W
DL 27Delta Air Lines23:3504:0015h 25m359
DL 189Delta Air Lines09:3014:1015h 40m359
KE 34Korean Air11:3515:5515h 20m77W
KE 36Korean Air13:2517:5015h 25m77W
DL 27Delta Air Lines23:3504:0015h 25m359
DL 189Delta Air Lines09:3014:1015h 40m359
KE 34Korean Air11:3515:5515h 20m77W
KE 36Korean Air13:2517:5015h 25m77W
DL 27Delta Air Lines23:3504:0015h 25m359
DL 189Delta Air Lines09:3014:1015h 40m359
KE 34Korean Air11:3515:5515h 20m77W
KE 36Korean Air13:2517:5015h 25m77W
DL 27Delta Air Lines23:3504:0015h 25m359
DL 189Delta Air Lines09:3014:1015h 40m359
KE 34Korean Air11:3515:5515h 20m77W
KE 36Korean Air13:2517:5015h 25m77W
DL 27Delta Air Lines23:3504:0015h 25m359

Showing all 28 scheduled ATL to ICN departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every ATL to ICN date on the interactive map

Confirmed upgrade & award space on ATL to ICN departures

2LNR tracks confirmed upgrade and award space on Delta Air Lines, segment by segment and date by date. Open the calendar for Atlanta to Seoul to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each ATL to ICN departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See ATL to ICN on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Atlanta to Seoul nonstop

Carriers operating ATL to ICN nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See ATL to ICN on the interactive map →

Frequently asked questions about ATL to ICN

How far is Seoul from Atlanta?
ATL to ICN covers about 7,138 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from ATL to ICN?
Delta Air Lines and Korean Air fly the route nonstop. 2LNR tracks confirmed upgrade and award space on Delta Air Lines.
How many flights a week are there from ATL to ICN?
About 28 nonstop flights a week run between Atlanta and Seoul in the current schedule, operated by Delta Air Lines and Korean Air. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from ATL to ICN depart?
Scheduled ATL to ICN nonstops in the next 7 days with service leave between 09:30 and 23:35, local time at Atlanta. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on ATL to ICN?
Open the ATL to ICN route on the interactive map or the matrix to see confirmed upgrade and award space by date on Delta Air Lines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss ATL to ICN upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

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