--- title: "Detroit (DTW) to Seoul (ICN) flights: who flies it" description: "Delta Air Lines flies nonstop from DTW to ICN, about 7 flights a week, covering 6,621 miles. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/dtw-icn" url: "https://2lnr.com/routes/dtw-icn.md" date_modified: "2026-10-18T05:10:47Z" --- # Detroit to Seoul (DTW-ICN): nonstop upgrade & award space Delta Air Lines flies the DTW to ICN nonstop about 7 times a week. In the timetable below it flies as DL 159, scheduled at 15h 5m to 15h 20m for the 6,621 miles. 2LNR checks confirmed upgrade and award space on Delta Air Lines flights on this route, so you can see which departures have space before you book. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 24, 2026. See DTW to ICN on the interactive map [Get started free](https://2lnr.com/login) 7 Flights a week, 4-week average 15h 5m to 15h 20m Scheduled flight time 6,621 mi Nonstop distance Free To get started ## Detroit to Seoul flight schedule Scheduled nonstop departures for DTW to ICN starting October 23, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Detroit (DTW) to Seoul (ICN) | Date | Flight | Airline | Departs DTW | Arrives ICN | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | DL 159 | Delta Air Lines | 12:20 | 16:25 | 15h 5m | [Airbus A350-900](https://2lnr.com/seatmaps/dl/a350-900.md) | | Sat, Oct 24 | DL 159 | Delta Air Lines | 12:30 | 16:50 | 15h 20m | Airbus A350-900 | | Sun, Oct 25 | DL 159 | Delta Air Lines | 12:30 | 16:50 | 15h 20m | Airbus A350-900 | | Mon, Oct 26 | DL 159 | Delta Air Lines | 12:30 | 16:50 | 15h 20m | Airbus A350-900 | | Tue, Oct 27 | DL 159 | Delta Air Lines | 12:30 | 16:50 | 15h 20m | Airbus A350-900 | | Wed, Oct 28 | DL 159 | Delta Air Lines | 12:30 | 16:50 | 15h 20m | Airbus A350-900 | | Thu, Oct 29 | DL 159 | Delta Air Lines | 12:30 | 16:50 | 15h 20m | Airbus A350-900 | Showing all 7 scheduled DTW to ICN departures across 7 days with service, starting October 23, 2026. 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 hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every DTW to ICN date on the interactive map ## Aircraft on the Detroit to Seoul nonstop Delta Air Lines flies the [Airbus A350-900](https://2lnr.com/seatmaps/dl/a350-900.md) on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Confirmed upgrade & award space on DTW 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 Detroit to Seoul to see which departures have space, the next 14 days free on every product and the full horizon on Pro. Delta Air Lines award space was open on all 14 Detroit to Seoul departure dates from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026. ### See real availability Confirmed upgrade or award seats by date on the DTW to ICN departures 2LNR tracks, checked against live inventory so you know what's open before you book. ### Set an alert Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're tracking. ### Plan on the map See DTW to ICN on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Detroit to Seoul nonstop Carriers operating DTW to ICN nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date. - [Delta Air Lines (DL) route map](https://2lnr.com/routes/airlines/dl.md)\ [The aircraft DL flies](https://2lnr.com/seatmaps/dl.md) See DTW to ICN on the interactive map → ## Frequently asked questions about DTW to ICN **How long is the flight from Detroit (DTW) to Seoul (ICN)?** Scheduled flight times from Detroit (DTW) to Seoul (ICN) run from 15h 5m to 15h 20m across the departures in the schedule table on this page. The nonstop covers about 6,621 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from DTW to ICN?** Delta Air Lines is currently the only airline flying DTW to ICN nonstop. 2LNR tracks confirmed upgrade and award space on Delta Air Lines. **How many flights a week are there from DTW to ICN?** About 7 nonstop flights a week run between Detroit (DTW) and Seoul (ICN) in the current schedule, operated by Delta Air Lines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from DTW to ICN depart?** Scheduled DTW to ICN nonstops in the next 7 days with service leave between 12:20 and 12:30, local time at Detroit. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate DTW to ICN nonstop?** Delta Air Lines flies DL 159 nonstop from Detroit (DTW) to Seoul (ICN), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft. **How do I check upgrade or award availability on DTW to ICN?** Open the DTW 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. Flying the other way? See [ICN to DTW upgrade and award space](https://2lnr.com/routes/icn-dtw.md). Award seats rather than schedules? See [Delta Air Lines award availability](https://2lnr.com/awards/dl.md). Looking beyond this route? See [every route from Detroit (DTW)](https://2lnr.com/routes/dtw.md), or [every route from Seoul (ICN)](https://2lnr.com/routes/icn.md). - [How Delta upgrades clear](https://2lnr.com/about/dl/upgrades.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## Never miss DTW to ICN upgrade or award space See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)