Cheap flights from Detroit to Seoul from $435

The month of January is another great option to travel to Seoul, with average flight prices from Detroit averaging around $1,410.

According to our data, Monday is the cheapest day to fly to Seoul from Detroit. The lowest ticket price found for a Monday departure recently was $1,608. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Sunday, with ticket prices averaging around $1,884.

Flying to Seoul from Detroit in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,744 when looking at flights departing in the morning. At noon is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,917 per ticket.

Fly from Detroit Metropolitan Wayne County to Incheon Intl for the best Detroit - Seoul flight prices

You are more likely to see cheaper flights to Seoul from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $1,632 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Detroit for as low as $1,078 on momondo.

There are 3 cabin classes available to choose from on Detroit to Seoul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cathay Pacific and Japan Airlines are the most popular carriers operating from Detroit to Seoul

Delta, Korean Air and American Airlines are the top three most popular airlines that fly to Seoul from Detroit according to our data. Delta is the first choice among our users, with 79% of people opting to fly with this airline when traveling to Seoul. Keep in mind that there are 3 different airlines that fly to Seoul on a routine basis, so you have a few additional options to choose from.

Istanbul (IST) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

Flights via Istanbul (IST) offer the lowest average round-trip price of $916.

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 19h 02m.

Dallas (DFW) has the shortest average layover time for this route: 1h 45m.

As of September 2026, there are 2 flights per day flying from Detroit to Seoul. The most common time of day flights depart is 12:00PM, with 100% of flights taking off in the afternoon.

14 flights are operational weekly from Detroit to Seoul as of September 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.