$489 Cheap Flights from Detroit (DTW) to Seoul (ICN)

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Find available prices by choosing your travel dates.

Cheap Flights from Detroit to Seoul (DTW-ICN)

Prices were available within the past 7 days and start at $489 for one-way flights and $840 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
United
WestJet
Turkish Airlines
Turkish Airlines
WestJet
WestJet
WestJet
Alaska Airlines
Air Canada
Flights from Detroit (DTW) to Seoul (ICN)
Origin airport
Detroit Metropolitan Wayne County
Destination airport
Incheon Intl.
Airlines serving
Air Canada, Air France, Alaska Airlines, American Airlines, Cathay Pacific, Delta, Japan Airlines, KLM, Korean Air, Lufthansa, Turkish Airlines, United, WestJet
Roundtrip price
$839
Distance
6620 mi

Detroit to Seoul Flights

The cheapest times to fly from Detroit to Seoul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Detroit to Seoul are during the month of May. You can find some of the cheapest flights from Detroit to Seoul with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Detroit to Seoul

Sunday is one of the best days to book for cheap flights from Detroit to Seoul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Detroit to Seoul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Detroit to Seoul in 2025. You can also book with separate airlines for your outbound and return journeys, from $489 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Detroit to Seoul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Detroit to Seoul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How long does it take to fly from Metro Airport to ICN?
Delta Air Lines operates a direct flight departing from Detroit Metropolitan Wayne County Airport (DTW) at 1:40PM and coming in to land at Seoul–Incheon Intl. Airport at 5:20PM — a flight duration of 14 hours and 40 minutes. Choose the best seat available, pack something to keep you amused and enjoy the ride.
Is it cheaper to buy a plane ticket from Detroit Metropolitan Wayne County Airport (DTW) to ICN last minute?
Booking your journey from DTW to ICN last minute could help you save if you’re lucky to find a good deal. However, airfares typically don’t come down in price as the date of departure nears. If you choose to wait, flights could also be sold out or the best seats gone (that could mean the middle seat!). If you’d rather not hedge your bets, book well ahead of when you want to leave. Keep in mind that some of the best deals can be found up to 12 months in advance. If your favorite carrier hasn’t released tickets yet, check back regularly as deals are updated on Expedia constantly.
What airline has the least delays from Detroit Metropolitan Wayne County Airport (DTW) to Seoul--Incheon Intl. Airport?
With an on-time performance rate of 59%, Delta Air Lines is the airline that’s likelier to get you from Detroit Metropolitan Wayne County Airport (DTW) to Seoul–Incheon Intl. Airport without any interruptions. Flight delays can be a nice excuse to relax in the airport lounge. However, they can also lead to a missed connection or even ruin your entire vacation. Keep updated about any delays by looking up your flight status through the free Expedia App well before you get to the airport. If you’re already at the terminal and you’re worried about the knock-on effects, head to the customer service desk for assistance.
What airports do you fly into for Seoul from Detroit?
With Incheon Intl. Airport (ICN), Gimpo Intl. Airport (GMP) and Suwon (SWU-Suwon Airbase) to select from, making your way from Detroit to Seoul is a cinch. The city’s major gateway, Incheon Intl. Airport (ICN), is approximately 30 mi west of the center. Along with ticket costs, consider things like the ease of getting from the airport and the distance to your hotel before deciding where you’ll get off the plane. Get your Seoul trip off on the right foot by discovering Starfield COEX Mall and Lotte Outlets Seoul Station.
What are the most popular departure times for flights from DTW to Incheon Airport?
Between 1:00 PM - 2:00 PM is when you’ll find the most Delta Air Lines flights departing from DTW to Incheon Intl. Airport (ICN). Our recommendation? Get up and away in the morning. With air traffic yet to build up, your odds of traveling on a delay-free flight are higher.
Can I change the date of my flight from Detroit Metropolitan Wayne County Airport (DTW) to ICN?
It’s a breeze to make amendments to your Detroit Metropolitan Wayne County Airport (DTW) to Seoul–Incheon Intl. Airport trip yourself. Simply log in to the Expedia Trips portal and tap “change flight.” Look for new flights and choose the one that fits your new plans. You’ll get an estimate of applicable flight change costs. Alternatively, head to our Customer Service portal to chat to our Virtual Agent and quickly get answers to all your questions.

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