Need help booking?
Unpublished phone-only deals available
DET to GMP: distance & flight time
Detroit (Coleman A. Young Municipal Airport) → Seoul (Gimpo International Airport)
6,602 mi
10,625 km · 5,737 nm
13h 25m
estimated nonstop flight time
+13h
time difference · heading northwest
See live DET→GMP fares Phone-only fares on this route — call free
Flight time details
6,602 miles nonstop takes roughly 13h 25m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- DET — Coleman A. Young Municipal Airport · Detroit, United States
- GMP — Gimpo International Airport · Seoul, South Korea
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near DET
- DTW · Detroit Metropolitan Wayne County Airport22 mi away
- YQG · Windsor Airport10 mi away
- MTC · Selfridge Air National Guard Base Airport17 mi away
- PTK · Oakland County International Airport27 mi away
Near GMP
- ICN · Incheon International Airport20 mi away
- SSN · Seoul Air Base (K-16)19 mi away
- SWU · Suwon Airport25 mi away
- OSN · Osan Air Base35 mi away
Frequently asked questions
How far is DET from GMP?
The flight distance from Detroit (DET) to Seoul (GMP) is 6,602 miles (10,625 km, 5,737 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DET to GMP?
A nonstop flight takes about 13h 25m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Detroit and Seoul?
Seoul is 13 hours ahead of Detroit.
What is the cheapest way to fly from DET to GMP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DET–GMP that never appear on search engines, with no booking fees.