Need help booking?
Unpublished phone-only deals available
OSC to GMP: distance & flight time
Oscoda (Oscoda Wurtsmith Airport) → Seoul (Gimpo International Airport)
6,465 mi
10,405 km · 5,618 nm
13h 9m
estimated nonstop flight time
+13h
time difference · heading northwest
See live OSC→GMP fares Phone-only fares on this route — call free
Flight time details
6,465 miles nonstop takes roughly 13h 9m 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
- OSC — Oscoda Wurtsmith Airport · Oscoda, 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 OSC
- ECA · Iosco County Airport10 mi away
- APN · Alpena County Regional Airport44 mi away
- HTL · Roscommon County - Blodgett Memorial Airport63 mi away
- GDW · Gladwin Zettel Memorial Airport63 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 OSC from GMP?
The flight distance from Oscoda (OSC) to Seoul (GMP) is 6,465 miles (10,405 km, 5,618 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSC to GMP?
A nonstop flight takes about 13h 9m 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 Oscoda and Seoul?
Seoul is 13 hours ahead of Oscoda.
What is the cheapest way to fly from OSC to GMP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSC–GMP that never appear on search engines, with no booking fees.