Need help booking?
Unpublished phone-only deals available
SFZ to GMP: distance & flight time
Smithfield (North Central State Airport) → Seoul (Gimpo International Airport)
6,826 mi
10,985 km · 5,931 nm
13h 51m
estimated nonstop flight time
+13h
time difference · heading north
See live SFZ→GMP fares Phone-only fares on this route — call free
Flight time details
6,826 miles nonstop takes roughly 13h 51m gate to gate, flying north. 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
- SFZ — North Central State Airport · Smithfield, 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 SFZ
- BOS · General Edward Lawrence Logan International Airport39 mi away
- PVD · Theodore Francis Green State Airport14 mi away
- NCO · Quonset State Airport23 mi away
- OWD · Norwood Memorial Airport25 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 SFZ from GMP?
The flight distance from Smithfield (SFZ) to Seoul (GMP) is 6,826 miles (10,985 km, 5,931 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SFZ to GMP?
A nonstop flight takes about 13h 51m 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 Smithfield and Seoul?
Seoul is 13 hours ahead of Smithfield.
What is the cheapest way to fly from SFZ to GMP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SFZ–GMP that never appear on search engines, with no booking fees.