Need help booking?
Unpublished phone-only deals available
SEE to GMP: distance & flight time
El Cajon (Gillespie Field) → Seoul (Gimpo International Airport)
6,076 mi
9,778 km · 5,280 nm
12h 23m
estimated nonstop flight time
+16h
time difference · heading northwest
See live SEE→GMP fares Phone-only fares on this route — call free
Flight time details
6,076 miles nonstop takes roughly 12h 23m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- SEE — Gillespie Field · El Cajon, 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 SEE
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 SEE from GMP?
The flight distance from El Cajon (SEE) to Seoul (GMP) is 6,076 miles (9,778 km, 5,280 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEE to GMP?
A nonstop flight takes about 12h 23m 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 El Cajon and Seoul?
Seoul is 16 hours ahead of El Cajon.
What is the cheapest way to fly from SEE to GMP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEE–GMP that never appear on search engines, with no booking fees.