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GMP to SDM: distance & flight time
Seoul (Gimpo International Airport) → San Diego (Brown Field Municipal Airport)
6,088 mi
9,798 km · 5,290 nm
12h 24m
estimated nonstop flight time
-16h
time difference · heading northeast
See live GMP→SDM fares Phone-only fares on this route — call free
Flight time details
6,088 miles nonstop takes roughly 12h 24m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time set-back when reading arrival times on your ticket.
The two airports
- GMP — Gimpo International Airport · Seoul, South Korea
- SDM — Brown Field Municipal Airport · San Diego, United States
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 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
Near SDM
Frequently asked questions
How far is GMP from SDM?
The flight distance from Seoul (GMP) to San Diego (SDM) is 6,088 miles (9,798 km, 5,290 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GMP to SDM?
A nonstop flight takes about 12h 24m 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 Seoul and San Diego?
San Diego is 16 hours behind Seoul.
What is the cheapest way to fly from GMP to SDM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GMP–SDM that never appear on search engines, with no booking fees.