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GMP to CCR: distance & flight time
Seoul (Gimpo International Airport) → Concord (Buchanan Field)
5,623 mi
9,050 km · 4,887 nm
11h 30m
estimated nonstop flight time
-16h
time difference · heading northeast
See live GMP→CCR fares Phone-only fares on this route — call free
Flight time details
5,623 miles nonstop takes roughly 11h 30m 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
- CCR — Buchanan Field · Concord, 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 CCR
- SFO · San Francisco International Airport31 mi away
- SUU · Travis Air Force Base20 mi away
- APC · Napa County Airport20 mi away
- NGZ · Alameda Naval Air Station20 mi away
Frequently asked questions
How far is GMP from CCR?
The flight distance from Seoul (GMP) to Concord (CCR) is 5,623 miles (9,050 km, 4,887 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GMP to CCR?
A nonstop flight takes about 11h 30m 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 Concord?
Concord is 16 hours behind Seoul.
What is the cheapest way to fly from GMP to CCR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GMP–CCR that never appear on search engines, with no booking fees.