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GMP to SOF: distance & flight time
Seoul (Gimpo International Airport) → Sofia (Sofia Airport)
5,101 mi
8,209 km · 4,433 nm
10h 28m
estimated nonstop flight time
-6h
time difference · heading northwest
See live GMP→SOF fares Phone-only fares on this route — call free
Flight time details
5,101 miles nonstop takes roughly 10h 28m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- GMP — Gimpo International Airport · Seoul, South Korea
- SOF — Sofia Airport · Sofia, Bulgaria
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 SOF
- PDV · Plovdiv International Airport85 mi away
- INI · Nis Airport90 mi away
- SKP · Skopje Alexander the Great Airport105 mi away
- CRA · Craiova Airport115 mi away
Frequently asked questions
How far is GMP from SOF?
The flight distance from Seoul (GMP) to Sofia (SOF) is 5,101 miles (8,209 km, 4,433 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GMP to SOF?
A nonstop flight takes about 10h 28m 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 Sofia?
Sofia is 6 hours behind Seoul.
What is the cheapest way to fly from GMP to SOF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GMP–SOF that never appear on search engines, with no booking fees.