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SLD to GMP: distance & flight time
Sliac (Sliač Airport) → Seoul (Gimpo International Airport)
5,018 mi
8,076 km · 4,360 nm
10h 18m
estimated nonstop flight time
+7h
time difference · heading northeast
See live SLD→GMP fares Phone-only fares on this route — call free
Flight time details
5,018 miles nonstop takes roughly 10h 18m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- SLD — Sliač Airport · Sliac, Slovakia
- 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 SLD
- ILZ · Žilina Airport47 mi away
- TAT · Poprad-Tatry Airport59 mi away
- PZY · Piešťany Airport60 mi away
- UHE · Kunovice Airport82 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 SLD from GMP?
The flight distance from Sliac (SLD) to Seoul (GMP) is 5,018 miles (8,076 km, 4,360 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLD to GMP?
A nonstop flight takes about 10h 18m 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 Sliac and Seoul?
Seoul is 7 hours ahead of Sliac.
What is the cheapest way to fly from SLD to GMP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLD–GMP that never appear on search engines, with no booking fees.