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GLS to SLD: distance & flight time
Galveston (Scholes International At Galveston Airport) → Sliac (Sliač Airport)
5,692 mi
9,161 km · 4,947 nm
11h 38m
estimated nonstop flight time
+7h
time difference · heading northeast
See live GLS→SLD fares Phone-only fares on this route — call free
Flight time details
5,692 miles nonstop takes roughly 11h 38m 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
- GLS — Scholes International At Galveston Airport · Galveston, United States
- SLD — Sliač Airport · Sliac, Slovakia
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 GLS
- IAH · George Bush Intercontinental Houston Airport57 mi away
- EFD · Ellington Airport30 mi away
- HOU · William P Hobby Airport36 mi away
- LJN · Texas Gulf Coast Regional Airport38 mi away
Near SLD
- ILZ · Žilina Airport47 mi away
- TAT · Poprad-Tatry Airport59 mi away
- PZY · Piešťany Airport60 mi away
- UHE · Kunovice Airport82 mi away
Frequently asked questions
How far is GLS from SLD?
The flight distance from Galveston (GLS) to Sliac (SLD) is 5,692 miles (9,161 km, 4,947 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GLS to SLD?
A nonstop flight takes about 11h 38m 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 Galveston and Sliac?
Sliac is 7 hours ahead of Galveston.
What is the cheapest way to fly from GLS to SLD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GLS–SLD that never appear on search engines, with no booking fees.