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SLD to INT: distance & flight time
Sliac (Sliač Airport) → Winston-salem (Smith Reynolds Airport)
4,778 mi
7,690 km · 4,152 nm
9h 50m
estimated nonstop flight time
-6h
time difference · heading northwest
See live SLD→INT fares Phone-only fares on this route — call free
Flight time details
4,778 miles nonstop takes roughly 9h 50m 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
- SLD — Sliač Airport · Sliac, Slovakia
- INT — Smith Reynolds Airport · Winston-salem, 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 SLD
- ILZ · Žilina Airport47 mi away
- TAT · Poprad-Tatry Airport59 mi away
- PZY · Piešťany Airport60 mi away
- UHE · Kunovice Airport82 mi away
Near INT
- GSO · Piedmont Triad International Airport16 mi away
- CLT · Charlotte Douglas International Airport75 mi away
- SVH · Statesville Regional Airport48 mi away
- IKB · Wilkes County Airport49 mi away
Frequently asked questions
How far is SLD from INT?
The flight distance from Sliac (SLD) to Winston-salem (INT) is 4,778 miles (7,690 km, 4,152 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLD to INT?
A nonstop flight takes about 9h 50m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from SLD to INT?
Nonstop service on SLD–INT depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 9h 50m nonstop estimate.
What is the time difference between Sliac and Winston-salem?
Winston-salem is 6 hours behind Sliac.
What is the cheapest way to fly from SLD to INT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLD–INT that never appear on search engines, with no booking fees.
Why are some SLD to INT fares phone-only?
Consolidator contracts let us sell certain SLD–INT tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.