Need help booking?
Unpublished phone-only deals available
SLD to PHL: distance & flight time
Sliac (Sliač Airport) → Philadelphia (Philadelphia International Airport)
4,404 mi
7,087 km · 3,827 nm
9h 6m
estimated nonstop flight time
-6h
time difference · heading northwest
See live SLD→PHL fares Phone-only fares on this route — call free
Flight time details
4,404 miles nonstop takes roughly 9h 6m 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
- PHL — Philadelphia International Airport · Philadelphia, 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 PHL
- BBX · Wings Field18 mi away
- PNE · Northeast Philadelphia Airport19 mi away
- LLY · South Jersey Regional Airport22 mi away
- NXX · Willow Grove Naval Air Station/Joint Reserve Base23 mi away
Frequently asked questions
How far is SLD from PHL?
The flight distance from Sliac (SLD) to Philadelphia (PHL) is 4,404 miles (7,087 km, 3,827 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLD to PHL?
A nonstop flight takes about 9h 6m 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 Philadelphia?
Philadelphia is 6 hours behind Sliac.
What is the cheapest way to fly from SLD to PHL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLD–PHL that never appear on search engines, with no booking fees.