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IAD to KSC: distance & flight time
Washington (Washington Dulles International Airport) → Kosice (Košice Airport)
4,614 mi
7,426 km · 4,009 nm
9h 31m
estimated nonstop flight time
+6h
time difference · heading northeast
See live IAD→KSC fares Phone-only fares on this route — call free
Flight time details
4,614 miles nonstop takes roughly 9h 31m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- KSC — Košice Airport · Kosice, 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 IAD
Near KSC
- UDJ · Uzhhorod International Airport47 mi away
- TAT · Poprad-Tatry Airport54 mi away
- DEB · Debrecen International Airport83 mi away
- SLD · Sliač Airport96 mi away
Frequently asked questions
How far is IAD from KSC?
The flight distance from Washington (IAD) to Kosice (KSC) is 4,614 miles (7,426 km, 4,009 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to KSC?
A nonstop flight takes about 9h 31m 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 Washington and Kosice?
Kosice is 6 hours ahead of Washington.
What is the cheapest way to fly from IAD to KSC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–KSC that never appear on search engines, with no booking fees.