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KLU to HFD: distance & flight time
Klagenfurt (Klagenfurt Airport) → Hartford (Hartford Brainard Airport)
4,095 mi
6,591 km · 3,559 nm
8h 30m
estimated nonstop flight time
-6h
time difference · heading northwest
See live KLU→HFD fares Phone-only fares on this route — call free
Flight time details
4,095 miles nonstop takes roughly 8h 30m 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
- KLU — Klagenfurt Airport · Klagenfurt, Austria
- HFD — Hartford Brainard Airport · Hartford, 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 KLU
- LJU · Ljubljana Jože Pučnik Airport29 mi away
- GRZ · Graz Airport57 mi away
- MBX · Maribor Airport65 mi away
- TRS · Trieste–Friuli Venezia Giulia Airport70 mi away
Near HFD
- BDL · Bradley International Airport14 mi away
- BAF · Westfield-Barnes Regional Airport29 mi away
- OXC · Waterbury Oxford Airport31 mi away
- CEF · Westover ARB/Metropolitan Airport32 mi away
Frequently asked questions
How far is KLU from HFD?
The flight distance from Klagenfurt (KLU) to Hartford (HFD) is 4,095 miles (6,591 km, 3,559 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLU to HFD?
A nonstop flight takes about 8h 30m 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 Klagenfurt and Hartford?
Hartford is 6 hours behind Klagenfurt.
What is the cheapest way to fly from KLU to HFD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLU–HFD that never appear on search engines, with no booking fees.