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IAD to TSF: distance & flight time
Washington (Washington Dulles International Airport) → Treviso (Treviso-Sant'Angelo Airport)
4,358 mi
7,014 km · 3,787 nm
9h 1m
estimated nonstop flight time
+6h
time difference · heading northeast
See live IAD→TSF fares Phone-only fares on this route — call free
Flight time details
4,358 miles nonstop takes roughly 9h 1m 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
- TSF — Treviso-Sant'Angelo Airport · Treviso, Italy
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 TSF
- VCE · Venice Marco Polo Airport12 mi away
- QPA · Padova Airport24 mi away
- AVB · Aviano Air Base33 mi away
- VIC · Vicenza Airport33 mi away
Frequently asked questions
How far is IAD from TSF?
The flight distance from Washington (IAD) to Treviso (TSF) is 4,358 miles (7,014 km, 3,787 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to TSF?
A nonstop flight takes about 9h 1m 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 Treviso?
Treviso is 6 hours ahead of Washington.
What is the cheapest way to fly from IAD to TSF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–TSF that never appear on search engines, with no booking fees.