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IAD to BOR: distance & flight time
Washington (Washington Dulles International Airport) → Belfort (Fontaine Airport)
4,076 mi
6,560 km · 3,542 nm
8h 28m
estimated nonstop flight time
+6h
time difference · heading northeast
See live IAD→BOR fares Phone-only fares on this route — call free
Flight time details
4,076 miles nonstop takes roughly 8h 28m 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
- BOR — Fontaine Airport · Belfort, France
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 BOR
- BSL · EuroAirport Basel-Mulhouse-Freiburg Airport25 mi away
- CMR · Colmar-Houssen Airport35 mi away
- ZHI · Grenchen Airport38 mi away
- QNC · Neuchatel Airport49 mi away
Frequently asked questions
How far is IAD from BOR?
The flight distance from Washington (IAD) to Belfort (BOR) is 4,076 miles (6,560 km, 3,542 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to BOR?
A nonstop flight takes about 8h 28m 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 Belfort?
Belfort is 6 hours ahead of Washington.
What is the cheapest way to fly from IAD to BOR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–BOR that never appear on search engines, with no booking fees.