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ZAO to IAD: distance & flight time
Cahors (Cahors-Lalbenque Airport) → Washington (Washington Dulles International Airport)
3,931 mi
6,326 km · 3,416 nm
8h 10m
estimated nonstop flight time
-6h
time difference · heading northwest
See live ZAO→IAD fares Phone-only fares on this route — call free
Flight time details
3,931 miles nonstop takes roughly 8h 10m 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
- ZAO — Cahors-Lalbenque Airport · Cahors, France
- IAD — Washington Dulles International Airport · Washington, 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 ZAO
- XMW · Montauban Airport23 mi away
- LBI · Albi-Le Séquestre Airport44 mi away
- AGF · Agen-La Garenne Airport45 mi away
- BVE · Brive Souillac Airport48 mi away
Frequently asked questions
How far is ZAO from IAD?
The flight distance from Cahors (ZAO) to Washington (IAD) is 3,931 miles (6,326 km, 3,416 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ZAO to IAD?
A nonstop flight takes about 8h 10m 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 Cahors and Washington?
Washington is 6 hours behind Cahors.
What is the cheapest way to fly from ZAO to IAD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ZAO–IAD that never appear on search engines, with no booking fees.