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IAD to SDS: distance & flight time
Washington (Washington Dulles International Airport) → Sado (Sado Airport)
6,650 mi
10,702 km · 5,778 nm
13h 30m
estimated nonstop flight time
+13h
time difference · heading northwest
See live IAD→SDS fares Phone-only fares on this route — call free
Flight time details
6,650 miles nonstop takes roughly 13h 30m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- SDS — Sado Airport · Sado, Japan
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 SDS
- KIJ · Niigata Airport39 mi away
- SYO · Shonai Airport91 mi away
- NTQ · Noto Airport95 mi away
- GAJ · Yamagata Airport109 mi away
Frequently asked questions
How far is IAD from SDS?
The flight distance from Washington (IAD) to Sado (SDS) is 6,650 miles (10,702 km, 5,778 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to SDS?
A nonstop flight takes about 13h 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 Washington and Sado?
Sado is 13 hours ahead of Washington.
What is the cheapest way to fly from IAD to SDS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–SDS that never appear on search engines, with no booking fees.