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AST to SDS: distance & flight time
Astoria (Astoria Regional Airport) → Sado (Sado Airport)
4,712 mi
7,583 km · 4,094 nm
9h 42m
estimated nonstop flight time
+16h
time difference · heading northwest
See live AST→SDS fares Phone-only fares on this route — call free
Flight time details
4,712 miles nonstop takes roughly 9h 42m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- AST — Astoria Regional Airport · Astoria, 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 AST
- KLS · Southwest Washington Regional Airport47 mi away
- OTK · Tillamook Airport51 mi away
- HQM · Bowerman Airport56 mi away
- CLS · Chehalis Centralia Airport56 mi away
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 AST from SDS?
The flight distance from Astoria (AST) to Sado (SDS) is 4,712 miles (7,583 km, 4,094 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AST to SDS?
A nonstop flight takes about 9h 42m 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 Astoria and Sado?
Sado is 16 hours ahead of Astoria.
What is the cheapest way to fly from AST to SDS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AST–SDS that never appear on search engines, with no booking fees.