Need help booking?
Unpublished phone-only deals available
AST to KIJ: distance & flight time
Astoria (Astoria Regional Airport) → Niigata (Niigata Airport)
4,688 mi
7,544 km · 4,074 nm
9h 40m
estimated nonstop flight time
+16h
time difference · heading northwest
See live AST→KIJ fares Phone-only fares on this route — call free
Flight time details
4,688 miles nonstop takes roughly 9h 40m 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
- KIJ — Niigata Airport · Niigata, 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 KIJ
- SDS · Sado Airport39 mi away
- SYO · Shonai Airport69 mi away
- GAJ · Yamagata Airport75 mi away
- FKS · Fukushima Airport88 mi away
Frequently asked questions
How far is AST from KIJ?
The flight distance from Astoria (AST) to Niigata (KIJ) is 4,688 miles (7,544 km, 4,074 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AST to KIJ?
A nonstop flight takes about 9h 40m 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 Niigata?
Niigata is 16 hours ahead of Astoria.
What is the cheapest way to fly from AST to KIJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AST–KIJ that never appear on search engines, with no booking fees.