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SAY to OIM: distance & flight time
Siena (Siena-Ampugnano Airport) → Oshima (Oshima Airport)
6,132 mi
9,869 km · 5,329 nm
12h 29m
estimated nonstop flight time
+7h
time difference · heading northeast
See live SAY→OIM fares Phone-only fares on this route — call free
Flight time details
6,132 miles nonstop takes roughly 12h 29m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- SAY — Siena-Ampugnano Airport · Siena, Italy
- OIM — Oshima Airport · Oshima, 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 SAY
- GRS · Grosseto Air Base36 mi away
- FLR · Peretola Airport38 mi away
- PSA · Pisa International Airport52 mi away
- EBA · Marina Di Campo Airport62 mi away
Near OIM
- HND · Tokyo Haneda International Airport58 mi away
- NJA · Atsugi Naval Air Facility47 mi away
- NRT · Narita International Airport89 mi away
- MYE · Miyakejima Airport50 mi away
Frequently asked questions
How far is SAY from OIM?
The flight distance from Siena (SAY) to Oshima (OIM) is 6,132 miles (9,869 km, 5,329 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SAY to OIM?
A nonstop flight takes about 12h 29m 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 Siena and Oshima?
Oshima is 7 hours ahead of Siena.
What is the cheapest way to fly from SAY to OIM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SAY–OIM that never appear on search engines, with no booking fees.